./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/xcsp/AllInterval-006.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 38b53e6a Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_caa6f2a1-b397-49fa-9b74-7db68d537427/bin/uautomizer-ZsLfNo2U6R/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_caa6f2a1-b397-49fa-9b74-7db68d537427/bin/uautomizer-ZsLfNo2U6R/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_caa6f2a1-b397-49fa-9b74-7db68d537427/bin/uautomizer-ZsLfNo2U6R/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_caa6f2a1-b397-49fa-9b74-7db68d537427/bin/uautomizer-ZsLfNo2U6R/config/AutomizerReach.xml -i ../../sv-benchmarks/c/xcsp/AllInterval-006.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_caa6f2a1-b397-49fa-9b74-7db68d537427/bin/uautomizer-ZsLfNo2U6R/config/svcomp-Overflow-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_caa6f2a1-b397-49fa-9b74-7db68d537427/bin/uautomizer-ZsLfNo2U6R --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 5db620ad631bbb2b4f2f184a6694f3d470d0214c96a5cb4b6c65ad330c77841f --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-38b53e6 [2022-11-25 18:17:11,275 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-25 18:17:11,277 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-25 18:17:11,301 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-25 18:17:11,304 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-25 18:17:11,307 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-25 18:17:11,312 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-25 18:17:11,315 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-25 18:17:11,318 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-25 18:17:11,323 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-25 18:17:11,325 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-25 18:17:11,327 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-25 18:17:11,328 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-25 18:17:11,330 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-25 18:17:11,332 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-25 18:17:11,335 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-25 18:17:11,337 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-25 18:17:11,337 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-25 18:17:11,339 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-25 18:17:11,346 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-25 18:17:11,347 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-25 18:17:11,349 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-25 18:17:11,351 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-25 18:17:11,351 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-25 18:17:11,360 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-25 18:17:11,362 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-25 18:17:11,362 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-25 18:17:11,363 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-25 18:17:11,364 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-25 18:17:11,365 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-25 18:17:11,366 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-25 18:17:11,367 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-25 18:17:11,369 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-25 18:17:11,370 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-25 18:17:11,372 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-25 18:17:11,373 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-25 18:17:11,373 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-25 18:17:11,374 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-25 18:17:11,374 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-25 18:17:11,375 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-25 18:17:11,376 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-25 18:17:11,376 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_caa6f2a1-b397-49fa-9b74-7db68d537427/bin/uautomizer-ZsLfNo2U6R/config/svcomp-Overflow-32bit-Automizer_Default.epf [2022-11-25 18:17:11,419 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-25 18:17:11,420 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-25 18:17:11,421 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-25 18:17:11,421 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-25 18:17:11,422 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-25 18:17:11,422 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-25 18:17:11,423 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-25 18:17:11,423 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-25 18:17:11,423 INFO L138 SettingsManager]: * Use SBE=true [2022-11-25 18:17:11,424 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-25 18:17:11,425 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-25 18:17:11,425 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-25 18:17:11,425 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-25 18:17:11,426 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-25 18:17:11,426 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-25 18:17:11,426 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-25 18:17:11,426 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-25 18:17:11,427 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-25 18:17:11,427 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-25 18:17:11,427 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-25 18:17:11,427 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-25 18:17:11,428 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-25 18:17:11,428 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-25 18:17:11,428 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-25 18:17:11,429 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-25 18:17:11,429 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-25 18:17:11,429 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-25 18:17:11,429 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-25 18:17:11,430 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-25 18:17:11,431 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-25 18:17:11,431 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-25 18:17:11,431 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-25 18:17:11,432 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-25 18:17:11,432 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-25 18:17:11,432 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2022-11-25 18:17:11,432 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-25 18:17:11,433 INFO L138 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_caa6f2a1-b397-49fa-9b74-7db68d537427/bin/uautomizer-ZsLfNo2U6R/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_caa6f2a1-b397-49fa-9b74-7db68d537427/bin/uautomizer-ZsLfNo2U6R Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5db620ad631bbb2b4f2f184a6694f3d470d0214c96a5cb4b6c65ad330c77841f [2022-11-25 18:17:11,792 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-25 18:17:11,828 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-25 18:17:11,831 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-25 18:17:11,832 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-25 18:17:11,833 INFO L275 PluginConnector]: CDTParser initialized [2022-11-25 18:17:11,834 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_caa6f2a1-b397-49fa-9b74-7db68d537427/bin/uautomizer-ZsLfNo2U6R/../../sv-benchmarks/c/xcsp/AllInterval-006.c [2022-11-25 18:17:14,929 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-25 18:17:15,110 INFO L351 CDTParser]: Found 1 translation units. [2022-11-25 18:17:15,110 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_caa6f2a1-b397-49fa-9b74-7db68d537427/sv-benchmarks/c/xcsp/AllInterval-006.c [2022-11-25 18:17:15,118 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_caa6f2a1-b397-49fa-9b74-7db68d537427/bin/uautomizer-ZsLfNo2U6R/data/01fd19999/a8dcd804f49e40238b7dd770b102aa84/FLAG10e61076b [2022-11-25 18:17:15,133 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_caa6f2a1-b397-49fa-9b74-7db68d537427/bin/uautomizer-ZsLfNo2U6R/data/01fd19999/a8dcd804f49e40238b7dd770b102aa84 [2022-11-25 18:17:15,138 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-25 18:17:15,140 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-25 18:17:15,144 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-25 18:17:15,144 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-25 18:17:15,149 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-25 18:17:15,150 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 06:17:15" (1/1) ... [2022-11-25 18:17:15,151 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7ba79045 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:17:15, skipping insertion in model container [2022-11-25 18:17:15,152 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 06:17:15" (1/1) ... [2022-11-25 18:17:15,160 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-25 18:17:15,191 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-25 18:17:15,419 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_caa6f2a1-b397-49fa-9b74-7db68d537427/sv-benchmarks/c/xcsp/AllInterval-006.c[3098,3111] [2022-11-25 18:17:15,427 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-25 18:17:15,438 INFO L203 MainTranslator]: Completed pre-run [2022-11-25 18:17:15,506 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_caa6f2a1-b397-49fa-9b74-7db68d537427/sv-benchmarks/c/xcsp/AllInterval-006.c[3098,3111] [2022-11-25 18:17:15,507 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-25 18:17:15,526 INFO L208 MainTranslator]: Completed translation [2022-11-25 18:17:15,527 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:17:15 WrapperNode [2022-11-25 18:17:15,527 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-25 18:17:15,529 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-25 18:17:15,529 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-25 18:17:15,529 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-25 18:17:15,537 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:17:15" (1/1) ... [2022-11-25 18:17:15,557 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:17:15" (1/1) ... [2022-11-25 18:17:15,598 INFO L138 Inliner]: procedures = 13, calls = 59, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 164 [2022-11-25 18:17:15,604 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-25 18:17:15,605 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-25 18:17:15,605 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-25 18:17:15,606 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-25 18:17:15,617 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:17:15" (1/1) ... [2022-11-25 18:17:15,617 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:17:15" (1/1) ... [2022-11-25 18:17:15,624 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:17:15" (1/1) ... [2022-11-25 18:17:15,624 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:17:15" (1/1) ... [2022-11-25 18:17:15,628 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:17:15" (1/1) ... [2022-11-25 18:17:15,630 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:17:15" (1/1) ... [2022-11-25 18:17:15,632 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:17:15" (1/1) ... [2022-11-25 18:17:15,633 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:17:15" (1/1) ... [2022-11-25 18:17:15,635 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-25 18:17:15,636 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-25 18:17:15,636 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-25 18:17:15,636 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-25 18:17:15,637 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:17:15" (1/1) ... [2022-11-25 18:17:15,674 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-25 18:17:15,687 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_caa6f2a1-b397-49fa-9b74-7db68d537427/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 18:17:15,703 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_caa6f2a1-b397-49fa-9b74-7db68d537427/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-25 18:17:15,721 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_caa6f2a1-b397-49fa-9b74-7db68d537427/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-25 18:17:15,752 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-25 18:17:15,753 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-25 18:17:15,753 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-25 18:17:15,753 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-25 18:17:15,755 INFO L130 BoogieDeclarations]: Found specification of procedure assume [2022-11-25 18:17:15,755 INFO L138 BoogieDeclarations]: Found implementation of procedure assume [2022-11-25 18:17:15,845 INFO L235 CfgBuilder]: Building ICFG [2022-11-25 18:17:15,847 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-25 18:17:16,275 INFO L276 CfgBuilder]: Performing block encoding [2022-11-25 18:17:16,288 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-25 18:17:16,292 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-25 18:17:16,295 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 06:17:16 BoogieIcfgContainer [2022-11-25 18:17:16,296 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-25 18:17:16,300 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-25 18:17:16,300 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-25 18:17:16,304 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-25 18:17:16,305 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.11 06:17:15" (1/3) ... [2022-11-25 18:17:16,307 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@79fdc661 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 06:17:16, skipping insertion in model container [2022-11-25 18:17:16,307 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:17:15" (2/3) ... [2022-11-25 18:17:16,308 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@79fdc661 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 06:17:16, skipping insertion in model container [2022-11-25 18:17:16,309 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 06:17:16" (3/3) ... [2022-11-25 18:17:16,317 INFO L112 eAbstractionObserver]: Analyzing ICFG AllInterval-006.c [2022-11-25 18:17:16,343 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-25 18:17:16,344 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 20 error locations. [2022-11-25 18:17:16,433 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-25 18:17:16,441 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@651899be, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-25 18:17:16,442 INFO L358 AbstractCegarLoop]: Starting to check reachability of 20 error locations. [2022-11-25 18:17:16,447 INFO L276 IsEmpty]: Start isEmpty. Operand has 124 states, 50 states have (on average 1.52) internal successors, (76), 70 states have internal predecessors, (76), 52 states have call successors, (52), 1 states have call predecessors, (52), 1 states have return successors, (52), 52 states have call predecessors, (52), 52 states have call successors, (52) [2022-11-25 18:17:16,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 251 [2022-11-25 18:17:16,479 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 18:17:16,480 INFO L195 NwaCegarLoop]: trace histogram [47, 47, 47, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 18:17:16,481 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 17 more)] === [2022-11-25 18:17:16,492 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 18:17:16,492 INFO L85 PathProgramCache]: Analyzing trace with hash -1979407365, now seen corresponding path program 1 times [2022-11-25 18:17:16,504 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 18:17:16,504 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [826442861] [2022-11-25 18:17:16,505 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 18:17:16,506 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 18:17:16,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:16,841 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-25 18:17:16,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:16,850 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-11-25 18:17:16,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:16,856 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-11-25 18:17:16,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:16,862 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-11-25 18:17:16,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:16,868 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2022-11-25 18:17:16,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:16,875 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2022-11-25 18:17:16,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:16,881 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-11-25 18:17:16,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:16,886 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2022-11-25 18:17:16,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:16,892 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2022-11-25 18:17:16,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:16,899 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2022-11-25 18:17:16,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:16,906 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2022-11-25 18:17:16,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:16,911 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2022-11-25 18:17:16,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:16,918 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2022-11-25 18:17:16,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:16,923 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2022-11-25 18:17:16,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:16,929 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2022-11-25 18:17:16,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:16,935 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2022-11-25 18:17:16,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:16,941 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2022-11-25 18:17:16,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:16,948 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2022-11-25 18:17:16,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:16,954 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2022-11-25 18:17:16,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:16,960 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2022-11-25 18:17:16,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:16,965 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2022-11-25 18:17:16,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:16,971 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2022-11-25 18:17:16,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:16,977 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2022-11-25 18:17:16,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:16,982 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2022-11-25 18:17:16,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:16,988 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2022-11-25 18:17:16,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:16,994 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2022-11-25 18:17:16,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:17,000 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2022-11-25 18:17:17,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:17,006 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2022-11-25 18:17:17,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:17,012 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2022-11-25 18:17:17,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:17,017 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2022-11-25 18:17:17,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:17,023 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2022-11-25 18:17:17,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:17,028 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-11-25 18:17:17,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:17,033 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2022-11-25 18:17:17,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:17,040 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2022-11-25 18:17:17,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:17,045 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2022-11-25 18:17:17,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:17,051 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2022-11-25 18:17:17,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:17,056 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2022-11-25 18:17:17,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:17,066 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2022-11-25 18:17:17,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:17,076 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2022-11-25 18:17:17,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:17,087 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2022-11-25 18:17:17,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:17,103 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2022-11-25 18:17:17,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:17,112 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2022-11-25 18:17:17,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:17,124 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2022-11-25 18:17:17,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:17,136 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2022-11-25 18:17:17,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:17,141 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2022-11-25 18:17:17,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:17,152 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 238 [2022-11-25 18:17:17,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:17,161 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2022-11-25 18:17:17,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:17,180 INFO L134 CoverageAnalysis]: Checked inductivity of 4324 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4324 trivial. 0 not checked. [2022-11-25 18:17:17,184 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-25 18:17:17,184 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [826442861] [2022-11-25 18:17:17,185 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [826442861] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 18:17:17,186 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 18:17:17,186 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-25 18:17:17,188 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [528281955] [2022-11-25 18:17:17,189 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 18:17:17,196 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-11-25 18:17:17,197 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-25 18:17:17,249 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-11-25 18:17:17,251 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-11-25 18:17:17,255 INFO L87 Difference]: Start difference. First operand has 124 states, 50 states have (on average 1.52) internal successors, (76), 70 states have internal predecessors, (76), 52 states have call successors, (52), 1 states have call predecessors, (52), 1 states have return successors, (52), 52 states have call predecessors, (52), 52 states have call successors, (52) Second operand has 2 states, 2 states have (on average 9.0) internal successors, (18), 2 states have internal predecessors, (18), 2 states have call successors, (47), 1 states have call predecessors, (47), 1 states have return successors, (47), 1 states have call predecessors, (47), 2 states have call successors, (47) [2022-11-25 18:17:17,348 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 18:17:17,349 INFO L93 Difference]: Finished difference Result 242 states and 406 transitions. [2022-11-25 18:17:17,350 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-25 18:17:17,352 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 9.0) internal successors, (18), 2 states have internal predecessors, (18), 2 states have call successors, (47), 1 states have call predecessors, (47), 1 states have return successors, (47), 1 states have call predecessors, (47), 2 states have call successors, (47) Word has length 250 [2022-11-25 18:17:17,353 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 18:17:17,364 INFO L225 Difference]: With dead ends: 242 [2022-11-25 18:17:17,364 INFO L226 Difference]: Without dead ends: 118 [2022-11-25 18:17:17,375 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 143 GetRequests, 143 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-11-25 18:17:17,380 INFO L413 NwaCegarLoop]: 176 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 176 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-25 18:17:17,382 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 176 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-25 18:17:17,403 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 118 states. [2022-11-25 18:17:17,463 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 118 to 118. [2022-11-25 18:17:17,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 118 states, 46 states have (on average 1.5) internal successors, (69), 65 states have internal predecessors, (69), 51 states have call successors, (51), 1 states have call predecessors, (51), 1 states have return successors, (51), 51 states have call predecessors, (51), 51 states have call successors, (51) [2022-11-25 18:17:17,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 118 states and 171 transitions. [2022-11-25 18:17:17,474 INFO L78 Accepts]: Start accepts. Automaton has 118 states and 171 transitions. Word has length 250 [2022-11-25 18:17:17,475 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 18:17:17,476 INFO L495 AbstractCegarLoop]: Abstraction has 118 states and 171 transitions. [2022-11-25 18:17:17,477 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 9.0) internal successors, (18), 2 states have internal predecessors, (18), 2 states have call successors, (47), 1 states have call predecessors, (47), 1 states have return successors, (47), 1 states have call predecessors, (47), 2 states have call successors, (47) [2022-11-25 18:17:17,477 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 171 transitions. [2022-11-25 18:17:17,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 251 [2022-11-25 18:17:17,489 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 18:17:17,490 INFO L195 NwaCegarLoop]: trace histogram [47, 47, 47, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 18:17:17,490 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-25 18:17:17,490 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 17 more)] === [2022-11-25 18:17:17,491 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 18:17:17,491 INFO L85 PathProgramCache]: Analyzing trace with hash -1155248835, now seen corresponding path program 1 times [2022-11-25 18:17:17,492 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 18:17:17,493 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [820813308] [2022-11-25 18:17:17,493 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 18:17:17,493 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 18:17:17,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:18,254 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-25 18:17:18,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:18,282 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-11-25 18:17:18,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:18,286 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-11-25 18:17:18,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:18,291 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-11-25 18:17:18,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:18,296 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2022-11-25 18:17:18,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:18,301 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2022-11-25 18:17:18,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:18,306 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-11-25 18:17:18,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:18,310 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2022-11-25 18:17:18,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:18,319 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2022-11-25 18:17:18,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:18,325 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2022-11-25 18:17:18,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:18,330 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2022-11-25 18:17:18,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:18,337 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2022-11-25 18:17:18,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:18,345 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2022-11-25 18:17:18,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:18,352 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2022-11-25 18:17:18,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:18,367 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2022-11-25 18:17:18,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:18,374 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2022-11-25 18:17:18,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:18,383 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2022-11-25 18:17:18,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:18,392 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2022-11-25 18:17:18,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:18,399 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2022-11-25 18:17:18,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:18,403 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2022-11-25 18:17:18,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:18,410 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2022-11-25 18:17:18,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:18,417 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2022-11-25 18:17:18,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:18,429 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2022-11-25 18:17:18,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:18,439 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2022-11-25 18:17:18,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:18,443 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2022-11-25 18:17:18,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:18,448 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2022-11-25 18:17:18,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:18,454 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2022-11-25 18:17:18,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:18,458 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2022-11-25 18:17:18,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:18,463 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2022-11-25 18:17:18,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:18,475 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2022-11-25 18:17:18,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:18,481 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2022-11-25 18:17:18,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:18,486 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-11-25 18:17:18,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:18,509 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2022-11-25 18:17:18,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:18,513 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2022-11-25 18:17:18,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:18,544 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2022-11-25 18:17:18,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:18,549 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2022-11-25 18:17:18,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:18,554 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2022-11-25 18:17:18,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:18,559 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2022-11-25 18:17:18,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:18,564 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2022-11-25 18:17:18,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:18,569 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2022-11-25 18:17:18,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:18,574 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2022-11-25 18:17:18,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:18,580 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2022-11-25 18:17:18,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:18,585 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2022-11-25 18:17:18,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:18,599 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2022-11-25 18:17:18,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:18,606 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2022-11-25 18:17:18,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:18,615 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 238 [2022-11-25 18:17:18,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:18,620 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2022-11-25 18:17:18,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:18,627 INFO L134 CoverageAnalysis]: Checked inductivity of 4324 backedges. 0 proven. 138 refuted. 0 times theorem prover too weak. 4186 trivial. 0 not checked. [2022-11-25 18:17:18,628 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-25 18:17:18,628 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [820813308] [2022-11-25 18:17:18,628 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [820813308] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-25 18:17:18,629 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [172411930] [2022-11-25 18:17:18,629 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 18:17:18,629 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-25 18:17:18,629 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_caa6f2a1-b397-49fa-9b74-7db68d537427/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 18:17:18,634 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_caa6f2a1-b397-49fa-9b74-7db68d537427/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-25 18:17:18,639 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_caa6f2a1-b397-49fa-9b74-7db68d537427/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-11-25 18:17:18,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:18,877 INFO L263 TraceCheckSpWp]: Trace formula consists of 496 conjuncts, 8 conjunts are in the unsatisfiable core [2022-11-25 18:17:18,904 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-25 18:17:19,483 INFO L134 CoverageAnalysis]: Checked inductivity of 4324 backedges. 0 proven. 138 refuted. 0 times theorem prover too weak. 4186 trivial. 0 not checked. [2022-11-25 18:17:19,483 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-25 18:17:19,811 INFO L134 CoverageAnalysis]: Checked inductivity of 4324 backedges. 0 proven. 138 refuted. 0 times theorem prover too weak. 4186 trivial. 0 not checked. [2022-11-25 18:17:19,816 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [172411930] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-25 18:17:19,816 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-25 18:17:19,816 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 9 [2022-11-25 18:17:19,817 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [42520776] [2022-11-25 18:17:19,818 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-25 18:17:19,824 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2022-11-25 18:17:19,824 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-25 18:17:19,826 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2022-11-25 18:17:19,827 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2022-11-25 18:17:19,827 INFO L87 Difference]: Start difference. First operand 118 states and 171 transitions. Second operand has 10 states, 9 states have (on average 5.444444444444445) internal successors, (49), 8 states have internal predecessors, (49), 6 states have call successors, (138), 1 states have call predecessors, (138), 2 states have return successors, (139), 5 states have call predecessors, (139), 6 states have call successors, (139) [2022-11-25 18:17:20,351 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 18:17:20,351 INFO L93 Difference]: Finished difference Result 118 states and 171 transitions. [2022-11-25 18:17:20,352 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-25 18:17:20,352 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 9 states have (on average 5.444444444444445) internal successors, (49), 8 states have internal predecessors, (49), 6 states have call successors, (138), 1 states have call predecessors, (138), 2 states have return successors, (139), 5 states have call predecessors, (139), 6 states have call successors, (139) Word has length 250 [2022-11-25 18:17:20,358 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 18:17:20,363 INFO L225 Difference]: With dead ends: 118 [2022-11-25 18:17:20,363 INFO L226 Difference]: Without dead ends: 117 [2022-11-25 18:17:20,363 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 597 GetRequests, 588 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=30, Invalid=80, Unknown=0, NotChecked=0, Total=110 [2022-11-25 18:17:20,364 INFO L413 NwaCegarLoop]: 111 mSDtfsCounter, 104 mSDsluCounter, 338 mSDsCounter, 0 mSdLazyCounter, 451 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 108 SdHoareTripleChecker+Valid, 449 SdHoareTripleChecker+Invalid, 455 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 451 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2022-11-25 18:17:20,365 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [108 Valid, 449 Invalid, 455 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 451 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2022-11-25 18:17:20,368 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 117 states. [2022-11-25 18:17:20,394 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 117 to 117. [2022-11-25 18:17:20,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 117 states, 46 states have (on average 1.4782608695652173) internal successors, (68), 64 states have internal predecessors, (68), 51 states have call successors, (51), 1 states have call predecessors, (51), 1 states have return successors, (51), 51 states have call predecessors, (51), 51 states have call successors, (51) [2022-11-25 18:17:20,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 117 states and 170 transitions. [2022-11-25 18:17:20,397 INFO L78 Accepts]: Start accepts. Automaton has 117 states and 170 transitions. Word has length 250 [2022-11-25 18:17:20,402 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 18:17:20,402 INFO L495 AbstractCegarLoop]: Abstraction has 117 states and 170 transitions. [2022-11-25 18:17:20,403 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 9 states have (on average 5.444444444444445) internal successors, (49), 8 states have internal predecessors, (49), 6 states have call successors, (138), 1 states have call predecessors, (138), 2 states have return successors, (139), 5 states have call predecessors, (139), 6 states have call successors, (139) [2022-11-25 18:17:20,403 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 170 transitions. [2022-11-25 18:17:20,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 252 [2022-11-25 18:17:20,410 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 18:17:20,410 INFO L195 NwaCegarLoop]: trace histogram [47, 47, 47, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 18:17:20,422 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_caa6f2a1-b397-49fa-9b74-7db68d537427/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-11-25 18:17:20,616 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_caa6f2a1-b397-49fa-9b74-7db68d537427/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-25 18:17:20,617 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 17 more)] === [2022-11-25 18:17:20,617 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 18:17:20,618 INFO L85 PathProgramCache]: Analyzing trace with hash -1452975422, now seen corresponding path program 1 times [2022-11-25 18:17:20,618 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 18:17:20,618 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1298484910] [2022-11-25 18:17:20,618 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 18:17:20,618 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 18:17:20,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:20,915 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-25 18:17:20,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:20,919 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-11-25 18:17:20,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:20,922 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-11-25 18:17:20,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:20,945 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-11-25 18:17:20,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:20,949 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2022-11-25 18:17:20,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:20,954 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2022-11-25 18:17:20,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:20,962 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-11-25 18:17:20,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:20,965 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2022-11-25 18:17:20,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:20,970 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2022-11-25 18:17:20,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:20,974 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2022-11-25 18:17:20,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:20,980 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2022-11-25 18:17:20,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:20,984 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2022-11-25 18:17:20,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:20,989 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2022-11-25 18:17:20,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:20,994 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2022-11-25 18:17:20,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:20,999 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2022-11-25 18:17:21,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:21,004 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2022-11-25 18:17:21,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:21,009 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2022-11-25 18:17:21,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:21,013 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2022-11-25 18:17:21,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:21,018 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2022-11-25 18:17:21,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:21,027 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2022-11-25 18:17:21,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:21,033 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2022-11-25 18:17:21,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:21,038 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2022-11-25 18:17:21,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:21,044 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2022-11-25 18:17:21,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:21,048 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2022-11-25 18:17:21,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:21,052 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2022-11-25 18:17:21,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:21,060 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2022-11-25 18:17:21,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:21,096 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2022-11-25 18:17:21,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:21,103 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2022-11-25 18:17:21,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:21,109 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2022-11-25 18:17:21,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:21,114 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2022-11-25 18:17:21,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:21,120 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2022-11-25 18:17:21,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:21,133 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-11-25 18:17:21,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:21,139 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2022-11-25 18:17:21,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:21,144 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2022-11-25 18:17:21,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:21,149 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2022-11-25 18:17:21,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:21,153 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2022-11-25 18:17:21,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:21,159 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2022-11-25 18:17:21,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:21,167 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2022-11-25 18:17:21,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:21,171 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2022-11-25 18:17:21,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:21,182 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2022-11-25 18:17:21,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:21,187 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2022-11-25 18:17:21,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:21,191 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2022-11-25 18:17:21,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:21,195 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2022-11-25 18:17:21,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:21,200 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2022-11-25 18:17:21,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:21,204 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2022-11-25 18:17:21,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:21,208 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 238 [2022-11-25 18:17:21,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:21,213 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2022-11-25 18:17:21,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:21,220 INFO L134 CoverageAnalysis]: Checked inductivity of 4324 backedges. 6 proven. 132 refuted. 0 times theorem prover too weak. 4186 trivial. 0 not checked. [2022-11-25 18:17:21,220 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-25 18:17:21,220 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1298484910] [2022-11-25 18:17:21,223 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1298484910] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-25 18:17:21,223 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1121386123] [2022-11-25 18:17:21,223 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 18:17:21,226 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-25 18:17:21,227 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_caa6f2a1-b397-49fa-9b74-7db68d537427/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 18:17:21,231 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_caa6f2a1-b397-49fa-9b74-7db68d537427/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-25 18:17:21,254 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_caa6f2a1-b397-49fa-9b74-7db68d537427/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-11-25 18:17:21,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:21,387 INFO L263 TraceCheckSpWp]: Trace formula consists of 497 conjuncts, 7 conjunts are in the unsatisfiable core [2022-11-25 18:17:21,401 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-25 18:17:21,776 INFO L134 CoverageAnalysis]: Checked inductivity of 4324 backedges. 6 proven. 132 refuted. 0 times theorem prover too weak. 4186 trivial. 0 not checked. [2022-11-25 18:17:21,776 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-25 18:17:22,094 INFO L134 CoverageAnalysis]: Checked inductivity of 4324 backedges. 6 proven. 132 refuted. 0 times theorem prover too weak. 4186 trivial. 0 not checked. [2022-11-25 18:17:22,094 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1121386123] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-25 18:17:22,094 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-25 18:17:22,095 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5, 5] total 9 [2022-11-25 18:17:22,095 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [134073156] [2022-11-25 18:17:22,095 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-25 18:17:22,099 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2022-11-25 18:17:22,099 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-25 18:17:22,101 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2022-11-25 18:17:22,101 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2022-11-25 18:17:22,102 INFO L87 Difference]: Start difference. First operand 117 states and 170 transitions. Second operand has 10 states, 8 states have (on average 6.375) internal successors, (51), 10 states have internal predecessors, (51), 5 states have call successors, (136), 1 states have call predecessors, (136), 2 states have return successors, (137), 4 states have call predecessors, (137), 5 states have call successors, (137) [2022-11-25 18:17:22,397 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 18:17:22,397 INFO L93 Difference]: Finished difference Result 117 states and 170 transitions. [2022-11-25 18:17:22,397 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-25 18:17:22,398 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 8 states have (on average 6.375) internal successors, (51), 10 states have internal predecessors, (51), 5 states have call successors, (136), 1 states have call predecessors, (136), 2 states have return successors, (137), 4 states have call predecessors, (137), 5 states have call successors, (137) Word has length 251 [2022-11-25 18:17:22,400 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 18:17:22,402 INFO L225 Difference]: With dead ends: 117 [2022-11-25 18:17:22,402 INFO L226 Difference]: Without dead ends: 116 [2022-11-25 18:17:22,403 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 600 GetRequests, 590 SyntacticMatches, 1 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=30, Invalid=80, Unknown=0, NotChecked=0, Total=110 [2022-11-25 18:17:22,406 INFO L413 NwaCegarLoop]: 111 mSDtfsCounter, 51 mSDsluCounter, 181 mSDsCounter, 0 mSdLazyCounter, 217 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 55 SdHoareTripleChecker+Valid, 292 SdHoareTripleChecker+Invalid, 217 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 217 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-11-25 18:17:22,407 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [55 Valid, 292 Invalid, 217 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 217 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-11-25 18:17:22,408 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 116 states. [2022-11-25 18:17:22,439 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 116 to 116. [2022-11-25 18:17:22,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 116 states, 46 states have (on average 1.4565217391304348) internal successors, (67), 63 states have internal predecessors, (67), 51 states have call successors, (51), 1 states have call predecessors, (51), 1 states have return successors, (51), 51 states have call predecessors, (51), 51 states have call successors, (51) [2022-11-25 18:17:22,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 116 states and 169 transitions. [2022-11-25 18:17:22,443 INFO L78 Accepts]: Start accepts. Automaton has 116 states and 169 transitions. Word has length 251 [2022-11-25 18:17:22,444 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 18:17:22,444 INFO L495 AbstractCegarLoop]: Abstraction has 116 states and 169 transitions. [2022-11-25 18:17:22,445 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 8 states have (on average 6.375) internal successors, (51), 10 states have internal predecessors, (51), 5 states have call successors, (136), 1 states have call predecessors, (136), 2 states have return successors, (137), 4 states have call predecessors, (137), 5 states have call successors, (137) [2022-11-25 18:17:22,445 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 169 transitions. [2022-11-25 18:17:22,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 254 [2022-11-25 18:17:22,449 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 18:17:22,449 INFO L195 NwaCegarLoop]: trace histogram [47, 47, 47, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 18:17:22,457 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_caa6f2a1-b397-49fa-9b74-7db68d537427/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2022-11-25 18:17:22,654 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_caa6f2a1-b397-49fa-9b74-7db68d537427/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable2 [2022-11-25 18:17:22,655 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 17 more)] === [2022-11-25 18:17:22,655 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 18:17:22,655 INFO L85 PathProgramCache]: Analyzing trace with hash -445006140, now seen corresponding path program 1 times [2022-11-25 18:17:22,655 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 18:17:22,655 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [540389538] [2022-11-25 18:17:22,656 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 18:17:22,656 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 18:17:22,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:22,756 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-25 18:17:22,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:22,758 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-11-25 18:17:22,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:22,760 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-11-25 18:17:22,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:22,762 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-11-25 18:17:22,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:22,766 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2022-11-25 18:17:22,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:22,768 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2022-11-25 18:17:22,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:22,770 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-11-25 18:17:22,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:22,772 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2022-11-25 18:17:22,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:22,774 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2022-11-25 18:17:22,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:22,776 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2022-11-25 18:17:22,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:22,778 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2022-11-25 18:17:22,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:22,780 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2022-11-25 18:17:22,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:22,784 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2022-11-25 18:17:22,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:22,787 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2022-11-25 18:17:22,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:22,789 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2022-11-25 18:17:22,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:22,791 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2022-11-25 18:17:22,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:22,793 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2022-11-25 18:17:22,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:22,795 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2022-11-25 18:17:22,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:22,800 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2022-11-25 18:17:22,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:22,802 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2022-11-25 18:17:22,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:22,805 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2022-11-25 18:17:22,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:22,807 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2022-11-25 18:17:22,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:22,809 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2022-11-25 18:17:22,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:22,811 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2022-11-25 18:17:22,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:22,813 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2022-11-25 18:17:22,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:22,817 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2022-11-25 18:17:22,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:22,819 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2022-11-25 18:17:22,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:22,822 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2022-11-25 18:17:22,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:22,824 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2022-11-25 18:17:22,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:22,826 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2022-11-25 18:17:22,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:22,829 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2022-11-25 18:17:22,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:22,831 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-11-25 18:17:22,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:22,834 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2022-11-25 18:17:22,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:22,836 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2022-11-25 18:17:22,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:22,838 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2022-11-25 18:17:22,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:22,840 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2022-11-25 18:17:22,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:22,842 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2022-11-25 18:17:22,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:22,844 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2022-11-25 18:17:22,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:22,846 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2022-11-25 18:17:22,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:22,848 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2022-11-25 18:17:22,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:22,850 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2022-11-25 18:17:22,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:22,852 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2022-11-25 18:17:22,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:22,854 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2022-11-25 18:17:22,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:22,856 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2022-11-25 18:17:22,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:22,858 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2022-11-25 18:17:22,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:22,860 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 238 [2022-11-25 18:17:22,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:22,862 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2022-11-25 18:17:22,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:22,865 INFO L134 CoverageAnalysis]: Checked inductivity of 4324 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4324 trivial. 0 not checked. [2022-11-25 18:17:22,865 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-25 18:17:22,865 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [540389538] [2022-11-25 18:17:22,866 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [540389538] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 18:17:22,867 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 18:17:22,868 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-25 18:17:22,868 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [426050492] [2022-11-25 18:17:22,869 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 18:17:22,872 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-25 18:17:22,872 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-25 18:17:22,873 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-25 18:17:22,873 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-25 18:17:22,873 INFO L87 Difference]: Start difference. First operand 116 states and 169 transitions. Second operand has 3 states, 2 states have (on average 10.5) internal successors, (21), 3 states have internal predecessors, (21), 1 states have call successors, (47), 1 states have call predecessors, (47), 1 states have return successors, (47), 1 states have call predecessors, (47), 1 states have call successors, (47) [2022-11-25 18:17:22,942 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 18:17:22,942 INFO L93 Difference]: Finished difference Result 120 states and 173 transitions. [2022-11-25 18:17:22,943 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-25 18:17:22,943 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 10.5) internal successors, (21), 3 states have internal predecessors, (21), 1 states have call successors, (47), 1 states have call predecessors, (47), 1 states have return successors, (47), 1 states have call predecessors, (47), 1 states have call successors, (47) Word has length 253 [2022-11-25 18:17:22,945 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 18:17:22,946 INFO L225 Difference]: With dead ends: 120 [2022-11-25 18:17:22,946 INFO L226 Difference]: Without dead ends: 115 [2022-11-25 18:17:22,946 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 96 GetRequests, 95 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-25 18:17:22,948 INFO L413 NwaCegarLoop]: 154 mSDtfsCounter, 14 mSDsluCounter, 126 mSDsCounter, 0 mSdLazyCounter, 37 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 14 SdHoareTripleChecker+Valid, 280 SdHoareTripleChecker+Invalid, 45 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 37 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-25 18:17:22,949 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [14 Valid, 280 Invalid, 45 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 37 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-25 18:17:22,951 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 115 states. [2022-11-25 18:17:22,970 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 115 to 111. [2022-11-25 18:17:22,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 111 states, 46 states have (on average 1.3478260869565217) internal successors, (62), 58 states have internal predecessors, (62), 51 states have call successors, (51), 1 states have call predecessors, (51), 1 states have return successors, (51), 51 states have call predecessors, (51), 51 states have call successors, (51) [2022-11-25 18:17:22,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 111 states and 164 transitions. [2022-11-25 18:17:22,971 INFO L78 Accepts]: Start accepts. Automaton has 111 states and 164 transitions. Word has length 253 [2022-11-25 18:17:22,976 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 18:17:22,976 INFO L495 AbstractCegarLoop]: Abstraction has 111 states and 164 transitions. [2022-11-25 18:17:22,976 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 10.5) internal successors, (21), 3 states have internal predecessors, (21), 1 states have call successors, (47), 1 states have call predecessors, (47), 1 states have return successors, (47), 1 states have call predecessors, (47), 1 states have call successors, (47) [2022-11-25 18:17:22,976 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 164 transitions. [2022-11-25 18:17:22,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 255 [2022-11-25 18:17:22,982 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 18:17:22,982 INFO L195 NwaCegarLoop]: trace histogram [47, 47, 47, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 18:17:22,982 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-11-25 18:17:22,983 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 17 more)] === [2022-11-25 18:17:22,983 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 18:17:22,983 INFO L85 PathProgramCache]: Analyzing trace with hash -910288348, now seen corresponding path program 1 times [2022-11-25 18:17:22,983 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 18:17:22,984 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1915261230] [2022-11-25 18:17:22,984 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 18:17:22,984 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 18:17:23,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:23,321 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-25 18:17:23,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:23,342 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-11-25 18:17:23,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:23,345 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-11-25 18:17:23,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:23,349 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-11-25 18:17:23,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:23,353 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2022-11-25 18:17:23,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:23,356 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2022-11-25 18:17:23,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:23,360 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-11-25 18:17:23,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:23,364 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2022-11-25 18:17:23,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:23,368 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2022-11-25 18:17:23,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:23,372 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2022-11-25 18:17:23,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:23,375 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2022-11-25 18:17:23,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:23,378 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2022-11-25 18:17:23,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:23,382 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2022-11-25 18:17:23,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:23,385 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2022-11-25 18:17:23,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:23,388 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2022-11-25 18:17:23,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:23,391 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2022-11-25 18:17:23,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:23,395 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2022-11-25 18:17:23,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:23,400 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2022-11-25 18:17:23,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:23,403 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2022-11-25 18:17:23,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:23,407 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2022-11-25 18:17:23,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:23,411 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2022-11-25 18:17:23,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:23,414 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2022-11-25 18:17:23,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:23,417 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2022-11-25 18:17:23,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:23,422 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2022-11-25 18:17:23,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:23,425 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2022-11-25 18:17:23,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:23,428 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2022-11-25 18:17:23,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:23,431 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2022-11-25 18:17:23,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:23,436 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2022-11-25 18:17:23,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:23,440 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2022-11-25 18:17:23,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:23,445 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2022-11-25 18:17:23,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:23,449 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2022-11-25 18:17:23,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:23,453 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-11-25 18:17:23,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:23,456 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2022-11-25 18:17:23,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:23,461 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2022-11-25 18:17:23,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:23,466 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2022-11-25 18:17:23,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:23,469 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2022-11-25 18:17:23,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:23,473 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2022-11-25 18:17:23,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:23,476 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2022-11-25 18:17:23,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:23,479 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2022-11-25 18:17:23,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:23,482 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2022-11-25 18:17:23,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:23,486 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2022-11-25 18:17:23,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:23,489 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2022-11-25 18:17:23,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:23,492 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2022-11-25 18:17:23,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:23,497 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2022-11-25 18:17:23,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:23,501 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2022-11-25 18:17:23,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:23,504 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 238 [2022-11-25 18:17:23,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:23,507 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2022-11-25 18:17:23,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:23,512 INFO L134 CoverageAnalysis]: Checked inductivity of 4324 backedges. 0 proven. 138 refuted. 0 times theorem prover too weak. 4186 trivial. 0 not checked. [2022-11-25 18:17:23,513 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-25 18:17:23,513 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1915261230] [2022-11-25 18:17:23,513 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1915261230] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-25 18:17:23,513 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1494728352] [2022-11-25 18:17:23,513 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 18:17:23,514 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-25 18:17:23,514 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_caa6f2a1-b397-49fa-9b74-7db68d537427/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 18:17:23,515 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_caa6f2a1-b397-49fa-9b74-7db68d537427/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-25 18:17:23,542 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_caa6f2a1-b397-49fa-9b74-7db68d537427/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-11-25 18:17:23,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:23,658 INFO L263 TraceCheckSpWp]: Trace formula consists of 502 conjuncts, 9 conjunts are in the unsatisfiable core [2022-11-25 18:17:23,662 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-25 18:17:23,978 INFO L134 CoverageAnalysis]: Checked inductivity of 4324 backedges. 0 proven. 138 refuted. 0 times theorem prover too weak. 4186 trivial. 0 not checked. [2022-11-25 18:17:23,978 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-25 18:17:24,279 INFO L134 CoverageAnalysis]: Checked inductivity of 4324 backedges. 0 proven. 138 refuted. 0 times theorem prover too weak. 4186 trivial. 0 not checked. [2022-11-25 18:17:24,280 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1494728352] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-25 18:17:24,280 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-25 18:17:24,280 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6, 6] total 8 [2022-11-25 18:17:24,280 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [42769709] [2022-11-25 18:17:24,280 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-25 18:17:24,281 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2022-11-25 18:17:24,281 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-25 18:17:24,282 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2022-11-25 18:17:24,282 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2022-11-25 18:17:24,283 INFO L87 Difference]: Start difference. First operand 111 states and 164 transitions. Second operand has 9 states, 8 states have (on average 5.125) internal successors, (41), 8 states have internal predecessors, (41), 4 states have call successors, (92), 1 states have call predecessors, (92), 2 states have return successors, (92), 3 states have call predecessors, (92), 4 states have call successors, (92) [2022-11-25 18:17:24,752 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 18:17:24,752 INFO L93 Difference]: Finished difference Result 111 states and 164 transitions. [2022-11-25 18:17:24,752 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-25 18:17:24,752 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 8 states have (on average 5.125) internal successors, (41), 8 states have internal predecessors, (41), 4 states have call successors, (92), 1 states have call predecessors, (92), 2 states have return successors, (92), 3 states have call predecessors, (92), 4 states have call successors, (92) Word has length 254 [2022-11-25 18:17:24,753 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 18:17:24,754 INFO L225 Difference]: With dead ends: 111 [2022-11-25 18:17:24,754 INFO L226 Difference]: Without dead ends: 110 [2022-11-25 18:17:24,754 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 607 GetRequests, 596 SyntacticMatches, 2 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=30, Invalid=80, Unknown=0, NotChecked=0, Total=110 [2022-11-25 18:17:24,755 INFO L413 NwaCegarLoop]: 101 mSDtfsCounter, 133 mSDsluCounter, 284 mSDsCounter, 0 mSdLazyCounter, 525 mSolverCounterSat, 14 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 137 SdHoareTripleChecker+Valid, 385 SdHoareTripleChecker+Invalid, 539 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 14 IncrementalHoareTripleChecker+Valid, 525 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2022-11-25 18:17:24,755 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [137 Valid, 385 Invalid, 539 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [14 Valid, 525 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2022-11-25 18:17:24,756 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 110 states. [2022-11-25 18:17:24,769 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 110 to 110. [2022-11-25 18:17:24,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 110 states, 46 states have (on average 1.326086956521739) internal successors, (61), 57 states have internal predecessors, (61), 51 states have call successors, (51), 1 states have call predecessors, (51), 1 states have return successors, (51), 51 states have call predecessors, (51), 51 states have call successors, (51) [2022-11-25 18:17:24,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 110 states and 163 transitions. [2022-11-25 18:17:24,771 INFO L78 Accepts]: Start accepts. Automaton has 110 states and 163 transitions. Word has length 254 [2022-11-25 18:17:24,772 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 18:17:24,772 INFO L495 AbstractCegarLoop]: Abstraction has 110 states and 163 transitions. [2022-11-25 18:17:24,772 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 8 states have (on average 5.125) internal successors, (41), 8 states have internal predecessors, (41), 4 states have call successors, (92), 1 states have call predecessors, (92), 2 states have return successors, (92), 3 states have call predecessors, (92), 4 states have call successors, (92) [2022-11-25 18:17:24,772 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 163 transitions. [2022-11-25 18:17:24,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 260 [2022-11-25 18:17:24,777 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 18:17:24,777 INFO L195 NwaCegarLoop]: trace histogram [48, 48, 48, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 18:17:24,791 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_caa6f2a1-b397-49fa-9b74-7db68d537427/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2022-11-25 18:17:24,983 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_caa6f2a1-b397-49fa-9b74-7db68d537427/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-25 18:17:24,983 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 17 more)] === [2022-11-25 18:17:24,984 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 18:17:24,984 INFO L85 PathProgramCache]: Analyzing trace with hash 1865919676, now seen corresponding path program 1 times [2022-11-25 18:17:24,984 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 18:17:24,984 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1908309273] [2022-11-25 18:17:24,984 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 18:17:24,984 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 18:17:25,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:25,210 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-25 18:17:25,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:25,212 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-11-25 18:17:25,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:25,214 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-11-25 18:17:25,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:25,233 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-11-25 18:17:25,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:25,236 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2022-11-25 18:17:25,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:25,239 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2022-11-25 18:17:25,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:25,242 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-11-25 18:17:25,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:25,245 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2022-11-25 18:17:25,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:25,248 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2022-11-25 18:17:25,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:25,251 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2022-11-25 18:17:25,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:25,254 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2022-11-25 18:17:25,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:25,257 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2022-11-25 18:17:25,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:25,281 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2022-11-25 18:17:25,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:25,284 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2022-11-25 18:17:25,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:25,289 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2022-11-25 18:17:25,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:25,302 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2022-11-25 18:17:25,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:25,307 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2022-11-25 18:17:25,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:25,310 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2022-11-25 18:17:25,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:25,313 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2022-11-25 18:17:25,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:25,316 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2022-11-25 18:17:25,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:25,318 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2022-11-25 18:17:25,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:25,324 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2022-11-25 18:17:25,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:25,327 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2022-11-25 18:17:25,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:25,330 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2022-11-25 18:17:25,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:25,334 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2022-11-25 18:17:25,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:25,337 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2022-11-25 18:17:25,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:25,340 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2022-11-25 18:17:25,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:25,343 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2022-11-25 18:17:25,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:25,346 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2022-11-25 18:17:25,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:25,351 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2022-11-25 18:17:25,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:25,354 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2022-11-25 18:17:25,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:25,358 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-11-25 18:17:25,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:25,361 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2022-11-25 18:17:25,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:25,364 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2022-11-25 18:17:25,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:25,369 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2022-11-25 18:17:25,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:25,371 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2022-11-25 18:17:25,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:25,374 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2022-11-25 18:17:25,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:25,377 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2022-11-25 18:17:25,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:25,380 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2022-11-25 18:17:25,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:25,383 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2022-11-25 18:17:25,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:25,386 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2022-11-25 18:17:25,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:25,389 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2022-11-25 18:17:25,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:25,392 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2022-11-25 18:17:25,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:25,395 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2022-11-25 18:17:25,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:25,397 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2022-11-25 18:17:25,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:25,403 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 238 [2022-11-25 18:17:25,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:25,406 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2022-11-25 18:17:25,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:25,409 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 253 [2022-11-25 18:17:25,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:25,414 INFO L134 CoverageAnalysis]: Checked inductivity of 4512 backedges. 6 proven. 135 refuted. 0 times theorem prover too weak. 4371 trivial. 0 not checked. [2022-11-25 18:17:25,414 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-25 18:17:25,414 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1908309273] [2022-11-25 18:17:25,414 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1908309273] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-25 18:17:25,414 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [95168694] [2022-11-25 18:17:25,415 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 18:17:25,415 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-25 18:17:25,415 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_caa6f2a1-b397-49fa-9b74-7db68d537427/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 18:17:25,419 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_caa6f2a1-b397-49fa-9b74-7db68d537427/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-25 18:17:25,438 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_caa6f2a1-b397-49fa-9b74-7db68d537427/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2022-11-25 18:17:25,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:25,544 INFO L263 TraceCheckSpWp]: Trace formula consists of 514 conjuncts, 8 conjunts are in the unsatisfiable core [2022-11-25 18:17:25,548 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-25 18:17:25,807 INFO L134 CoverageAnalysis]: Checked inductivity of 4512 backedges. 6 proven. 135 refuted. 0 times theorem prover too weak. 4371 trivial. 0 not checked. [2022-11-25 18:17:25,807 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-25 18:17:26,071 INFO L134 CoverageAnalysis]: Checked inductivity of 4512 backedges. 6 proven. 135 refuted. 0 times theorem prover too weak. 4371 trivial. 0 not checked. [2022-11-25 18:17:26,071 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [95168694] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-25 18:17:26,072 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-25 18:17:26,072 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 9 [2022-11-25 18:17:26,072 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2062246169] [2022-11-25 18:17:26,072 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-25 18:17:26,073 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2022-11-25 18:17:26,073 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-25 18:17:26,074 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2022-11-25 18:17:26,074 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2022-11-25 18:17:26,075 INFO L87 Difference]: Start difference. First operand 110 states and 163 transitions. Second operand has 10 states, 9 states have (on average 6.555555555555555) internal successors, (59), 8 states have internal predecessors, (59), 6 states have call successors, (137), 1 states have call predecessors, (137), 2 states have return successors, (138), 6 states have call predecessors, (138), 6 states have call successors, (138) [2022-11-25 18:17:26,432 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 18:17:26,432 INFO L93 Difference]: Finished difference Result 110 states and 163 transitions. [2022-11-25 18:17:26,454 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-25 18:17:26,455 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 9 states have (on average 6.555555555555555) internal successors, (59), 8 states have internal predecessors, (59), 6 states have call successors, (137), 1 states have call predecessors, (137), 2 states have return successors, (138), 6 states have call predecessors, (138), 6 states have call successors, (138) Word has length 259 [2022-11-25 18:17:26,455 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 18:17:26,456 INFO L225 Difference]: With dead ends: 110 [2022-11-25 18:17:26,456 INFO L226 Difference]: Without dead ends: 109 [2022-11-25 18:17:26,456 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 617 GetRequests, 608 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=30, Invalid=80, Unknown=0, NotChecked=0, Total=110 [2022-11-25 18:17:26,457 INFO L413 NwaCegarLoop]: 101 mSDtfsCounter, 119 mSDsluCounter, 267 mSDsCounter, 0 mSdLazyCounter, 451 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 122 SdHoareTripleChecker+Valid, 368 SdHoareTripleChecker+Invalid, 457 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 451 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-11-25 18:17:26,457 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [122 Valid, 368 Invalid, 457 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 451 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-11-25 18:17:26,458 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 109 states. [2022-11-25 18:17:26,473 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 109 to 109. [2022-11-25 18:17:26,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 109 states, 46 states have (on average 1.3043478260869565) internal successors, (60), 56 states have internal predecessors, (60), 51 states have call successors, (51), 1 states have call predecessors, (51), 1 states have return successors, (51), 51 states have call predecessors, (51), 51 states have call successors, (51) [2022-11-25 18:17:26,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 109 states and 162 transitions. [2022-11-25 18:17:26,477 INFO L78 Accepts]: Start accepts. Automaton has 109 states and 162 transitions. Word has length 259 [2022-11-25 18:17:26,478 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 18:17:26,478 INFO L495 AbstractCegarLoop]: Abstraction has 109 states and 162 transitions. [2022-11-25 18:17:26,479 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 9 states have (on average 6.555555555555555) internal successors, (59), 8 states have internal predecessors, (59), 6 states have call successors, (137), 1 states have call predecessors, (137), 2 states have return successors, (138), 6 states have call predecessors, (138), 6 states have call successors, (138) [2022-11-25 18:17:26,479 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 162 transitions. [2022-11-25 18:17:26,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 261 [2022-11-25 18:17:26,483 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 18:17:26,484 INFO L195 NwaCegarLoop]: trace histogram [48, 48, 48, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 18:17:26,490 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_caa6f2a1-b397-49fa-9b74-7db68d537427/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2022-11-25 18:17:26,689 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_caa6f2a1-b397-49fa-9b74-7db68d537427/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-25 18:17:26,689 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 17 more)] === [2022-11-25 18:17:26,690 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 18:17:26,690 INFO L85 PathProgramCache]: Analyzing trace with hash 2008935219, now seen corresponding path program 1 times [2022-11-25 18:17:26,690 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 18:17:26,690 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [600789208] [2022-11-25 18:17:26,690 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 18:17:26,690 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 18:17:26,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:26,891 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-25 18:17:26,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:26,894 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-11-25 18:17:26,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:26,897 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-11-25 18:17:26,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:26,899 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-11-25 18:17:26,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:26,902 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2022-11-25 18:17:26,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:26,924 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2022-11-25 18:17:26,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:26,926 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-11-25 18:17:26,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:26,929 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2022-11-25 18:17:26,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:26,932 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2022-11-25 18:17:26,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:26,935 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2022-11-25 18:17:26,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:26,938 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2022-11-25 18:17:26,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:26,940 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2022-11-25 18:17:26,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:26,943 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2022-11-25 18:17:26,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:26,946 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2022-11-25 18:17:26,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:26,949 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2022-11-25 18:17:26,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:26,951 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2022-11-25 18:17:26,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:26,954 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2022-11-25 18:17:26,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:26,957 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2022-11-25 18:17:26,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:26,960 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2022-11-25 18:17:26,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:26,962 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2022-11-25 18:17:26,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:26,965 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2022-11-25 18:17:26,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:26,968 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2022-11-25 18:17:26,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:26,971 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2022-11-25 18:17:26,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:26,974 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2022-11-25 18:17:26,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:26,977 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2022-11-25 18:17:26,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:26,979 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2022-11-25 18:17:26,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:26,982 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2022-11-25 18:17:26,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:26,985 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2022-11-25 18:17:26,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:26,987 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2022-11-25 18:17:26,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:26,990 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2022-11-25 18:17:26,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:26,993 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2022-11-25 18:17:26,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:26,996 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-11-25 18:17:26,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:26,999 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2022-11-25 18:17:27,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:27,003 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2022-11-25 18:17:27,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:27,006 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2022-11-25 18:17:27,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:27,009 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2022-11-25 18:17:27,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:27,012 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2022-11-25 18:17:27,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:27,015 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2022-11-25 18:17:27,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:27,018 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2022-11-25 18:17:27,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:27,021 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2022-11-25 18:17:27,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:27,024 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2022-11-25 18:17:27,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:27,027 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2022-11-25 18:17:27,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:27,030 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2022-11-25 18:17:27,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:27,033 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2022-11-25 18:17:27,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:27,036 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2022-11-25 18:17:27,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:27,039 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 238 [2022-11-25 18:17:27,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:27,042 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2022-11-25 18:17:27,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:27,045 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 253 [2022-11-25 18:17:27,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:27,049 INFO L134 CoverageAnalysis]: Checked inductivity of 4512 backedges. 12 proven. 129 refuted. 0 times theorem prover too weak. 4371 trivial. 0 not checked. [2022-11-25 18:17:27,049 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-25 18:17:27,049 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [600789208] [2022-11-25 18:17:27,050 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [600789208] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-25 18:17:27,050 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1616247743] [2022-11-25 18:17:27,050 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 18:17:27,050 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-25 18:17:27,050 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_caa6f2a1-b397-49fa-9b74-7db68d537427/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 18:17:27,051 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_caa6f2a1-b397-49fa-9b74-7db68d537427/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-25 18:17:27,074 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_caa6f2a1-b397-49fa-9b74-7db68d537427/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2022-11-25 18:17:27,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:27,190 INFO L263 TraceCheckSpWp]: Trace formula consists of 515 conjuncts, 8 conjunts are in the unsatisfiable core [2022-11-25 18:17:27,194 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-25 18:17:27,506 INFO L134 CoverageAnalysis]: Checked inductivity of 4512 backedges. 12 proven. 129 refuted. 0 times theorem prover too weak. 4371 trivial. 0 not checked. [2022-11-25 18:17:27,506 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-25 18:17:27,779 INFO L134 CoverageAnalysis]: Checked inductivity of 4512 backedges. 12 proven. 129 refuted. 0 times theorem prover too weak. 4371 trivial. 0 not checked. [2022-11-25 18:17:27,779 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1616247743] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-25 18:17:27,780 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-25 18:17:27,780 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 5, 5] total 10 [2022-11-25 18:17:27,780 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [520362355] [2022-11-25 18:17:27,780 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-25 18:17:27,782 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-11-25 18:17:27,782 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-25 18:17:27,783 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-11-25 18:17:27,783 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=87, Unknown=0, NotChecked=0, Total=110 [2022-11-25 18:17:27,783 INFO L87 Difference]: Start difference. First operand 109 states and 162 transitions. Second operand has 11 states, 10 states have (on average 6.0) internal successors, (60), 11 states have internal predecessors, (60), 6 states have call successors, (138), 1 states have call predecessors, (138), 2 states have return successors, (139), 6 states have call predecessors, (139), 6 states have call successors, (139) [2022-11-25 18:17:28,289 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 18:17:28,290 INFO L93 Difference]: Finished difference Result 112 states and 165 transitions. [2022-11-25 18:17:28,291 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-11-25 18:17:28,291 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 6.0) internal successors, (60), 11 states have internal predecessors, (60), 6 states have call successors, (138), 1 states have call predecessors, (138), 2 states have return successors, (139), 6 states have call predecessors, (139), 6 states have call successors, (139) Word has length 260 [2022-11-25 18:17:28,292 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 18:17:28,293 INFO L225 Difference]: With dead ends: 112 [2022-11-25 18:17:28,293 INFO L226 Difference]: Without dead ends: 111 [2022-11-25 18:17:28,293 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 624 GetRequests, 610 SyntacticMatches, 1 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=50, Invalid=160, Unknown=0, NotChecked=0, Total=210 [2022-11-25 18:17:28,294 INFO L413 NwaCegarLoop]: 89 mSDtfsCounter, 147 mSDsluCounter, 302 mSDsCounter, 0 mSdLazyCounter, 539 mSolverCounterSat, 102 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 147 SdHoareTripleChecker+Valid, 391 SdHoareTripleChecker+Invalid, 641 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 102 IncrementalHoareTripleChecker+Valid, 539 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2022-11-25 18:17:28,295 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [147 Valid, 391 Invalid, 641 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [102 Valid, 539 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2022-11-25 18:17:28,296 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 111 states. [2022-11-25 18:17:28,310 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 111 to 108. [2022-11-25 18:17:28,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 108 states, 46 states have (on average 1.2826086956521738) internal successors, (59), 55 states have internal predecessors, (59), 51 states have call successors, (51), 1 states have call predecessors, (51), 1 states have return successors, (51), 51 states have call predecessors, (51), 51 states have call successors, (51) [2022-11-25 18:17:28,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 108 states and 161 transitions. [2022-11-25 18:17:28,312 INFO L78 Accepts]: Start accepts. Automaton has 108 states and 161 transitions. Word has length 260 [2022-11-25 18:17:28,316 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 18:17:28,317 INFO L495 AbstractCegarLoop]: Abstraction has 108 states and 161 transitions. [2022-11-25 18:17:28,317 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 6.0) internal successors, (60), 11 states have internal predecessors, (60), 6 states have call successors, (138), 1 states have call predecessors, (138), 2 states have return successors, (139), 6 states have call predecessors, (139), 6 states have call successors, (139) [2022-11-25 18:17:28,317 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 161 transitions. [2022-11-25 18:17:28,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 264 [2022-11-25 18:17:28,321 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 18:17:28,321 INFO L195 NwaCegarLoop]: trace histogram [48, 48, 48, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 18:17:28,334 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_caa6f2a1-b397-49fa-9b74-7db68d537427/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2022-11-25 18:17:28,531 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_caa6f2a1-b397-49fa-9b74-7db68d537427/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable6 [2022-11-25 18:17:28,531 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 17 more)] === [2022-11-25 18:17:28,531 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 18:17:28,531 INFO L85 PathProgramCache]: Analyzing trace with hash 2114922019, now seen corresponding path program 1 times [2022-11-25 18:17:28,531 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 18:17:28,532 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [580895061] [2022-11-25 18:17:28,532 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 18:17:28,532 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 18:17:28,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:28,766 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-25 18:17:28,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:28,768 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-11-25 18:17:28,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:28,769 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-11-25 18:17:28,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:28,811 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-11-25 18:17:28,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:28,816 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2022-11-25 18:17:28,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:28,819 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2022-11-25 18:17:28,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:28,823 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-11-25 18:17:28,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:28,839 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2022-11-25 18:17:28,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:28,841 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2022-11-25 18:17:28,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:28,844 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2022-11-25 18:17:28,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:28,847 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2022-11-25 18:17:28,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:28,849 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2022-11-25 18:17:28,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:28,852 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2022-11-25 18:17:28,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:28,855 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2022-11-25 18:17:28,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:28,857 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2022-11-25 18:17:28,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:28,860 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2022-11-25 18:17:28,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:28,863 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2022-11-25 18:17:28,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:28,865 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2022-11-25 18:17:28,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:28,868 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2022-11-25 18:17:28,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:28,871 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2022-11-25 18:17:28,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:28,873 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2022-11-25 18:17:28,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:28,876 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2022-11-25 18:17:28,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:28,884 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2022-11-25 18:17:28,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:28,887 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2022-11-25 18:17:28,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:28,889 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2022-11-25 18:17:28,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:28,892 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2022-11-25 18:17:28,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:28,895 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2022-11-25 18:17:28,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:28,898 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2022-11-25 18:17:28,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:28,902 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2022-11-25 18:17:28,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:28,908 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2022-11-25 18:17:28,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:28,911 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2022-11-25 18:17:28,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:28,914 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-11-25 18:17:28,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:28,917 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2022-11-25 18:17:28,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:28,920 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2022-11-25 18:17:28,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:28,922 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2022-11-25 18:17:28,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:28,925 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2022-11-25 18:17:28,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:28,928 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2022-11-25 18:17:28,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:28,935 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2022-11-25 18:17:28,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:28,938 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2022-11-25 18:17:28,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:28,941 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2022-11-25 18:17:28,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:28,946 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2022-11-25 18:17:28,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:28,951 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2022-11-25 18:17:28,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:28,954 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2022-11-25 18:17:28,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:28,959 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2022-11-25 18:17:28,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:28,966 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2022-11-25 18:17:28,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:28,970 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 238 [2022-11-25 18:17:28,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:28,975 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2022-11-25 18:17:28,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:28,978 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 253 [2022-11-25 18:17:28,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:28,982 INFO L134 CoverageAnalysis]: Checked inductivity of 4512 backedges. 6 proven. 135 refuted. 0 times theorem prover too weak. 4371 trivial. 0 not checked. [2022-11-25 18:17:28,982 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-25 18:17:28,982 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [580895061] [2022-11-25 18:17:28,983 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [580895061] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-25 18:17:28,983 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [395982138] [2022-11-25 18:17:28,983 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 18:17:28,983 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-25 18:17:28,983 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_caa6f2a1-b397-49fa-9b74-7db68d537427/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 18:17:28,987 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_caa6f2a1-b397-49fa-9b74-7db68d537427/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-25 18:17:29,018 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_caa6f2a1-b397-49fa-9b74-7db68d537427/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2022-11-25 18:17:29,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:29,121 INFO L263 TraceCheckSpWp]: Trace formula consists of 520 conjuncts, 9 conjunts are in the unsatisfiable core [2022-11-25 18:17:29,125 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-25 18:17:29,377 INFO L134 CoverageAnalysis]: Checked inductivity of 4512 backedges. 6 proven. 135 refuted. 0 times theorem prover too weak. 4371 trivial. 0 not checked. [2022-11-25 18:17:29,377 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-25 18:17:29,634 INFO L134 CoverageAnalysis]: Checked inductivity of 4512 backedges. 6 proven. 135 refuted. 0 times theorem prover too weak. 4371 trivial. 0 not checked. [2022-11-25 18:17:29,635 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [395982138] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-25 18:17:29,635 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-25 18:17:29,635 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6, 6] total 8 [2022-11-25 18:17:29,635 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1039669932] [2022-11-25 18:17:29,636 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-25 18:17:29,636 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2022-11-25 18:17:29,636 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-25 18:17:29,637 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2022-11-25 18:17:29,637 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2022-11-25 18:17:29,638 INFO L87 Difference]: Start difference. First operand 108 states and 161 transitions. Second operand has 9 states, 8 states have (on average 6.0) internal successors, (48), 8 states have internal predecessors, (48), 4 states have call successors, (92), 1 states have call predecessors, (92), 2 states have return successors, (92), 4 states have call predecessors, (92), 4 states have call successors, (92) [2022-11-25 18:17:30,050 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 18:17:30,050 INFO L93 Difference]: Finished difference Result 108 states and 161 transitions. [2022-11-25 18:17:30,051 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-25 18:17:30,051 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 8 states have (on average 6.0) internal successors, (48), 8 states have internal predecessors, (48), 4 states have call successors, (92), 1 states have call predecessors, (92), 2 states have return successors, (92), 4 states have call predecessors, (92), 4 states have call successors, (92) Word has length 263 [2022-11-25 18:17:30,051 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 18:17:30,052 INFO L225 Difference]: With dead ends: 108 [2022-11-25 18:17:30,052 INFO L226 Difference]: Without dead ends: 107 [2022-11-25 18:17:30,053 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 627 GetRequests, 616 SyntacticMatches, 2 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=30, Invalid=80, Unknown=0, NotChecked=0, Total=110 [2022-11-25 18:17:30,053 INFO L413 NwaCegarLoop]: 96 mSDtfsCounter, 76 mSDsluCounter, 266 mSDsCounter, 0 mSdLazyCounter, 541 mSolverCounterSat, 9 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 79 SdHoareTripleChecker+Valid, 362 SdHoareTripleChecker+Invalid, 550 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 541 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2022-11-25 18:17:30,053 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [79 Valid, 362 Invalid, 550 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 541 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2022-11-25 18:17:30,054 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 107 states. [2022-11-25 18:17:30,066 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 107 to 107. [2022-11-25 18:17:30,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 107 states, 46 states have (on average 1.2608695652173914) internal successors, (58), 54 states have internal predecessors, (58), 51 states have call successors, (51), 1 states have call predecessors, (51), 1 states have return successors, (51), 51 states have call predecessors, (51), 51 states have call successors, (51) [2022-11-25 18:17:30,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 107 states and 160 transitions. [2022-11-25 18:17:30,068 INFO L78 Accepts]: Start accepts. Automaton has 107 states and 160 transitions. Word has length 263 [2022-11-25 18:17:30,068 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 18:17:30,069 INFO L495 AbstractCegarLoop]: Abstraction has 107 states and 160 transitions. [2022-11-25 18:17:30,069 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 8 states have (on average 6.0) internal successors, (48), 8 states have internal predecessors, (48), 4 states have call successors, (92), 1 states have call predecessors, (92), 2 states have return successors, (92), 4 states have call predecessors, (92), 4 states have call successors, (92) [2022-11-25 18:17:30,069 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 160 transitions. [2022-11-25 18:17:30,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 269 [2022-11-25 18:17:30,073 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 18:17:30,073 INFO L195 NwaCegarLoop]: trace histogram [49, 49, 49, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 18:17:30,084 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_caa6f2a1-b397-49fa-9b74-7db68d537427/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2022-11-25 18:17:30,279 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_caa6f2a1-b397-49fa-9b74-7db68d537427/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-25 18:17:30,279 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr8ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 17 more)] === [2022-11-25 18:17:30,280 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 18:17:30,280 INFO L85 PathProgramCache]: Analyzing trace with hash 638939065, now seen corresponding path program 1 times [2022-11-25 18:17:30,280 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 18:17:30,280 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [587108889] [2022-11-25 18:17:30,280 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 18:17:30,280 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 18:17:30,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:30,525 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-25 18:17:30,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:30,527 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-11-25 18:17:30,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:30,528 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-11-25 18:17:30,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:30,530 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-11-25 18:17:30,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:30,532 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2022-11-25 18:17:30,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:30,548 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2022-11-25 18:17:30,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:30,550 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-11-25 18:17:30,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:30,553 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2022-11-25 18:17:30,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:30,556 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2022-11-25 18:17:30,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:30,559 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2022-11-25 18:17:30,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:30,562 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2022-11-25 18:17:30,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:30,565 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2022-11-25 18:17:30,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:30,567 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2022-11-25 18:17:30,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:30,570 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2022-11-25 18:17:30,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:30,573 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2022-11-25 18:17:30,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:30,575 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2022-11-25 18:17:30,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:30,578 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2022-11-25 18:17:30,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:30,581 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2022-11-25 18:17:30,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:30,584 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2022-11-25 18:17:30,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:30,586 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2022-11-25 18:17:30,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:30,590 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2022-11-25 18:17:30,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:30,593 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2022-11-25 18:17:30,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:30,596 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2022-11-25 18:17:30,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:30,598 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2022-11-25 18:17:30,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:30,601 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2022-11-25 18:17:30,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:30,604 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2022-11-25 18:17:30,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:30,607 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2022-11-25 18:17:30,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:30,609 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2022-11-25 18:17:30,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:30,612 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2022-11-25 18:17:30,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:30,616 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2022-11-25 18:17:30,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:30,619 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2022-11-25 18:17:30,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:30,621 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-11-25 18:17:30,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:30,624 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2022-11-25 18:17:30,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:30,627 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2022-11-25 18:17:30,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:30,630 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2022-11-25 18:17:30,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:30,633 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2022-11-25 18:17:30,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:30,635 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2022-11-25 18:17:30,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:30,638 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2022-11-25 18:17:30,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:30,641 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2022-11-25 18:17:30,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:30,643 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2022-11-25 18:17:30,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:30,646 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2022-11-25 18:17:30,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:30,649 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2022-11-25 18:17:30,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:30,652 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2022-11-25 18:17:30,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:30,655 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2022-11-25 18:17:30,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:30,660 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2022-11-25 18:17:30,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:30,665 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 238 [2022-11-25 18:17:30,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:30,668 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2022-11-25 18:17:30,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:30,671 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 253 [2022-11-25 18:17:30,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:30,674 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2022-11-25 18:17:30,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:30,678 INFO L134 CoverageAnalysis]: Checked inductivity of 4704 backedges. 12 proven. 132 refuted. 0 times theorem prover too weak. 4560 trivial. 0 not checked. [2022-11-25 18:17:30,678 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-25 18:17:30,678 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [587108889] [2022-11-25 18:17:30,678 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [587108889] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-25 18:17:30,678 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1348050943] [2022-11-25 18:17:30,679 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 18:17:30,679 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-25 18:17:30,679 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_caa6f2a1-b397-49fa-9b74-7db68d537427/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 18:17:30,680 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_caa6f2a1-b397-49fa-9b74-7db68d537427/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-25 18:17:30,710 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_caa6f2a1-b397-49fa-9b74-7db68d537427/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2022-11-25 18:17:30,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:30,812 INFO L263 TraceCheckSpWp]: Trace formula consists of 532 conjuncts, 8 conjunts are in the unsatisfiable core [2022-11-25 18:17:30,820 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-25 18:17:31,079 INFO L134 CoverageAnalysis]: Checked inductivity of 4704 backedges. 12 proven. 132 refuted. 0 times theorem prover too weak. 4560 trivial. 0 not checked. [2022-11-25 18:17:31,080 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-25 18:17:31,375 INFO L134 CoverageAnalysis]: Checked inductivity of 4704 backedges. 12 proven. 132 refuted. 0 times theorem prover too weak. 4560 trivial. 0 not checked. [2022-11-25 18:17:31,375 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1348050943] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-25 18:17:31,375 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-25 18:17:31,376 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 9 [2022-11-25 18:17:31,378 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1688770364] [2022-11-25 18:17:31,378 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-25 18:17:31,379 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2022-11-25 18:17:31,379 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-25 18:17:31,380 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2022-11-25 18:17:31,381 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2022-11-25 18:17:31,382 INFO L87 Difference]: Start difference. First operand 107 states and 160 transitions. Second operand has 10 states, 9 states have (on average 7.666666666666667) internal successors, (69), 8 states have internal predecessors, (69), 6 states have call successors, (136), 1 states have call predecessors, (136), 2 states have return successors, (137), 6 states have call predecessors, (137), 6 states have call successors, (137) [2022-11-25 18:17:31,760 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 18:17:31,760 INFO L93 Difference]: Finished difference Result 107 states and 160 transitions. [2022-11-25 18:17:31,761 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-25 18:17:31,761 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 9 states have (on average 7.666666666666667) internal successors, (69), 8 states have internal predecessors, (69), 6 states have call successors, (136), 1 states have call predecessors, (136), 2 states have return successors, (137), 6 states have call predecessors, (137), 6 states have call successors, (137) Word has length 268 [2022-11-25 18:17:31,762 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 18:17:31,763 INFO L225 Difference]: With dead ends: 107 [2022-11-25 18:17:31,763 INFO L226 Difference]: Without dead ends: 106 [2022-11-25 18:17:31,763 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 637 GetRequests, 628 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=30, Invalid=80, Unknown=0, NotChecked=0, Total=110 [2022-11-25 18:17:31,763 INFO L413 NwaCegarLoop]: 98 mSDtfsCounter, 98 mSDsluCounter, 303 mSDsCounter, 0 mSdLazyCounter, 479 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 100 SdHoareTripleChecker+Valid, 401 SdHoareTripleChecker+Invalid, 483 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 479 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-11-25 18:17:31,764 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [100 Valid, 401 Invalid, 483 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 479 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-11-25 18:17:31,764 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 106 states. [2022-11-25 18:17:31,778 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 106 to 106. [2022-11-25 18:17:31,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 106 states, 46 states have (on average 1.2391304347826086) internal successors, (57), 53 states have internal predecessors, (57), 51 states have call successors, (51), 1 states have call predecessors, (51), 1 states have return successors, (51), 51 states have call predecessors, (51), 51 states have call successors, (51) [2022-11-25 18:17:31,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 106 states and 159 transitions. [2022-11-25 18:17:31,779 INFO L78 Accepts]: Start accepts. Automaton has 106 states and 159 transitions. Word has length 268 [2022-11-25 18:17:31,780 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 18:17:31,780 INFO L495 AbstractCegarLoop]: Abstraction has 106 states and 159 transitions. [2022-11-25 18:17:31,781 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 9 states have (on average 7.666666666666667) internal successors, (69), 8 states have internal predecessors, (69), 6 states have call successors, (136), 1 states have call predecessors, (136), 2 states have return successors, (137), 6 states have call predecessors, (137), 6 states have call successors, (137) [2022-11-25 18:17:31,781 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 159 transitions. [2022-11-25 18:17:31,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 270 [2022-11-25 18:17:31,785 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 18:17:31,785 INFO L195 NwaCegarLoop]: trace histogram [49, 49, 49, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 18:17:31,796 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_caa6f2a1-b397-49fa-9b74-7db68d537427/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2022-11-25 18:17:31,991 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_caa6f2a1-b397-49fa-9b74-7db68d537427/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-25 18:17:31,991 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 17 more)] === [2022-11-25 18:17:31,991 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 18:17:31,992 INFO L85 PathProgramCache]: Analyzing trace with hash -1667725338, now seen corresponding path program 1 times [2022-11-25 18:17:31,992 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 18:17:31,992 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [182287761] [2022-11-25 18:17:31,992 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 18:17:31,992 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 18:17:32,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:32,315 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-25 18:17:32,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:32,318 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-11-25 18:17:32,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:32,320 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-11-25 18:17:32,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:32,323 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-11-25 18:17:32,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:32,325 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2022-11-25 18:17:32,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:32,327 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2022-11-25 18:17:32,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:32,331 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-11-25 18:17:32,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:32,357 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2022-11-25 18:17:32,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:32,360 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2022-11-25 18:17:32,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:32,363 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2022-11-25 18:17:32,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:32,366 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2022-11-25 18:17:32,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:32,369 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2022-11-25 18:17:32,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:32,372 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2022-11-25 18:17:32,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:32,375 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2022-11-25 18:17:32,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:32,379 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2022-11-25 18:17:32,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:32,382 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2022-11-25 18:17:32,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:32,386 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2022-11-25 18:17:32,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:32,391 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2022-11-25 18:17:32,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:32,394 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2022-11-25 18:17:32,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:32,397 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2022-11-25 18:17:32,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:32,400 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2022-11-25 18:17:32,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:32,403 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2022-11-25 18:17:32,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:32,407 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2022-11-25 18:17:32,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:32,410 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2022-11-25 18:17:32,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:32,414 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2022-11-25 18:17:32,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:32,417 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2022-11-25 18:17:32,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:32,420 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2022-11-25 18:17:32,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:32,424 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2022-11-25 18:17:32,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:32,427 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2022-11-25 18:17:32,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:32,430 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2022-11-25 18:17:32,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:32,434 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2022-11-25 18:17:32,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:32,437 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-11-25 18:17:32,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:32,441 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2022-11-25 18:17:32,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:32,444 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2022-11-25 18:17:32,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:32,447 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2022-11-25 18:17:32,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:32,451 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2022-11-25 18:17:32,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:32,454 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2022-11-25 18:17:32,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:32,458 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2022-11-25 18:17:32,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:32,461 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2022-11-25 18:17:32,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:32,465 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2022-11-25 18:17:32,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:32,468 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2022-11-25 18:17:32,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:32,472 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2022-11-25 18:17:32,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:32,475 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2022-11-25 18:17:32,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:32,479 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2022-11-25 18:17:32,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:32,482 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2022-11-25 18:17:32,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:32,486 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 238 [2022-11-25 18:17:32,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:32,489 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2022-11-25 18:17:32,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:32,493 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 253 [2022-11-25 18:17:32,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:32,496 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2022-11-25 18:17:32,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:32,500 INFO L134 CoverageAnalysis]: Checked inductivity of 4704 backedges. 18 proven. 126 refuted. 0 times theorem prover too weak. 4560 trivial. 0 not checked. [2022-11-25 18:17:32,501 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-25 18:17:32,501 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [182287761] [2022-11-25 18:17:32,501 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [182287761] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-25 18:17:32,501 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1807315801] [2022-11-25 18:17:32,502 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 18:17:32,502 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-25 18:17:32,502 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_caa6f2a1-b397-49fa-9b74-7db68d537427/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 18:17:32,503 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_caa6f2a1-b397-49fa-9b74-7db68d537427/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-25 18:17:32,539 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_caa6f2a1-b397-49fa-9b74-7db68d537427/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2022-11-25 18:17:32,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:32,677 INFO L263 TraceCheckSpWp]: Trace formula consists of 533 conjuncts, 13 conjunts are in the unsatisfiable core [2022-11-25 18:17:32,685 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-25 18:17:33,013 INFO L134 CoverageAnalysis]: Checked inductivity of 4704 backedges. 24 proven. 258 refuted. 0 times theorem prover too weak. 4422 trivial. 0 not checked. [2022-11-25 18:17:33,013 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-25 18:17:33,371 INFO L134 CoverageAnalysis]: Checked inductivity of 4704 backedges. 24 proven. 258 refuted. 0 times theorem prover too weak. 4422 trivial. 0 not checked. [2022-11-25 18:17:33,372 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1807315801] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-25 18:17:33,372 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-25 18:17:33,372 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 7, 7] total 19 [2022-11-25 18:17:33,372 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1102264130] [2022-11-25 18:17:33,372 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-25 18:17:33,373 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-11-25 18:17:33,374 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-25 18:17:33,374 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-11-25 18:17:33,375 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=325, Unknown=0, NotChecked=0, Total=380 [2022-11-25 18:17:33,375 INFO L87 Difference]: Start difference. First operand 106 states and 159 transitions. Second operand has 20 states, 18 states have (on average 4.222222222222222) internal successors, (76), 20 states have internal predecessors, (76), 12 states have call successors, (143), 1 states have call predecessors, (143), 2 states have return successors, (144), 11 states have call predecessors, (144), 12 states have call successors, (144) [2022-11-25 18:17:34,699 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 18:17:34,700 INFO L93 Difference]: Finished difference Result 140 states and 197 transitions. [2022-11-25 18:17:34,700 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-11-25 18:17:34,701 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 18 states have (on average 4.222222222222222) internal successors, (76), 20 states have internal predecessors, (76), 12 states have call successors, (143), 1 states have call predecessors, (143), 2 states have return successors, (144), 11 states have call predecessors, (144), 12 states have call successors, (144) Word has length 269 [2022-11-25 18:17:34,701 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 18:17:34,702 INFO L225 Difference]: With dead ends: 140 [2022-11-25 18:17:34,702 INFO L226 Difference]: Without dead ends: 139 [2022-11-25 18:17:34,703 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 657 GetRequests, 625 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 110 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=280, Invalid=842, Unknown=0, NotChecked=0, Total=1122 [2022-11-25 18:17:34,704 INFO L413 NwaCegarLoop]: 92 mSDtfsCounter, 395 mSDsluCounter, 541 mSDsCounter, 0 mSdLazyCounter, 1026 mSolverCounterSat, 231 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 395 SdHoareTripleChecker+Valid, 633 SdHoareTripleChecker+Invalid, 1257 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 231 IncrementalHoareTripleChecker+Valid, 1026 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-11-25 18:17:34,704 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [395 Valid, 633 Invalid, 1257 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [231 Valid, 1026 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-11-25 18:17:34,705 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 139 states. [2022-11-25 18:17:34,722 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 139 to 110. [2022-11-25 18:17:34,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 110 states, 49 states have (on average 1.2244897959183674) internal successors, (60), 56 states have internal predecessors, (60), 52 states have call successors, (52), 1 states have call predecessors, (52), 1 states have return successors, (52), 52 states have call predecessors, (52), 52 states have call successors, (52) [2022-11-25 18:17:34,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 110 states and 164 transitions. [2022-11-25 18:17:34,724 INFO L78 Accepts]: Start accepts. Automaton has 110 states and 164 transitions. Word has length 269 [2022-11-25 18:17:34,724 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 18:17:34,725 INFO L495 AbstractCegarLoop]: Abstraction has 110 states and 164 transitions. [2022-11-25 18:17:34,725 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 18 states have (on average 4.222222222222222) internal successors, (76), 20 states have internal predecessors, (76), 12 states have call successors, (143), 1 states have call predecessors, (143), 2 states have return successors, (144), 11 states have call predecessors, (144), 12 states have call successors, (144) [2022-11-25 18:17:34,725 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 164 transitions. [2022-11-25 18:17:34,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 272 [2022-11-25 18:17:34,730 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 18:17:34,730 INFO L195 NwaCegarLoop]: trace histogram [49, 49, 49, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 18:17:34,745 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_caa6f2a1-b397-49fa-9b74-7db68d537427/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2022-11-25 18:17:34,937 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_caa6f2a1-b397-49fa-9b74-7db68d537427/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2022-11-25 18:17:34,938 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 17 more)] === [2022-11-25 18:17:34,938 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 18:17:34,938 INFO L85 PathProgramCache]: Analyzing trace with hash 10972778, now seen corresponding path program 1 times [2022-11-25 18:17:34,939 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 18:17:34,939 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [655774197] [2022-11-25 18:17:34,939 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 18:17:34,939 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 18:17:34,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:35,190 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-25 18:17:35,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:35,192 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-11-25 18:17:35,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:35,194 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-11-25 18:17:35,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:35,197 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-11-25 18:17:35,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:35,200 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2022-11-25 18:17:35,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:35,202 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2022-11-25 18:17:35,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:35,205 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-11-25 18:17:35,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:35,223 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2022-11-25 18:17:35,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:35,227 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2022-11-25 18:17:35,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:35,230 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2022-11-25 18:17:35,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:35,236 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2022-11-25 18:17:35,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:35,239 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2022-11-25 18:17:35,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:35,251 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2022-11-25 18:17:35,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:35,254 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2022-11-25 18:17:35,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:35,258 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2022-11-25 18:17:35,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:35,263 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2022-11-25 18:17:35,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:35,267 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2022-11-25 18:17:35,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:35,270 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2022-11-25 18:17:35,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:35,274 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2022-11-25 18:17:35,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:35,277 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2022-11-25 18:17:35,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:35,280 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2022-11-25 18:17:35,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:35,284 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2022-11-25 18:17:35,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:35,288 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2022-11-25 18:17:35,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:35,291 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2022-11-25 18:17:35,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:35,295 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2022-11-25 18:17:35,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:35,298 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2022-11-25 18:17:35,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:35,301 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2022-11-25 18:17:35,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:35,305 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2022-11-25 18:17:35,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:35,308 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2022-11-25 18:17:35,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:35,311 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2022-11-25 18:17:35,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:35,314 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2022-11-25 18:17:35,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:35,318 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-11-25 18:17:35,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:35,321 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2022-11-25 18:17:35,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:35,325 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2022-11-25 18:17:35,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:35,328 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2022-11-25 18:17:35,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:35,332 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2022-11-25 18:17:35,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:35,337 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2022-11-25 18:17:35,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:35,346 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2022-11-25 18:17:35,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:35,349 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2022-11-25 18:17:35,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:35,353 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2022-11-25 18:17:35,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:35,357 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2022-11-25 18:17:35,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:35,360 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2022-11-25 18:17:35,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:35,363 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2022-11-25 18:17:35,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:35,367 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2022-11-25 18:17:35,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:35,371 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2022-11-25 18:17:35,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:35,374 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 238 [2022-11-25 18:17:35,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:35,377 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2022-11-25 18:17:35,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:35,381 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 253 [2022-11-25 18:17:35,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:35,384 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 264 [2022-11-25 18:17:35,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:35,389 INFO L134 CoverageAnalysis]: Checked inductivity of 4704 backedges. 18 proven. 126 refuted. 0 times theorem prover too weak. 4560 trivial. 0 not checked. [2022-11-25 18:17:35,389 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-25 18:17:35,389 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [655774197] [2022-11-25 18:17:35,389 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [655774197] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-25 18:17:35,390 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [789738954] [2022-11-25 18:17:35,390 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 18:17:35,390 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-25 18:17:35,390 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_caa6f2a1-b397-49fa-9b74-7db68d537427/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 18:17:35,391 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_caa6f2a1-b397-49fa-9b74-7db68d537427/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-25 18:17:35,414 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_caa6f2a1-b397-49fa-9b74-7db68d537427/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2022-11-25 18:17:35,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:35,535 INFO L263 TraceCheckSpWp]: Trace formula consists of 535 conjuncts, 11 conjunts are in the unsatisfiable core [2022-11-25 18:17:35,539 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-25 18:17:35,796 INFO L134 CoverageAnalysis]: Checked inductivity of 4704 backedges. 30 proven. 252 refuted. 0 times theorem prover too weak. 4422 trivial. 0 not checked. [2022-11-25 18:17:35,797 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-25 18:17:36,072 INFO L134 CoverageAnalysis]: Checked inductivity of 4704 backedges. 30 proven. 252 refuted. 0 times theorem prover too weak. 4422 trivial. 0 not checked. [2022-11-25 18:17:36,072 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [789738954] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-25 18:17:36,072 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-25 18:17:36,072 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5, 5] total 10 [2022-11-25 18:17:36,073 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1080281257] [2022-11-25 18:17:36,073 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-25 18:17:36,074 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-11-25 18:17:36,074 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-25 18:17:36,075 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-11-25 18:17:36,075 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=80, Unknown=0, NotChecked=0, Total=110 [2022-11-25 18:17:36,076 INFO L87 Difference]: Start difference. First operand 110 states and 164 transitions. Second operand has 11 states, 9 states have (on average 8.777777777777779) internal successors, (79), 11 states have internal predecessors, (79), 7 states have call successors, (137), 1 states have call predecessors, (137), 2 states have return successors, (138), 6 states have call predecessors, (138), 7 states have call successors, (138) [2022-11-25 18:17:36,455 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 18:17:36,455 INFO L93 Difference]: Finished difference Result 110 states and 164 transitions. [2022-11-25 18:17:36,455 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-25 18:17:36,456 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 9 states have (on average 8.777777777777779) internal successors, (79), 11 states have internal predecessors, (79), 7 states have call successors, (137), 1 states have call predecessors, (137), 2 states have return successors, (138), 6 states have call predecessors, (138), 7 states have call successors, (138) Word has length 271 [2022-11-25 18:17:36,456 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 18:17:36,457 INFO L225 Difference]: With dead ends: 110 [2022-11-25 18:17:36,458 INFO L226 Difference]: Without dead ends: 109 [2022-11-25 18:17:36,458 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 644 GetRequests, 633 SyntacticMatches, 1 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 20 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=35, Invalid=97, Unknown=0, NotChecked=0, Total=132 [2022-11-25 18:17:36,459 INFO L413 NwaCegarLoop]: 98 mSDtfsCounter, 58 mSDsluCounter, 305 mSDsCounter, 0 mSdLazyCounter, 473 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 60 SdHoareTripleChecker+Valid, 403 SdHoareTripleChecker+Invalid, 475 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 473 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-11-25 18:17:36,459 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [60 Valid, 403 Invalid, 475 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 473 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-11-25 18:17:36,459 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 109 states. [2022-11-25 18:17:36,472 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 109 to 105. [2022-11-25 18:17:36,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 105 states, 46 states have (on average 1.2173913043478262) internal successors, (56), 52 states have internal predecessors, (56), 51 states have call successors, (51), 1 states have call predecessors, (51), 1 states have return successors, (51), 51 states have call predecessors, (51), 51 states have call successors, (51) [2022-11-25 18:17:36,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 105 states and 158 transitions. [2022-11-25 18:17:36,473 INFO L78 Accepts]: Start accepts. Automaton has 105 states and 158 transitions. Word has length 271 [2022-11-25 18:17:36,474 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 18:17:36,474 INFO L495 AbstractCegarLoop]: Abstraction has 105 states and 158 transitions. [2022-11-25 18:17:36,474 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 9 states have (on average 8.777777777777779) internal successors, (79), 11 states have internal predecessors, (79), 7 states have call successors, (137), 1 states have call predecessors, (137), 2 states have return successors, (138), 6 states have call predecessors, (138), 7 states have call successors, (138) [2022-11-25 18:17:36,474 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 158 transitions. [2022-11-25 18:17:36,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 273 [2022-11-25 18:17:36,479 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 18:17:36,479 INFO L195 NwaCegarLoop]: trace histogram [49, 49, 49, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 18:17:36,491 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_caa6f2a1-b397-49fa-9b74-7db68d537427/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Forceful destruction successful, exit code 0 [2022-11-25 18:17:36,685 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_caa6f2a1-b397-49fa-9b74-7db68d537427/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-25 18:17:36,685 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr11ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 17 more)] === [2022-11-25 18:17:36,686 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 18:17:36,686 INFO L85 PathProgramCache]: Analyzing trace with hash 976266912, now seen corresponding path program 1 times [2022-11-25 18:17:36,686 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 18:17:36,686 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [794701888] [2022-11-25 18:17:36,686 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 18:17:36,686 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 18:17:36,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:36,905 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-25 18:17:36,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:36,907 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-11-25 18:17:36,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:36,909 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-11-25 18:17:36,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:36,910 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-11-25 18:17:36,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:36,912 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2022-11-25 18:17:36,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:36,928 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2022-11-25 18:17:36,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:36,930 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-11-25 18:17:36,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:36,932 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2022-11-25 18:17:36,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:36,934 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2022-11-25 18:17:36,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:36,937 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2022-11-25 18:17:36,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:36,939 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2022-11-25 18:17:36,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:36,941 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2022-11-25 18:17:36,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:36,944 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2022-11-25 18:17:36,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:36,947 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2022-11-25 18:17:36,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:36,949 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2022-11-25 18:17:36,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:36,952 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2022-11-25 18:17:36,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:36,954 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2022-11-25 18:17:36,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:36,957 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2022-11-25 18:17:36,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:36,959 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2022-11-25 18:17:36,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:36,961 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2022-11-25 18:17:36,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:36,964 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2022-11-25 18:17:36,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:36,966 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2022-11-25 18:17:36,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:36,969 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2022-11-25 18:17:36,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:36,971 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2022-11-25 18:17:36,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:36,974 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2022-11-25 18:17:36,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:36,976 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2022-11-25 18:17:36,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:36,978 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2022-11-25 18:17:36,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:36,981 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2022-11-25 18:17:36,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:36,983 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2022-11-25 18:17:36,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:36,985 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2022-11-25 18:17:36,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:36,988 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2022-11-25 18:17:36,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:36,990 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-11-25 18:17:36,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:36,993 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2022-11-25 18:17:36,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:36,995 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2022-11-25 18:17:36,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:36,997 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2022-11-25 18:17:36,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:37,000 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2022-11-25 18:17:37,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:37,002 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2022-11-25 18:17:37,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:37,005 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2022-11-25 18:17:37,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:37,008 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2022-11-25 18:17:37,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:37,010 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2022-11-25 18:17:37,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:37,013 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2022-11-25 18:17:37,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:37,015 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2022-11-25 18:17:37,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:37,017 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2022-11-25 18:17:37,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:37,020 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2022-11-25 18:17:37,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:37,022 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2022-11-25 18:17:37,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:37,025 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 238 [2022-11-25 18:17:37,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:37,027 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2022-11-25 18:17:37,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:37,030 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 253 [2022-11-25 18:17:37,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:37,032 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2022-11-25 18:17:37,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:37,035 INFO L134 CoverageAnalysis]: Checked inductivity of 4704 backedges. 12 proven. 132 refuted. 0 times theorem prover too weak. 4560 trivial. 0 not checked. [2022-11-25 18:17:37,036 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-25 18:17:37,036 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [794701888] [2022-11-25 18:17:37,036 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [794701888] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-25 18:17:37,036 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2115103349] [2022-11-25 18:17:37,036 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 18:17:37,037 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-25 18:17:37,037 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_caa6f2a1-b397-49fa-9b74-7db68d537427/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 18:17:37,038 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_caa6f2a1-b397-49fa-9b74-7db68d537427/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-25 18:17:37,070 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_caa6f2a1-b397-49fa-9b74-7db68d537427/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2022-11-25 18:17:37,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:37,167 INFO L263 TraceCheckSpWp]: Trace formula consists of 538 conjuncts, 9 conjunts are in the unsatisfiable core [2022-11-25 18:17:37,171 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-25 18:17:37,440 INFO L134 CoverageAnalysis]: Checked inductivity of 4704 backedges. 12 proven. 132 refuted. 0 times theorem prover too weak. 4560 trivial. 0 not checked. [2022-11-25 18:17:37,440 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-25 18:17:37,741 INFO L134 CoverageAnalysis]: Checked inductivity of 4704 backedges. 12 proven. 132 refuted. 0 times theorem prover too weak. 4560 trivial. 0 not checked. [2022-11-25 18:17:37,741 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2115103349] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-25 18:17:37,742 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-25 18:17:37,742 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6, 6] total 8 [2022-11-25 18:17:37,742 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1590953109] [2022-11-25 18:17:37,742 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-25 18:17:37,743 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2022-11-25 18:17:37,743 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-25 18:17:37,744 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2022-11-25 18:17:37,744 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2022-11-25 18:17:37,745 INFO L87 Difference]: Start difference. First operand 105 states and 158 transitions. Second operand has 9 states, 8 states have (on average 6.875) internal successors, (55), 8 states have internal predecessors, (55), 4 states have call successors, (92), 1 states have call predecessors, (92), 2 states have return successors, (92), 4 states have call predecessors, (92), 4 states have call successors, (92) [2022-11-25 18:17:38,193 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 18:17:38,193 INFO L93 Difference]: Finished difference Result 105 states and 158 transitions. [2022-11-25 18:17:38,194 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-25 18:17:38,194 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 8 states have (on average 6.875) internal successors, (55), 8 states have internal predecessors, (55), 4 states have call successors, (92), 1 states have call predecessors, (92), 2 states have return successors, (92), 4 states have call predecessors, (92), 4 states have call successors, (92) Word has length 272 [2022-11-25 18:17:38,195 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 18:17:38,195 INFO L225 Difference]: With dead ends: 105 [2022-11-25 18:17:38,195 INFO L226 Difference]: Without dead ends: 104 [2022-11-25 18:17:38,196 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 647 GetRequests, 636 SyntacticMatches, 2 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=30, Invalid=80, Unknown=0, NotChecked=0, Total=110 [2022-11-25 18:17:38,196 INFO L413 NwaCegarLoop]: 93 mSDtfsCounter, 91 mSDsluCounter, 257 mSDsCounter, 0 mSdLazyCounter, 542 mSolverCounterSat, 10 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 93 SdHoareTripleChecker+Valid, 350 SdHoareTripleChecker+Invalid, 552 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 10 IncrementalHoareTripleChecker+Valid, 542 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2022-11-25 18:17:38,197 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [93 Valid, 350 Invalid, 552 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [10 Valid, 542 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2022-11-25 18:17:38,197 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 104 states. [2022-11-25 18:17:38,212 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 104 to 104. [2022-11-25 18:17:38,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 104 states, 46 states have (on average 1.1956521739130435) internal successors, (55), 51 states have internal predecessors, (55), 51 states have call successors, (51), 1 states have call predecessors, (51), 1 states have return successors, (51), 51 states have call predecessors, (51), 51 states have call successors, (51) [2022-11-25 18:17:38,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 104 states and 157 transitions. [2022-11-25 18:17:38,214 INFO L78 Accepts]: Start accepts. Automaton has 104 states and 157 transitions. Word has length 272 [2022-11-25 18:17:38,214 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 18:17:38,214 INFO L495 AbstractCegarLoop]: Abstraction has 104 states and 157 transitions. [2022-11-25 18:17:38,215 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 8 states have (on average 6.875) internal successors, (55), 8 states have internal predecessors, (55), 4 states have call successors, (92), 1 states have call predecessors, (92), 2 states have return successors, (92), 4 states have call predecessors, (92), 4 states have call successors, (92) [2022-11-25 18:17:38,215 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 157 transitions. [2022-11-25 18:17:38,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 278 [2022-11-25 18:17:38,217 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 18:17:38,217 INFO L195 NwaCegarLoop]: trace histogram [50, 50, 50, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 18:17:38,227 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_caa6f2a1-b397-49fa-9b74-7db68d537427/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Forceful destruction successful, exit code 0 [2022-11-25 18:17:38,427 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11,11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_caa6f2a1-b397-49fa-9b74-7db68d537427/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-25 18:17:38,428 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr12ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 17 more)] === [2022-11-25 18:17:38,428 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 18:17:38,428 INFO L85 PathProgramCache]: Analyzing trace with hash 5102840, now seen corresponding path program 1 times [2022-11-25 18:17:38,428 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 18:17:38,429 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1645319844] [2022-11-25 18:17:38,429 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 18:17:38,429 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 18:17:38,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:38,637 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-25 18:17:38,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:38,639 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-11-25 18:17:38,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:38,640 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-11-25 18:17:38,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:38,642 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-11-25 18:17:38,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:38,643 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2022-11-25 18:17:38,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:38,645 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2022-11-25 18:17:38,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:38,647 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-11-25 18:17:38,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:38,662 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2022-11-25 18:17:38,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:38,665 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2022-11-25 18:17:38,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:38,667 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2022-11-25 18:17:38,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:38,669 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2022-11-25 18:17:38,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:38,672 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2022-11-25 18:17:38,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:38,674 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2022-11-25 18:17:38,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:38,676 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2022-11-25 18:17:38,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:38,679 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2022-11-25 18:17:38,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:38,681 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2022-11-25 18:17:38,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:38,683 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2022-11-25 18:17:38,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:38,686 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2022-11-25 18:17:38,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:38,689 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2022-11-25 18:17:38,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:38,691 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2022-11-25 18:17:38,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:38,694 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2022-11-25 18:17:38,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:38,725 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2022-11-25 18:17:38,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:38,728 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2022-11-25 18:17:38,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:38,730 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2022-11-25 18:17:38,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:38,732 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2022-11-25 18:17:38,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:38,735 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2022-11-25 18:17:38,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:38,739 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2022-11-25 18:17:38,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:38,754 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2022-11-25 18:17:38,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:38,756 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2022-11-25 18:17:38,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:38,763 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2022-11-25 18:17:38,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:38,766 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2022-11-25 18:17:38,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:38,770 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-11-25 18:17:38,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:38,778 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2022-11-25 18:17:38,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:38,785 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2022-11-25 18:17:38,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:38,798 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2022-11-25 18:17:38,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:38,801 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2022-11-25 18:17:38,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:38,803 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2022-11-25 18:17:38,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:38,806 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2022-11-25 18:17:38,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:38,808 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2022-11-25 18:17:38,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:38,811 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2022-11-25 18:17:38,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:38,813 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2022-11-25 18:17:38,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:38,815 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2022-11-25 18:17:38,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:38,818 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2022-11-25 18:17:38,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:38,821 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2022-11-25 18:17:38,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:38,824 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2022-11-25 18:17:38,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:38,826 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 238 [2022-11-25 18:17:38,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:38,829 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2022-11-25 18:17:38,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:38,831 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 253 [2022-11-25 18:17:38,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:38,834 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2022-11-25 18:17:38,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:38,836 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 271 [2022-11-25 18:17:38,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:38,840 INFO L134 CoverageAnalysis]: Checked inductivity of 4900 backedges. 18 proven. 129 refuted. 0 times theorem prover too weak. 4753 trivial. 0 not checked. [2022-11-25 18:17:38,840 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-25 18:17:38,841 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1645319844] [2022-11-25 18:17:38,841 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1645319844] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-25 18:17:38,841 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [599004365] [2022-11-25 18:17:38,841 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 18:17:38,841 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-25 18:17:38,841 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_caa6f2a1-b397-49fa-9b74-7db68d537427/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 18:17:38,842 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_caa6f2a1-b397-49fa-9b74-7db68d537427/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-25 18:17:38,876 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_caa6f2a1-b397-49fa-9b74-7db68d537427/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2022-11-25 18:17:38,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:38,992 INFO L263 TraceCheckSpWp]: Trace formula consists of 550 conjuncts, 8 conjunts are in the unsatisfiable core [2022-11-25 18:17:38,996 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-25 18:17:39,232 INFO L134 CoverageAnalysis]: Checked inductivity of 4900 backedges. 18 proven. 129 refuted. 0 times theorem prover too weak. 4753 trivial. 0 not checked. [2022-11-25 18:17:39,232 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-25 18:17:39,530 INFO L134 CoverageAnalysis]: Checked inductivity of 4900 backedges. 18 proven. 129 refuted. 0 times theorem prover too weak. 4753 trivial. 0 not checked. [2022-11-25 18:17:39,531 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [599004365] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-25 18:17:39,531 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-25 18:17:39,531 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 9 [2022-11-25 18:17:39,532 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [892373602] [2022-11-25 18:17:39,532 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-25 18:17:39,533 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2022-11-25 18:17:39,533 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-25 18:17:39,534 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2022-11-25 18:17:39,534 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2022-11-25 18:17:39,535 INFO L87 Difference]: Start difference. First operand 104 states and 157 transitions. Second operand has 10 states, 9 states have (on average 8.777777777777779) internal successors, (79), 8 states have internal predecessors, (79), 6 states have call successors, (135), 1 states have call predecessors, (135), 2 states have return successors, (136), 6 states have call predecessors, (136), 6 states have call successors, (136) [2022-11-25 18:17:39,813 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 18:17:39,814 INFO L93 Difference]: Finished difference Result 104 states and 157 transitions. [2022-11-25 18:17:39,814 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-25 18:17:39,814 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 9 states have (on average 8.777777777777779) internal successors, (79), 8 states have internal predecessors, (79), 6 states have call successors, (135), 1 states have call predecessors, (135), 2 states have return successors, (136), 6 states have call predecessors, (136), 6 states have call successors, (136) Word has length 277 [2022-11-25 18:17:39,815 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 18:17:39,816 INFO L225 Difference]: With dead ends: 104 [2022-11-25 18:17:39,816 INFO L226 Difference]: Without dead ends: 103 [2022-11-25 18:17:39,817 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 657 GetRequests, 648 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=30, Invalid=80, Unknown=0, NotChecked=0, Total=110 [2022-11-25 18:17:39,817 INFO L413 NwaCegarLoop]: 95 mSDtfsCounter, 102 mSDsluCounter, 170 mSDsCounter, 0 mSdLazyCounter, 330 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 103 SdHoareTripleChecker+Valid, 265 SdHoareTripleChecker+Invalid, 333 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 330 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-11-25 18:17:39,818 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [103 Valid, 265 Invalid, 333 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 330 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-11-25 18:17:39,818 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 103 states. [2022-11-25 18:17:39,835 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 103 to 103. [2022-11-25 18:17:39,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 103 states, 46 states have (on average 1.173913043478261) internal successors, (54), 50 states have internal predecessors, (54), 51 states have call successors, (51), 1 states have call predecessors, (51), 1 states have return successors, (51), 51 states have call predecessors, (51), 51 states have call successors, (51) [2022-11-25 18:17:39,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 103 states and 156 transitions. [2022-11-25 18:17:39,837 INFO L78 Accepts]: Start accepts. Automaton has 103 states and 156 transitions. Word has length 277 [2022-11-25 18:17:39,838 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 18:17:39,838 INFO L495 AbstractCegarLoop]: Abstraction has 103 states and 156 transitions. [2022-11-25 18:17:39,838 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 9 states have (on average 8.777777777777779) internal successors, (79), 8 states have internal predecessors, (79), 6 states have call successors, (135), 1 states have call predecessors, (135), 2 states have return successors, (136), 6 states have call predecessors, (136), 6 states have call successors, (136) [2022-11-25 18:17:39,838 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 156 transitions. [2022-11-25 18:17:39,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 279 [2022-11-25 18:17:39,841 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 18:17:39,841 INFO L195 NwaCegarLoop]: trace histogram [50, 50, 50, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 18:17:39,847 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_caa6f2a1-b397-49fa-9b74-7db68d537427/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Forceful destruction successful, exit code 0 [2022-11-25 18:17:40,046 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12,12 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_caa6f2a1-b397-49fa-9b74-7db68d537427/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-25 18:17:40,047 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr13ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 17 more)] === [2022-11-25 18:17:40,047 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 18:17:40,047 INFO L85 PathProgramCache]: Analyzing trace with hash 158188183, now seen corresponding path program 1 times [2022-11-25 18:17:40,048 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 18:17:40,048 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1895798464] [2022-11-25 18:17:40,048 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 18:17:40,048 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 18:17:40,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:40,408 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-25 18:17:40,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:40,410 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-11-25 18:17:40,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:40,412 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-11-25 18:17:40,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:40,415 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-11-25 18:17:40,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:40,417 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2022-11-25 18:17:40,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:40,419 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2022-11-25 18:17:40,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:40,421 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-11-25 18:17:40,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:40,424 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2022-11-25 18:17:40,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:40,426 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2022-11-25 18:17:40,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:40,463 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2022-11-25 18:17:40,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:40,466 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2022-11-25 18:17:40,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:40,468 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2022-11-25 18:17:40,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:40,471 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2022-11-25 18:17:40,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:40,475 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2022-11-25 18:17:40,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:40,478 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2022-11-25 18:17:40,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:40,481 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2022-11-25 18:17:40,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:40,484 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2022-11-25 18:17:40,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:40,487 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2022-11-25 18:17:40,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:40,490 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2022-11-25 18:17:40,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:40,493 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2022-11-25 18:17:40,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:40,496 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2022-11-25 18:17:40,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:40,499 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2022-11-25 18:17:40,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:40,502 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2022-11-25 18:17:40,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:40,505 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2022-11-25 18:17:40,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:40,510 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2022-11-25 18:17:40,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:40,513 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2022-11-25 18:17:40,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:40,516 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2022-11-25 18:17:40,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:40,519 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2022-11-25 18:17:40,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:40,522 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2022-11-25 18:17:40,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:40,525 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2022-11-25 18:17:40,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:40,541 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2022-11-25 18:17:40,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:40,545 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-11-25 18:17:40,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:40,548 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2022-11-25 18:17:40,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:40,551 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2022-11-25 18:17:40,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:40,553 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2022-11-25 18:17:40,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:40,556 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2022-11-25 18:17:40,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:40,559 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2022-11-25 18:17:40,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:40,562 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2022-11-25 18:17:40,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:40,565 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2022-11-25 18:17:40,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:40,568 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2022-11-25 18:17:40,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:40,571 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2022-11-25 18:17:40,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:40,574 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2022-11-25 18:17:40,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:40,579 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2022-11-25 18:17:40,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:40,582 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2022-11-25 18:17:40,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:40,585 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2022-11-25 18:17:40,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:40,589 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 238 [2022-11-25 18:17:40,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:40,592 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2022-11-25 18:17:40,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:40,595 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 253 [2022-11-25 18:17:40,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:40,598 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2022-11-25 18:17:40,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:40,601 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 271 [2022-11-25 18:17:40,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:40,605 INFO L134 CoverageAnalysis]: Checked inductivity of 4900 backedges. 24 proven. 123 refuted. 0 times theorem prover too weak. 4753 trivial. 0 not checked. [2022-11-25 18:17:40,606 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-25 18:17:40,606 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1895798464] [2022-11-25 18:17:40,606 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1895798464] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-25 18:17:40,606 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1312783088] [2022-11-25 18:17:40,606 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 18:17:40,607 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-25 18:17:40,607 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_caa6f2a1-b397-49fa-9b74-7db68d537427/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 18:17:40,608 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_caa6f2a1-b397-49fa-9b74-7db68d537427/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-25 18:17:40,611 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_caa6f2a1-b397-49fa-9b74-7db68d537427/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Waiting until timeout for monitored process [2022-11-25 18:17:40,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:40,736 INFO L263 TraceCheckSpWp]: Trace formula consists of 551 conjuncts, 8 conjunts are in the unsatisfiable core [2022-11-25 18:17:40,740 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-25 18:17:41,013 INFO L134 CoverageAnalysis]: Checked inductivity of 4900 backedges. 24 proven. 123 refuted. 0 times theorem prover too weak. 4753 trivial. 0 not checked. [2022-11-25 18:17:41,013 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-25 18:17:41,386 INFO L134 CoverageAnalysis]: Checked inductivity of 4900 backedges. 24 proven. 123 refuted. 0 times theorem prover too weak. 4753 trivial. 0 not checked. [2022-11-25 18:17:41,386 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1312783088] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-25 18:17:41,386 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-25 18:17:41,387 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 5, 5] total 16 [2022-11-25 18:17:41,387 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2075862463] [2022-11-25 18:17:41,387 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-25 18:17:41,388 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2022-11-25 18:17:41,388 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-25 18:17:41,389 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2022-11-25 18:17:41,390 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=234, Unknown=0, NotChecked=0, Total=272 [2022-11-25 18:17:41,390 INFO L87 Difference]: Start difference. First operand 103 states and 156 transitions. Second operand has 17 states, 15 states have (on average 5.666666666666667) internal successors, (85), 17 states have internal predecessors, (85), 10 states have call successors, (141), 1 states have call predecessors, (141), 2 states have return successors, (142), 9 states have call predecessors, (142), 10 states have call successors, (142) [2022-11-25 18:17:42,712 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 18:17:42,712 INFO L93 Difference]: Finished difference Result 167 states and 232 transitions. [2022-11-25 18:17:42,713 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-11-25 18:17:42,713 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 15 states have (on average 5.666666666666667) internal successors, (85), 17 states have internal predecessors, (85), 10 states have call successors, (141), 1 states have call predecessors, (141), 2 states have return successors, (142), 9 states have call predecessors, (142), 10 states have call successors, (142) Word has length 278 [2022-11-25 18:17:42,714 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 18:17:42,715 INFO L225 Difference]: With dead ends: 167 [2022-11-25 18:17:42,715 INFO L226 Difference]: Without dead ends: 166 [2022-11-25 18:17:42,716 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 680 GetRequests, 649 SyntacticMatches, 1 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 80 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=254, Invalid=738, Unknown=0, NotChecked=0, Total=992 [2022-11-25 18:17:42,716 INFO L413 NwaCegarLoop]: 97 mSDtfsCounter, 331 mSDsluCounter, 483 mSDsCounter, 0 mSdLazyCounter, 1199 mSolverCounterSat, 232 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 331 SdHoareTripleChecker+Valid, 580 SdHoareTripleChecker+Invalid, 1431 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 232 IncrementalHoareTripleChecker+Valid, 1199 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-11-25 18:17:42,717 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [331 Valid, 580 Invalid, 1431 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [232 Valid, 1199 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-11-25 18:17:42,718 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 166 states. [2022-11-25 18:17:42,730 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 166 to 102. [2022-11-25 18:17:42,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 102 states, 46 states have (on average 1.1521739130434783) internal successors, (53), 49 states have internal predecessors, (53), 51 states have call successors, (51), 1 states have call predecessors, (51), 1 states have return successors, (51), 51 states have call predecessors, (51), 51 states have call successors, (51) [2022-11-25 18:17:42,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 102 states and 155 transitions. [2022-11-25 18:17:42,732 INFO L78 Accepts]: Start accepts. Automaton has 102 states and 155 transitions. Word has length 278 [2022-11-25 18:17:42,732 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 18:17:42,732 INFO L495 AbstractCegarLoop]: Abstraction has 102 states and 155 transitions. [2022-11-25 18:17:42,733 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 15 states have (on average 5.666666666666667) internal successors, (85), 17 states have internal predecessors, (85), 10 states have call successors, (141), 1 states have call predecessors, (141), 2 states have return successors, (142), 9 states have call predecessors, (142), 10 states have call successors, (142) [2022-11-25 18:17:42,733 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 155 transitions. [2022-11-25 18:17:42,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 282 [2022-11-25 18:17:42,735 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 18:17:42,735 INFO L195 NwaCegarLoop]: trace histogram [50, 50, 50, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 18:17:42,747 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_caa6f2a1-b397-49fa-9b74-7db68d537427/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Forceful destruction successful, exit code 0 [2022-11-25 18:17:42,941 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13,13 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_caa6f2a1-b397-49fa-9b74-7db68d537427/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-25 18:17:42,941 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr15ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 17 more)] === [2022-11-25 18:17:42,941 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 18:17:42,942 INFO L85 PathProgramCache]: Analyzing trace with hash 1005183071, now seen corresponding path program 1 times [2022-11-25 18:17:42,942 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 18:17:42,942 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [356628586] [2022-11-25 18:17:42,942 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 18:17:42,942 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 18:17:42,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:43,128 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-25 18:17:43,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:43,130 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-11-25 18:17:43,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:43,132 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-11-25 18:17:43,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:43,133 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-11-25 18:17:43,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:43,135 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2022-11-25 18:17:43,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:43,136 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2022-11-25 18:17:43,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:43,138 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-11-25 18:17:43,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:43,154 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2022-11-25 18:17:43,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:43,156 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2022-11-25 18:17:43,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:43,158 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2022-11-25 18:17:43,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:43,160 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2022-11-25 18:17:43,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:43,163 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2022-11-25 18:17:43,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:43,165 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2022-11-25 18:17:43,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:43,168 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2022-11-25 18:17:43,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:43,170 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2022-11-25 18:17:43,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:43,173 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2022-11-25 18:17:43,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:43,175 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2022-11-25 18:17:43,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:43,177 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2022-11-25 18:17:43,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:43,180 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2022-11-25 18:17:43,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:43,183 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2022-11-25 18:17:43,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:43,185 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2022-11-25 18:17:43,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:43,188 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2022-11-25 18:17:43,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:43,190 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2022-11-25 18:17:43,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:43,193 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2022-11-25 18:17:43,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:43,196 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2022-11-25 18:17:43,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:43,198 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2022-11-25 18:17:43,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:43,201 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2022-11-25 18:17:43,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:43,204 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2022-11-25 18:17:43,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:43,207 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2022-11-25 18:17:43,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:43,209 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2022-11-25 18:17:43,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:43,212 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2022-11-25 18:17:43,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:43,214 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-11-25 18:17:43,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:43,217 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2022-11-25 18:17:43,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:43,220 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2022-11-25 18:17:43,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:43,223 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2022-11-25 18:17:43,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:43,226 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2022-11-25 18:17:43,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:43,228 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2022-11-25 18:17:43,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:43,231 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2022-11-25 18:17:43,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:43,234 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2022-11-25 18:17:43,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:43,237 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2022-11-25 18:17:43,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:43,240 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2022-11-25 18:17:43,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:43,241 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2022-11-25 18:17:43,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:43,244 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2022-11-25 18:17:43,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:43,247 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2022-11-25 18:17:43,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:43,250 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2022-11-25 18:17:43,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:43,252 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 238 [2022-11-25 18:17:43,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:43,255 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2022-11-25 18:17:43,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:43,258 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 253 [2022-11-25 18:17:43,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:43,261 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2022-11-25 18:17:43,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:43,263 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 271 [2022-11-25 18:17:43,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:43,268 INFO L134 CoverageAnalysis]: Checked inductivity of 4900 backedges. 18 proven. 129 refuted. 0 times theorem prover too weak. 4753 trivial. 0 not checked. [2022-11-25 18:17:43,268 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-25 18:17:43,268 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [356628586] [2022-11-25 18:17:43,268 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [356628586] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-25 18:17:43,268 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [11664629] [2022-11-25 18:17:43,269 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 18:17:43,269 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-25 18:17:43,269 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_caa6f2a1-b397-49fa-9b74-7db68d537427/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 18:17:43,285 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_caa6f2a1-b397-49fa-9b74-7db68d537427/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-25 18:17:43,310 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_caa6f2a1-b397-49fa-9b74-7db68d537427/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Waiting until timeout for monitored process [2022-11-25 18:17:43,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:43,411 INFO L263 TraceCheckSpWp]: Trace formula consists of 556 conjuncts, 9 conjunts are in the unsatisfiable core [2022-11-25 18:17:43,417 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-25 18:17:43,685 INFO L134 CoverageAnalysis]: Checked inductivity of 4900 backedges. 18 proven. 129 refuted. 0 times theorem prover too weak. 4753 trivial. 0 not checked. [2022-11-25 18:17:43,685 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-25 18:17:43,994 INFO L134 CoverageAnalysis]: Checked inductivity of 4900 backedges. 18 proven. 129 refuted. 0 times theorem prover too weak. 4753 trivial. 0 not checked. [2022-11-25 18:17:43,994 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [11664629] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-25 18:17:43,994 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-25 18:17:43,995 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6, 6] total 8 [2022-11-25 18:17:43,995 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [662068981] [2022-11-25 18:17:43,995 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-25 18:17:43,996 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2022-11-25 18:17:43,996 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-25 18:17:43,997 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2022-11-25 18:17:43,997 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2022-11-25 18:17:43,997 INFO L87 Difference]: Start difference. First operand 102 states and 155 transitions. Second operand has 9 states, 8 states have (on average 7.75) internal successors, (62), 8 states have internal predecessors, (62), 4 states have call successors, (92), 1 states have call predecessors, (92), 2 states have return successors, (92), 4 states have call predecessors, (92), 4 states have call successors, (92) [2022-11-25 18:17:44,422 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 18:17:44,422 INFO L93 Difference]: Finished difference Result 102 states and 155 transitions. [2022-11-25 18:17:44,423 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-25 18:17:44,423 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 8 states have (on average 7.75) internal successors, (62), 8 states have internal predecessors, (62), 4 states have call successors, (92), 1 states have call predecessors, (92), 2 states have return successors, (92), 4 states have call predecessors, (92), 4 states have call successors, (92) Word has length 281 [2022-11-25 18:17:44,424 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 18:17:44,424 INFO L225 Difference]: With dead ends: 102 [2022-11-25 18:17:44,425 INFO L226 Difference]: Without dead ends: 101 [2022-11-25 18:17:44,425 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 667 GetRequests, 656 SyntacticMatches, 2 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=30, Invalid=80, Unknown=0, NotChecked=0, Total=110 [2022-11-25 18:17:44,425 INFO L413 NwaCegarLoop]: 90 mSDtfsCounter, 26 mSDsluCounter, 291 mSDsCounter, 0 mSdLazyCounter, 569 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 27 SdHoareTripleChecker+Valid, 381 SdHoareTripleChecker+Invalid, 575 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 569 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2022-11-25 18:17:44,426 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [27 Valid, 381 Invalid, 575 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 569 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2022-11-25 18:17:44,426 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 101 states. [2022-11-25 18:17:44,439 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 101 to 101. [2022-11-25 18:17:44,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 101 states, 46 states have (on average 1.1304347826086956) internal successors, (52), 48 states have internal predecessors, (52), 51 states have call successors, (51), 1 states have call predecessors, (51), 1 states have return successors, (51), 51 states have call predecessors, (51), 51 states have call successors, (51) [2022-11-25 18:17:44,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 101 states and 154 transitions. [2022-11-25 18:17:44,441 INFO L78 Accepts]: Start accepts. Automaton has 101 states and 154 transitions. Word has length 281 [2022-11-25 18:17:44,441 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 18:17:44,441 INFO L495 AbstractCegarLoop]: Abstraction has 101 states and 154 transitions. [2022-11-25 18:17:44,442 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 8 states have (on average 7.75) internal successors, (62), 8 states have internal predecessors, (62), 4 states have call successors, (92), 1 states have call predecessors, (92), 2 states have return successors, (92), 4 states have call predecessors, (92), 4 states have call successors, (92) [2022-11-25 18:17:44,442 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 154 transitions. [2022-11-25 18:17:44,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 287 [2022-11-25 18:17:44,444 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 18:17:44,444 INFO L195 NwaCegarLoop]: trace histogram [51, 51, 51, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 18:17:44,454 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_caa6f2a1-b397-49fa-9b74-7db68d537427/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Forceful destruction successful, exit code 0 [2022-11-25 18:17:44,650 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_caa6f2a1-b397-49fa-9b74-7db68d537427/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable14 [2022-11-25 18:17:44,650 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr16ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 17 more)] === [2022-11-25 18:17:44,651 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 18:17:44,651 INFO L85 PathProgramCache]: Analyzing trace with hash -1669723595, now seen corresponding path program 1 times [2022-11-25 18:17:44,651 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 18:17:44,651 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [610276162] [2022-11-25 18:17:44,652 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 18:17:44,652 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 18:17:44,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:44,835 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-25 18:17:44,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:44,837 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-11-25 18:17:44,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:44,839 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-11-25 18:17:44,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:44,840 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-11-25 18:17:44,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:44,842 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2022-11-25 18:17:44,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:44,843 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2022-11-25 18:17:44,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:44,844 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-11-25 18:17:44,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:44,846 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2022-11-25 18:17:44,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:44,847 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2022-11-25 18:17:44,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:44,861 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2022-11-25 18:17:44,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:44,863 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2022-11-25 18:17:44,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:44,866 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2022-11-25 18:17:44,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:44,868 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2022-11-25 18:17:44,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:44,871 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2022-11-25 18:17:44,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:44,873 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2022-11-25 18:17:44,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:44,875 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2022-11-25 18:17:44,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:44,878 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2022-11-25 18:17:44,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:44,881 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2022-11-25 18:17:44,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:44,883 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2022-11-25 18:17:44,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:44,886 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2022-11-25 18:17:44,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:44,888 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2022-11-25 18:17:44,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:44,891 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2022-11-25 18:17:44,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:44,893 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2022-11-25 18:17:44,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:44,895 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2022-11-25 18:17:44,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:44,898 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2022-11-25 18:17:44,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:44,900 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2022-11-25 18:17:44,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:44,902 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2022-11-25 18:17:44,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:44,905 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2022-11-25 18:17:44,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:44,907 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2022-11-25 18:17:44,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:44,910 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2022-11-25 18:17:44,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:44,912 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2022-11-25 18:17:44,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:44,915 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-11-25 18:17:44,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:44,917 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2022-11-25 18:17:44,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:44,919 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2022-11-25 18:17:44,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:44,922 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2022-11-25 18:17:44,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:44,924 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2022-11-25 18:17:44,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:44,926 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2022-11-25 18:17:44,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:44,929 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2022-11-25 18:17:44,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:44,931 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2022-11-25 18:17:44,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:44,933 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2022-11-25 18:17:44,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:44,936 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2022-11-25 18:17:44,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:44,938 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2022-11-25 18:17:44,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:44,941 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2022-11-25 18:17:44,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:44,943 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2022-11-25 18:17:44,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:44,945 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2022-11-25 18:17:44,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:44,948 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 238 [2022-11-25 18:17:44,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:44,950 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2022-11-25 18:17:44,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:44,953 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 253 [2022-11-25 18:17:44,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:44,955 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2022-11-25 18:17:44,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:44,958 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 271 [2022-11-25 18:17:44,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:44,960 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 280 [2022-11-25 18:17:44,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:44,964 INFO L134 CoverageAnalysis]: Checked inductivity of 5100 backedges. 24 proven. 126 refuted. 0 times theorem prover too weak. 4950 trivial. 0 not checked. [2022-11-25 18:17:44,964 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-25 18:17:44,964 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [610276162] [2022-11-25 18:17:44,964 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [610276162] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-25 18:17:44,964 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1307485446] [2022-11-25 18:17:44,965 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 18:17:44,965 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-25 18:17:44,965 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_caa6f2a1-b397-49fa-9b74-7db68d537427/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 18:17:44,966 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_caa6f2a1-b397-49fa-9b74-7db68d537427/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-25 18:17:44,995 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_caa6f2a1-b397-49fa-9b74-7db68d537427/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Waiting until timeout for monitored process [2022-11-25 18:17:45,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:45,093 INFO L263 TraceCheckSpWp]: Trace formula consists of 568 conjuncts, 8 conjunts are in the unsatisfiable core [2022-11-25 18:17:45,098 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-25 18:17:45,356 INFO L134 CoverageAnalysis]: Checked inductivity of 5100 backedges. 24 proven. 126 refuted. 0 times theorem prover too weak. 4950 trivial. 0 not checked. [2022-11-25 18:17:45,357 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-25 18:17:45,637 INFO L134 CoverageAnalysis]: Checked inductivity of 5100 backedges. 24 proven. 126 refuted. 0 times theorem prover too weak. 4950 trivial. 0 not checked. [2022-11-25 18:17:45,637 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1307485446] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-25 18:17:45,637 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-25 18:17:45,638 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 9 [2022-11-25 18:17:45,638 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [518671649] [2022-11-25 18:17:45,638 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-25 18:17:45,639 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2022-11-25 18:17:45,639 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-25 18:17:45,640 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2022-11-25 18:17:45,640 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2022-11-25 18:17:45,640 INFO L87 Difference]: Start difference. First operand 101 states and 154 transitions. Second operand has 10 states, 9 states have (on average 9.88888888888889) internal successors, (89), 8 states have internal predecessors, (89), 6 states have call successors, (134), 1 states have call predecessors, (134), 2 states have return successors, (135), 6 states have call predecessors, (135), 6 states have call successors, (135) [2022-11-25 18:17:45,933 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 18:17:45,934 INFO L93 Difference]: Finished difference Result 101 states and 154 transitions. [2022-11-25 18:17:45,934 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-25 18:17:45,935 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 9 states have (on average 9.88888888888889) internal successors, (89), 8 states have internal predecessors, (89), 6 states have call successors, (134), 1 states have call predecessors, (134), 2 states have return successors, (135), 6 states have call predecessors, (135), 6 states have call successors, (135) Word has length 286 [2022-11-25 18:17:45,935 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 18:17:45,937 INFO L225 Difference]: With dead ends: 101 [2022-11-25 18:17:45,937 INFO L226 Difference]: Without dead ends: 100 [2022-11-25 18:17:45,937 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 677 GetRequests, 668 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=30, Invalid=80, Unknown=0, NotChecked=0, Total=110 [2022-11-25 18:17:45,941 INFO L413 NwaCegarLoop]: 96 mSDtfsCounter, 74 mSDsluCounter, 218 mSDsCounter, 0 mSdLazyCounter, 348 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 74 SdHoareTripleChecker+Valid, 314 SdHoareTripleChecker+Invalid, 348 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 348 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-11-25 18:17:45,941 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [74 Valid, 314 Invalid, 348 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 348 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-11-25 18:17:45,943 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 100 states. [2022-11-25 18:17:45,958 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 100 to 100. [2022-11-25 18:17:45,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 100 states, 46 states have (on average 1.108695652173913) internal successors, (51), 47 states have internal predecessors, (51), 51 states have call successors, (51), 1 states have call predecessors, (51), 1 states have return successors, (51), 51 states have call predecessors, (51), 51 states have call successors, (51) [2022-11-25 18:17:45,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 100 states and 153 transitions. [2022-11-25 18:17:45,960 INFO L78 Accepts]: Start accepts. Automaton has 100 states and 153 transitions. Word has length 286 [2022-11-25 18:17:45,960 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 18:17:45,960 INFO L495 AbstractCegarLoop]: Abstraction has 100 states and 153 transitions. [2022-11-25 18:17:45,961 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 9 states have (on average 9.88888888888889) internal successors, (89), 8 states have internal predecessors, (89), 6 states have call successors, (134), 1 states have call predecessors, (134), 2 states have return successors, (135), 6 states have call predecessors, (135), 6 states have call successors, (135) [2022-11-25 18:17:45,961 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 153 transitions. [2022-11-25 18:17:45,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 288 [2022-11-25 18:17:45,963 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 18:17:45,963 INFO L195 NwaCegarLoop]: trace histogram [51, 51, 51, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 18:17:45,970 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_caa6f2a1-b397-49fa-9b74-7db68d537427/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Forceful destruction successful, exit code 0 [2022-11-25 18:17:46,169 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 15 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_caa6f2a1-b397-49fa-9b74-7db68d537427/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable15 [2022-11-25 18:17:46,169 INFO L420 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr17ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 17 more)] === [2022-11-25 18:17:46,169 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 18:17:46,169 INFO L85 PathProgramCache]: Analyzing trace with hash -221823734, now seen corresponding path program 1 times [2022-11-25 18:17:46,170 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 18:17:46,170 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1496251361] [2022-11-25 18:17:46,170 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 18:17:46,170 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 18:17:46,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:46,584 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-25 18:17:46,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:46,586 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-11-25 18:17:46,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:46,588 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-11-25 18:17:46,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:46,591 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-11-25 18:17:46,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:46,593 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2022-11-25 18:17:46,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:46,595 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2022-11-25 18:17:46,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:46,597 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-11-25 18:17:46,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:46,599 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2022-11-25 18:17:46,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:46,601 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2022-11-25 18:17:46,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:46,604 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2022-11-25 18:17:46,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:46,606 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2022-11-25 18:17:46,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:46,639 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2022-11-25 18:17:46,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:46,642 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2022-11-25 18:17:46,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:46,645 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2022-11-25 18:17:46,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:46,648 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2022-11-25 18:17:46,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:46,651 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2022-11-25 18:17:46,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:46,654 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2022-11-25 18:17:46,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:46,656 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2022-11-25 18:17:46,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:46,659 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2022-11-25 18:17:46,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:46,662 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2022-11-25 18:17:46,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:46,665 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2022-11-25 18:17:46,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:46,668 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2022-11-25 18:17:46,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:46,671 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2022-11-25 18:17:46,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:46,674 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2022-11-25 18:17:46,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:46,676 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2022-11-25 18:17:46,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:46,679 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2022-11-25 18:17:46,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:46,682 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2022-11-25 18:17:46,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:46,685 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2022-11-25 18:17:46,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:46,688 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2022-11-25 18:17:46,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:46,691 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2022-11-25 18:17:46,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:46,693 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2022-11-25 18:17:46,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:46,696 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-11-25 18:17:46,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:46,699 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2022-11-25 18:17:46,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:46,702 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2022-11-25 18:17:46,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:46,705 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2022-11-25 18:17:46,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:46,708 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2022-11-25 18:17:46,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:46,710 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2022-11-25 18:17:46,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:46,713 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2022-11-25 18:17:46,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:46,716 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2022-11-25 18:17:46,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:46,719 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2022-11-25 18:17:46,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:46,722 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2022-11-25 18:17:46,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:46,725 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2022-11-25 18:17:46,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:46,728 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2022-11-25 18:17:46,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:46,731 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2022-11-25 18:17:46,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:46,733 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2022-11-25 18:17:46,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:46,736 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 238 [2022-11-25 18:17:46,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:46,739 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2022-11-25 18:17:46,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:46,742 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 253 [2022-11-25 18:17:46,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:46,745 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2022-11-25 18:17:46,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:46,748 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 271 [2022-11-25 18:17:46,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:46,751 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 280 [2022-11-25 18:17:46,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:46,754 INFO L134 CoverageAnalysis]: Checked inductivity of 5100 backedges. 30 proven. 120 refuted. 0 times theorem prover too weak. 4950 trivial. 0 not checked. [2022-11-25 18:17:46,755 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-25 18:17:46,755 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1496251361] [2022-11-25 18:17:46,755 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1496251361] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-25 18:17:46,755 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [624340124] [2022-11-25 18:17:46,755 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 18:17:46,756 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-25 18:17:46,756 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_caa6f2a1-b397-49fa-9b74-7db68d537427/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 18:17:46,759 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_caa6f2a1-b397-49fa-9b74-7db68d537427/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-25 18:17:46,787 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_caa6f2a1-b397-49fa-9b74-7db68d537427/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Waiting until timeout for monitored process [2022-11-25 18:17:46,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:46,901 INFO L263 TraceCheckSpWp]: Trace formula consists of 569 conjuncts, 13 conjunts are in the unsatisfiable core [2022-11-25 18:17:46,906 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-25 18:17:47,275 INFO L134 CoverageAnalysis]: Checked inductivity of 5100 backedges. 48 proven. 246 refuted. 0 times theorem prover too weak. 4806 trivial. 0 not checked. [2022-11-25 18:17:47,275 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-25 18:17:47,685 INFO L134 CoverageAnalysis]: Checked inductivity of 5100 backedges. 48 proven. 246 refuted. 0 times theorem prover too weak. 4806 trivial. 0 not checked. [2022-11-25 18:17:47,685 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [624340124] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-25 18:17:47,685 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-25 18:17:47,686 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 7, 7] total 23 [2022-11-25 18:17:47,686 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [881850161] [2022-11-25 18:17:47,686 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-25 18:17:47,688 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 24 states [2022-11-25 18:17:47,689 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-25 18:17:47,692 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2022-11-25 18:17:47,692 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=63, Invalid=489, Unknown=0, NotChecked=0, Total=552 [2022-11-25 18:17:47,693 INFO L87 Difference]: Start difference. First operand 100 states and 153 transitions. Second operand has 24 states, 22 states have (on average 4.454545454545454) internal successors, (98), 24 states have internal predecessors, (98), 14 states have call successors, (145), 1 states have call predecessors, (145), 2 states have return successors, (146), 13 states have call predecessors, (146), 14 states have call successors, (146) [2022-11-25 18:17:49,919 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 18:17:49,919 INFO L93 Difference]: Finished difference Result 182 states and 247 transitions. [2022-11-25 18:17:49,919 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2022-11-25 18:17:49,920 INFO L78 Accepts]: Start accepts. Automaton has has 24 states, 22 states have (on average 4.454545454545454) internal successors, (98), 24 states have internal predecessors, (98), 14 states have call successors, (145), 1 states have call predecessors, (145), 2 states have return successors, (146), 13 states have call predecessors, (146), 14 states have call successors, (146) Word has length 287 [2022-11-25 18:17:49,920 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 18:17:49,921 INFO L225 Difference]: With dead ends: 182 [2022-11-25 18:17:49,922 INFO L226 Difference]: Without dead ends: 181 [2022-11-25 18:17:49,923 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 727 GetRequests, 665 SyntacticMatches, 0 SemanticMatches, 62 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 659 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=968, Invalid=3064, Unknown=0, NotChecked=0, Total=4032 [2022-11-25 18:17:49,924 INFO L413 NwaCegarLoop]: 90 mSDtfsCounter, 504 mSDsluCounter, 516 mSDsCounter, 0 mSdLazyCounter, 1262 mSolverCounterSat, 275 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 504 SdHoareTripleChecker+Valid, 606 SdHoareTripleChecker+Invalid, 1537 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 275 IncrementalHoareTripleChecker+Valid, 1262 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-11-25 18:17:49,924 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [504 Valid, 606 Invalid, 1537 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [275 Valid, 1262 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-11-25 18:17:49,925 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 181 states. [2022-11-25 18:17:49,974 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 181 to 104. [2022-11-25 18:17:49,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 104 states, 49 states have (on average 1.1020408163265305) internal successors, (54), 50 states have internal predecessors, (54), 52 states have call successors, (52), 1 states have call predecessors, (52), 1 states have return successors, (52), 52 states have call predecessors, (52), 52 states have call successors, (52) [2022-11-25 18:17:49,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 104 states and 158 transitions. [2022-11-25 18:17:49,977 INFO L78 Accepts]: Start accepts. Automaton has 104 states and 158 transitions. Word has length 287 [2022-11-25 18:17:49,978 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 18:17:49,978 INFO L495 AbstractCegarLoop]: Abstraction has 104 states and 158 transitions. [2022-11-25 18:17:49,978 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 24 states, 22 states have (on average 4.454545454545454) internal successors, (98), 24 states have internal predecessors, (98), 14 states have call successors, (145), 1 states have call predecessors, (145), 2 states have return successors, (146), 13 states have call predecessors, (146), 14 states have call successors, (146) [2022-11-25 18:17:49,978 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 158 transitions. [2022-11-25 18:17:49,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 290 [2022-11-25 18:17:49,981 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 18:17:49,981 INFO L195 NwaCegarLoop]: trace histogram [51, 51, 51, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 18:17:49,986 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_caa6f2a1-b397-49fa-9b74-7db68d537427/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Forceful destruction successful, exit code 0 [2022-11-25 18:17:50,186 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 16 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_caa6f2a1-b397-49fa-9b74-7db68d537427/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable16 [2022-11-25 18:17:50,186 INFO L420 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr17ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 17 more)] === [2022-11-25 18:17:50,186 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 18:17:50,186 INFO L85 PathProgramCache]: Analyzing trace with hash -1930377074, now seen corresponding path program 1 times [2022-11-25 18:17:50,187 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 18:17:50,187 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [245083166] [2022-11-25 18:17:50,187 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 18:17:50,188 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 18:17:50,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:50,439 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-25 18:17:50,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:50,441 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-11-25 18:17:50,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:50,443 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-11-25 18:17:50,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:50,445 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-11-25 18:17:50,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:50,447 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2022-11-25 18:17:50,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:50,448 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2022-11-25 18:17:50,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:50,450 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-11-25 18:17:50,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:50,452 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2022-11-25 18:17:50,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:50,453 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2022-11-25 18:17:50,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:50,456 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2022-11-25 18:17:50,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:50,458 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2022-11-25 18:17:50,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:50,476 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2022-11-25 18:17:50,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:50,479 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2022-11-25 18:17:50,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:50,481 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2022-11-25 18:17:50,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:50,484 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2022-11-25 18:17:50,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:50,487 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2022-11-25 18:17:50,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:50,491 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2022-11-25 18:17:50,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:50,493 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2022-11-25 18:17:50,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:50,496 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2022-11-25 18:17:50,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:50,499 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2022-11-25 18:17:50,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:50,502 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2022-11-25 18:17:50,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:50,506 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2022-11-25 18:17:50,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:50,511 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2022-11-25 18:17:50,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:50,522 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2022-11-25 18:17:50,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:50,525 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2022-11-25 18:17:50,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:50,528 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2022-11-25 18:17:50,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:50,530 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2022-11-25 18:17:50,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:50,533 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2022-11-25 18:17:50,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:50,535 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2022-11-25 18:17:50,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:50,538 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2022-11-25 18:17:50,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:50,541 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2022-11-25 18:17:50,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:50,544 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-11-25 18:17:50,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:50,546 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2022-11-25 18:17:50,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:50,549 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2022-11-25 18:17:50,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:50,552 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2022-11-25 18:17:50,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:50,555 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2022-11-25 18:17:50,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:50,557 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2022-11-25 18:17:50,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:50,560 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2022-11-25 18:17:50,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:50,563 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2022-11-25 18:17:50,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:50,566 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2022-11-25 18:17:50,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:50,569 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2022-11-25 18:17:50,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:50,572 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2022-11-25 18:17:50,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:50,575 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2022-11-25 18:17:50,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:50,578 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2022-11-25 18:17:50,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:50,582 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2022-11-25 18:17:50,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:50,585 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 238 [2022-11-25 18:17:50,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:50,588 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2022-11-25 18:17:50,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:50,592 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 253 [2022-11-25 18:17:50,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:50,595 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2022-11-25 18:17:50,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:50,598 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 271 [2022-11-25 18:17:50,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:50,601 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2022-11-25 18:17:50,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:50,605 INFO L134 CoverageAnalysis]: Checked inductivity of 5100 backedges. 30 proven. 120 refuted. 0 times theorem prover too weak. 4950 trivial. 0 not checked. [2022-11-25 18:17:50,605 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-25 18:17:50,605 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [245083166] [2022-11-25 18:17:50,606 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [245083166] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-25 18:17:50,606 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1878567237] [2022-11-25 18:17:50,606 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 18:17:50,606 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-25 18:17:50,606 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_caa6f2a1-b397-49fa-9b74-7db68d537427/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 18:17:50,607 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_caa6f2a1-b397-49fa-9b74-7db68d537427/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-25 18:17:50,611 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_caa6f2a1-b397-49fa-9b74-7db68d537427/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Waiting until timeout for monitored process [2022-11-25 18:17:50,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:50,742 INFO L263 TraceCheckSpWp]: Trace formula consists of 571 conjuncts, 8 conjunts are in the unsatisfiable core [2022-11-25 18:17:50,746 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-25 18:17:50,992 INFO L134 CoverageAnalysis]: Checked inductivity of 5100 backedges. 30 proven. 120 refuted. 0 times theorem prover too weak. 4950 trivial. 0 not checked. [2022-11-25 18:17:50,992 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-25 18:17:51,249 INFO L134 CoverageAnalysis]: Checked inductivity of 5100 backedges. 30 proven. 120 refuted. 0 times theorem prover too weak. 4950 trivial. 0 not checked. [2022-11-25 18:17:51,249 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1878567237] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-25 18:17:51,249 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-25 18:17:51,250 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5, 5] total 9 [2022-11-25 18:17:51,250 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [597595715] [2022-11-25 18:17:51,250 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-25 18:17:51,251 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2022-11-25 18:17:51,251 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-25 18:17:51,252 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2022-11-25 18:17:51,252 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2022-11-25 18:17:51,253 INFO L87 Difference]: Start difference. First operand 104 states and 158 transitions. Second operand has 10 states, 8 states have (on average 12.125) internal successors, (97), 10 states have internal predecessors, (97), 6 states have call successors, (132), 1 states have call predecessors, (132), 2 states have return successors, (133), 5 states have call predecessors, (133), 6 states have call successors, (133) [2022-11-25 18:17:51,581 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 18:17:51,581 INFO L93 Difference]: Finished difference Result 104 states and 158 transitions. [2022-11-25 18:17:51,581 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-25 18:17:51,582 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 8 states have (on average 12.125) internal successors, (97), 10 states have internal predecessors, (97), 6 states have call successors, (132), 1 states have call predecessors, (132), 2 states have return successors, (133), 5 states have call predecessors, (133), 6 states have call successors, (133) Word has length 289 [2022-11-25 18:17:51,582 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 18:17:51,586 INFO L225 Difference]: With dead ends: 104 [2022-11-25 18:17:51,586 INFO L226 Difference]: Without dead ends: 103 [2022-11-25 18:17:51,587 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 684 GetRequests, 674 SyntacticMatches, 1 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=30, Invalid=80, Unknown=0, NotChecked=0, Total=110 [2022-11-25 18:17:51,588 INFO L413 NwaCegarLoop]: 96 mSDtfsCounter, 30 mSDsluCounter, 217 mSDsCounter, 0 mSdLazyCounter, 429 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 30 SdHoareTripleChecker+Valid, 313 SdHoareTripleChecker+Invalid, 429 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 429 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-11-25 18:17:51,588 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [30 Valid, 313 Invalid, 429 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 429 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-11-25 18:17:51,589 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 103 states. [2022-11-25 18:17:51,613 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 103 to 99. [2022-11-25 18:17:51,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 99 states, 46 states have (on average 1.0869565217391304) internal successors, (50), 46 states have internal predecessors, (50), 51 states have call successors, (51), 1 states have call predecessors, (51), 1 states have return successors, (51), 51 states have call predecessors, (51), 51 states have call successors, (51) [2022-11-25 18:17:51,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 99 states and 152 transitions. [2022-11-25 18:17:51,615 INFO L78 Accepts]: Start accepts. Automaton has 99 states and 152 transitions. Word has length 289 [2022-11-25 18:17:51,616 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 18:17:51,616 INFO L495 AbstractCegarLoop]: Abstraction has 99 states and 152 transitions. [2022-11-25 18:17:51,616 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 8 states have (on average 12.125) internal successors, (97), 10 states have internal predecessors, (97), 6 states have call successors, (132), 1 states have call predecessors, (132), 2 states have return successors, (133), 5 states have call predecessors, (133), 6 states have call successors, (133) [2022-11-25 18:17:51,616 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 152 transitions. [2022-11-25 18:17:51,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 291 [2022-11-25 18:17:51,618 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 18:17:51,618 INFO L195 NwaCegarLoop]: trace histogram [51, 51, 51, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 18:17:51,626 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_caa6f2a1-b397-49fa-9b74-7db68d537427/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Forceful destruction successful, exit code 0 [2022-11-25 18:17:51,824 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 17 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_caa6f2a1-b397-49fa-9b74-7db68d537427/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable17 [2022-11-25 18:17:51,824 INFO L420 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr19ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 17 more)] === [2022-11-25 18:17:51,825 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 18:17:51,825 INFO L85 PathProgramCache]: Analyzing trace with hash 1603971868, now seen corresponding path program 1 times [2022-11-25 18:17:51,825 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 18:17:51,825 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [755741310] [2022-11-25 18:17:51,825 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 18:17:51,825 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 18:17:51,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:52,109 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-25 18:17:52,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:52,111 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-11-25 18:17:52,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:52,113 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-11-25 18:17:52,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:52,115 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-11-25 18:17:52,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:52,117 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2022-11-25 18:17:52,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:52,119 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2022-11-25 18:17:52,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:52,121 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-11-25 18:17:52,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:52,123 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2022-11-25 18:17:52,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:52,125 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2022-11-25 18:17:52,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:52,146 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2022-11-25 18:17:52,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:52,149 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2022-11-25 18:17:52,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:52,151 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2022-11-25 18:17:52,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:52,161 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2022-11-25 18:17:52,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:52,163 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2022-11-25 18:17:52,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:52,166 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2022-11-25 18:17:52,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:52,169 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2022-11-25 18:17:52,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:52,171 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2022-11-25 18:17:52,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:52,174 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2022-11-25 18:17:52,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:52,176 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2022-11-25 18:17:52,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:52,179 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2022-11-25 18:17:52,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:52,181 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2022-11-25 18:17:52,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:52,184 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2022-11-25 18:17:52,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:52,187 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2022-11-25 18:17:52,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:52,189 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2022-11-25 18:17:52,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:52,192 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2022-11-25 18:17:52,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:52,195 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2022-11-25 18:17:52,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:52,197 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2022-11-25 18:17:52,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:52,200 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2022-11-25 18:17:52,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:52,203 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2022-11-25 18:17:52,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:52,206 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2022-11-25 18:17:52,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:52,208 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2022-11-25 18:17:52,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:52,211 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-11-25 18:17:52,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:52,214 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2022-11-25 18:17:52,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:52,216 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2022-11-25 18:17:52,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:52,219 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2022-11-25 18:17:52,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:52,221 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2022-11-25 18:17:52,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:52,224 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2022-11-25 18:17:52,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:52,227 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2022-11-25 18:17:52,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:52,230 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2022-11-25 18:17:52,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:52,232 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2022-11-25 18:17:52,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:52,235 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2022-11-25 18:17:52,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:52,238 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2022-11-25 18:17:52,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:52,240 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2022-11-25 18:17:52,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:52,243 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2022-11-25 18:17:52,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:52,246 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2022-11-25 18:17:52,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:52,248 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 238 [2022-11-25 18:17:52,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:52,251 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2022-11-25 18:17:52,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:52,254 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 253 [2022-11-25 18:17:52,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:52,256 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2022-11-25 18:17:52,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:52,259 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 271 [2022-11-25 18:17:52,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:52,262 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 280 [2022-11-25 18:17:52,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:52,265 INFO L134 CoverageAnalysis]: Checked inductivity of 5100 backedges. 54 proven. 240 refuted. 0 times theorem prover too weak. 4806 trivial. 0 not checked. [2022-11-25 18:17:52,265 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-25 18:17:52,265 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [755741310] [2022-11-25 18:17:52,266 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [755741310] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-25 18:17:52,266 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [655864651] [2022-11-25 18:17:52,266 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 18:17:52,266 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-25 18:17:52,266 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_caa6f2a1-b397-49fa-9b74-7db68d537427/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 18:17:52,267 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_caa6f2a1-b397-49fa-9b74-7db68d537427/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-25 18:17:52,293 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_caa6f2a1-b397-49fa-9b74-7db68d537427/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Waiting until timeout for monitored process [2022-11-25 18:17:52,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:17:52,396 INFO L263 TraceCheckSpWp]: Trace formula consists of 574 conjuncts, 9 conjunts are in the unsatisfiable core [2022-11-25 18:17:52,400 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-25 18:17:52,701 INFO L134 CoverageAnalysis]: Checked inductivity of 5100 backedges. 24 proven. 126 refuted. 0 times theorem prover too weak. 4950 trivial. 0 not checked. [2022-11-25 18:17:52,701 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-25 18:17:53,054 INFO L134 CoverageAnalysis]: Checked inductivity of 5100 backedges. 24 proven. 126 refuted. 0 times theorem prover too weak. 4950 trivial. 0 not checked. [2022-11-25 18:17:53,055 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [655864651] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-25 18:17:53,055 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-25 18:17:53,055 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6, 6] total 10 [2022-11-25 18:17:53,055 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1218970656] [2022-11-25 18:17:53,055 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-25 18:17:53,056 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-11-25 18:17:53,056 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-25 18:17:53,057 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-11-25 18:17:53,057 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=85, Unknown=0, NotChecked=0, Total=110 [2022-11-25 18:17:53,058 INFO L87 Difference]: Start difference. First operand 99 states and 152 transitions. Second operand has 11 states, 10 states have (on average 9.8) internal successors, (98), 11 states have internal predecessors, (98), 5 states have call successors, (133), 1 states have call predecessors, (133), 2 states have return successors, (133), 5 states have call predecessors, (133), 5 states have call successors, (133) [2022-11-25 18:17:53,551 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 18:17:53,552 INFO L93 Difference]: Finished difference Result 103 states and 156 transitions. [2022-11-25 18:17:53,552 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-25 18:17:53,553 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 9.8) internal successors, (98), 11 states have internal predecessors, (98), 5 states have call successors, (133), 1 states have call predecessors, (133), 2 states have return successors, (133), 5 states have call predecessors, (133), 5 states have call successors, (133) Word has length 290 [2022-11-25 18:17:53,553 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 18:17:53,554 INFO L225 Difference]: With dead ends: 103 [2022-11-25 18:17:53,554 INFO L226 Difference]: Without dead ends: 0 [2022-11-25 18:17:53,554 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 690 GetRequests, 676 SyntacticMatches, 1 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=54, Invalid=156, Unknown=0, NotChecked=0, Total=210 [2022-11-25 18:17:53,555 INFO L413 NwaCegarLoop]: 93 mSDtfsCounter, 32 mSDsluCounter, 304 mSDsCounter, 0 mSdLazyCounter, 553 mSolverCounterSat, 51 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 32 SdHoareTripleChecker+Valid, 397 SdHoareTripleChecker+Invalid, 604 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 51 IncrementalHoareTripleChecker+Valid, 553 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2022-11-25 18:17:53,555 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [32 Valid, 397 Invalid, 604 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [51 Valid, 553 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2022-11-25 18:17:53,556 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-11-25 18:17:53,556 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-11-25 18:17:53,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-25 18:17:53,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-11-25 18:17:53,557 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 290 [2022-11-25 18:17:53,557 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 18:17:53,557 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-25 18:17:53,557 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 9.8) internal successors, (98), 11 states have internal predecessors, (98), 5 states have call successors, (133), 1 states have call predecessors, (133), 2 states have return successors, (133), 5 states have call predecessors, (133), 5 states have call successors, (133) [2022-11-25 18:17:53,558 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-11-25 18:17:53,558 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-11-25 18:17:53,560 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (19 of 20 remaining) [2022-11-25 18:17:53,561 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (18 of 20 remaining) [2022-11-25 18:17:53,561 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (17 of 20 remaining) [2022-11-25 18:17:53,561 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW (16 of 20 remaining) [2022-11-25 18:17:53,562 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW (15 of 20 remaining) [2022-11-25 18:17:53,562 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW (14 of 20 remaining) [2022-11-25 18:17:53,562 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW (13 of 20 remaining) [2022-11-25 18:17:53,562 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW (12 of 20 remaining) [2022-11-25 18:17:53,562 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr8ASSERT_VIOLATIONINTEGER_OVERFLOW (11 of 20 remaining) [2022-11-25 18:17:53,563 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr9ASSERT_VIOLATIONINTEGER_OVERFLOW (10 of 20 remaining) [2022-11-25 18:17:53,563 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr10ASSERT_VIOLATIONINTEGER_OVERFLOW (9 of 20 remaining) [2022-11-25 18:17:53,563 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr11ASSERT_VIOLATIONINTEGER_OVERFLOW (8 of 20 remaining) [2022-11-25 18:17:53,563 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr12ASSERT_VIOLATIONINTEGER_OVERFLOW (7 of 20 remaining) [2022-11-25 18:17:53,563 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr13ASSERT_VIOLATIONINTEGER_OVERFLOW (6 of 20 remaining) [2022-11-25 18:17:53,564 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr14ASSERT_VIOLATIONINTEGER_OVERFLOW (5 of 20 remaining) [2022-11-25 18:17:53,564 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr15ASSERT_VIOLATIONINTEGER_OVERFLOW (4 of 20 remaining) [2022-11-25 18:17:53,564 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr16ASSERT_VIOLATIONINTEGER_OVERFLOW (3 of 20 remaining) [2022-11-25 18:17:53,564 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr17ASSERT_VIOLATIONINTEGER_OVERFLOW (2 of 20 remaining) [2022-11-25 18:17:53,564 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr18ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 20 remaining) [2022-11-25 18:17:53,565 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr19ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 20 remaining) [2022-11-25 18:17:53,576 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_caa6f2a1-b397-49fa-9b74-7db68d537427/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Forceful destruction successful, exit code 0 [2022-11-25 18:17:53,775 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,18 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_caa6f2a1-b397-49fa-9b74-7db68d537427/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-25 18:17:53,777 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2022-11-25 18:17:55,314 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW(line 99) no Hoare annotation was computed. [2022-11-25 18:17:55,315 INFO L895 garLoopResultBuilder]: At program point L93(line 93) the Hoare annotation is: (and (<= |ULTIMATE.start_main_~var4~0#1| 2147483647) (<= 0 |ULTIMATE.start_main_~var1~0#1|) (<= 0 |ULTIMATE.start_main_~var2~0#1|) (<= |ULTIMATE.start_main_~var5~0#1| (+ 5 |ULTIMATE.start_main_~var4~0#1|)) (<= 0 |ULTIMATE.start_main_~var3~0#1|) (<= 0 |ULTIMATE.start_main_~var4~0#1|) (<= |ULTIMATE.start_main_~var0~0#1| 2147483647) (<= 0 |ULTIMATE.start_main_~var5~0#1|) (<= |ULTIMATE.start_main_~var5~0#1| 2147483647) (<= |ULTIMATE.start_main_~var1~0#1| 5) (<= |ULTIMATE.start_main_~var3~0#1| 5) (<= 0 |ULTIMATE.start_main_~var0~0#1|) (<= |ULTIMATE.start_main_~var2~0#1| 5)) [2022-11-25 18:17:55,315 INFO L895 garLoopResultBuilder]: At program point L85(line 85) the Hoare annotation is: (and (<= |ULTIMATE.start_main_~var4~0#1| 2147483647) (<= 0 |ULTIMATE.start_main_~var1~0#1|) (<= 0 |ULTIMATE.start_main_~var2~0#1|) (<= |ULTIMATE.start_main_~var5~0#1| (+ 5 |ULTIMATE.start_main_~var4~0#1|)) (<= 0 |ULTIMATE.start_main_~var3~0#1|) (<= 0 |ULTIMATE.start_main_~var4~0#1|) (<= |ULTIMATE.start_main_~var0~0#1| 2147483647) (<= 0 |ULTIMATE.start_main_~var5~0#1|) (<= |ULTIMATE.start_main_~var5~0#1| 2147483647) (<= |ULTIMATE.start_main_~var1~0#1| 5) (<= |ULTIMATE.start_main_~var3~0#1| 5) (<= 0 |ULTIMATE.start_main_~var0~0#1|) (<= |ULTIMATE.start_main_~var2~0#1| 5)) [2022-11-25 18:17:55,315 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr14ASSERT_VIOLATIONINTEGER_OVERFLOW(line 108) no Hoare annotation was computed. [2022-11-25 18:17:55,315 INFO L899 garLoopResultBuilder]: For program point L110(line 110) no Hoare annotation was computed. [2022-11-25 18:17:55,315 INFO L895 garLoopResultBuilder]: At program point L77(line 77) the Hoare annotation is: (and (<= |ULTIMATE.start_main_~var4~0#1| 2147483647) (<= 0 |ULTIMATE.start_main_~var1~0#1|) (<= 0 |ULTIMATE.start_main_~var2~0#1|) (<= |ULTIMATE.start_main_~var5~0#1| (+ 5 |ULTIMATE.start_main_~var4~0#1|)) (<= 0 |ULTIMATE.start_main_~var3~0#1|) (<= 0 |ULTIMATE.start_main_~var4~0#1|) (<= |ULTIMATE.start_main_~var0~0#1| 2147483647) (<= 0 |ULTIMATE.start_main_~var5~0#1|) (<= |ULTIMATE.start_main_~var5~0#1| 2147483647) (<= |ULTIMATE.start_main_~var1~0#1| 5) (<= |ULTIMATE.start_main_~var3~0#1| 5) (<= 0 |ULTIMATE.start_main_~var0~0#1|) (<= |ULTIMATE.start_main_~var2~0#1| 5)) [2022-11-25 18:17:55,315 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW(line 102) no Hoare annotation was computed. [2022-11-25 18:17:55,315 INFO L899 garLoopResultBuilder]: For program point L102(line 102) no Hoare annotation was computed. [2022-11-25 18:17:55,316 INFO L895 garLoopResultBuilder]: At program point L69(line 69) the Hoare annotation is: (and (<= |ULTIMATE.start_main_~var4~0#1| 2147483647) (<= 0 |ULTIMATE.start_main_~var1~0#1|) (<= 0 |ULTIMATE.start_main_~var2~0#1|) (<= |ULTIMATE.start_main_~var5~0#1| (+ 5 |ULTIMATE.start_main_~var4~0#1|)) (<= 0 |ULTIMATE.start_main_~var3~0#1|) (<= 0 |ULTIMATE.start_main_~var4~0#1|) (<= |ULTIMATE.start_main_~var0~0#1| 2147483647) (<= 0 |ULTIMATE.start_main_~var5~0#1|) (<= |ULTIMATE.start_main_~var5~0#1| 2147483647) (<= |ULTIMATE.start_main_~var1~0#1| 5) (<= |ULTIMATE.start_main_~var3~0#1| 5) (<= 0 |ULTIMATE.start_main_~var0~0#1|) (<= |ULTIMATE.start_main_~var2~0#1| 5)) [2022-11-25 18:17:55,316 INFO L895 garLoopResultBuilder]: At program point L69-1(line 69) the Hoare annotation is: (and (<= |ULTIMATE.start_main_~var4~0#1| 2147483647) (<= 0 |ULTIMATE.start_main_~var1~0#1|) (<= 0 |ULTIMATE.start_main_~var2~0#1|) (<= |ULTIMATE.start_main_~var5~0#1| (+ 5 |ULTIMATE.start_main_~var4~0#1|)) (<= 0 |ULTIMATE.start_main_~var3~0#1|) (<= 0 |ULTIMATE.start_main_~var4~0#1|) (<= |ULTIMATE.start_main_~var0~0#1| 2147483647) (<= 0 |ULTIMATE.start_main_~var5~0#1|) (<= |ULTIMATE.start_main_~var5~0#1| 2147483647) (<= |ULTIMATE.start_main_~var1~0#1| 5) (<= |ULTIMATE.start_main_~var3~0#1| 5) (<= 0 |ULTIMATE.start_main_~var0~0#1|) (<= |ULTIMATE.start_main_~var2~0#1| 5)) [2022-11-25 18:17:55,316 INFO L899 garLoopResultBuilder]: For program point L102-2(line 102) no Hoare annotation was computed. [2022-11-25 18:17:55,316 INFO L899 garLoopResultBuilder]: For program point L102-3(line 102) no Hoare annotation was computed. [2022-11-25 18:17:55,316 INFO L899 garLoopResultBuilder]: For program point L102-4(line 102) no Hoare annotation was computed. [2022-11-25 18:17:55,316 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW(line 98) no Hoare annotation was computed. [2022-11-25 18:17:55,316 INFO L895 garLoopResultBuilder]: At program point L94(line 94) the Hoare annotation is: (and (<= |ULTIMATE.start_main_~var4~0#1| 2147483647) (<= 0 |ULTIMATE.start_main_~var1~0#1|) (<= 0 |ULTIMATE.start_main_~var2~0#1|) (<= |ULTIMATE.start_main_~var5~0#1| (+ 5 |ULTIMATE.start_main_~var4~0#1|)) (<= 0 |ULTIMATE.start_main_~var3~0#1|) (<= 0 |ULTIMATE.start_main_~var4~0#1|) (<= |ULTIMATE.start_main_~var0~0#1| 2147483647) (<= 0 |ULTIMATE.start_main_~var5~0#1|) (<= |ULTIMATE.start_main_~var5~0#1| 2147483647) (<= |ULTIMATE.start_main_~var1~0#1| 5) (<= |ULTIMATE.start_main_~var3~0#1| 5) (<= 0 |ULTIMATE.start_main_~var0~0#1|) (<= |ULTIMATE.start_main_~var2~0#1| 5)) [2022-11-25 18:17:55,316 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2022-11-25 18:17:55,317 INFO L895 garLoopResultBuilder]: At program point L61(line 61) the Hoare annotation is: (and (<= |ULTIMATE.start_main_~var4~0#1| 2147483647) (<= 0 |ULTIMATE.start_main_~var1~0#1|) (<= 0 |ULTIMATE.start_main_~var2~0#1|) (<= |ULTIMATE.start_main_~var5~0#1| (+ 5 |ULTIMATE.start_main_~var4~0#1|)) (<= 0 |ULTIMATE.start_main_~var3~0#1|) (<= 0 |ULTIMATE.start_main_~var4~0#1|) (<= |ULTIMATE.start_main_~var0~0#1| 2147483647) (<= 0 |ULTIMATE.start_main_~var5~0#1|) (<= |ULTIMATE.start_main_~var5~0#1| 2147483647) (<= |ULTIMATE.start_main_~var1~0#1| 5) (<= |ULTIMATE.start_main_~var3~0#1| 5) (<= 0 |ULTIMATE.start_main_~var0~0#1|) (<= |ULTIMATE.start_main_~var2~0#1| 5)) [2022-11-25 18:17:55,317 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2022-11-25 18:17:55,317 INFO L895 garLoopResultBuilder]: At program point L61-1(line 61) the Hoare annotation is: (and (<= |ULTIMATE.start_main_~var4~0#1| 2147483647) (<= 0 |ULTIMATE.start_main_~var1~0#1|) (<= 0 |ULTIMATE.start_main_~var2~0#1|) (<= |ULTIMATE.start_main_~var5~0#1| (+ 5 |ULTIMATE.start_main_~var4~0#1|)) (<= 0 |ULTIMATE.start_main_~var3~0#1|) (<= 0 |ULTIMATE.start_main_~var4~0#1|) (<= |ULTIMATE.start_main_~var0~0#1| 2147483647) (<= 0 |ULTIMATE.start_main_~var5~0#1|) (<= |ULTIMATE.start_main_~var5~0#1| 2147483647) (<= |ULTIMATE.start_main_~var1~0#1| 5) (<= |ULTIMATE.start_main_~var3~0#1| 5) (<= 0 |ULTIMATE.start_main_~var0~0#1|) (<= |ULTIMATE.start_main_~var2~0#1| 5)) [2022-11-25 18:17:55,317 INFO L895 garLoopResultBuilder]: At program point L86(line 86) the Hoare annotation is: (and (<= |ULTIMATE.start_main_~var4~0#1| 2147483647) (<= 0 |ULTIMATE.start_main_~var1~0#1|) (<= 0 |ULTIMATE.start_main_~var2~0#1|) (<= |ULTIMATE.start_main_~var5~0#1| (+ 5 |ULTIMATE.start_main_~var4~0#1|)) (<= 0 |ULTIMATE.start_main_~var3~0#1|) (<= 0 |ULTIMATE.start_main_~var4~0#1|) (<= |ULTIMATE.start_main_~var0~0#1| 2147483647) (<= 0 |ULTIMATE.start_main_~var5~0#1|) (<= |ULTIMATE.start_main_~var5~0#1| 2147483647) (<= |ULTIMATE.start_main_~var1~0#1| 5) (<= |ULTIMATE.start_main_~var3~0#1| 5) (<= 0 |ULTIMATE.start_main_~var0~0#1|) (<= |ULTIMATE.start_main_~var2~0#1| 5)) [2022-11-25 18:17:55,317 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr17ASSERT_VIOLATIONINTEGER_OVERFLOW(line 110) no Hoare annotation was computed. [2022-11-25 18:17:55,317 INFO L895 garLoopResultBuilder]: At program point L53(line 53) the Hoare annotation is: (and (<= |ULTIMATE.start_main_~var4~0#1| 2147483647) (<= 0 |ULTIMATE.start_main_~var1~0#1|) (<= 0 |ULTIMATE.start_main_~var2~0#1|) (<= |ULTIMATE.start_main_~var5~0#1| (+ 5 |ULTIMATE.start_main_~var4~0#1|)) (<= 0 |ULTIMATE.start_main_~var3~0#1|) (<= 0 |ULTIMATE.start_main_~var4~0#1|) (<= |ULTIMATE.start_main_~var0~0#1| 2147483647) (<= 0 |ULTIMATE.start_main_~var5~0#1|) (<= |ULTIMATE.start_main_~var5~0#1| 2147483647) (<= |ULTIMATE.start_main_~var1~0#1| 5) (<= |ULTIMATE.start_main_~var3~0#1| 5) (<= 0 |ULTIMATE.start_main_~var0~0#1|) (<= |ULTIMATE.start_main_~var2~0#1| 5)) [2022-11-25 18:17:55,317 INFO L895 garLoopResultBuilder]: At program point L53-1(line 53) the Hoare annotation is: (and (<= |ULTIMATE.start_main_~var4~0#1| 2147483647) (<= 0 |ULTIMATE.start_main_~var1~0#1|) (<= 0 |ULTIMATE.start_main_~var2~0#1|) (<= |ULTIMATE.start_main_~var5~0#1| (+ 5 |ULTIMATE.start_main_~var4~0#1|)) (<= 0 |ULTIMATE.start_main_~var3~0#1|) (<= 0 |ULTIMATE.start_main_~var4~0#1|) (<= |ULTIMATE.start_main_~var0~0#1| 2147483647) (<= 0 |ULTIMATE.start_main_~var5~0#1|) (<= |ULTIMATE.start_main_~var5~0#1| 2147483647) (<= |ULTIMATE.start_main_~var1~0#1| 5) (<= |ULTIMATE.start_main_~var3~0#1| 5) (<= 0 |ULTIMATE.start_main_~var0~0#1|) (<= |ULTIMATE.start_main_~var2~0#1| 5)) [2022-11-25 18:17:55,318 INFO L899 garLoopResultBuilder]: For program point L111(line 111) no Hoare annotation was computed. [2022-11-25 18:17:55,318 INFO L895 garLoopResultBuilder]: At program point L78(line 78) the Hoare annotation is: (and (<= |ULTIMATE.start_main_~var4~0#1| 2147483647) (<= 0 |ULTIMATE.start_main_~var1~0#1|) (<= 0 |ULTIMATE.start_main_~var2~0#1|) (<= |ULTIMATE.start_main_~var5~0#1| (+ 5 |ULTIMATE.start_main_~var4~0#1|)) (<= 0 |ULTIMATE.start_main_~var3~0#1|) (<= 0 |ULTIMATE.start_main_~var4~0#1|) (<= |ULTIMATE.start_main_~var0~0#1| 2147483647) (<= 0 |ULTIMATE.start_main_~var5~0#1|) (<= |ULTIMATE.start_main_~var5~0#1| 2147483647) (<= |ULTIMATE.start_main_~var1~0#1| 5) (<= |ULTIMATE.start_main_~var3~0#1| 5) (<= 0 |ULTIMATE.start_main_~var0~0#1|) (<= |ULTIMATE.start_main_~var2~0#1| 5)) [2022-11-25 18:17:55,318 INFO L895 garLoopResultBuilder]: At program point L45(line 45) the Hoare annotation is: (and (<= |ULTIMATE.start_main_~var4~0#1| 2147483647) (<= 0 |ULTIMATE.start_main_~var1~0#1|) (<= 0 |ULTIMATE.start_main_~var2~0#1|) (<= 0 |ULTIMATE.start_main_~var3~0#1|) (<= |ULTIMATE.start_main_~var0~0#1| 2147483647) (<= |ULTIMATE.start_main_~var1~0#1| 5) (<= |ULTIMATE.start_main_~var3~0#1| 5) (<= 0 |ULTIMATE.start_main_~var0~0#1|) (<= |ULTIMATE.start_main_~var2~0#1| 5)) [2022-11-25 18:17:55,318 INFO L899 garLoopResultBuilder]: For program point L111-2(line 111) no Hoare annotation was computed. [2022-11-25 18:17:55,318 INFO L895 garLoopResultBuilder]: At program point L45-1(line 45) the Hoare annotation is: (and (<= |ULTIMATE.start_main_~var4~0#1| 2147483647) (<= 0 |ULTIMATE.start_main_~var1~0#1|) (<= 0 |ULTIMATE.start_main_~var2~0#1|) (<= 0 |ULTIMATE.start_main_~var3~0#1|) (<= 0 |ULTIMATE.start_main_~var4~0#1|) (<= |ULTIMATE.start_main_~var0~0#1| 2147483647) (<= |ULTIMATE.start_main_~var1~0#1| 5) (<= |ULTIMATE.start_main_~var3~0#1| 5) (<= 0 |ULTIMATE.start_main_~var0~0#1|) (<= |ULTIMATE.start_main_~var2~0#1| 5)) [2022-11-25 18:17:55,318 INFO L899 garLoopResultBuilder]: For program point L111-3(line 111) no Hoare annotation was computed. [2022-11-25 18:17:55,318 INFO L899 garLoopResultBuilder]: For program point L111-4(line 111) no Hoare annotation was computed. [2022-11-25 18:17:55,318 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr9ASSERT_VIOLATIONINTEGER_OVERFLOW(line 104) no Hoare annotation was computed. [2022-11-25 18:17:55,319 INFO L895 garLoopResultBuilder]: At program point L103(line 103) the Hoare annotation is: (and (<= |ULTIMATE.start_main_~var4~0#1| 2147483647) (<= 0 |ULTIMATE.start_main_~var1~0#1|) (<= 0 |ULTIMATE.start_main_~var2~0#1|) (<= |ULTIMATE.start_main_~var5~0#1| (+ 5 |ULTIMATE.start_main_~var4~0#1|)) (<= 0 |ULTIMATE.start_main_~var3~0#1|) (<= 0 |ULTIMATE.start_main_~var4~0#1|) (<= |ULTIMATE.start_main_~var0~0#1| 2147483647) (<= 0 |ULTIMATE.start_main_~var5~0#1|) (<= |ULTIMATE.start_main_~var5~0#1| 2147483647) (<= |ULTIMATE.start_main_~var1~0#1| 5) (<= |ULTIMATE.start_main_~var3~0#1| 5) (<= 0 |ULTIMATE.start_main_~var0~0#1|) (<= |ULTIMATE.start_main_~var2~0#1| 5)) [2022-11-25 18:17:55,319 INFO L899 garLoopResultBuilder]: For program point L70(line 70) no Hoare annotation was computed. [2022-11-25 18:17:55,319 INFO L899 garLoopResultBuilder]: For program point L103-1(line 103) no Hoare annotation was computed. [2022-11-25 18:17:55,319 INFO L895 garLoopResultBuilder]: At program point L37(line 37) the Hoare annotation is: (and (<= 0 |ULTIMATE.start_main_~var1~0#1|) (<= |ULTIMATE.start_main_~var2~0#1| 2147483647) (<= |ULTIMATE.start_main_~var0~0#1| 2147483647) (<= |ULTIMATE.start_main_~var1~0#1| 5) (<= 0 |ULTIMATE.start_main_~var0~0#1|)) [2022-11-25 18:17:55,319 INFO L895 garLoopResultBuilder]: At program point L37-1(line 37) the Hoare annotation is: (and (<= 0 |ULTIMATE.start_main_~var1~0#1|) (<= 0 |ULTIMATE.start_main_~var2~0#1|) (<= |ULTIMATE.start_main_~var2~0#1| 2147483647) (<= |ULTIMATE.start_main_~var0~0#1| 2147483647) (<= |ULTIMATE.start_main_~var1~0#1| 5) (<= 0 |ULTIMATE.start_main_~var0~0#1|)) [2022-11-25 18:17:55,319 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW(line 98) no Hoare annotation was computed. [2022-11-25 18:17:55,319 INFO L895 garLoopResultBuilder]: At program point L95(line 95) the Hoare annotation is: (and (<= |ULTIMATE.start_main_~var4~0#1| 2147483647) (<= 0 |ULTIMATE.start_main_~var1~0#1|) (<= 0 |ULTIMATE.start_main_~var2~0#1|) (<= |ULTIMATE.start_main_~var5~0#1| (+ 5 |ULTIMATE.start_main_~var4~0#1|)) (<= 0 |ULTIMATE.start_main_~var3~0#1|) (<= 0 |ULTIMATE.start_main_~var4~0#1|) (<= |ULTIMATE.start_main_~var0~0#1| 2147483647) (<= 0 |ULTIMATE.start_main_~var5~0#1|) (<= |ULTIMATE.start_main_~var5~0#1| 2147483647) (<= |ULTIMATE.start_main_~var1~0#1| 5) (<= |ULTIMATE.start_main_~var3~0#1| 5) (<= 0 |ULTIMATE.start_main_~var0~0#1|) (<= |ULTIMATE.start_main_~var2~0#1| 5)) [2022-11-25 18:17:55,319 INFO L899 garLoopResultBuilder]: For program point L62(line 62) no Hoare annotation was computed. [2022-11-25 18:17:55,320 INFO L895 garLoopResultBuilder]: At program point L29(line 29) the Hoare annotation is: (<= |ULTIMATE.start_main_~var0~0#1| 2147483647) [2022-11-25 18:17:55,320 INFO L895 garLoopResultBuilder]: At program point L29-1(line 29) the Hoare annotation is: (and (<= |ULTIMATE.start_main_~var0~0#1| 2147483647) (<= 0 |ULTIMATE.start_main_~var0~0#1|)) [2022-11-25 18:17:55,320 INFO L895 garLoopResultBuilder]: At program point L87(line 87) the Hoare annotation is: (and (<= |ULTIMATE.start_main_~var4~0#1| 2147483647) (<= 0 |ULTIMATE.start_main_~var1~0#1|) (<= 0 |ULTIMATE.start_main_~var2~0#1|) (<= |ULTIMATE.start_main_~var5~0#1| (+ 5 |ULTIMATE.start_main_~var4~0#1|)) (<= 0 |ULTIMATE.start_main_~var3~0#1|) (<= 0 |ULTIMATE.start_main_~var4~0#1|) (<= |ULTIMATE.start_main_~var0~0#1| 2147483647) (<= 0 |ULTIMATE.start_main_~var5~0#1|) (<= |ULTIMATE.start_main_~var5~0#1| 2147483647) (<= |ULTIMATE.start_main_~var1~0#1| 5) (<= |ULTIMATE.start_main_~var3~0#1| 5) (<= 0 |ULTIMATE.start_main_~var0~0#1|) (<= |ULTIMATE.start_main_~var2~0#1| 5)) [2022-11-25 18:17:55,320 INFO L899 garLoopResultBuilder]: For program point L54(line 54) no Hoare annotation was computed. [2022-11-25 18:17:55,320 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr16ASSERT_VIOLATIONINTEGER_OVERFLOW(line 110) no Hoare annotation was computed. [2022-11-25 18:17:55,320 INFO L902 garLoopResultBuilder]: At program point L112(line 112) the Hoare annotation is: true [2022-11-25 18:17:55,320 INFO L895 garLoopResultBuilder]: At program point L79(line 79) the Hoare annotation is: (and (<= |ULTIMATE.start_main_~var4~0#1| 2147483647) (<= 0 |ULTIMATE.start_main_~var1~0#1|) (<= 0 |ULTIMATE.start_main_~var2~0#1|) (<= |ULTIMATE.start_main_~var5~0#1| (+ 5 |ULTIMATE.start_main_~var4~0#1|)) (<= 0 |ULTIMATE.start_main_~var3~0#1|) (<= 0 |ULTIMATE.start_main_~var4~0#1|) (<= |ULTIMATE.start_main_~var0~0#1| 2147483647) (<= 0 |ULTIMATE.start_main_~var5~0#1|) (<= |ULTIMATE.start_main_~var5~0#1| 2147483647) (<= |ULTIMATE.start_main_~var1~0#1| 5) (<= |ULTIMATE.start_main_~var3~0#1| 5) (<= 0 |ULTIMATE.start_main_~var0~0#1|) (<= |ULTIMATE.start_main_~var2~0#1| 5)) [2022-11-25 18:17:55,320 INFO L899 garLoopResultBuilder]: For program point L112-1(line 112) no Hoare annotation was computed. [2022-11-25 18:17:55,320 INFO L899 garLoopResultBuilder]: For program point L46(line 46) no Hoare annotation was computed. [2022-11-25 18:17:55,321 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr8ASSERT_VIOLATIONINTEGER_OVERFLOW(line 104) no Hoare annotation was computed. [2022-11-25 18:17:55,321 INFO L899 garLoopResultBuilder]: For program point L104(line 104) no Hoare annotation was computed. [2022-11-25 18:17:55,321 INFO L899 garLoopResultBuilder]: For program point L38(line 38) no Hoare annotation was computed. [2022-11-25 18:17:55,321 INFO L899 garLoopResultBuilder]: For program point L96(line 96) no Hoare annotation was computed. [2022-11-25 18:17:55,321 INFO L899 garLoopResultBuilder]: For program point L30(line 30) no Hoare annotation was computed. [2022-11-25 18:17:55,321 INFO L895 garLoopResultBuilder]: At program point L88(line 88) the Hoare annotation is: (and (<= |ULTIMATE.start_main_~var4~0#1| 2147483647) (<= 0 |ULTIMATE.start_main_~var1~0#1|) (<= 0 |ULTIMATE.start_main_~var2~0#1|) (<= |ULTIMATE.start_main_~var5~0#1| (+ 5 |ULTIMATE.start_main_~var4~0#1|)) (<= 0 |ULTIMATE.start_main_~var3~0#1|) (<= 0 |ULTIMATE.start_main_~var4~0#1|) (<= |ULTIMATE.start_main_~var0~0#1| 2147483647) (<= 0 |ULTIMATE.start_main_~var5~0#1|) (<= |ULTIMATE.start_main_~var5~0#1| 2147483647) (<= |ULTIMATE.start_main_~var1~0#1| 5) (<= |ULTIMATE.start_main_~var3~0#1| 5) (<= 0 |ULTIMATE.start_main_~var0~0#1|) (<= |ULTIMATE.start_main_~var2~0#1| 5)) [2022-11-25 18:17:55,321 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr19ASSERT_VIOLATIONINTEGER_OVERFLOW(line 111) no Hoare annotation was computed. [2022-11-25 18:17:55,321 INFO L895 garLoopResultBuilder]: At program point L80(line 80) the Hoare annotation is: (and (<= |ULTIMATE.start_main_~var4~0#1| 2147483647) (<= 0 |ULTIMATE.start_main_~var1~0#1|) (<= 0 |ULTIMATE.start_main_~var2~0#1|) (<= |ULTIMATE.start_main_~var5~0#1| (+ 5 |ULTIMATE.start_main_~var4~0#1|)) (<= 0 |ULTIMATE.start_main_~var3~0#1|) (<= 0 |ULTIMATE.start_main_~var4~0#1|) (<= |ULTIMATE.start_main_~var0~0#1| 2147483647) (<= 0 |ULTIMATE.start_main_~var5~0#1|) (<= |ULTIMATE.start_main_~var5~0#1| 2147483647) (<= |ULTIMATE.start_main_~var1~0#1| 5) (<= |ULTIMATE.start_main_~var3~0#1| 5) (<= 0 |ULTIMATE.start_main_~var0~0#1|) (<= |ULTIMATE.start_main_~var2~0#1| 5)) [2022-11-25 18:17:55,322 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr11ASSERT_VIOLATIONINTEGER_OVERFLOW(line 105) no Hoare annotation was computed. [2022-11-25 18:17:55,322 INFO L899 garLoopResultBuilder]: For program point L105(line 105) no Hoare annotation was computed. [2022-11-25 18:17:55,328 INFO L895 garLoopResultBuilder]: At program point L72(line 72) the Hoare annotation is: (and (<= |ULTIMATE.start_main_~var4~0#1| 2147483647) (<= 0 |ULTIMATE.start_main_~var1~0#1|) (<= 0 |ULTIMATE.start_main_~var2~0#1|) (<= |ULTIMATE.start_main_~var5~0#1| (+ 5 |ULTIMATE.start_main_~var4~0#1|)) (<= 0 |ULTIMATE.start_main_~var3~0#1|) (<= 0 |ULTIMATE.start_main_~var4~0#1|) (<= |ULTIMATE.start_main_~var0~0#1| 2147483647) (<= 0 |ULTIMATE.start_main_~var5~0#1|) (<= |ULTIMATE.start_main_~var5~0#1| 2147483647) (<= |ULTIMATE.start_main_~var1~0#1| 5) (<= |ULTIMATE.start_main_~var3~0#1| 5) (<= 0 |ULTIMATE.start_main_~var0~0#1|) (<= |ULTIMATE.start_main_~var2~0#1| 5)) [2022-11-25 18:17:55,329 INFO L895 garLoopResultBuilder]: At program point L72-1(line 72) the Hoare annotation is: (and (<= |ULTIMATE.start_main_~var4~0#1| 2147483647) (<= 0 |ULTIMATE.start_main_~var1~0#1|) (<= 0 |ULTIMATE.start_main_~var2~0#1|) (<= |ULTIMATE.start_main_~var5~0#1| (+ 5 |ULTIMATE.start_main_~var4~0#1|)) (<= 0 |ULTIMATE.start_main_~var3~0#1|) (<= 0 |ULTIMATE.start_main_~var4~0#1|) (<= |ULTIMATE.start_main_~var0~0#1| 2147483647) (<= 0 |ULTIMATE.start_main_~var5~0#1|) (<= |ULTIMATE.start_main_~var5~0#1| 2147483647) (<= |ULTIMATE.start_main_~var1~0#1| 5) (<= |ULTIMATE.start_main_~var3~0#1| 5) (<= 0 |ULTIMATE.start_main_~var0~0#1|) (<= |ULTIMATE.start_main_~var2~0#1| 5)) [2022-11-25 18:17:55,329 INFO L899 garLoopResultBuilder]: For program point L105-2(line 105) no Hoare annotation was computed. [2022-11-25 18:17:55,329 INFO L899 garLoopResultBuilder]: For program point L105-3(line 105) no Hoare annotation was computed. [2022-11-25 18:17:55,329 INFO L899 garLoopResultBuilder]: For program point L105-4(line 105) no Hoare annotation was computed. [2022-11-25 18:17:55,329 INFO L895 garLoopResultBuilder]: At program point L89(line 89) the Hoare annotation is: (and (<= |ULTIMATE.start_main_~var4~0#1| 2147483647) (<= 0 |ULTIMATE.start_main_~var1~0#1|) (<= 0 |ULTIMATE.start_main_~var2~0#1|) (<= |ULTIMATE.start_main_~var5~0#1| (+ 5 |ULTIMATE.start_main_~var4~0#1|)) (<= 0 |ULTIMATE.start_main_~var3~0#1|) (<= 0 |ULTIMATE.start_main_~var4~0#1|) (<= |ULTIMATE.start_main_~var0~0#1| 2147483647) (<= 0 |ULTIMATE.start_main_~var5~0#1|) (<= |ULTIMATE.start_main_~var5~0#1| 2147483647) (<= |ULTIMATE.start_main_~var1~0#1| 5) (<= |ULTIMATE.start_main_~var3~0#1| 5) (<= 0 |ULTIMATE.start_main_~var0~0#1|) (<= |ULTIMATE.start_main_~var2~0#1| 5)) [2022-11-25 18:17:55,330 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr18ASSERT_VIOLATIONINTEGER_OVERFLOW(line 111) no Hoare annotation was computed. [2022-11-25 18:17:55,330 INFO L895 garLoopResultBuilder]: At program point L114(lines 23 116) the Hoare annotation is: false [2022-11-25 18:17:55,330 INFO L895 garLoopResultBuilder]: At program point L81(line 81) the Hoare annotation is: (and (<= |ULTIMATE.start_main_~var4~0#1| 2147483647) (<= 0 |ULTIMATE.start_main_~var1~0#1|) (<= 0 |ULTIMATE.start_main_~var2~0#1|) (<= |ULTIMATE.start_main_~var5~0#1| (+ 5 |ULTIMATE.start_main_~var4~0#1|)) (<= 0 |ULTIMATE.start_main_~var3~0#1|) (<= 0 |ULTIMATE.start_main_~var4~0#1|) (<= |ULTIMATE.start_main_~var0~0#1| 2147483647) (<= 0 |ULTIMATE.start_main_~var5~0#1|) (<= |ULTIMATE.start_main_~var5~0#1| 2147483647) (<= |ULTIMATE.start_main_~var1~0#1| 5) (<= |ULTIMATE.start_main_~var3~0#1| 5) (<= 0 |ULTIMATE.start_main_~var0~0#1|) (<= |ULTIMATE.start_main_~var2~0#1| 5)) [2022-11-25 18:17:55,330 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr10ASSERT_VIOLATIONINTEGER_OVERFLOW(line 105) no Hoare annotation was computed. [2022-11-25 18:17:55,330 INFO L895 garLoopResultBuilder]: At program point L106(line 106) the Hoare annotation is: (and (<= |ULTIMATE.start_main_~var4~0#1| 2147483647) (<= 0 |ULTIMATE.start_main_~var1~0#1|) (<= 0 |ULTIMATE.start_main_~var2~0#1|) (<= |ULTIMATE.start_main_~var5~0#1| (+ 5 |ULTIMATE.start_main_~var4~0#1|)) (<= 0 |ULTIMATE.start_main_~var3~0#1|) (<= 0 |ULTIMATE.start_main_~var4~0#1|) (<= |ULTIMATE.start_main_~var0~0#1| 2147483647) (<= 0 |ULTIMATE.start_main_~var5~0#1|) (<= |ULTIMATE.start_main_~var5~0#1| 2147483647) (<= |ULTIMATE.start_main_~var1~0#1| 5) (<= |ULTIMATE.start_main_~var3~0#1| 5) (<= 0 |ULTIMATE.start_main_~var0~0#1|) (<= |ULTIMATE.start_main_~var2~0#1| 5)) [2022-11-25 18:17:55,331 INFO L895 garLoopResultBuilder]: At program point L73(line 73) the Hoare annotation is: (and (<= |ULTIMATE.start_main_~var4~0#1| 2147483647) (<= 0 |ULTIMATE.start_main_~var1~0#1|) (<= 0 |ULTIMATE.start_main_~var2~0#1|) (<= |ULTIMATE.start_main_~var5~0#1| (+ 5 |ULTIMATE.start_main_~var4~0#1|)) (<= 0 |ULTIMATE.start_main_~var3~0#1|) (<= 0 |ULTIMATE.start_main_~var4~0#1|) (<= |ULTIMATE.start_main_~var0~0#1| 2147483647) (<= 0 |ULTIMATE.start_main_~var5~0#1|) (<= |ULTIMATE.start_main_~var5~0#1| 2147483647) (<= |ULTIMATE.start_main_~var1~0#1| 5) (<= |ULTIMATE.start_main_~var3~0#1| 5) (<= 0 |ULTIMATE.start_main_~var0~0#1|) (<= |ULTIMATE.start_main_~var2~0#1| 5)) [2022-11-25 18:17:55,331 INFO L899 garLoopResultBuilder]: For program point L106-1(line 106) no Hoare annotation was computed. [2022-11-25 18:17:55,331 INFO L899 garLoopResultBuilder]: For program point L98(line 98) no Hoare annotation was computed. [2022-11-25 18:17:55,332 INFO L895 garLoopResultBuilder]: At program point L65(line 65) the Hoare annotation is: (and (<= |ULTIMATE.start_main_~var4~0#1| 2147483647) (<= 0 |ULTIMATE.start_main_~var1~0#1|) (<= 0 |ULTIMATE.start_main_~var2~0#1|) (<= |ULTIMATE.start_main_~var5~0#1| (+ 5 |ULTIMATE.start_main_~var4~0#1|)) (<= 0 |ULTIMATE.start_main_~var3~0#1|) (<= 0 |ULTIMATE.start_main_~var4~0#1|) (<= |ULTIMATE.start_main_~var0~0#1| 2147483647) (<= 0 |ULTIMATE.start_main_~var5~0#1|) (<= |ULTIMATE.start_main_~var5~0#1| 2147483647) (<= |ULTIMATE.start_main_~var1~0#1| 5) (<= |ULTIMATE.start_main_~var3~0#1| 5) (<= 0 |ULTIMATE.start_main_~var0~0#1|) (<= |ULTIMATE.start_main_~var2~0#1| 5)) [2022-11-25 18:17:55,333 INFO L899 garLoopResultBuilder]: For program point L98-1(line 98) no Hoare annotation was computed. [2022-11-25 18:17:55,333 INFO L895 garLoopResultBuilder]: At program point L65-1(line 65) the Hoare annotation is: (and (<= |ULTIMATE.start_main_~var4~0#1| 2147483647) (<= 0 |ULTIMATE.start_main_~var1~0#1|) (<= 0 |ULTIMATE.start_main_~var2~0#1|) (<= |ULTIMATE.start_main_~var5~0#1| (+ 5 |ULTIMATE.start_main_~var4~0#1|)) (<= 0 |ULTIMATE.start_main_~var3~0#1|) (<= 0 |ULTIMATE.start_main_~var4~0#1|) (<= |ULTIMATE.start_main_~var0~0#1| 2147483647) (<= 0 |ULTIMATE.start_main_~var5~0#1|) (<= |ULTIMATE.start_main_~var5~0#1| 2147483647) (<= |ULTIMATE.start_main_~var1~0#1| 5) (<= |ULTIMATE.start_main_~var3~0#1| 5) (<= 0 |ULTIMATE.start_main_~var0~0#1|) (<= |ULTIMATE.start_main_~var2~0#1| 5)) [2022-11-25 18:17:55,333 INFO L899 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2022-11-25 18:17:55,333 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW(line 101) no Hoare annotation was computed. [2022-11-25 18:17:55,334 INFO L895 garLoopResultBuilder]: At program point L90(line 90) the Hoare annotation is: (and (<= |ULTIMATE.start_main_~var4~0#1| 2147483647) (<= 0 |ULTIMATE.start_main_~var1~0#1|) (<= 0 |ULTIMATE.start_main_~var2~0#1|) (<= |ULTIMATE.start_main_~var5~0#1| (+ 5 |ULTIMATE.start_main_~var4~0#1|)) (<= 0 |ULTIMATE.start_main_~var3~0#1|) (<= 0 |ULTIMATE.start_main_~var4~0#1|) (<= |ULTIMATE.start_main_~var0~0#1| 2147483647) (<= 0 |ULTIMATE.start_main_~var5~0#1|) (<= |ULTIMATE.start_main_~var5~0#1| 2147483647) (<= |ULTIMATE.start_main_~var1~0#1| 5) (<= |ULTIMATE.start_main_~var3~0#1| 5) (<= 0 |ULTIMATE.start_main_~var0~0#1|) (<= |ULTIMATE.start_main_~var2~0#1| 5)) [2022-11-25 18:17:55,335 INFO L895 garLoopResultBuilder]: At program point L57(line 57) the Hoare annotation is: (and (<= |ULTIMATE.start_main_~var4~0#1| 2147483647) (<= 0 |ULTIMATE.start_main_~var1~0#1|) (<= 0 |ULTIMATE.start_main_~var2~0#1|) (<= |ULTIMATE.start_main_~var5~0#1| (+ 5 |ULTIMATE.start_main_~var4~0#1|)) (<= 0 |ULTIMATE.start_main_~var3~0#1|) (<= 0 |ULTIMATE.start_main_~var4~0#1|) (<= |ULTIMATE.start_main_~var0~0#1| 2147483647) (<= 0 |ULTIMATE.start_main_~var5~0#1|) (<= |ULTIMATE.start_main_~var5~0#1| 2147483647) (<= |ULTIMATE.start_main_~var1~0#1| 5) (<= |ULTIMATE.start_main_~var3~0#1| 5) (<= 0 |ULTIMATE.start_main_~var0~0#1|) (<= |ULTIMATE.start_main_~var2~0#1| 5)) [2022-11-25 18:17:55,336 INFO L895 garLoopResultBuilder]: At program point L57-1(line 57) the Hoare annotation is: (and (<= |ULTIMATE.start_main_~var4~0#1| 2147483647) (<= 0 |ULTIMATE.start_main_~var1~0#1|) (<= 0 |ULTIMATE.start_main_~var2~0#1|) (<= |ULTIMATE.start_main_~var5~0#1| (+ 5 |ULTIMATE.start_main_~var4~0#1|)) (<= 0 |ULTIMATE.start_main_~var3~0#1|) (<= 0 |ULTIMATE.start_main_~var4~0#1|) (<= |ULTIMATE.start_main_~var0~0#1| 2147483647) (<= 0 |ULTIMATE.start_main_~var5~0#1|) (<= |ULTIMATE.start_main_~var5~0#1| 2147483647) (<= |ULTIMATE.start_main_~var1~0#1| 5) (<= |ULTIMATE.start_main_~var3~0#1| 5) (<= 0 |ULTIMATE.start_main_~var0~0#1|) (<= |ULTIMATE.start_main_~var2~0#1| 5)) [2022-11-25 18:17:55,337 INFO L895 garLoopResultBuilder]: At program point L82(line 82) the Hoare annotation is: (and (<= |ULTIMATE.start_main_~var4~0#1| 2147483647) (<= 0 |ULTIMATE.start_main_~var1~0#1|) (<= 0 |ULTIMATE.start_main_~var2~0#1|) (<= |ULTIMATE.start_main_~var5~0#1| (+ 5 |ULTIMATE.start_main_~var4~0#1|)) (<= 0 |ULTIMATE.start_main_~var3~0#1|) (<= 0 |ULTIMATE.start_main_~var4~0#1|) (<= |ULTIMATE.start_main_~var0~0#1| 2147483647) (<= 0 |ULTIMATE.start_main_~var5~0#1|) (<= |ULTIMATE.start_main_~var5~0#1| 2147483647) (<= |ULTIMATE.start_main_~var1~0#1| 5) (<= |ULTIMATE.start_main_~var3~0#1| 5) (<= 0 |ULTIMATE.start_main_~var0~0#1|) (<= |ULTIMATE.start_main_~var2~0#1| 5)) [2022-11-25 18:17:55,337 INFO L895 garLoopResultBuilder]: At program point L49(line 49) the Hoare annotation is: (and (<= |ULTIMATE.start_main_~var4~0#1| 2147483647) (<= 0 |ULTIMATE.start_main_~var1~0#1|) (<= 0 |ULTIMATE.start_main_~var2~0#1|) (<= 0 |ULTIMATE.start_main_~var3~0#1|) (<= 0 |ULTIMATE.start_main_~var4~0#1|) (<= |ULTIMATE.start_main_~var0~0#1| 2147483647) (<= |ULTIMATE.start_main_~var5~0#1| 2147483647) (<= |ULTIMATE.start_main_~var1~0#1| 5) (<= |ULTIMATE.start_main_~var3~0#1| 5) (<= 0 |ULTIMATE.start_main_~var0~0#1|) (<= |ULTIMATE.start_main_~var2~0#1| 5)) [2022-11-25 18:17:55,337 INFO L895 garLoopResultBuilder]: At program point L49-1(line 49) the Hoare annotation is: (and (<= |ULTIMATE.start_main_~var4~0#1| 2147483647) (<= 0 |ULTIMATE.start_main_~var1~0#1|) (<= 0 |ULTIMATE.start_main_~var2~0#1|) (<= 0 |ULTIMATE.start_main_~var3~0#1|) (<= 0 |ULTIMATE.start_main_~var4~0#1|) (<= |ULTIMATE.start_main_~var0~0#1| 2147483647) (<= 0 |ULTIMATE.start_main_~var5~0#1|) (<= |ULTIMATE.start_main_~var5~0#1| 2147483647) (<= |ULTIMATE.start_main_~var1~0#1| 5) (<= |ULTIMATE.start_main_~var3~0#1| 5) (<= 0 |ULTIMATE.start_main_~var0~0#1|) (<= |ULTIMATE.start_main_~var2~0#1| 5)) [2022-11-25 18:17:55,338 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr13ASSERT_VIOLATIONINTEGER_OVERFLOW(line 107) no Hoare annotation was computed. [2022-11-25 18:17:55,338 INFO L899 garLoopResultBuilder]: For program point L107(line 107) no Hoare annotation was computed. [2022-11-25 18:17:55,338 INFO L895 garLoopResultBuilder]: At program point L74(line 74) the Hoare annotation is: (and (<= |ULTIMATE.start_main_~var4~0#1| 2147483647) (<= 0 |ULTIMATE.start_main_~var1~0#1|) (<= 0 |ULTIMATE.start_main_~var2~0#1|) (<= |ULTIMATE.start_main_~var5~0#1| (+ 5 |ULTIMATE.start_main_~var4~0#1|)) (<= 0 |ULTIMATE.start_main_~var3~0#1|) (<= 0 |ULTIMATE.start_main_~var4~0#1|) (<= |ULTIMATE.start_main_~var0~0#1| 2147483647) (<= 0 |ULTIMATE.start_main_~var5~0#1|) (<= |ULTIMATE.start_main_~var5~0#1| 2147483647) (<= |ULTIMATE.start_main_~var1~0#1| 5) (<= |ULTIMATE.start_main_~var3~0#1| 5) (<= 0 |ULTIMATE.start_main_~var0~0#1|) (<= |ULTIMATE.start_main_~var2~0#1| 5)) [2022-11-25 18:17:55,338 INFO L895 garLoopResultBuilder]: At program point L41(line 41) the Hoare annotation is: (and (<= 0 |ULTIMATE.start_main_~var1~0#1|) (<= 0 |ULTIMATE.start_main_~var2~0#1|) (<= |ULTIMATE.start_main_~var0~0#1| 2147483647) (<= |ULTIMATE.start_main_~var1~0#1| 5) (<= |ULTIMATE.start_main_~var3~0#1| 2147483647) (<= 0 |ULTIMATE.start_main_~var0~0#1|) (<= |ULTIMATE.start_main_~var2~0#1| 5)) [2022-11-25 18:17:55,339 INFO L895 garLoopResultBuilder]: At program point L41-1(line 41) the Hoare annotation is: (and (<= 0 |ULTIMATE.start_main_~var1~0#1|) (<= 0 |ULTIMATE.start_main_~var2~0#1|) (<= 0 |ULTIMATE.start_main_~var3~0#1|) (<= |ULTIMATE.start_main_~var0~0#1| 2147483647) (<= |ULTIMATE.start_main_~var1~0#1| 5) (<= |ULTIMATE.start_main_~var3~0#1| 2147483647) (<= 0 |ULTIMATE.start_main_~var0~0#1|) (<= |ULTIMATE.start_main_~var2~0#1| 5)) [2022-11-25 18:17:55,339 INFO L899 garLoopResultBuilder]: For program point L99(line 99) no Hoare annotation was computed. [2022-11-25 18:17:55,339 INFO L899 garLoopResultBuilder]: For program point L66(line 66) no Hoare annotation was computed. [2022-11-25 18:17:55,339 INFO L895 garLoopResultBuilder]: At program point L33(line 33) the Hoare annotation is: (and (<= |ULTIMATE.start_main_~var1~0#1| 2147483647) (<= |ULTIMATE.start_main_~var0~0#1| 2147483647) (<= 0 |ULTIMATE.start_main_~var0~0#1|)) [2022-11-25 18:17:55,339 INFO L899 garLoopResultBuilder]: For program point L99-2(line 99) no Hoare annotation was computed. [2022-11-25 18:17:55,339 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2022-11-25 18:17:55,339 INFO L895 garLoopResultBuilder]: At program point L33-1(line 33) the Hoare annotation is: (and (<= 0 |ULTIMATE.start_main_~var1~0#1|) (<= |ULTIMATE.start_main_~var1~0#1| 2147483647) (<= |ULTIMATE.start_main_~var0~0#1| 2147483647) (<= 0 |ULTIMATE.start_main_~var0~0#1|)) [2022-11-25 18:17:55,340 INFO L899 garLoopResultBuilder]: For program point L99-3(line 99) no Hoare annotation was computed. [2022-11-25 18:17:55,340 INFO L899 garLoopResultBuilder]: For program point L99-4(line 99) no Hoare annotation was computed. [2022-11-25 18:17:55,340 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW(line 101) no Hoare annotation was computed. [2022-11-25 18:17:55,340 INFO L895 garLoopResultBuilder]: At program point L91(line 91) the Hoare annotation is: (and (<= |ULTIMATE.start_main_~var4~0#1| 2147483647) (<= 0 |ULTIMATE.start_main_~var1~0#1|) (<= 0 |ULTIMATE.start_main_~var2~0#1|) (<= |ULTIMATE.start_main_~var5~0#1| (+ 5 |ULTIMATE.start_main_~var4~0#1|)) (<= 0 |ULTIMATE.start_main_~var3~0#1|) (<= 0 |ULTIMATE.start_main_~var4~0#1|) (<= |ULTIMATE.start_main_~var0~0#1| 2147483647) (<= 0 |ULTIMATE.start_main_~var5~0#1|) (<= |ULTIMATE.start_main_~var5~0#1| 2147483647) (<= |ULTIMATE.start_main_~var1~0#1| 5) (<= |ULTIMATE.start_main_~var3~0#1| 5) (<= 0 |ULTIMATE.start_main_~var0~0#1|) (<= |ULTIMATE.start_main_~var2~0#1| 5)) [2022-11-25 18:17:55,340 INFO L899 garLoopResultBuilder]: For program point L58(line 58) no Hoare annotation was computed. [2022-11-25 18:17:55,341 INFO L895 garLoopResultBuilder]: At program point L83(line 83) the Hoare annotation is: (and (<= |ULTIMATE.start_main_~var4~0#1| 2147483647) (<= 0 |ULTIMATE.start_main_~var1~0#1|) (<= 0 |ULTIMATE.start_main_~var2~0#1|) (<= |ULTIMATE.start_main_~var5~0#1| (+ 5 |ULTIMATE.start_main_~var4~0#1|)) (<= 0 |ULTIMATE.start_main_~var3~0#1|) (<= 0 |ULTIMATE.start_main_~var4~0#1|) (<= |ULTIMATE.start_main_~var0~0#1| 2147483647) (<= 0 |ULTIMATE.start_main_~var5~0#1|) (<= |ULTIMATE.start_main_~var5~0#1| 2147483647) (<= |ULTIMATE.start_main_~var1~0#1| 5) (<= |ULTIMATE.start_main_~var3~0#1| 5) (<= 0 |ULTIMATE.start_main_~var0~0#1|) (<= |ULTIMATE.start_main_~var2~0#1| 5)) [2022-11-25 18:17:55,341 INFO L899 garLoopResultBuilder]: For program point L50(line 50) no Hoare annotation was computed. [2022-11-25 18:17:55,341 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr12ASSERT_VIOLATIONINTEGER_OVERFLOW(line 107) no Hoare annotation was computed. [2022-11-25 18:17:55,341 INFO L899 garLoopResultBuilder]: For program point L108(line 108) no Hoare annotation was computed. [2022-11-25 18:17:55,341 INFO L895 garLoopResultBuilder]: At program point L75(line 75) the Hoare annotation is: (and (<= |ULTIMATE.start_main_~var4~0#1| 2147483647) (<= 0 |ULTIMATE.start_main_~var1~0#1|) (<= 0 |ULTIMATE.start_main_~var2~0#1|) (<= |ULTIMATE.start_main_~var5~0#1| (+ 5 |ULTIMATE.start_main_~var4~0#1|)) (<= 0 |ULTIMATE.start_main_~var3~0#1|) (<= 0 |ULTIMATE.start_main_~var4~0#1|) (<= |ULTIMATE.start_main_~var0~0#1| 2147483647) (<= 0 |ULTIMATE.start_main_~var5~0#1|) (<= |ULTIMATE.start_main_~var5~0#1| 2147483647) (<= |ULTIMATE.start_main_~var1~0#1| 5) (<= |ULTIMATE.start_main_~var3~0#1| 5) (<= 0 |ULTIMATE.start_main_~var0~0#1|) (<= |ULTIMATE.start_main_~var2~0#1| 5)) [2022-11-25 18:17:55,341 INFO L899 garLoopResultBuilder]: For program point L42(line 42) no Hoare annotation was computed. [2022-11-25 18:17:55,341 INFO L899 garLoopResultBuilder]: For program point L108-2(line 108) no Hoare annotation was computed. [2022-11-25 18:17:55,342 INFO L899 garLoopResultBuilder]: For program point L108-3(line 108) no Hoare annotation was computed. [2022-11-25 18:17:55,342 INFO L899 garLoopResultBuilder]: For program point L108-4(line 108) no Hoare annotation was computed. [2022-11-25 18:17:55,342 INFO L895 garLoopResultBuilder]: At program point L100(line 100) the Hoare annotation is: (and (<= |ULTIMATE.start_main_~var4~0#1| 2147483647) (<= 0 |ULTIMATE.start_main_~var1~0#1|) (<= 0 |ULTIMATE.start_main_~var2~0#1|) (<= |ULTIMATE.start_main_~var5~0#1| (+ 5 |ULTIMATE.start_main_~var4~0#1|)) (<= 0 |ULTIMATE.start_main_~var3~0#1|) (<= 0 |ULTIMATE.start_main_~var4~0#1|) (<= |ULTIMATE.start_main_~var0~0#1| 2147483647) (<= 0 |ULTIMATE.start_main_~var5~0#1|) (<= |ULTIMATE.start_main_~var5~0#1| 2147483647) (<= |ULTIMATE.start_main_~var1~0#1| 5) (<= |ULTIMATE.start_main_~var3~0#1| 5) (<= 0 |ULTIMATE.start_main_~var0~0#1|) (<= |ULTIMATE.start_main_~var2~0#1| 5)) [2022-11-25 18:17:55,342 INFO L899 garLoopResultBuilder]: For program point L100-1(line 100) no Hoare annotation was computed. [2022-11-25 18:17:55,342 INFO L899 garLoopResultBuilder]: For program point L34(line 34) no Hoare annotation was computed. [2022-11-25 18:17:55,342 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW(line 99) no Hoare annotation was computed. [2022-11-25 18:17:55,342 INFO L895 garLoopResultBuilder]: At program point L92(line 92) the Hoare annotation is: (and (<= |ULTIMATE.start_main_~var4~0#1| 2147483647) (<= 0 |ULTIMATE.start_main_~var1~0#1|) (<= 0 |ULTIMATE.start_main_~var2~0#1|) (<= |ULTIMATE.start_main_~var5~0#1| (+ 5 |ULTIMATE.start_main_~var4~0#1|)) (<= 0 |ULTIMATE.start_main_~var3~0#1|) (<= 0 |ULTIMATE.start_main_~var4~0#1|) (<= |ULTIMATE.start_main_~var0~0#1| 2147483647) (<= 0 |ULTIMATE.start_main_~var5~0#1|) (<= |ULTIMATE.start_main_~var5~0#1| 2147483647) (<= |ULTIMATE.start_main_~var1~0#1| 5) (<= |ULTIMATE.start_main_~var3~0#1| 5) (<= 0 |ULTIMATE.start_main_~var0~0#1|) (<= |ULTIMATE.start_main_~var2~0#1| 5)) [2022-11-25 18:17:55,342 INFO L895 garLoopResultBuilder]: At program point L84(line 84) the Hoare annotation is: (and (<= |ULTIMATE.start_main_~var4~0#1| 2147483647) (<= 0 |ULTIMATE.start_main_~var1~0#1|) (<= 0 |ULTIMATE.start_main_~var2~0#1|) (<= |ULTIMATE.start_main_~var5~0#1| (+ 5 |ULTIMATE.start_main_~var4~0#1|)) (<= 0 |ULTIMATE.start_main_~var3~0#1|) (<= 0 |ULTIMATE.start_main_~var4~0#1|) (<= |ULTIMATE.start_main_~var0~0#1| 2147483647) (<= 0 |ULTIMATE.start_main_~var5~0#1|) (<= |ULTIMATE.start_main_~var5~0#1| 2147483647) (<= |ULTIMATE.start_main_~var1~0#1| 5) (<= |ULTIMATE.start_main_~var3~0#1| 5) (<= 0 |ULTIMATE.start_main_~var0~0#1|) (<= |ULTIMATE.start_main_~var2~0#1| 5)) [2022-11-25 18:17:55,344 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr15ASSERT_VIOLATIONINTEGER_OVERFLOW(line 108) no Hoare annotation was computed. [2022-11-25 18:17:55,345 INFO L895 garLoopResultBuilder]: At program point L109(line 109) the Hoare annotation is: (and (<= |ULTIMATE.start_main_~var4~0#1| 2147483647) (<= 0 |ULTIMATE.start_main_~var1~0#1|) (<= 0 |ULTIMATE.start_main_~var2~0#1|) (<= |ULTIMATE.start_main_~var5~0#1| (+ 5 |ULTIMATE.start_main_~var4~0#1|)) (<= 0 |ULTIMATE.start_main_~var3~0#1|) (<= 0 |ULTIMATE.start_main_~var4~0#1|) (<= |ULTIMATE.start_main_~var0~0#1| 2147483647) (<= 0 |ULTIMATE.start_main_~var5~0#1|) (<= |ULTIMATE.start_main_~var5~0#1| 2147483647) (<= |ULTIMATE.start_main_~var1~0#1| 5) (<= |ULTIMATE.start_main_~var3~0#1| 5) (<= 0 |ULTIMATE.start_main_~var0~0#1|) (<= |ULTIMATE.start_main_~var2~0#1| 5)) [2022-11-25 18:17:55,345 INFO L895 garLoopResultBuilder]: At program point L76(line 76) the Hoare annotation is: (and (<= |ULTIMATE.start_main_~var4~0#1| 2147483647) (<= 0 |ULTIMATE.start_main_~var1~0#1|) (<= 0 |ULTIMATE.start_main_~var2~0#1|) (<= |ULTIMATE.start_main_~var5~0#1| (+ 5 |ULTIMATE.start_main_~var4~0#1|)) (<= 0 |ULTIMATE.start_main_~var3~0#1|) (<= 0 |ULTIMATE.start_main_~var4~0#1|) (<= |ULTIMATE.start_main_~var0~0#1| 2147483647) (<= 0 |ULTIMATE.start_main_~var5~0#1|) (<= |ULTIMATE.start_main_~var5~0#1| 2147483647) (<= |ULTIMATE.start_main_~var1~0#1| 5) (<= |ULTIMATE.start_main_~var3~0#1| 5) (<= 0 |ULTIMATE.start_main_~var0~0#1|) (<= |ULTIMATE.start_main_~var2~0#1| 5)) [2022-11-25 18:17:55,345 INFO L899 garLoopResultBuilder]: For program point L109-1(line 109) no Hoare annotation was computed. [2022-11-25 18:17:55,345 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW(line 102) no Hoare annotation was computed. [2022-11-25 18:17:55,345 INFO L899 garLoopResultBuilder]: For program point L101(line 101) no Hoare annotation was computed. [2022-11-25 18:17:55,345 INFO L902 garLoopResultBuilder]: At program point assumeENTRY(lines 19 22) the Hoare annotation is: true [2022-11-25 18:17:55,345 INFO L899 garLoopResultBuilder]: For program point assumeEXIT(lines 19 22) no Hoare annotation was computed. [2022-11-25 18:17:55,345 INFO L899 garLoopResultBuilder]: For program point L20(lines 20 21) no Hoare annotation was computed. [2022-11-25 18:17:55,346 INFO L899 garLoopResultBuilder]: For program point L20-2(lines 19 22) no Hoare annotation was computed. [2022-11-25 18:17:55,349 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 18:17:55,351 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-11-25 18:17:55,360 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 25.11 06:17:55 BoogieIcfgContainer [2022-11-25 18:17:55,360 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-25 18:17:55,360 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-25 18:17:55,361 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-25 18:17:55,361 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-25 18:17:55,361 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 06:17:16" (3/4) ... [2022-11-25 18:17:55,364 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-11-25 18:17:55,372 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure assume [2022-11-25 18:17:55,381 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2022-11-25 18:17:55,382 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2022-11-25 18:17:55,382 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2022-11-25 18:17:55,382 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-25 18:17:55,433 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_caa6f2a1-b397-49fa-9b74-7db68d537427/bin/uautomizer-ZsLfNo2U6R/witness.graphml [2022-11-25 18:17:55,433 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-25 18:17:55,434 INFO L158 Benchmark]: Toolchain (without parser) took 40293.96ms. Allocated memory was 163.6MB in the beginning and 497.0MB in the end (delta: 333.4MB). Free memory was 122.2MB in the beginning and 359.2MB in the end (delta: -237.0MB). Peak memory consumption was 96.4MB. Max. memory is 16.1GB. [2022-11-25 18:17:55,434 INFO L158 Benchmark]: CDTParser took 0.24ms. Allocated memory is still 111.1MB. Free memory is still 79.6MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-25 18:17:55,435 INFO L158 Benchmark]: CACSL2BoogieTranslator took 383.94ms. Allocated memory is still 163.6MB. Free memory was 121.6MB in the beginning and 129.3MB in the end (delta: -7.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-25 18:17:55,435 INFO L158 Benchmark]: Boogie Procedure Inliner took 75.79ms. Allocated memory is still 163.6MB. Free memory was 129.3MB in the beginning and 127.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-25 18:17:55,435 INFO L158 Benchmark]: Boogie Preprocessor took 29.80ms. Allocated memory is still 163.6MB. Free memory was 127.2MB in the beginning and 126.0MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-25 18:17:55,436 INFO L158 Benchmark]: RCFGBuilder took 660.49ms. Allocated memory is still 163.6MB. Free memory was 126.0MB in the beginning and 108.4MB in the end (delta: 17.7MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2022-11-25 18:17:55,436 INFO L158 Benchmark]: TraceAbstraction took 39060.27ms. Allocated memory was 163.6MB in the beginning and 497.0MB in the end (delta: 333.4MB). Free memory was 107.8MB in the beginning and 364.4MB in the end (delta: -256.7MB). Peak memory consumption was 274.0MB. Max. memory is 16.1GB. [2022-11-25 18:17:55,437 INFO L158 Benchmark]: Witness Printer took 73.21ms. Allocated memory is still 497.0MB. Free memory was 364.4MB in the beginning and 359.2MB in the end (delta: 5.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-25 18:17:55,438 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24ms. Allocated memory is still 111.1MB. Free memory is still 79.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 383.94ms. Allocated memory is still 163.6MB. Free memory was 121.6MB in the beginning and 129.3MB in the end (delta: -7.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 75.79ms. Allocated memory is still 163.6MB. Free memory was 129.3MB in the beginning and 127.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 29.80ms. Allocated memory is still 163.6MB. Free memory was 127.2MB in the beginning and 126.0MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 660.49ms. Allocated memory is still 163.6MB. Free memory was 126.0MB in the beginning and 108.4MB in the end (delta: 17.7MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * TraceAbstraction took 39060.27ms. Allocated memory was 163.6MB in the beginning and 497.0MB in the end (delta: 333.4MB). Free memory was 107.8MB in the beginning and 364.4MB in the end (delta: -256.7MB). Peak memory consumption was 274.0MB. Max. memory is 16.1GB. * Witness Printer took 73.21ms. Allocated memory is still 497.0MB. Free memory was 364.4MB in the beginning and 359.2MB in the end (delta: 5.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 98]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 98]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 99]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 99]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 101]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 101]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 102]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 102]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 104]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 104]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 105]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 105]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 107]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 107]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 108]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 108]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 110]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 110]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 111]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 111]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 124 locations, 20 error locations. Started 1 CEGAR loops. OverallTime: 38.9s, OverallIterations: 19, TraceHistogramMax: 51, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.1s, AutomataDifference: 10.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 1.5s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 2411 SdHoareTripleChecker+Valid, 7.6s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 2385 mSDsluCounter, 7346 SdHoareTripleChecker+Invalid, 6.4s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 5369 mSDsCounter, 957 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 9971 IncrementalHoareTripleChecker+Invalid, 10928 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 957 mSolverCounterUnsat, 1977 mSDtfsCounter, 9971 mSolverCounterSat, 0.2s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 11278 GetRequests, 11004 SyntacticMatches, 14 SemanticMatches, 260 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 986 ImplicationChecksByTransitivity, 3.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=124occurred in iteration=0, InterpolantAutomatonStates: 180, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.4s AutomataMinimizationTime, 19 MinimizatonAttempts, 185 StatesRemovedByMinimization, 7 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 54 LocationsWithAnnotation, 156 PreInvPairs, 207 NumberOfFragments, 1886 HoareAnnotationTreeSize, 156 FomulaSimplifications, 711 FormulaSimplificationTreeSizeReduction, 0.2s HoareSimplificationTime, 54 FomulaSimplificationsInter, 3004 FormulaSimplificationTreeSizeReductionInter, 1.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.5s SsaConstructionTime, 2.0s SatisfiabilityAnalysisTime, 18.5s InterpolantComputationTime, 9713 NumberOfCodeBlocks, 9713 NumberOfCodeBlocksAsserted, 36 NumberOfCheckSat, 14265 ConstructedInterpolants, 0 QuantifiedInterpolants, 31645 SizeOfPredicates, 53 NumberOfNonLiveVariables, 9121 ConjunctsInSsa, 153 ConjunctsInUnsatCore, 53 InterpolantComputations, 2 PerfectInterpolantSequences, 242450/249920 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 20 specifications checked. All of them hold - InvariantResult [Line: 23]: Loop Invariant Derived loop invariant: 0 RESULT: Ultimate proved your program to be correct! [2022-11-25 18:17:55,457 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_caa6f2a1-b397-49fa-9b74-7db68d537427/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE