./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/recursive-simple/sum_10x0-2.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 6b4ec56b Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36b0ca4e-dd65-4127-9910-abfb1b8e6614/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36b0ca4e-dd65-4127-9910-abfb1b8e6614/bin/ukojak-pZX7IvK2PQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36b0ca4e-dd65-4127-9910-abfb1b8e6614/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36b0ca4e-dd65-4127-9910-abfb1b8e6614/bin/ukojak-pZX7IvK2PQ/config/KojakReach.xml -i ../../sv-benchmarks/c/recursive-simple/sum_10x0-2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36b0ca4e-dd65-4127-9910-abfb1b8e6614/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36b0ca4e-dd65-4127-9910-abfb1b8e6614/bin/ukojak-pZX7IvK2PQ --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 Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 2b1e7360b510ceea1b4f190c67c2656c6deb0030b7718750b71696817135287b --- 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-6b4ec56 [2022-11-20 16:52:59,372 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 16:52:59,375 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 16:52:59,414 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 16:52:59,415 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 16:52:59,419 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 16:52:59,421 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 16:52:59,424 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 16:52:59,428 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 16:52:59,430 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 16:52:59,432 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 16:52:59,435 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 16:52:59,436 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 16:52:59,439 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 16:52:59,441 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 16:52:59,443 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 16:52:59,445 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 16:52:59,450 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 16:52:59,451 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 16:52:59,453 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 16:52:59,457 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 16:52:59,458 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 16:52:59,460 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 16:52:59,462 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 16:52:59,468 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 16:52:59,472 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 16:52:59,473 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 16:52:59,474 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 16:52:59,475 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 16:52:59,476 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 16:52:59,478 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 16:52:59,478 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 16:52:59,480 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 16:52:59,482 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 16:52:59,483 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 16:52:59,483 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 16:52:59,484 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 16:52:59,484 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 16:52:59,485 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 16:52:59,487 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 16:52:59,488 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 16:52:59,489 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36b0ca4e-dd65-4127-9910-abfb1b8e6614/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-32bit-Kojak_Default.epf [2022-11-20 16:52:59,521 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 16:52:59,522 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 16:52:59,523 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 16:52:59,523 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-20 16:52:59,525 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 16:52:59,525 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 16:52:59,525 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 16:52:59,525 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-20 16:52:59,532 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 16:52:59,533 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 16:52:59,534 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-20 16:52:59,535 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 16:52:59,535 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 16:52:59,535 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 16:52:59,535 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 16:52:59,536 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-20 16:52:59,536 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-20 16:52:59,536 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 16:52:59,536 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 16:52:59,537 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 16:52:59,537 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 16:52:59,537 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 16:52:59,537 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 16:52:59,538 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 16:52:59,538 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 16:52:59,538 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 16:52:59,538 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 16:52:59,539 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-20 16:52:59,539 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-20 16:52:59,540 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 16:52:59,540 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_36b0ca4e-dd65-4127-9910-abfb1b8e6614/bin/ukojak-pZX7IvK2PQ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36b0ca4e-dd65-4127-9910-abfb1b8e6614/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2b1e7360b510ceea1b4f190c67c2656c6deb0030b7718750b71696817135287b [2022-11-20 16:52:59,808 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 16:52:59,835 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 16:52:59,837 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 16:52:59,838 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 16:52:59,839 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 16:52:59,840 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36b0ca4e-dd65-4127-9910-abfb1b8e6614/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/recursive-simple/sum_10x0-2.c [2022-11-20 16:53:02,941 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 16:53:03,127 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 16:53:03,128 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36b0ca4e-dd65-4127-9910-abfb1b8e6614/sv-benchmarks/c/recursive-simple/sum_10x0-2.c [2022-11-20 16:53:03,134 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36b0ca4e-dd65-4127-9910-abfb1b8e6614/bin/ukojak-pZX7IvK2PQ/data/c9847e387/657add93e7684841a60655f8144162db/FLAGb6d1a8032 [2022-11-20 16:53:03,153 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36b0ca4e-dd65-4127-9910-abfb1b8e6614/bin/ukojak-pZX7IvK2PQ/data/c9847e387/657add93e7684841a60655f8144162db [2022-11-20 16:53:03,158 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 16:53:03,161 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 16:53:03,165 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 16:53:03,166 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 16:53:03,169 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 16:53:03,170 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 04:53:03" (1/1) ... [2022-11-20 16:53:03,171 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3001bd05 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:53:03, skipping insertion in model container [2022-11-20 16:53:03,171 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 04:53:03" (1/1) ... [2022-11-20 16:53:03,179 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 16:53:03,197 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 16:53:03,351 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_36b0ca4e-dd65-4127-9910-abfb1b8e6614/sv-benchmarks/c/recursive-simple/sum_10x0-2.c[481,494] [2022-11-20 16:53:03,352 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 16:53:03,362 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 16:53:03,377 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_36b0ca4e-dd65-4127-9910-abfb1b8e6614/sv-benchmarks/c/recursive-simple/sum_10x0-2.c[481,494] [2022-11-20 16:53:03,378 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 16:53:03,390 INFO L208 MainTranslator]: Completed translation [2022-11-20 16:53:03,391 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:53:03 WrapperNode [2022-11-20 16:53:03,391 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 16:53:03,392 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 16:53:03,392 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 16:53:03,392 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 16:53:03,398 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:53:03" (1/1) ... [2022-11-20 16:53:03,404 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:53:03" (1/1) ... [2022-11-20 16:53:03,424 INFO L138 Inliner]: procedures = 12, calls = 9, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 22 [2022-11-20 16:53:03,424 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 16:53:03,425 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 16:53:03,425 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 16:53:03,425 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 16:53:03,434 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:53:03" (1/1) ... [2022-11-20 16:53:03,435 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:53:03" (1/1) ... [2022-11-20 16:53:03,436 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:53:03" (1/1) ... [2022-11-20 16:53:03,436 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:53:03" (1/1) ... [2022-11-20 16:53:03,439 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:53:03" (1/1) ... [2022-11-20 16:53:03,440 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:53:03" (1/1) ... [2022-11-20 16:53:03,441 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:53:03" (1/1) ... [2022-11-20 16:53:03,442 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:53:03" (1/1) ... [2022-11-20 16:53:03,443 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 16:53:03,444 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 16:53:03,445 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 16:53:03,445 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 16:53:03,458 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:53:03" (1/1) ... [2022-11-20 16:53:03,465 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 16:53:03,482 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36b0ca4e-dd65-4127-9910-abfb1b8e6614/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 16:53:03,499 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36b0ca4e-dd65-4127-9910-abfb1b8e6614/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 16:53:03,509 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36b0ca4e-dd65-4127-9910-abfb1b8e6614/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 16:53:03,548 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 16:53:03,550 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 16:53:03,550 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 16:53:03,551 INFO L130 BoogieDeclarations]: Found specification of procedure sum [2022-11-20 16:53:03,551 INFO L138 BoogieDeclarations]: Found implementation of procedure sum [2022-11-20 16:53:03,551 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-20 16:53:03,625 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 16:53:03,628 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 16:53:03,762 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 16:53:03,783 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 16:53:03,784 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-20 16:53:03,786 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 04:53:03 BoogieIcfgContainer [2022-11-20 16:53:03,786 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 16:53:03,787 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-20 16:53:03,787 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-20 16:53:03,800 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-20 16:53:03,801 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 04:53:03" (1/1) ... [2022-11-20 16:53:03,816 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 16:53:03,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:53:03,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 26 states and 27 transitions. [2022-11-20 16:53:03,900 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 27 transitions. [2022-11-20 16:53:03,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-11-20 16:53:03,902 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:53:03,903 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:53:04,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:53:04,196 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:53:04,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:53:04,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 29 states and 32 transitions. [2022-11-20 16:53:04,326 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 32 transitions. [2022-11-20 16:53:04,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-11-20 16:53:04,327 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:53:04,327 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:53:04,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:53:04,465 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:53:04,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:53:04,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 32 states and 37 transitions. [2022-11-20 16:53:04,894 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 37 transitions. [2022-11-20 16:53:04,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-11-20 16:53:04,894 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:53:04,894 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:53:04,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:53:05,049 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:53:05,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:53:05,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 34 states and 40 transitions. [2022-11-20 16:53:05,528 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 40 transitions. [2022-11-20 16:53:05,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-11-20 16:53:05,529 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:53:05,529 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:53:05,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:53:05,610 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:53:05,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:53:05,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 33 states and 39 transitions. [2022-11-20 16:53:05,735 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 39 transitions. [2022-11-20 16:53:05,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-11-20 16:53:05,735 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:53:05,736 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:53:05,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:53:05,803 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:53:06,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:53:06,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 36 states and 43 transitions. [2022-11-20 16:53:06,091 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 43 transitions. [2022-11-20 16:53:06,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-11-20 16:53:06,091 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:53:06,091 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:53:06,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:53:06,142 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:53:06,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:53:06,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 37 states and 44 transitions. [2022-11-20 16:53:06,154 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 44 transitions. [2022-11-20 16:53:06,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-11-20 16:53:06,157 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:53:06,157 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:53:06,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:53:06,252 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:53:06,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:53:06,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 41 states and 50 transitions. [2022-11-20 16:53:06,318 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 50 transitions. [2022-11-20 16:53:06,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-11-20 16:53:06,319 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:53:06,319 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:53:06,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:53:06,462 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:53:06,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:53:06,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 45 states and 60 transitions. [2022-11-20 16:53:06,854 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 60 transitions. [2022-11-20 16:53:06,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-11-20 16:53:06,854 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:53:06,854 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:53:06,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:53:06,972 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:53:07,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:53:07,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 47 states and 62 transitions. [2022-11-20 16:53:07,261 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 62 transitions. [2022-11-20 16:53:07,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-11-20 16:53:07,262 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:53:07,262 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:53:07,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:53:07,395 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:53:07,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:53:07,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 54 states and 71 transitions. [2022-11-20 16:53:07,982 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 71 transitions. [2022-11-20 16:53:07,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-11-20 16:53:07,982 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:53:07,982 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:53:07,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:53:08,020 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:53:08,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:53:08,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 57 states and 75 transitions. [2022-11-20 16:53:08,386 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 75 transitions. [2022-11-20 16:53:08,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-11-20 16:53:08,386 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:53:08,387 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:53:08,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:53:08,552 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:53:09,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:53:09,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 63 states and 85 transitions. [2022-11-20 16:53:09,654 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 85 transitions. [2022-11-20 16:53:09,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-11-20 16:53:09,658 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:53:09,662 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:53:09,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:53:09,879 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:53:10,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:53:10,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 67 states and 90 transitions. [2022-11-20 16:53:10,460 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 90 transitions. [2022-11-20 16:53:10,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-11-20 16:53:10,460 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:53:10,461 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:53:10,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:53:10,657 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:53:11,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:53:11,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 72 states and 102 transitions. [2022-11-20 16:53:11,389 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 102 transitions. [2022-11-20 16:53:11,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-11-20 16:53:11,390 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:53:11,390 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:53:11,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:53:11,575 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:53:12,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:53:12,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 75 states and 108 transitions. [2022-11-20 16:53:12,096 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 108 transitions. [2022-11-20 16:53:12,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-11-20 16:53:12,096 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:53:12,097 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:53:12,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:53:12,275 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:53:13,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:53:13,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 82 states and 121 transitions. [2022-11-20 16:53:13,195 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 121 transitions. [2022-11-20 16:53:13,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-11-20 16:53:13,196 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:53:13,196 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:53:13,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:53:13,244 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:53:13,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:53:13,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 84 states and 123 transitions. [2022-11-20 16:53:13,690 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 123 transitions. [2022-11-20 16:53:13,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-11-20 16:53:13,690 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:53:13,691 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:53:13,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:53:13,729 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:53:14,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:53:14,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 86 states and 125 transitions. [2022-11-20 16:53:14,171 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 125 transitions. [2022-11-20 16:53:14,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-11-20 16:53:14,172 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:53:14,172 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:53:14,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:53:14,212 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:53:14,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:53:14,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 89 states and 130 transitions. [2022-11-20 16:53:14,697 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 130 transitions. [2022-11-20 16:53:14,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-11-20 16:53:14,698 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:53:14,698 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:53:14,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:53:14,790 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 6 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:53:14,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:53:14,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 90 states and 131 transitions. [2022-11-20 16:53:14,815 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 131 transitions. [2022-11-20 16:53:14,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-20 16:53:14,820 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:53:14,821 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:53:14,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:53:15,126 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:53:15,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:53:15,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 93 states and 134 transitions. [2022-11-20 16:53:15,438 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 134 transitions. [2022-11-20 16:53:15,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-20 16:53:15,439 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:53:15,439 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:53:15,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:53:15,734 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:53:16,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:53:16,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 98 states and 147 transitions. [2022-11-20 16:53:16,807 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 147 transitions. [2022-11-20 16:53:16,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-20 16:53:16,807 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:53:16,807 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:53:16,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:53:17,111 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:53:17,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:53:17,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 102 states and 152 transitions. [2022-11-20 16:53:17,825 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 152 transitions. [2022-11-20 16:53:17,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-11-20 16:53:17,826 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:53:17,826 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:53:17,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:53:18,047 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:53:18,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:53:18,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 109 states and 160 transitions. [2022-11-20 16:53:18,991 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 160 transitions. [2022-11-20 16:53:18,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-11-20 16:53:18,991 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:53:18,992 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:53:18,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:53:19,049 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:53:19,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:53:19,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 112 states and 165 transitions. [2022-11-20 16:53:19,660 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 165 transitions. [2022-11-20 16:53:19,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-11-20 16:53:19,662 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:53:19,664 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:53:19,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:53:20,152 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:53:20,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:53:20,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 115 states and 168 transitions. [2022-11-20 16:53:20,540 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 168 transitions. [2022-11-20 16:53:20,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-11-20 16:53:20,540 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:53:20,541 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:53:20,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:53:20,888 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 0 proven. 50 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:53:22,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:53:22,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 120 states and 182 transitions. [2022-11-20 16:53:22,122 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 182 transitions. [2022-11-20 16:53:22,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-11-20 16:53:22,122 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:53:22,123 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:53:22,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:53:22,620 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:53:23,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:53:23,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 124 states and 187 transitions. [2022-11-20 16:53:23,483 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 187 transitions. [2022-11-20 16:53:23,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-11-20 16:53:23,483 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:53:23,483 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:53:23,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:53:23,736 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 0 proven. 50 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:53:24,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:53:24,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 198 states to 131 states and 195 transitions. [2022-11-20 16:53:24,862 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 195 transitions. [2022-11-20 16:53:24,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-11-20 16:53:24,862 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:53:24,862 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:53:24,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:53:24,944 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 0 proven. 62 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:53:25,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:53:25,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 134 states and 200 transitions. [2022-11-20 16:53:25,570 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 200 transitions. [2022-11-20 16:53:25,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-11-20 16:53:25,571 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:53:25,571 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:53:25,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:53:26,239 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 85 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:53:26,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:53:26,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 137 states and 203 transitions. [2022-11-20 16:53:26,686 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 203 transitions. [2022-11-20 16:53:26,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-11-20 16:53:26,687 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:53:26,687 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:53:26,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:53:27,170 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 0 proven. 80 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:53:28,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:53:28,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 142 states and 218 transitions. [2022-11-20 16:53:28,640 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 218 transitions. [2022-11-20 16:53:28,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-11-20 16:53:28,640 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:53:28,641 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:53:28,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:53:29,326 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 85 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:53:30,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:53:30,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 146 states and 223 transitions. [2022-11-20 16:53:30,301 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 223 transitions. [2022-11-20 16:53:30,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2022-11-20 16:53:30,301 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:53:30,301 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:53:30,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:53:30,612 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 0 proven. 80 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:53:31,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:53:31,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 234 states to 153 states and 231 transitions. [2022-11-20 16:53:31,906 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 231 transitions. [2022-11-20 16:53:31,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-11-20 16:53:31,906 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:53:31,907 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:53:31,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:53:32,007 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 0 proven. 95 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:53:32,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:53:32,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 156 states and 236 transitions. [2022-11-20 16:53:32,758 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 236 transitions. [2022-11-20 16:53:32,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-11-20 16:53:32,760 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:53:32,760 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:53:32,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:53:33,202 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 0 proven. 117 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:53:34,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:53:34,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 256 states to 161 states and 253 transitions. [2022-11-20 16:53:34,850 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 253 transitions. [2022-11-20 16:53:34,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-11-20 16:53:34,851 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:53:34,851 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:53:34,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:53:35,749 INFO L134 CoverageAnalysis]: Checked inductivity of 123 backedges. 123 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:53:37,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:53:37,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 168 states and 263 transitions. [2022-11-20 16:53:37,406 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 263 transitions. [2022-11-20 16:53:37,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-11-20 16:53:37,407 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:53:37,407 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:53:37,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:53:37,518 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 0 proven. 117 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:53:37,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:53:37,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 169 states and 263 transitions. [2022-11-20 16:53:37,745 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 263 transitions. [2022-11-20 16:53:37,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2022-11-20 16:53:37,745 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:53:37,746 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:53:37,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:53:38,080 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 0 proven. 117 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:53:39,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:53:39,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 274 states to 176 states and 271 transitions. [2022-11-20 16:53:39,501 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 271 transitions. [2022-11-20 16:53:39,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2022-11-20 16:53:39,502 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:53:39,502 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:53:39,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:53:39,587 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 0 proven. 135 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:53:40,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:53:40,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 280 states to 179 states and 277 transitions. [2022-11-20 16:53:40,536 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 277 transitions. [2022-11-20 16:53:40,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2022-11-20 16:53:40,536 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:53:40,537 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:53:40,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:53:41,019 INFO L134 CoverageAnalysis]: Checked inductivity of 161 backedges. 0 proven. 161 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:53:42,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:53:42,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 297 states to 184 states and 294 transitions. [2022-11-20 16:53:42,874 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 294 transitions. [2022-11-20 16:53:42,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2022-11-20 16:53:42,875 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:53:42,875 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:53:42,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:53:43,992 INFO L134 CoverageAnalysis]: Checked inductivity of 168 backedges. 168 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:53:44,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:53:44,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 300 states to 187 states and 297 transitions. [2022-11-20 16:53:44,509 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 297 transitions. [2022-11-20 16:53:44,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2022-11-20 16:53:44,510 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:53:44,510 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:53:44,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:53:45,690 INFO L134 CoverageAnalysis]: Checked inductivity of 168 backedges. 168 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:53:47,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:53:47,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 307 states to 191 states and 304 transitions. [2022-11-20 16:53:47,288 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 304 transitions. [2022-11-20 16:53:47,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2022-11-20 16:53:47,289 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:53:47,289 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:53:47,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:53:47,447 INFO L134 CoverageAnalysis]: Checked inductivity of 161 backedges. 0 proven. 161 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:53:47,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:53:47,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 309 states to 193 states and 306 transitions. [2022-11-20 16:53:47,702 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 306 transitions. [2022-11-20 16:53:47,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-11-20 16:53:47,702 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:53:47,702 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:53:47,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:53:48,090 INFO L134 CoverageAnalysis]: Checked inductivity of 161 backedges. 0 proven. 161 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:53:49,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:53:49,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 317 states to 200 states and 314 transitions. [2022-11-20 16:53:49,745 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 314 transitions. [2022-11-20 16:53:49,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2022-11-20 16:53:49,746 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:53:49,746 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:53:49,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:53:49,840 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 0 proven. 182 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:53:50,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:53:50,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 324 states to 203 states and 321 transitions. [2022-11-20 16:53:50,746 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 321 transitions. [2022-11-20 16:53:50,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2022-11-20 16:53:50,752 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:53:50,753 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:53:50,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:53:52,282 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 220 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:53:52,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:53:52,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 327 states to 206 states and 324 transitions. [2022-11-20 16:53:52,905 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 324 transitions. [2022-11-20 16:53:52,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2022-11-20 16:53:52,906 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:53:52,906 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:53:52,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:53:53,466 INFO L134 CoverageAnalysis]: Checked inductivity of 212 backedges. 0 proven. 212 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:53:55,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:53:55,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 345 states to 211 states and 342 transitions. [2022-11-20 16:53:55,105 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 342 transitions. [2022-11-20 16:53:55,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2022-11-20 16:53:55,106 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:53:55,107 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:53:55,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:53:56,566 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 220 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:53:57,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:53:57,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 350 states to 215 states and 347 transitions. [2022-11-20 16:53:57,996 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 347 transitions. [2022-11-20 16:53:57,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2022-11-20 16:53:57,996 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:53:57,996 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:53:58,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:53:58,474 INFO L134 CoverageAnalysis]: Checked inductivity of 212 backedges. 0 proven. 212 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:54:00,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:54:00,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 358 states to 222 states and 355 transitions. [2022-11-20 16:54:00,345 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 355 transitions. [2022-11-20 16:54:00,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2022-11-20 16:54:00,345 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:54:00,346 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:54:00,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:54:00,452 INFO L134 CoverageAnalysis]: Checked inductivity of 236 backedges. 0 proven. 236 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:54:01,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:54:01,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 365 states to 225 states and 362 transitions. [2022-11-20 16:54:01,546 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 362 transitions. [2022-11-20 16:54:01,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2022-11-20 16:54:01,547 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:54:01,547 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:54:01,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:54:03,337 INFO L134 CoverageAnalysis]: Checked inductivity of 279 backedges. 279 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:54:04,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:54:04,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 368 states to 228 states and 365 transitions. [2022-11-20 16:54:04,054 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 365 transitions. [2022-11-20 16:54:04,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2022-11-20 16:54:04,054 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:54:04,055 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:54:04,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:54:04,730 INFO L134 CoverageAnalysis]: Checked inductivity of 270 backedges. 0 proven. 270 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:54:06,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:54:06,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 387 states to 233 states and 384 transitions. [2022-11-20 16:54:06,500 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 384 transitions. [2022-11-20 16:54:06,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2022-11-20 16:54:06,501 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:54:06,501 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:54:06,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:54:08,347 INFO L134 CoverageAnalysis]: Checked inductivity of 279 backedges. 279 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:54:09,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:54:09,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 392 states to 237 states and 389 transitions. [2022-11-20 16:54:09,820 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 389 transitions. [2022-11-20 16:54:09,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2022-11-20 16:54:09,820 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:54:09,821 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:54:09,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:54:10,134 INFO L134 CoverageAnalysis]: Checked inductivity of 270 backedges. 0 proven. 270 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:54:11,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:54:11,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 399 states to 244 states and 396 transitions. [2022-11-20 16:54:11,990 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 396 transitions. [2022-11-20 16:54:11,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2022-11-20 16:54:11,991 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:54:11,991 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:54:12,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:54:12,117 INFO L134 CoverageAnalysis]: Checked inductivity of 297 backedges. 0 proven. 297 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:54:13,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:54:13,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 406 states to 247 states and 403 transitions. [2022-11-20 16:54:13,210 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 403 transitions. [2022-11-20 16:54:13,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2022-11-20 16:54:13,210 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:54:13,211 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:54:13,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:54:13,929 INFO L134 CoverageAnalysis]: Checked inductivity of 335 backedges. 0 proven. 335 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:54:16,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:54:16,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 428 states to 252 states and 425 transitions. [2022-11-20 16:54:16,361 INFO L276 IsEmpty]: Start isEmpty. Operand 252 states and 425 transitions. [2022-11-20 16:54:16,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2022-11-20 16:54:16,362 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:54:16,363 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:54:16,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:54:18,452 INFO L134 CoverageAnalysis]: Checked inductivity of 345 backedges. 345 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:54:18,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:54:18,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 431 states to 255 states and 428 transitions. [2022-11-20 16:54:18,928 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states and 428 transitions. [2022-11-20 16:54:18,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2022-11-20 16:54:18,929 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:54:18,929 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:54:18,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:54:20,909 INFO L134 CoverageAnalysis]: Checked inductivity of 345 backedges. 345 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:54:22,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:54:22,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 437 states to 259 states and 434 transitions. [2022-11-20 16:54:22,661 INFO L276 IsEmpty]: Start isEmpty. Operand 259 states and 434 transitions. [2022-11-20 16:54:22,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2022-11-20 16:54:22,661 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:54:22,662 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:54:22,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:54:22,802 INFO L134 CoverageAnalysis]: Checked inductivity of 335 backedges. 0 proven. 335 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:54:23,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:54:23,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 95 states and 113 transitions. [2022-11-20 16:54:23,143 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 113 transitions. [2022-11-20 16:54:23,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2022-11-20 16:54:23,144 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:54:23,144 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:54:23,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:54:25,259 INFO L134 CoverageAnalysis]: Checked inductivity of 335 backedges. 212 proven. 123 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:54:27,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:54:27,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 85 states and 94 transitions. [2022-11-20 16:54:27,266 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 94 transitions. [2022-11-20 16:54:27,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2022-11-20 16:54:27,270 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:54:27,270 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:54:27,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:54:27,327 INFO L134 CoverageAnalysis]: Checked inductivity of 490 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 490 trivial. 0 not checked. [2022-11-20 16:54:27,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:54:27,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 84 states and 93 transitions. [2022-11-20 16:54:27,357 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 93 transitions. [2022-11-20 16:54:27,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2022-11-20 16:54:27,358 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:54:27,358 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:54:27,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:54:27,658 INFO L134 CoverageAnalysis]: Checked inductivity of 490 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 490 trivial. 0 not checked. [2022-11-20 16:54:27,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:54:27,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 83 states and 92 transitions. [2022-11-20 16:54:27,955 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 92 transitions. [2022-11-20 16:54:27,955 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-11-20 16:54:27,955 WARN L419 CodeCheckObserver]: This Program is SAFE, Check terminated with 64 iterations. [2022-11-20 16:54:27,963 INFO L754 CodeCheckObserver]: All specifications hold 8 specifications checked. All of them hold [2022-11-20 16:54:28,561 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 20.11 04:54:28 ImpRootNode [2022-11-20 16:54:28,561 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-11-20 16:54:28,562 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-20 16:54:28,562 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-20 16:54:28,562 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-20 16:54:28,563 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 04:53:03" (3/4) ... [2022-11-20 16:54:28,566 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-11-20 16:54:28,572 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure sum [2022-11-20 16:54:28,576 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 14 nodes and edges [2022-11-20 16:54:28,576 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2022-11-20 16:54:28,577 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2022-11-20 16:54:28,577 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-20 16:54:28,612 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36b0ca4e-dd65-4127-9910-abfb1b8e6614/bin/ukojak-pZX7IvK2PQ/witness.graphml [2022-11-20 16:54:28,612 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-20 16:54:28,613 INFO L158 Benchmark]: Toolchain (without parser) took 85451.86ms. Allocated memory was 153.1MB in the beginning and 685.8MB in the end (delta: 532.7MB). Free memory was 108.3MB in the beginning and 288.1MB in the end (delta: -179.8MB). Peak memory consumption was 354.4MB. Max. memory is 16.1GB. [2022-11-20 16:54:28,613 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 153.1MB. Free memory is still 123.2MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 16:54:28,614 INFO L158 Benchmark]: CACSL2BoogieTranslator took 226.01ms. Allocated memory is still 153.1MB. Free memory was 108.3MB in the beginning and 98.8MB in the end (delta: 9.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-11-20 16:54:28,614 INFO L158 Benchmark]: Boogie Procedure Inliner took 32.44ms. Allocated memory is still 153.1MB. Free memory was 98.8MB in the beginning and 97.1MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 16:54:28,614 INFO L158 Benchmark]: Boogie Preprocessor took 18.67ms. Allocated memory is still 153.1MB. Free memory was 97.1MB in the beginning and 96.3MB in the end (delta: 884.2kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 16:54:28,615 INFO L158 Benchmark]: RCFGBuilder took 342.04ms. Allocated memory is still 153.1MB. Free memory was 96.3MB in the beginning and 84.7MB in the end (delta: 11.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-11-20 16:54:28,615 INFO L158 Benchmark]: CodeCheck took 84774.08ms. Allocated memory was 153.1MB in the beginning and 685.8MB in the end (delta: 532.7MB). Free memory was 84.7MB in the beginning and 290.2MB in the end (delta: -205.6MB). Peak memory consumption was 329.3MB. Max. memory is 16.1GB. [2022-11-20 16:54:28,616 INFO L158 Benchmark]: Witness Printer took 50.30ms. Allocated memory is still 685.8MB. Free memory was 290.2MB in the beginning and 288.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 16:54:28,618 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 2 procedures, 26 locations, 8 error locations. Started 1 CEGAR loops. OverallTime: 84.1s, OverallIterations: 64, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 16113 SdHoareTripleChecker+Valid, 66.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 15306 mSDsluCounter, 2766 SdHoareTripleChecker+Invalid, 54.9s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 8 mSDsCounter, 7733 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 49389 IncrementalHoareTripleChecker+Invalid, 57122 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 7733 mSolverCounterUnsat, 2758 mSDtfsCounter, 49389 mSolverCounterSat, 1.4s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 19957 GetRequests, 18975 SyntacticMatches, 338 SemanticMatches, 644 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 350467 ImplicationChecksByTransitivity, 74.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 28.3s InterpolantComputationTime, 2592 NumberOfCodeBlocks, 2592 NumberOfCodeBlocksAsserted, 63 NumberOfCheckSat, 2529 ConstructedInterpolants, 0 QuantifiedInterpolants, 7902 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 63 InterpolantComputations, 27 PerfectInterpolantSequences, 3715/7752 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: 17]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 17]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 7]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 7]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 9]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 9]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 9]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 9]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - AllSpecificationsHoldResult: All specifications hold 8 specifications checked. All of them hold * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20ms. Allocated memory is still 153.1MB. Free memory is still 123.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 226.01ms. Allocated memory is still 153.1MB. Free memory was 108.3MB in the beginning and 98.8MB in the end (delta: 9.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 32.44ms. Allocated memory is still 153.1MB. Free memory was 98.8MB in the beginning and 97.1MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 18.67ms. Allocated memory is still 153.1MB. Free memory was 97.1MB in the beginning and 96.3MB in the end (delta: 884.2kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 342.04ms. Allocated memory is still 153.1MB. Free memory was 96.3MB in the beginning and 84.7MB in the end (delta: 11.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * CodeCheck took 84774.08ms. Allocated memory was 153.1MB in the beginning and 685.8MB in the end (delta: 532.7MB). Free memory was 84.7MB in the beginning and 290.2MB in the end (delta: -205.6MB). Peak memory consumption was 329.3MB. Max. memory is 16.1GB. * Witness Printer took 50.30ms. Allocated memory is still 685.8MB. Free memory was 290.2MB in the beginning and 288.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2022-11-20 16:54:28,643 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36b0ca4e-dd65-4127-9910-abfb1b8e6614/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (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