./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/seq-mthreaded/pals_STARTPALS_ActiveStandby.4_1.ufo.BOUNDED-10.pals.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 8393723b 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_62e2a2a6-a11b-4d7c-9197-14d8f928f907/bin/utaipan-I9t0OCRTmS/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62e2a2a6-a11b-4d7c-9197-14d8f928f907/bin/utaipan-I9t0OCRTmS/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62e2a2a6-a11b-4d7c-9197-14d8f928f907/bin/utaipan-I9t0OCRTmS/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62e2a2a6-a11b-4d7c-9197-14d8f928f907/bin/utaipan-I9t0OCRTmS/config/TaipanReach.xml -i ../../sv-benchmarks/c/seq-mthreaded/pals_STARTPALS_ActiveStandby.4_1.ufo.BOUNDED-10.pals.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62e2a2a6-a11b-4d7c-9197-14d8f928f907/bin/utaipan-I9t0OCRTmS/config/svcomp-Overflow-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62e2a2a6-a11b-4d7c-9197-14d8f928f907/bin/utaipan-I9t0OCRTmS --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 Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash a30aa210ed4a7c8ee647a70aef136aef282e5eccb07388ecda6495e33bc30b6d --- 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-8393723 [2022-11-19 07:53:00,343 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-19 07:53:00,345 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-19 07:53:00,378 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-19 07:53:00,378 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-19 07:53:00,382 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-19 07:53:00,384 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-19 07:53:00,390 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-19 07:53:00,392 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-19 07:53:00,397 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-19 07:53:00,399 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-19 07:53:00,400 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-19 07:53:00,401 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-19 07:53:00,404 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-19 07:53:00,406 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-19 07:53:00,408 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-19 07:53:00,409 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-19 07:53:00,410 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-19 07:53:00,412 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-19 07:53:00,418 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-19 07:53:00,420 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-19 07:53:00,421 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-19 07:53:00,424 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-19 07:53:00,425 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-19 07:53:00,433 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-19 07:53:00,433 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-19 07:53:00,433 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-19 07:53:00,435 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-19 07:53:00,436 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-19 07:53:00,436 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-19 07:53:00,437 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-19 07:53:00,438 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-19 07:53:00,440 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-19 07:53:00,442 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-19 07:53:00,443 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-19 07:53:00,444 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-19 07:53:00,444 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-19 07:53:00,444 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-19 07:53:00,445 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-19 07:53:00,445 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-19 07:53:00,446 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-19 07:53:00,447 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62e2a2a6-a11b-4d7c-9197-14d8f928f907/bin/utaipan-I9t0OCRTmS/config/svcomp-Overflow-32bit-Taipan_Default.epf [2022-11-19 07:53:00,484 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-19 07:53:00,488 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-19 07:53:00,488 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-19 07:53:00,489 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-19 07:53:00,489 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-19 07:53:00,490 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-19 07:53:00,490 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-19 07:53:00,490 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-19 07:53:00,490 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-19 07:53:00,490 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-19 07:53:00,491 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-19 07:53:00,492 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-19 07:53:00,492 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-19 07:53:00,492 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-19 07:53:00,492 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-19 07:53:00,493 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-19 07:53:00,493 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-19 07:53:00,493 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-19 07:53:00,494 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-19 07:53:00,494 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-19 07:53:00,494 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-19 07:53:00,494 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-19 07:53:00,495 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-19 07:53:00,496 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-19 07:53:00,496 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-19 07:53:00,497 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-19 07:53:00,497 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-19 07:53:00,497 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-19 07:53:00,497 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-19 07:53:00,498 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-19 07:53:00,498 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-19 07:53:00,498 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-19 07:53:00,498 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-19 07:53:00,499 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-19 07:53:00,499 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-19 07:53:00,499 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-19 07:53:00,499 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-19 07:53:00,499 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-19 07:53:00,500 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-19 07:53:00,500 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-19 07:53:00,500 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-19 07:53:00,500 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-19 07:53:00,501 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-19 07:53:00,501 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_62e2a2a6-a11b-4d7c-9197-14d8f928f907/bin/utaipan-I9t0OCRTmS/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62e2a2a6-a11b-4d7c-9197-14d8f928f907/bin/utaipan-I9t0OCRTmS Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a30aa210ed4a7c8ee647a70aef136aef282e5eccb07388ecda6495e33bc30b6d [2022-11-19 07:53:00,762 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-19 07:53:00,799 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-19 07:53:00,802 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-19 07:53:00,803 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-19 07:53:00,804 INFO L275 PluginConnector]: CDTParser initialized [2022-11-19 07:53:00,805 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62e2a2a6-a11b-4d7c-9197-14d8f928f907/bin/utaipan-I9t0OCRTmS/../../sv-benchmarks/c/seq-mthreaded/pals_STARTPALS_ActiveStandby.4_1.ufo.BOUNDED-10.pals.c [2022-11-19 07:53:00,878 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62e2a2a6-a11b-4d7c-9197-14d8f928f907/bin/utaipan-I9t0OCRTmS/data/86da3b96e/299ec8800e83484198480224c34b9a1c/FLAG8ced4f93f [2022-11-19 07:53:01,335 INFO L306 CDTParser]: Found 1 translation units. [2022-11-19 07:53:01,336 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62e2a2a6-a11b-4d7c-9197-14d8f928f907/sv-benchmarks/c/seq-mthreaded/pals_STARTPALS_ActiveStandby.4_1.ufo.BOUNDED-10.pals.c [2022-11-19 07:53:01,354 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62e2a2a6-a11b-4d7c-9197-14d8f928f907/bin/utaipan-I9t0OCRTmS/data/86da3b96e/299ec8800e83484198480224c34b9a1c/FLAG8ced4f93f [2022-11-19 07:53:01,714 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62e2a2a6-a11b-4d7c-9197-14d8f928f907/bin/utaipan-I9t0OCRTmS/data/86da3b96e/299ec8800e83484198480224c34b9a1c [2022-11-19 07:53:01,716 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-19 07:53:01,718 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-19 07:53:01,720 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-19 07:53:01,720 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-19 07:53:01,724 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-19 07:53:01,730 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:53:01" (1/1) ... [2022-11-19 07:53:01,731 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@f6cdb15 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:53:01, skipping insertion in model container [2022-11-19 07:53:01,732 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:53:01" (1/1) ... [2022-11-19 07:53:01,739 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-19 07:53:01,775 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-19 07:53:02,043 WARN L234 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_62e2a2a6-a11b-4d7c-9197-14d8f928f907/sv-benchmarks/c/seq-mthreaded/pals_STARTPALS_ActiveStandby.4_1.ufo.BOUNDED-10.pals.c[14540,14553] [2022-11-19 07:53:02,043 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-19 07:53:02,052 INFO L203 MainTranslator]: Completed pre-run [2022-11-19 07:53:02,117 WARN L234 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_62e2a2a6-a11b-4d7c-9197-14d8f928f907/sv-benchmarks/c/seq-mthreaded/pals_STARTPALS_ActiveStandby.4_1.ufo.BOUNDED-10.pals.c[14540,14553] [2022-11-19 07:53:02,118 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-19 07:53:02,137 INFO L208 MainTranslator]: Completed translation [2022-11-19 07:53:02,137 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:53:02 WrapperNode [2022-11-19 07:53:02,137 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-19 07:53:02,138 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-19 07:53:02,138 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-19 07:53:02,139 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-19 07:53:02,146 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:53:02" (1/1) ... [2022-11-19 07:53:02,162 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:53:02" (1/1) ... [2022-11-19 07:53:02,207 INFO L138 Inliner]: procedures = 32, calls = 48, calls flagged for inlining = 12, calls inlined = 12, statements flattened = 479 [2022-11-19 07:53:02,222 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-19 07:53:02,223 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-19 07:53:02,223 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-19 07:53:02,223 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-19 07:53:02,232 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:53:02" (1/1) ... [2022-11-19 07:53:02,233 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:53:02" (1/1) ... [2022-11-19 07:53:02,237 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:53:02" (1/1) ... [2022-11-19 07:53:02,246 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:53:02" (1/1) ... [2022-11-19 07:53:02,256 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:53:02" (1/1) ... [2022-11-19 07:53:02,268 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:53:02" (1/1) ... [2022-11-19 07:53:02,284 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:53:02" (1/1) ... [2022-11-19 07:53:02,286 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:53:02" (1/1) ... [2022-11-19 07:53:02,290 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-19 07:53:02,291 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-19 07:53:02,296 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-19 07:53:02,297 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-19 07:53:02,298 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:53:02" (1/1) ... [2022-11-19 07:53:02,313 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-19 07:53:02,325 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62e2a2a6-a11b-4d7c-9197-14d8f928f907/bin/utaipan-I9t0OCRTmS/z3 [2022-11-19 07:53:02,336 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62e2a2a6-a11b-4d7c-9197-14d8f928f907/bin/utaipan-I9t0OCRTmS/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-19 07:53:02,341 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62e2a2a6-a11b-4d7c-9197-14d8f928f907/bin/utaipan-I9t0OCRTmS/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-19 07:53:02,382 INFO L130 BoogieDeclarations]: Found specification of procedure read_manual_selection_history [2022-11-19 07:53:02,382 INFO L138 BoogieDeclarations]: Found implementation of procedure read_manual_selection_history [2022-11-19 07:53:02,383 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-19 07:53:02,383 INFO L130 BoogieDeclarations]: Found specification of procedure read_side2_failed_history [2022-11-19 07:53:02,383 INFO L138 BoogieDeclarations]: Found implementation of procedure read_side2_failed_history [2022-11-19 07:53:02,383 INFO L130 BoogieDeclarations]: Found specification of procedure assert [2022-11-19 07:53:02,383 INFO L138 BoogieDeclarations]: Found implementation of procedure assert [2022-11-19 07:53:02,383 INFO L130 BoogieDeclarations]: Found specification of procedure flip_the_side [2022-11-19 07:53:02,384 INFO L138 BoogieDeclarations]: Found implementation of procedure flip_the_side [2022-11-19 07:53:02,384 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-11-19 07:53:02,384 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-11-19 07:53:02,384 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-19 07:53:02,384 INFO L130 BoogieDeclarations]: Found specification of procedure read_side1_failed_history [2022-11-19 07:53:02,384 INFO L138 BoogieDeclarations]: Found implementation of procedure read_side1_failed_history [2022-11-19 07:53:02,384 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-19 07:53:02,385 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-19 07:53:02,385 INFO L130 BoogieDeclarations]: Found specification of procedure read_active_side_history [2022-11-19 07:53:02,385 INFO L138 BoogieDeclarations]: Found implementation of procedure read_active_side_history [2022-11-19 07:53:02,494 INFO L235 CfgBuilder]: Building ICFG [2022-11-19 07:53:02,496 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-19 07:53:03,230 INFO L276 CfgBuilder]: Performing block encoding [2022-11-19 07:53:03,479 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-19 07:53:03,479 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-19 07:53:03,482 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:53:03 BoogieIcfgContainer [2022-11-19 07:53:03,482 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-19 07:53:03,485 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-19 07:53:03,486 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-19 07:53:03,489 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-19 07:53:03,489 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 07:53:01" (1/3) ... [2022-11-19 07:53:03,490 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6f6c5073 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 07:53:03, skipping insertion in model container [2022-11-19 07:53:03,492 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:53:02" (2/3) ... [2022-11-19 07:53:03,492 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6f6c5073 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 07:53:03, skipping insertion in model container [2022-11-19 07:53:03,493 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:53:03" (3/3) ... [2022-11-19 07:53:03,494 INFO L112 eAbstractionObserver]: Analyzing ICFG pals_STARTPALS_ActiveStandby.4_1.ufo.BOUNDED-10.pals.c [2022-11-19 07:53:03,517 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-19 07:53:03,517 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2022-11-19 07:53:03,603 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-19 07:53:03,616 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=FINITE_AUTOMATA, 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;@5bf40696, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-19 07:53:03,617 INFO L358 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2022-11-19 07:53:03,624 INFO L276 IsEmpty]: Start isEmpty. Operand has 144 states, 103 states have (on average 1.5339805825242718) internal successors, (158), 105 states have internal predecessors, (158), 31 states have call successors, (31), 7 states have call predecessors, (31), 7 states have return successors, (31), 31 states have call predecessors, (31), 31 states have call successors, (31) [2022-11-19 07:53:03,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2022-11-19 07:53:03,643 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 07:53:03,644 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-19 07:53:03,645 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2022-11-19 07:53:03,652 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 07:53:03,653 INFO L85 PathProgramCache]: Analyzing trace with hash 1268445843, now seen corresponding path program 1 times [2022-11-19 07:53:03,662 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 07:53:03,663 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [807376525] [2022-11-19 07:53:03,663 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 07:53:03,663 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 07:53:03,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 07:53:04,270 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-19 07:53:04,271 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 07:53:04,271 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [807376525] [2022-11-19 07:53:04,272 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [807376525] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 07:53:04,272 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-19 07:53:04,272 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-19 07:53:04,274 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [440819512] [2022-11-19 07:53:04,274 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 07:53:04,279 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-19 07:53:04,279 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-19 07:53:04,307 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-19 07:53:04,308 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-19 07:53:04,310 INFO L87 Difference]: Start difference. First operand has 144 states, 103 states have (on average 1.5339805825242718) internal successors, (158), 105 states have internal predecessors, (158), 31 states have call successors, (31), 7 states have call predecessors, (31), 7 states have return successors, (31), 31 states have call predecessors, (31), 31 states have call successors, (31) Second operand has 4 states, 3 states have (on average 11.0) internal successors, (33), 4 states have internal predecessors, (33), 2 states have call successors, (8), 1 states have call predecessors, (8), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2022-11-19 07:53:04,529 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 07:53:04,529 INFO L93 Difference]: Finished difference Result 247 states and 389 transitions. [2022-11-19 07:53:04,532 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-19 07:53:04,534 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 11.0) internal successors, (33), 4 states have internal predecessors, (33), 2 states have call successors, (8), 1 states have call predecessors, (8), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) Word has length 53 [2022-11-19 07:53:04,534 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 07:53:04,557 INFO L225 Difference]: With dead ends: 247 [2022-11-19 07:53:04,557 INFO L226 Difference]: Without dead ends: 243 [2022-11-19 07:53:04,561 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-19 07:53:04,567 INFO L413 NwaCegarLoop]: 235 mSDtfsCounter, 99 mSDsluCounter, 441 mSDsCounter, 0 mSdLazyCounter, 35 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 118 SdHoareTripleChecker+Valid, 676 SdHoareTripleChecker+Invalid, 37 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 35 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-19 07:53:04,569 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [118 Valid, 676 Invalid, 37 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 35 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-11-19 07:53:04,589 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 243 states. [2022-11-19 07:53:04,661 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 243 to 243. [2022-11-19 07:53:04,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 243 states, 177 states have (on average 1.5310734463276836) internal successors, (271), 178 states have internal predecessors, (271), 57 states have call successors, (57), 7 states have call predecessors, (57), 7 states have return successors, (57), 57 states have call predecessors, (57), 57 states have call successors, (57) [2022-11-19 07:53:04,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 243 states and 385 transitions. [2022-11-19 07:53:04,677 INFO L78 Accepts]: Start accepts. Automaton has 243 states and 385 transitions. Word has length 53 [2022-11-19 07:53:04,680 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 07:53:04,680 INFO L495 AbstractCegarLoop]: Abstraction has 243 states and 385 transitions. [2022-11-19 07:53:04,681 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 11.0) internal successors, (33), 4 states have internal predecessors, (33), 2 states have call successors, (8), 1 states have call predecessors, (8), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2022-11-19 07:53:04,681 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 385 transitions. [2022-11-19 07:53:04,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2022-11-19 07:53:04,697 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 07:53:04,697 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1] [2022-11-19 07:53:04,697 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-19 07:53:04,697 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2022-11-19 07:53:04,698 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 07:53:04,698 INFO L85 PathProgramCache]: Analyzing trace with hash 72302346, now seen corresponding path program 1 times [2022-11-19 07:53:04,698 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 07:53:04,699 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [937238638] [2022-11-19 07:53:04,699 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 07:53:04,699 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 07:53:04,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 07:53:04,969 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2022-11-19 07:53:04,969 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 07:53:04,969 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [937238638] [2022-11-19 07:53:04,970 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [937238638] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 07:53:04,970 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-19 07:53:04,970 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-19 07:53:04,970 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1971873591] [2022-11-19 07:53:04,970 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 07:53:04,972 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-19 07:53:04,972 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-19 07:53:04,972 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-19 07:53:04,973 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-19 07:53:04,973 INFO L87 Difference]: Start difference. First operand 243 states and 385 transitions. Second operand has 4 states, 3 states have (on average 17.0) internal successors, (51), 4 states have internal predecessors, (51), 2 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2022-11-19 07:53:05,063 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 07:53:05,063 INFO L93 Difference]: Finished difference Result 243 states and 385 transitions. [2022-11-19 07:53:05,064 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-19 07:53:05,064 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 17.0) internal successors, (51), 4 states have internal predecessors, (51), 2 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) Word has length 102 [2022-11-19 07:53:05,065 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 07:53:05,067 INFO L225 Difference]: With dead ends: 243 [2022-11-19 07:53:05,067 INFO L226 Difference]: Without dead ends: 242 [2022-11-19 07:53:05,069 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-19 07:53:05,070 INFO L413 NwaCegarLoop]: 207 mSDtfsCounter, 101 mSDsluCounter, 276 mSDsCounter, 0 mSdLazyCounter, 25 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 121 SdHoareTripleChecker+Valid, 483 SdHoareTripleChecker+Invalid, 27 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 25 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-19 07:53:05,071 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [121 Valid, 483 Invalid, 27 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 25 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-11-19 07:53:05,072 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 242 states. [2022-11-19 07:53:05,092 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 242 to 242. [2022-11-19 07:53:05,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 242 states, 177 states have (on average 1.5254237288135593) internal successors, (270), 177 states have internal predecessors, (270), 57 states have call successors, (57), 7 states have call predecessors, (57), 7 states have return successors, (57), 57 states have call predecessors, (57), 57 states have call successors, (57) [2022-11-19 07:53:05,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 242 states and 384 transitions. [2022-11-19 07:53:05,102 INFO L78 Accepts]: Start accepts. Automaton has 242 states and 384 transitions. Word has length 102 [2022-11-19 07:53:05,104 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 07:53:05,105 INFO L495 AbstractCegarLoop]: Abstraction has 242 states and 384 transitions. [2022-11-19 07:53:05,106 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 17.0) internal successors, (51), 4 states have internal predecessors, (51), 2 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2022-11-19 07:53:05,106 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 384 transitions. [2022-11-19 07:53:05,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2022-11-19 07:53:05,132 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 07:53:05,132 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1] [2022-11-19 07:53:05,133 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-19 07:53:05,134 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2022-11-19 07:53:05,134 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 07:53:05,134 INFO L85 PathProgramCache]: Analyzing trace with hash -2053594060, now seen corresponding path program 1 times [2022-11-19 07:53:05,134 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 07:53:05,135 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [64133930] [2022-11-19 07:53:05,135 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 07:53:05,135 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 07:53:05,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 07:53:05,573 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 0 proven. 25 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2022-11-19 07:53:05,574 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 07:53:05,574 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [64133930] [2022-11-19 07:53:05,574 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [64133930] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-19 07:53:05,575 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1347216013] [2022-11-19 07:53:05,575 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 07:53:05,575 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-19 07:53:05,575 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62e2a2a6-a11b-4d7c-9197-14d8f928f907/bin/utaipan-I9t0OCRTmS/z3 [2022-11-19 07:53:05,579 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62e2a2a6-a11b-4d7c-9197-14d8f928f907/bin/utaipan-I9t0OCRTmS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-19 07:53:05,591 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62e2a2a6-a11b-4d7c-9197-14d8f928f907/bin/utaipan-I9t0OCRTmS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-11-19 07:53:05,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 07:53:05,820 INFO L263 TraceCheckSpWp]: Trace formula consists of 602 conjuncts, 5 conjunts are in the unsatisfiable core [2022-11-19 07:53:05,828 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-19 07:53:06,048 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2022-11-19 07:53:06,048 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-19 07:53:06,049 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1347216013] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 07:53:06,049 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-19 07:53:06,049 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [5] total 7 [2022-11-19 07:53:06,054 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [588950034] [2022-11-19 07:53:06,054 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 07:53:06,056 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-19 07:53:06,056 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-19 07:53:06,057 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-19 07:53:06,057 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2022-11-19 07:53:06,058 INFO L87 Difference]: Start difference. First operand 242 states and 384 transitions. Second operand has 6 states, 5 states have (on average 10.4) internal successors, (52), 6 states have internal predecessors, (52), 3 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 3 states have call predecessors, (15), 3 states have call successors, (15) [2022-11-19 07:53:06,278 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 07:53:06,278 INFO L93 Difference]: Finished difference Result 242 states and 384 transitions. [2022-11-19 07:53:06,278 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-19 07:53:06,279 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 10.4) internal successors, (52), 6 states have internal predecessors, (52), 3 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 3 states have call predecessors, (15), 3 states have call successors, (15) Word has length 103 [2022-11-19 07:53:06,280 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 07:53:06,281 INFO L225 Difference]: With dead ends: 242 [2022-11-19 07:53:06,281 INFO L226 Difference]: Without dead ends: 0 [2022-11-19 07:53:06,288 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 109 GetRequests, 101 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=28, Invalid=62, Unknown=0, NotChecked=0, Total=90 [2022-11-19 07:53:06,291 INFO L413 NwaCegarLoop]: 367 mSDtfsCounter, 196 mSDsluCounter, 936 mSDsCounter, 0 mSdLazyCounter, 82 mSolverCounterSat, 21 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 235 SdHoareTripleChecker+Valid, 1303 SdHoareTripleChecker+Invalid, 103 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 21 IncrementalHoareTripleChecker+Valid, 82 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-19 07:53:06,293 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [235 Valid, 1303 Invalid, 103 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [21 Valid, 82 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-11-19 07:53:06,295 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-11-19 07:53:06,296 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-11-19 07:53:06,296 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) [2022-11-19 07:53:06,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-11-19 07:53:06,296 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 103 [2022-11-19 07:53:06,296 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 07:53:06,297 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-19 07:53:06,297 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 10.4) internal successors, (52), 6 states have internal predecessors, (52), 3 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 3 states have call predecessors, (15), 3 states have call successors, (15) [2022-11-19 07:53:06,297 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-11-19 07:53:06,297 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-11-19 07:53:06,300 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 2 remaining) [2022-11-19 07:53:06,300 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 2 remaining) [2022-11-19 07:53:06,313 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62e2a2a6-a11b-4d7c-9197-14d8f928f907/bin/utaipan-I9t0OCRTmS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-11-19 07:53:06,506 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62e2a2a6-a11b-4d7c-9197-14d8f928f907/bin/utaipan-I9t0OCRTmS/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-19 07:53:06,509 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2022-11-19 07:53:06,862 INFO L902 garLoopResultBuilder]: At program point L187(line 187) the Hoare annotation is: true [2022-11-19 07:53:06,863 INFO L899 garLoopResultBuilder]: For program point L187-1(line 187) no Hoare annotation was computed. [2022-11-19 07:53:06,863 INFO L899 garLoopResultBuilder]: For program point L184(lines 184 189) no Hoare annotation was computed. [2022-11-19 07:53:06,863 INFO L899 garLoopResultBuilder]: For program point L181(lines 181 189) no Hoare annotation was computed. [2022-11-19 07:53:06,863 INFO L902 garLoopResultBuilder]: At program point read_manual_selection_historyENTRY(lines 173 191) the Hoare annotation is: true [2022-11-19 07:53:06,863 INFO L899 garLoopResultBuilder]: For program point L178(lines 178 189) no Hoare annotation was computed. [2022-11-19 07:53:06,863 INFO L899 garLoopResultBuilder]: For program point read_manual_selection_historyEXIT(lines 173 191) no Hoare annotation was computed. [2022-11-19 07:53:06,863 INFO L899 garLoopResultBuilder]: For program point read_manual_selection_historyFINAL(lines 173 191) no Hoare annotation was computed. [2022-11-19 07:53:06,864 INFO L902 garLoopResultBuilder]: At program point flip_the_sideENTRY(lines 236 248) the Hoare annotation is: true [2022-11-19 07:53:06,864 INFO L899 garLoopResultBuilder]: For program point flip_the_sideEXIT(lines 236 248) no Hoare annotation was computed. [2022-11-19 07:53:06,864 INFO L899 garLoopResultBuilder]: For program point read_side2_failed_historyEXIT(lines 113 131) no Hoare annotation was computed. [2022-11-19 07:53:06,864 INFO L902 garLoopResultBuilder]: At program point L127(line 127) the Hoare annotation is: true [2022-11-19 07:53:06,864 INFO L899 garLoopResultBuilder]: For program point L127-1(line 127) no Hoare annotation was computed. [2022-11-19 07:53:06,864 INFO L902 garLoopResultBuilder]: At program point read_side2_failed_historyENTRY(lines 113 131) the Hoare annotation is: true [2022-11-19 07:53:06,865 INFO L899 garLoopResultBuilder]: For program point L124(lines 124 129) no Hoare annotation was computed. [2022-11-19 07:53:06,865 INFO L899 garLoopResultBuilder]: For program point read_side2_failed_historyFINAL(lines 113 131) no Hoare annotation was computed. [2022-11-19 07:53:06,865 INFO L899 garLoopResultBuilder]: For program point L121(lines 121 129) no Hoare annotation was computed. [2022-11-19 07:53:06,865 INFO L899 garLoopResultBuilder]: For program point L118(lines 118 129) no Hoare annotation was computed. [2022-11-19 07:53:06,865 INFO L902 garLoopResultBuilder]: At program point assertENTRY(lines 604 615) the Hoare annotation is: true [2022-11-19 07:53:06,865 INFO L899 garLoopResultBuilder]: For program point assertEXIT(lines 604 615) no Hoare annotation was computed. [2022-11-19 07:53:06,866 INFO L902 garLoopResultBuilder]: At program point L97(line 97) the Hoare annotation is: true [2022-11-19 07:53:06,866 INFO L899 garLoopResultBuilder]: For program point L97-1(line 97) no Hoare annotation was computed. [2022-11-19 07:53:06,866 INFO L899 garLoopResultBuilder]: For program point L94(lines 94 99) no Hoare annotation was computed. [2022-11-19 07:53:06,866 INFO L899 garLoopResultBuilder]: For program point read_side1_failed_historyFINAL(lines 83 101) no Hoare annotation was computed. [2022-11-19 07:53:06,866 INFO L899 garLoopResultBuilder]: For program point L91(lines 91 99) no Hoare annotation was computed. [2022-11-19 07:53:06,866 INFO L899 garLoopResultBuilder]: For program point read_side1_failed_historyEXIT(lines 83 101) no Hoare annotation was computed. [2022-11-19 07:53:06,867 INFO L899 garLoopResultBuilder]: For program point L88(lines 88 99) no Hoare annotation was computed. [2022-11-19 07:53:06,867 INFO L902 garLoopResultBuilder]: At program point read_side1_failed_historyENTRY(lines 83 101) the Hoare annotation is: true [2022-11-19 07:53:06,867 INFO L899 garLoopResultBuilder]: For program point L481(lines 481 492) no Hoare annotation was computed. [2022-11-19 07:53:06,867 INFO L899 garLoopResultBuilder]: For program point L514-1(line 514) no Hoare annotation was computed. [2022-11-19 07:53:06,867 INFO L899 garLoopResultBuilder]: For program point L448(line 448) no Hoare annotation was computed. [2022-11-19 07:53:06,868 INFO L895 garLoopResultBuilder]: At program point L597(line 597) the Hoare annotation is: (or (= |ULTIMATE.start_main_~i2~0#1| 0) (and (<= |ULTIMATE.start_main_~i2~0#1| 9) (<= 1 |ULTIMATE.start_main_~i2~0#1|))) [2022-11-19 07:53:06,868 INFO L899 garLoopResultBuilder]: For program point L597-1(line 597) no Hoare annotation was computed. [2022-11-19 07:53:06,868 INFO L895 garLoopResultBuilder]: At program point L498(line 498) the Hoare annotation is: (or (= |ULTIMATE.start_main_~i2~0#1| 0) (and (<= |ULTIMATE.start_main_~i2~0#1| 9) (<= 1 |ULTIMATE.start_main_~i2~0#1|))) [2022-11-19 07:53:06,868 INFO L899 garLoopResultBuilder]: For program point L498-1(line 498) no Hoare annotation was computed. [2022-11-19 07:53:06,868 INFO L899 garLoopResultBuilder]: For program point L366-1(lines 347 370) no Hoare annotation was computed. [2022-11-19 07:53:06,868 INFO L895 garLoopResultBuilder]: At program point L300(lines 293 313) the Hoare annotation is: (or (= |ULTIMATE.start_main_~i2~0#1| 0) (and (<= |ULTIMATE.start_main_~i2~0#1| 9) (<= 1 |ULTIMATE.start_main_~i2~0#1|))) [2022-11-19 07:53:06,869 INFO L895 garLoopResultBuilder]: At program point L515(line 515) the Hoare annotation is: (or (= |ULTIMATE.start_main_~i2~0#1| 0) (and (<= |ULTIMATE.start_main_~i2~0#1| 9) (<= 1 |ULTIMATE.start_main_~i2~0#1|))) [2022-11-19 07:53:06,869 INFO L895 garLoopResultBuilder]: At program point L482(line 482) the Hoare annotation is: (or (= |ULTIMATE.start_main_~i2~0#1| 0) (and (<= |ULTIMATE.start_main_~i2~0#1| 9) (<= 1 |ULTIMATE.start_main_~i2~0#1|))) [2022-11-19 07:53:06,869 INFO L899 garLoopResultBuilder]: For program point L515-1(line 515) no Hoare annotation was computed. [2022-11-19 07:53:06,869 INFO L899 garLoopResultBuilder]: For program point L449(lines 449 477) no Hoare annotation was computed. [2022-11-19 07:53:06,869 INFO L899 garLoopResultBuilder]: For program point L482-1(line 482) no Hoare annotation was computed. [2022-11-19 07:53:06,870 INFO L895 garLoopResultBuilder]: At program point L449-1(lines 449 477) the Hoare annotation is: (or (= |ULTIMATE.start_main_~i2~0#1| 0) (and (<= |ULTIMATE.start_main_~i2~0#1| 9) (<= 1 |ULTIMATE.start_main_~i2~0#1|))) [2022-11-19 07:53:06,871 INFO L899 garLoopResultBuilder]: For program point L350(lines 350 370) no Hoare annotation was computed. [2022-11-19 07:53:06,871 INFO L902 garLoopResultBuilder]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2022-11-19 07:53:06,871 INFO L899 garLoopResultBuilder]: For program point L598(line 598) no Hoare annotation was computed. [2022-11-19 07:53:06,871 INFO L899 garLoopResultBuilder]: For program point L598-1(line 598) no Hoare annotation was computed. [2022-11-19 07:53:06,872 INFO L899 garLoopResultBuilder]: For program point L499(lines 499 501) no Hoare annotation was computed. [2022-11-19 07:53:06,872 INFO L895 garLoopResultBuilder]: At program point L367(line 367) the Hoare annotation is: (or (= |ULTIMATE.start_main_~i2~0#1| 0) (and (<= |ULTIMATE.start_main_~i2~0#1| 9) (<= 1 |ULTIMATE.start_main_~i2~0#1|))) [2022-11-19 07:53:06,872 INFO L899 garLoopResultBuilder]: For program point L334(lines 334 340) no Hoare annotation was computed. [2022-11-19 07:53:06,872 INFO L899 garLoopResultBuilder]: For program point L367-1(line 367) no Hoare annotation was computed. [2022-11-19 07:53:06,873 INFO L899 garLoopResultBuilder]: For program point L516(lines 516 526) no Hoare annotation was computed. [2022-11-19 07:53:06,873 INFO L899 garLoopResultBuilder]: For program point L483(lines 483 485) no Hoare annotation was computed. [2022-11-19 07:53:06,873 INFO L895 garLoopResultBuilder]: At program point L450(line 450) the Hoare annotation is: (or (= |ULTIMATE.start_main_~i2~0#1| 0) (and (<= |ULTIMATE.start_main_~i2~0#1| 9) (<= 1 |ULTIMATE.start_main_~i2~0#1|))) [2022-11-19 07:53:06,873 INFO L899 garLoopResultBuilder]: For program point L450-1(line 450) no Hoare annotation was computed. [2022-11-19 07:53:06,874 INFO L899 garLoopResultBuilder]: For program point L351(lines 351 355) no Hoare annotation was computed. [2022-11-19 07:53:06,874 INFO L895 garLoopResultBuilder]: At program point L318(lines 264 320) the Hoare annotation is: (or (= |ULTIMATE.start_main_~i2~0#1| 0) (and (<= |ULTIMATE.start_main_~i2~0#1| 9) (<= 1 |ULTIMATE.start_main_~i2~0#1|))) [2022-11-19 07:53:06,874 INFO L899 garLoopResultBuilder]: For program point L302(lines 302 306) no Hoare annotation was computed. [2022-11-19 07:53:06,874 INFO L895 garLoopResultBuilder]: At program point L517(line 517) the Hoare annotation is: (or (= |ULTIMATE.start_main_~i2~0#1| 0) (and (<= |ULTIMATE.start_main_~i2~0#1| 9) (<= 1 |ULTIMATE.start_main_~i2~0#1|))) [2022-11-19 07:53:06,874 INFO L899 garLoopResultBuilder]: For program point L517-1(line 517) no Hoare annotation was computed. [2022-11-19 07:53:06,875 INFO L899 garLoopResultBuilder]: For program point L451(lines 451 476) no Hoare annotation was computed. [2022-11-19 07:53:06,875 INFO L895 garLoopResultBuilder]: At program point L518(line 518) the Hoare annotation is: (or (= |ULTIMATE.start_main_~i2~0#1| 0) (and (<= |ULTIMATE.start_main_~i2~0#1| 9) (<= 1 |ULTIMATE.start_main_~i2~0#1|))) [2022-11-19 07:53:06,875 INFO L899 garLoopResultBuilder]: For program point L518-1(line 518) no Hoare annotation was computed. [2022-11-19 07:53:06,875 INFO L895 garLoopResultBuilder]: At program point L452(line 452) the Hoare annotation is: (or (= |ULTIMATE.start_main_~i2~0#1| 0) (and (<= |ULTIMATE.start_main_~i2~0#1| 9) (<= 1 |ULTIMATE.start_main_~i2~0#1|))) [2022-11-19 07:53:06,876 INFO L899 garLoopResultBuilder]: For program point L452-1(line 452) no Hoare annotation was computed. [2022-11-19 07:53:06,876 INFO L895 garLoopResultBuilder]: At program point L386(line 386) the Hoare annotation is: (or (= |ULTIMATE.start_main_~i2~0#1| 0) (and (<= |ULTIMATE.start_main_~i2~0#1| 9) (<= 1 |ULTIMATE.start_main_~i2~0#1|))) [2022-11-19 07:53:06,876 INFO L895 garLoopResultBuilder]: At program point L386-1(line 386) the Hoare annotation is: (or (= |ULTIMATE.start_main_~i2~0#1| 0) (and (<= |ULTIMATE.start_main_~i2~0#1| 9) (<= 1 |ULTIMATE.start_main_~i2~0#1|))) [2022-11-19 07:53:06,876 INFO L895 garLoopResultBuilder]: At program point L502(line 502) the Hoare annotation is: (or (= |ULTIMATE.start_main_~i2~0#1| 0) (and (<= |ULTIMATE.start_main_~i2~0#1| 9) (<= 1 |ULTIMATE.start_main_~i2~0#1|))) [2022-11-19 07:53:06,877 INFO L899 garLoopResultBuilder]: For program point L469(lines 469 471) no Hoare annotation was computed. [2022-11-19 07:53:06,877 INFO L899 garLoopResultBuilder]: For program point L502-1(line 502) no Hoare annotation was computed. [2022-11-19 07:53:06,877 INFO L899 garLoopResultBuilder]: For program point L519(lines 519 525) no Hoare annotation was computed. [2022-11-19 07:53:06,877 INFO L895 garLoopResultBuilder]: At program point L486(line 486) the Hoare annotation is: (or (= |ULTIMATE.start_main_~i2~0#1| 0) (and (<= |ULTIMATE.start_main_~i2~0#1| 9) (<= 1 |ULTIMATE.start_main_~i2~0#1|))) [2022-11-19 07:53:06,877 INFO L899 garLoopResultBuilder]: For program point L453(lines 453 475) no Hoare annotation was computed. [2022-11-19 07:53:06,878 INFO L899 garLoopResultBuilder]: For program point L486-1(line 486) no Hoare annotation was computed. [2022-11-19 07:53:06,878 INFO L899 garLoopResultBuilder]: For program point L503(lines 503 507) no Hoare annotation was computed. [2022-11-19 07:53:06,878 INFO L895 garLoopResultBuilder]: At program point L520(line 520) the Hoare annotation is: (or (= |ULTIMATE.start_main_~i2~0#1| 0) (and (<= |ULTIMATE.start_main_~i2~0#1| 9) (<= 1 |ULTIMATE.start_main_~i2~0#1|))) [2022-11-19 07:53:06,878 INFO L899 garLoopResultBuilder]: For program point L487(lines 487 491) no Hoare annotation was computed. [2022-11-19 07:53:06,878 INFO L899 garLoopResultBuilder]: For program point L520-1(line 520) no Hoare annotation was computed. [2022-11-19 07:53:06,879 INFO L895 garLoopResultBuilder]: At program point L454(line 454) the Hoare annotation is: (or (= |ULTIMATE.start_main_~i2~0#1| 0) (and (<= |ULTIMATE.start_main_~i2~0#1| 9) (<= 1 |ULTIMATE.start_main_~i2~0#1|))) [2022-11-19 07:53:06,879 INFO L899 garLoopResultBuilder]: For program point L454-1(line 454) no Hoare annotation was computed. [2022-11-19 07:53:06,879 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2022-11-19 07:53:06,879 INFO L899 garLoopResultBuilder]: For program point L504(lines 504 506) no Hoare annotation was computed. [2022-11-19 07:53:06,880 INFO L895 garLoopResultBuilder]: At program point L521(line 521) the Hoare annotation is: (or (= |ULTIMATE.start_main_~i2~0#1| 0) (and (<= |ULTIMATE.start_main_~i2~0#1| 9) (<= 1 |ULTIMATE.start_main_~i2~0#1|))) [2022-11-19 07:53:06,880 INFO L899 garLoopResultBuilder]: For program point L488(lines 488 490) no Hoare annotation was computed. [2022-11-19 07:53:06,880 INFO L899 garLoopResultBuilder]: For program point L521-1(line 521) no Hoare annotation was computed. [2022-11-19 07:53:06,880 INFO L899 garLoopResultBuilder]: For program point L455(lines 455 474) no Hoare annotation was computed. [2022-11-19 07:53:06,880 INFO L899 garLoopResultBuilder]: For program point L290(lines 290 313) no Hoare annotation was computed. [2022-11-19 07:53:06,880 INFO L899 garLoopResultBuilder]: For program point L522(lines 522 524) no Hoare annotation was computed. [2022-11-19 07:53:06,881 INFO L895 garLoopResultBuilder]: At program point L456(line 456) the Hoare annotation is: (or (= |ULTIMATE.start_main_~i2~0#1| 0) (and (<= |ULTIMATE.start_main_~i2~0#1| 9) (<= 1 |ULTIMATE.start_main_~i2~0#1|))) [2022-11-19 07:53:06,881 INFO L899 garLoopResultBuilder]: For program point L456-1(line 456) no Hoare annotation was computed. [2022-11-19 07:53:06,881 INFO L895 garLoopResultBuilder]: At program point L357(lines 350 370) the Hoare annotation is: (or (= |ULTIMATE.start_main_~i2~0#1| 0) (and (<= |ULTIMATE.start_main_~i2~0#1| 9) (<= 1 |ULTIMATE.start_main_~i2~0#1|))) [2022-11-19 07:53:06,881 INFO L895 garLoopResultBuilder]: At program point L308(lines 301 313) the Hoare annotation is: (or (= |ULTIMATE.start_main_~i2~0#1| 0) (and (<= |ULTIMATE.start_main_~i2~0#1| 9) (<= 1 |ULTIMATE.start_main_~i2~0#1|))) [2022-11-19 07:53:06,882 INFO L895 garLoopResultBuilder]: At program point L556(line 556) the Hoare annotation is: (and (<= 0 |ULTIMATE.start_main_~i2~0#1|) (<= |ULTIMATE.start_main_~i2~0#1| 9)) [2022-11-19 07:53:06,882 INFO L899 garLoopResultBuilder]: For program point L556-1(line 556) no Hoare annotation was computed. [2022-11-19 07:53:06,882 INFO L899 garLoopResultBuilder]: For program point L457(lines 457 473) no Hoare annotation was computed. [2022-11-19 07:53:06,882 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW(line 598) no Hoare annotation was computed. [2022-11-19 07:53:06,882 INFO L895 garLoopResultBuilder]: At program point L375(lines 321 377) the Hoare annotation is: (or (= |ULTIMATE.start_main_~i2~0#1| 0) (and (<= |ULTIMATE.start_main_~i2~0#1| 9) (<= 1 |ULTIMATE.start_main_~i2~0#1|))) [2022-11-19 07:53:06,883 INFO L899 garLoopResultBuilder]: For program point L309-1(lines 290 313) no Hoare annotation was computed. [2022-11-19 07:53:06,883 INFO L899 garLoopResultBuilder]: For program point L458(lines 458 462) no Hoare annotation was computed. [2022-11-19 07:53:06,883 INFO L899 garLoopResultBuilder]: For program point L458-2(lines 457 473) no Hoare annotation was computed. [2022-11-19 07:53:06,883 INFO L899 garLoopResultBuilder]: For program point L359(lines 359 363) no Hoare annotation was computed. [2022-11-19 07:53:06,883 INFO L899 garLoopResultBuilder]: For program point L293(lines 293 313) no Hoare annotation was computed. [2022-11-19 07:53:06,884 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW(line 598) no Hoare annotation was computed. [2022-11-19 07:53:06,884 INFO L895 garLoopResultBuilder]: At program point L574-2(lines 574 600) the Hoare annotation is: (or (= |ULTIMATE.start_main_~i2~0#1| 0) (<= 1 |ULTIMATE.start_main_~i2~0#1|)) [2022-11-19 07:53:06,884 INFO L895 garLoopResultBuilder]: At program point L442-2(lines 439 446) the Hoare annotation is: (or (= |ULTIMATE.start_main_~i2~0#1| 0) (and (<= |ULTIMATE.start_main_~i2~0#1| 9) (<= 1 |ULTIMATE.start_main_~i2~0#1|))) [2022-11-19 07:53:06,884 INFO L895 garLoopResultBuilder]: At program point L310(line 310) the Hoare annotation is: (or (= |ULTIMATE.start_main_~i2~0#1| 0) (and (<= |ULTIMATE.start_main_~i2~0#1| 9) (<= 1 |ULTIMATE.start_main_~i2~0#1|))) [2022-11-19 07:53:06,885 INFO L899 garLoopResultBuilder]: For program point L277(lines 277 283) no Hoare annotation was computed. [2022-11-19 07:53:06,885 INFO L899 garLoopResultBuilder]: For program point L310-1(line 310) no Hoare annotation was computed. [2022-11-19 07:53:06,885 INFO L899 garLoopResultBuilder]: For program point L459(lines 459 461) no Hoare annotation was computed. [2022-11-19 07:53:06,885 INFO L899 garLoopResultBuilder]: For program point L294(lines 294 298) no Hoare annotation was computed. [2022-11-19 07:53:06,885 INFO L899 garLoopResultBuilder]: For program point L510(line 510) no Hoare annotation was computed. [2022-11-19 07:53:06,886 INFO L899 garLoopResultBuilder]: For program point L494(line 494) no Hoare annotation was computed. [2022-11-19 07:53:06,886 INFO L899 garLoopResultBuilder]: For program point L511(lines 511 528) no Hoare annotation was computed. [2022-11-19 07:53:06,886 INFO L899 garLoopResultBuilder]: For program point L478(line 478) no Hoare annotation was computed. [2022-11-19 07:53:06,886 INFO L899 garLoopResultBuilder]: For program point L511-1(lines 511 528) no Hoare annotation was computed. [2022-11-19 07:53:06,886 INFO L899 garLoopResultBuilder]: For program point L495(lines 495 509) no Hoare annotation was computed. [2022-11-19 07:53:06,887 INFO L895 garLoopResultBuilder]: At program point L495-1(lines 495 509) the Hoare annotation is: (or (= |ULTIMATE.start_main_~i2~0#1| 0) (and (<= |ULTIMATE.start_main_~i2~0#1| 9) (<= 1 |ULTIMATE.start_main_~i2~0#1|))) [2022-11-19 07:53:06,887 INFO L895 garLoopResultBuilder]: At program point L512(line 512) the Hoare annotation is: (or (= |ULTIMATE.start_main_~i2~0#1| 0) (and (<= |ULTIMATE.start_main_~i2~0#1| 9) (<= 1 |ULTIMATE.start_main_~i2~0#1|))) [2022-11-19 07:53:06,887 INFO L899 garLoopResultBuilder]: For program point L479(lines 479 493) no Hoare annotation was computed. [2022-11-19 07:53:06,887 INFO L899 garLoopResultBuilder]: For program point L512-1(line 512) no Hoare annotation was computed. [2022-11-19 07:53:06,887 INFO L895 garLoopResultBuilder]: At program point L479-1(lines 479 493) the Hoare annotation is: (or (= |ULTIMATE.start_main_~i2~0#1| 0) (and (<= |ULTIMATE.start_main_~i2~0#1| 9) (<= 1 |ULTIMATE.start_main_~i2~0#1|))) [2022-11-19 07:53:06,888 INFO L899 garLoopResultBuilder]: For program point L347(lines 347 370) no Hoare annotation was computed. [2022-11-19 07:53:06,888 INFO L895 garLoopResultBuilder]: At program point L529(lines 413 531) the Hoare annotation is: (or (= |ULTIMATE.start_main_~i2~0#1| 0) (and (<= |ULTIMATE.start_main_~i2~0#1| 9) (<= 1 |ULTIMATE.start_main_~i2~0#1|))) [2022-11-19 07:53:06,888 INFO L895 garLoopResultBuilder]: At program point L496(line 496) the Hoare annotation is: (or (= |ULTIMATE.start_main_~i2~0#1| 0) (and (<= |ULTIMATE.start_main_~i2~0#1| 9) (<= 1 |ULTIMATE.start_main_~i2~0#1|))) [2022-11-19 07:53:06,888 INFO L899 garLoopResultBuilder]: For program point L496-1(line 496) no Hoare annotation was computed. [2022-11-19 07:53:06,888 INFO L899 garLoopResultBuilder]: For program point L463-1(lines 457 473) no Hoare annotation was computed. [2022-11-19 07:53:06,889 INFO L899 garLoopResultBuilder]: For program point L513(lines 513 527) no Hoare annotation was computed. [2022-11-19 07:53:06,889 INFO L895 garLoopResultBuilder]: At program point L480(line 480) the Hoare annotation is: (or (= |ULTIMATE.start_main_~i2~0#1| 0) (and (<= |ULTIMATE.start_main_~i2~0#1| 9) (<= 1 |ULTIMATE.start_main_~i2~0#1|))) [2022-11-19 07:53:06,889 INFO L895 garLoopResultBuilder]: At program point L447(line 447) the Hoare annotation is: (or (= |ULTIMATE.start_main_~i2~0#1| 0) (and (<= |ULTIMATE.start_main_~i2~0#1| 9) (<= 1 |ULTIMATE.start_main_~i2~0#1|))) [2022-11-19 07:53:06,889 INFO L899 garLoopResultBuilder]: For program point L480-1(line 480) no Hoare annotation was computed. [2022-11-19 07:53:06,890 INFO L899 garLoopResultBuilder]: For program point L497(lines 497 508) no Hoare annotation was computed. [2022-11-19 07:53:06,890 INFO L899 garLoopResultBuilder]: For program point L464(lines 464 466) no Hoare annotation was computed. [2022-11-19 07:53:06,890 INFO L895 garLoopResultBuilder]: At program point L365(lines 358 370) the Hoare annotation is: (or (= |ULTIMATE.start_main_~i2~0#1| 0) (and (<= |ULTIMATE.start_main_~i2~0#1| 9) (<= 1 |ULTIMATE.start_main_~i2~0#1|))) [2022-11-19 07:53:06,890 INFO L895 garLoopResultBuilder]: At program point L514(line 514) the Hoare annotation is: (or (= |ULTIMATE.start_main_~i2~0#1| 0) (and (<= |ULTIMATE.start_main_~i2~0#1| 9) (<= 1 |ULTIMATE.start_main_~i2~0#1|))) [2022-11-19 07:53:06,890 INFO L902 garLoopResultBuilder]: At program point assume_abort_if_notENTRY(lines 57 59) the Hoare annotation is: true [2022-11-19 07:53:06,891 INFO L899 garLoopResultBuilder]: For program point assume_abort_if_notEXIT(lines 57 59) no Hoare annotation was computed. [2022-11-19 07:53:06,891 INFO L902 garLoopResultBuilder]: At program point L157(line 157) the Hoare annotation is: true [2022-11-19 07:53:06,891 INFO L899 garLoopResultBuilder]: For program point L157-1(line 157) no Hoare annotation was computed. [2022-11-19 07:53:06,891 INFO L899 garLoopResultBuilder]: For program point L154(lines 154 159) no Hoare annotation was computed. [2022-11-19 07:53:06,891 INFO L902 garLoopResultBuilder]: At program point read_active_side_historyENTRY(lines 143 161) the Hoare annotation is: true [2022-11-19 07:53:06,892 INFO L899 garLoopResultBuilder]: For program point L151(lines 151 159) no Hoare annotation was computed. [2022-11-19 07:53:06,892 INFO L899 garLoopResultBuilder]: For program point L148(lines 148 159) no Hoare annotation was computed. [2022-11-19 07:53:06,892 INFO L899 garLoopResultBuilder]: For program point read_active_side_historyEXIT(lines 143 161) no Hoare annotation was computed. [2022-11-19 07:53:06,892 INFO L899 garLoopResultBuilder]: For program point read_active_side_historyFINAL(lines 143 161) no Hoare annotation was computed. [2022-11-19 07:53:06,896 INFO L444 BasicCegarLoop]: Path program histogram: [1, 1, 1] [2022-11-19 07:53:06,898 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-11-19 07:53:06,913 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.11 07:53:06 BoogieIcfgContainer [2022-11-19 07:53:06,913 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-19 07:53:06,914 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-19 07:53:06,914 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-19 07:53:06,914 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-19 07:53:06,915 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:53:03" (3/4) ... [2022-11-19 07:53:06,918 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-11-19 07:53:06,924 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure read_manual_selection_history [2022-11-19 07:53:06,924 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure flip_the_side [2022-11-19 07:53:06,925 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure read_side2_failed_history [2022-11-19 07:53:06,925 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure assert [2022-11-19 07:53:06,925 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure read_side1_failed_history [2022-11-19 07:53:06,925 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2022-11-19 07:53:06,926 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure read_active_side_history [2022-11-19 07:53:06,935 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 58 nodes and edges [2022-11-19 07:53:06,936 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 13 nodes and edges [2022-11-19 07:53:06,937 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2022-11-19 07:53:06,938 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-19 07:53:07,019 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62e2a2a6-a11b-4d7c-9197-14d8f928f907/bin/utaipan-I9t0OCRTmS/witness.graphml [2022-11-19 07:53:07,019 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-19 07:53:07,020 INFO L158 Benchmark]: Toolchain (without parser) took 5302.14ms. Allocated memory was 132.1MB in the beginning and 169.9MB in the end (delta: 37.7MB). Free memory was 97.2MB in the beginning and 74.5MB in the end (delta: 22.7MB). Peak memory consumption was 58.6MB. Max. memory is 16.1GB. [2022-11-19 07:53:07,020 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 90.2MB. Free memory was 60.7MB in the beginning and 60.7MB in the end (delta: 28.5kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-19 07:53:07,021 INFO L158 Benchmark]: CACSL2BoogieTranslator took 417.90ms. Allocated memory is still 132.1MB. Free memory was 96.9MB in the beginning and 101.9MB in the end (delta: -5.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-11-19 07:53:07,021 INFO L158 Benchmark]: Boogie Procedure Inliner took 83.99ms. Allocated memory is still 132.1MB. Free memory was 101.9MB in the beginning and 98.5MB in the end (delta: 3.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-19 07:53:07,022 INFO L158 Benchmark]: Boogie Preprocessor took 67.67ms. Allocated memory is still 132.1MB. Free memory was 98.5MB in the beginning and 96.0MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-19 07:53:07,022 INFO L158 Benchmark]: RCFGBuilder took 1191.37ms. Allocated memory is still 132.1MB. Free memory was 95.7MB in the beginning and 97.3MB in the end (delta: -1.6MB). Peak memory consumption was 59.5MB. Max. memory is 16.1GB. [2022-11-19 07:53:07,022 INFO L158 Benchmark]: TraceAbstraction took 3428.15ms. Allocated memory was 132.1MB in the beginning and 169.9MB in the end (delta: 37.7MB). Free memory was 96.7MB in the beginning and 83.9MB in the end (delta: 12.7MB). Peak memory consumption was 50.0MB. Max. memory is 16.1GB. [2022-11-19 07:53:07,028 INFO L158 Benchmark]: Witness Printer took 105.34ms. Allocated memory is still 169.9MB. Free memory was 83.9MB in the beginning and 74.5MB in the end (delta: 9.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-11-19 07:53:07,030 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 90.2MB. Free memory was 60.7MB in the beginning and 60.7MB in the end (delta: 28.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 417.90ms. Allocated memory is still 132.1MB. Free memory was 96.9MB in the beginning and 101.9MB in the end (delta: -5.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 83.99ms. Allocated memory is still 132.1MB. Free memory was 101.9MB in the beginning and 98.5MB in the end (delta: 3.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 67.67ms. Allocated memory is still 132.1MB. Free memory was 98.5MB in the beginning and 96.0MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1191.37ms. Allocated memory is still 132.1MB. Free memory was 95.7MB in the beginning and 97.3MB in the end (delta: -1.6MB). Peak memory consumption was 59.5MB. Max. memory is 16.1GB. * TraceAbstraction took 3428.15ms. Allocated memory was 132.1MB in the beginning and 169.9MB in the end (delta: 37.7MB). Free memory was 96.7MB in the beginning and 83.9MB in the end (delta: 12.7MB). Peak memory consumption was 50.0MB. Max. memory is 16.1GB. * Witness Printer took 105.34ms. Allocated memory is still 169.9MB. Free memory was 83.9MB in the beginning and 74.5MB in the end (delta: 9.4MB). Peak memory consumption was 8.4MB. 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: 598]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 598]: 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 8 procedures, 144 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 3.3s, OverallIterations: 3, TraceHistogramMax: 4, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.1s, AutomataDifference: 0.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.4s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 474 SdHoareTripleChecker+Valid, 0.3s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 396 mSDsluCounter, 2462 SdHoareTripleChecker+Invalid, 0.3s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1653 mSDsCounter, 25 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 142 IncrementalHoareTripleChecker+Invalid, 167 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 25 mSolverCounterUnsat, 809 mSDtfsCounter, 142 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 118 GetRequests, 104 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=243occurred in iteration=1, InterpolantAutomatonStates: 14, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 3 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 48 LocationsWithAnnotation, 138 PreInvPairs, 173 NumberOfFragments, 400 HoareAnnotationTreeSize, 138 FomulaSimplifications, 245 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 48 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 1.1s InterpolantComputationTime, 361 NumberOfCodeBlocks, 361 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 357 ConstructedInterpolants, 0 QuantifiedInterpolants, 651 SizeOfPredicates, 2 NumberOfNonLiveVariables, 602 ConjunctsInSsa, 5 ConjunctsInUnsatCore, 4 InterpolantComputations, 3 PerfectInterpolantSequences, 187/212 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 2 specifications checked. All of them hold - InvariantResult [Line: 301]: Loop Invariant Derived loop invariant: i2 == 0 || (i2 <= 9 && 1 <= i2) - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 358]: Loop Invariant Derived loop invariant: i2 == 0 || (i2 <= 9 && 1 <= i2) - InvariantResult [Line: 321]: Loop Invariant Derived loop invariant: i2 == 0 || (i2 <= 9 && 1 <= i2) - InvariantResult [Line: 413]: Loop Invariant Derived loop invariant: i2 == 0 || (i2 <= 9 && 1 <= i2) - InvariantResult [Line: 350]: Loop Invariant Derived loop invariant: i2 == 0 || (i2 <= 9 && 1 <= i2) - InvariantResult [Line: 574]: Loop Invariant Derived loop invariant: i2 == 0 || 1 <= i2 - InvariantResult [Line: 386]: Loop Invariant Derived loop invariant: i2 == 0 || (i2 <= 9 && 1 <= i2) - InvariantResult [Line: 264]: Loop Invariant Derived loop invariant: i2 == 0 || (i2 <= 9 && 1 <= i2) - InvariantResult [Line: 293]: Loop Invariant Derived loop invariant: i2 == 0 || (i2 <= 9 && 1 <= i2) RESULT: Ultimate proved your program to be correct! [2022-11-19 07:53:07,067 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62e2a2a6-a11b-4d7c-9197-14d8f928f907/bin/utaipan-I9t0OCRTmS/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