./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.1.ufo.UNBOUNDED.pals.c.v+sep-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aef121e0 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce46796a-ac72-44e6-a99d-16a4f632dd45/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce46796a-ac72-44e6-a99d-16a4f632dd45/bin/ukojak-LBtLqBUTdQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce46796a-ac72-44e6-a99d-16a4f632dd45/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce46796a-ac72-44e6-a99d-16a4f632dd45/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.1.ufo.UNBOUNDED.pals.c.v+sep-reducer.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce46796a-ac72-44e6-a99d-16a4f632dd45/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce46796a-ac72-44e6-a99d-16a4f632dd45/bin/ukojak-LBtLqBUTdQ --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 297d4f7e6fe1324d357f4812a6556f1cd58caa692e4601779e6f52e2ab17fbf7 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 01:05:23,442 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 01:05:23,444 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 01:05:23,491 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 01:05:23,492 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 01:05:23,493 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 01:05:23,495 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 01:05:23,498 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 01:05:23,501 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 01:05:23,502 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 01:05:23,503 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 01:05:23,505 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 01:05:23,505 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 01:05:23,507 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 01:05:23,509 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 01:05:23,511 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 01:05:23,512 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 01:05:23,513 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 01:05:23,523 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 01:05:23,530 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 01:05:23,532 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 01:05:23,541 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 01:05:23,543 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 01:05:23,544 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 01:05:23,548 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 01:05:23,548 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 01:05:23,549 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 01:05:23,550 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 01:05:23,551 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 01:05:23,552 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 01:05:23,552 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 01:05:23,554 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 01:05:23,555 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 01:05:23,556 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 01:05:23,557 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 01:05:23,558 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 01:05:23,559 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 01:05:23,559 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 01:05:23,559 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 01:05:23,561 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 01:05:23,561 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 01:05:23,563 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce46796a-ac72-44e6-a99d-16a4f632dd45/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 01:05:23,598 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 01:05:23,598 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 01:05:23,599 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 01:05:23,600 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 01:05:23,601 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 01:05:23,601 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 01:05:23,602 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 01:05:23,602 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 01:05:23,602 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 01:05:23,603 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 01:05:23,616 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 01:05:23,617 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 01:05:23,618 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 01:05:23,619 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 01:05:23,619 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 01:05:23,619 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 01:05:23,620 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 01:05:23,620 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 01:05:23,620 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 01:05:23,620 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 01:05:23,621 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 01:05:23,621 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:05:23,621 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 01:05:23,622 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 01:05:23,622 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 01:05:23,622 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 01:05:23,622 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 01:05:23,623 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 01:05:23,623 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_ce46796a-ac72-44e6-a99d-16a4f632dd45/bin/ukojak-LBtLqBUTdQ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce46796a-ac72-44e6-a99d-16a4f632dd45/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 297d4f7e6fe1324d357f4812a6556f1cd58caa692e4601779e6f52e2ab17fbf7 [2021-11-23 01:05:23,946 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 01:05:23,987 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 01:05:23,990 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 01:05:23,992 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 01:05:23,993 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 01:05:23,995 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce46796a-ac72-44e6-a99d-16a4f632dd45/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.1.ufo.UNBOUNDED.pals.c.v+sep-reducer.c [2021-11-23 01:05:24,100 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce46796a-ac72-44e6-a99d-16a4f632dd45/bin/ukojak-LBtLqBUTdQ/data/d72205292/fc3723e96fdf4d4592a723ec461cd643/FLAG32190a0ea [2021-11-23 01:05:24,890 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 01:05:24,891 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce46796a-ac72-44e6-a99d-16a4f632dd45/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.1.ufo.UNBOUNDED.pals.c.v+sep-reducer.c [2021-11-23 01:05:24,929 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce46796a-ac72-44e6-a99d-16a4f632dd45/bin/ukojak-LBtLqBUTdQ/data/d72205292/fc3723e96fdf4d4592a723ec461cd643/FLAG32190a0ea [2021-11-23 01:05:25,044 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce46796a-ac72-44e6-a99d-16a4f632dd45/bin/ukojak-LBtLqBUTdQ/data/d72205292/fc3723e96fdf4d4592a723ec461cd643 [2021-11-23 01:05:25,047 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 01:05:25,049 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 01:05:25,053 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 01:05:25,053 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 01:05:25,063 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 01:05:25,064 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:05:25" (1/1) ... [2021-11-23 01:05:25,066 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4823fd80 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:05:25, skipping insertion in model container [2021-11-23 01:05:25,066 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:05:25" (1/1) ... [2021-11-23 01:05:25,074 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 01:05:25,204 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 01:05:25,696 WARN L230 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_ce46796a-ac72-44e6-a99d-16a4f632dd45/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.1.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[16948,16961] [2021-11-23 01:05:25,760 WARN L230 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_ce46796a-ac72-44e6-a99d-16a4f632dd45/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.1.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[23372,23385] [2021-11-23 01:05:25,780 WARN L230 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_ce46796a-ac72-44e6-a99d-16a4f632dd45/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.1.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[26559,26572] [2021-11-23 01:05:25,798 WARN L230 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_ce46796a-ac72-44e6-a99d-16a4f632dd45/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.1.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[29535,29548] [2021-11-23 01:05:25,824 WARN L230 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_ce46796a-ac72-44e6-a99d-16a4f632dd45/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.1.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[33298,33311] [2021-11-23 01:05:25,855 WARN L230 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_ce46796a-ac72-44e6-a99d-16a4f632dd45/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.1.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[36350,36363] [2021-11-23 01:05:25,882 WARN L230 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_ce46796a-ac72-44e6-a99d-16a4f632dd45/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.1.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[39535,39548] [2021-11-23 01:05:25,899 WARN L230 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_ce46796a-ac72-44e6-a99d-16a4f632dd45/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.1.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[42506,42519] [2021-11-23 01:05:25,931 WARN L230 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_ce46796a-ac72-44e6-a99d-16a4f632dd45/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.1.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[45890,45903] [2021-11-23 01:05:25,950 WARN L230 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_ce46796a-ac72-44e6-a99d-16a4f632dd45/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.1.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[48876,48889] [2021-11-23 01:05:25,991 WARN L230 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_ce46796a-ac72-44e6-a99d-16a4f632dd45/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.1.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[52025,52038] [2021-11-23 01:05:26,065 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:05:26,079 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 01:05:26,252 WARN L230 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_ce46796a-ac72-44e6-a99d-16a4f632dd45/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.1.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[16948,16961] [2021-11-23 01:05:26,346 WARN L230 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_ce46796a-ac72-44e6-a99d-16a4f632dd45/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.1.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[23372,23385] [2021-11-23 01:05:26,381 WARN L230 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_ce46796a-ac72-44e6-a99d-16a4f632dd45/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.1.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[26559,26572] [2021-11-23 01:05:26,394 WARN L230 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_ce46796a-ac72-44e6-a99d-16a4f632dd45/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.1.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[29535,29548] [2021-11-23 01:05:26,409 WARN L230 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_ce46796a-ac72-44e6-a99d-16a4f632dd45/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.1.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[33298,33311] [2021-11-23 01:05:26,421 WARN L230 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_ce46796a-ac72-44e6-a99d-16a4f632dd45/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.1.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[36350,36363] [2021-11-23 01:05:26,444 WARN L230 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_ce46796a-ac72-44e6-a99d-16a4f632dd45/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.1.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[39535,39548] [2021-11-23 01:05:26,457 WARN L230 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_ce46796a-ac72-44e6-a99d-16a4f632dd45/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.1.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[42506,42519] [2021-11-23 01:05:26,472 WARN L230 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_ce46796a-ac72-44e6-a99d-16a4f632dd45/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.1.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[45890,45903] [2021-11-23 01:05:26,484 WARN L230 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_ce46796a-ac72-44e6-a99d-16a4f632dd45/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.1.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[48876,48889] [2021-11-23 01:05:26,496 WARN L230 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_ce46796a-ac72-44e6-a99d-16a4f632dd45/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.1.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[52025,52038] [2021-11-23 01:05:26,522 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:05:26,548 INFO L208 MainTranslator]: Completed translation [2021-11-23 01:05:26,549 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:05:26 WrapperNode [2021-11-23 01:05:26,550 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 01:05:26,552 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 01:05:26,552 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 01:05:26,552 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 01:05:26,562 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:05:26" (1/1) ... [2021-11-23 01:05:26,624 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:05:26" (1/1) ... [2021-11-23 01:05:26,706 INFO L137 Inliner]: procedures = 24, calls = 7, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 2580 [2021-11-23 01:05:26,706 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 01:05:26,707 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 01:05:26,708 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 01:05:26,708 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 01:05:26,718 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:05:26" (1/1) ... [2021-11-23 01:05:26,719 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:05:26" (1/1) ... [2021-11-23 01:05:26,726 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:05:26" (1/1) ... [2021-11-23 01:05:26,726 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:05:26" (1/1) ... [2021-11-23 01:05:26,795 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:05:26" (1/1) ... [2021-11-23 01:05:26,830 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:05:26" (1/1) ... [2021-11-23 01:05:26,836 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:05:26" (1/1) ... [2021-11-23 01:05:26,857 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 01:05:26,858 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 01:05:26,858 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 01:05:26,859 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 01:05:26,860 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:05:26" (1/1) ... [2021-11-23 01:05:26,869 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:05:26,883 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce46796a-ac72-44e6-a99d-16a4f632dd45/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-23 01:05:26,909 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce46796a-ac72-44e6-a99d-16a4f632dd45/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 01:05:26,928 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce46796a-ac72-44e6-a99d-16a4f632dd45/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 01:05:26,980 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 01:05:26,981 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 01:05:26,982 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 01:05:26,982 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 01:05:27,230 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 01:05:27,232 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 01:05:29,177 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 01:05:29,346 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 01:05:29,347 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-23 01:05:29,352 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:05:29 BoogieIcfgContainer [2021-11-23 01:05:29,353 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 01:05:29,354 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 01:05:29,354 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 01:05:29,365 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 01:05:29,366 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:05:29" (1/1) ... [2021-11-23 01:05:29,387 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 01:05:29,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:05:29,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 925 states to 516 states and 925 transitions. [2021-11-23 01:05:29,545 INFO L276 IsEmpty]: Start isEmpty. Operand 516 states and 925 transitions. [2021-11-23 01:05:29,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-23 01:05:29,569 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:05:29,571 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:05:29,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:05:30,034 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:05:30,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:05:30,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 907 states to 508 states and 907 transitions. [2021-11-23 01:05:30,204 INFO L276 IsEmpty]: Start isEmpty. Operand 508 states and 907 transitions. [2021-11-23 01:05:30,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-23 01:05:30,210 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:05:30,211 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:05:30,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:05:30,479 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:05:30,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:05:30,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 852 states to 479 states and 852 transitions. [2021-11-23 01:05:30,982 INFO L276 IsEmpty]: Start isEmpty. Operand 479 states and 852 transitions. [2021-11-23 01:05:30,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-23 01:05:30,984 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:05:30,984 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:05:31,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:05:31,072 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:05:31,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:05:31,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 834 states to 471 states and 834 transitions. [2021-11-23 01:05:31,132 INFO L276 IsEmpty]: Start isEmpty. Operand 471 states and 834 transitions. [2021-11-23 01:05:31,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-23 01:05:31,134 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:05:31,135 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:05:31,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:05:31,260 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:05:31,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:05:31,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 816 states to 463 states and 816 transitions. [2021-11-23 01:05:31,317 INFO L276 IsEmpty]: Start isEmpty. Operand 463 states and 816 transitions. [2021-11-23 01:05:31,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-23 01:05:31,320 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:05:31,320 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:05:31,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:05:31,437 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:05:31,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:05:31,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 798 states to 455 states and 798 transitions. [2021-11-23 01:05:31,528 INFO L276 IsEmpty]: Start isEmpty. Operand 455 states and 798 transitions. [2021-11-23 01:05:31,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-23 01:05:31,529 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:05:31,530 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:05:31,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:05:31,667 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:05:32,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:05:32,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 577 states to 340 states and 577 transitions. [2021-11-23 01:05:32,570 INFO L276 IsEmpty]: Start isEmpty. Operand 340 states and 577 transitions. [2021-11-23 01:05:32,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-23 01:05:32,571 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:05:32,572 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:05:32,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:05:32,758 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:05:34,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:05:34,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 508 states to 302 states and 508 transitions. [2021-11-23 01:05:34,384 INFO L276 IsEmpty]: Start isEmpty. Operand 302 states and 508 transitions. [2021-11-23 01:05:34,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-23 01:05:34,385 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:05:34,386 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:05:34,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:05:34,448 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:05:34,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:05:34,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 491 states to 294 states and 491 transitions. [2021-11-23 01:05:34,506 INFO L276 IsEmpty]: Start isEmpty. Operand 294 states and 491 transitions. [2021-11-23 01:05:34,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-23 01:05:34,507 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:05:34,508 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:05:34,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:05:34,556 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:05:34,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:05:34,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 371 states to 227 states and 371 transitions. [2021-11-23 01:05:34,601 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 371 transitions. [2021-11-23 01:05:34,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-23 01:05:34,601 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:05:34,602 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:05:34,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:05:35,148 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:05:38,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:05:38,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 370 states to 227 states and 370 transitions. [2021-11-23 01:05:38,927 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 370 transitions. [2021-11-23 01:05:38,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-23 01:05:38,928 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:05:38,928 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:05:38,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:05:39,515 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:05:45,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:05:45,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 369 states to 227 states and 369 transitions. [2021-11-23 01:05:45,311 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 369 transitions. [2021-11-23 01:05:45,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-23 01:05:45,312 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:05:45,313 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:05:45,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:05:46,072 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:05:53,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:05:53,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 368 states to 227 states and 368 transitions. [2021-11-23 01:05:53,384 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 368 transitions. [2021-11-23 01:05:53,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-23 01:05:53,385 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:05:53,385 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:05:53,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:05:53,582 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:05:53,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:05:53,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 367 states to 227 states and 367 transitions. [2021-11-23 01:05:53,801 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 367 transitions. [2021-11-23 01:05:53,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-23 01:05:53,802 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:05:53,802 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:05:53,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:05:54,685 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:04,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:04,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 387 states to 239 states and 387 transitions. [2021-11-23 01:06:04,525 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states and 387 transitions. [2021-11-23 01:06:04,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-23 01:06:04,526 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:04,527 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:04,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:04,754 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:05,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:05,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 386 states to 239 states and 386 transitions. [2021-11-23 01:06:05,656 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states and 386 transitions. [2021-11-23 01:06:05,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-23 01:06:05,657 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:05,657 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:05,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:06,474 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:07,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:07,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 385 states to 239 states and 385 transitions. [2021-11-23 01:06:07,775 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states and 385 transitions. [2021-11-23 01:06:07,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-23 01:06:07,775 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:07,775 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:07,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:08,093 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:09,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:09,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 375 states to 235 states and 375 transitions. [2021-11-23 01:06:09,559 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 375 transitions. [2021-11-23 01:06:09,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-23 01:06:09,560 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:09,560 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:09,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:10,501 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:12,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:12,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 367 states to 231 states and 367 transitions. [2021-11-23 01:06:12,272 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 367 transitions. [2021-11-23 01:06:12,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-23 01:06:12,273 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:12,273 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:12,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:12,572 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:12,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:12,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 359 states to 227 states and 359 transitions. [2021-11-23 01:06:12,824 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 359 transitions. [2021-11-23 01:06:12,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-23 01:06:12,825 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:12,825 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:12,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:18,760 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:47,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:47,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 384 states to 242 states and 384 transitions. [2021-11-23 01:06:47,589 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 384 transitions. [2021-11-23 01:06:47,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-23 01:06:47,590 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:47,590 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:47,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:54,308 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:07:27,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:27,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 406 states to 255 states and 406 transitions. [2021-11-23 01:07:27,967 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states and 406 transitions. [2021-11-23 01:07:27,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-23 01:07:27,970 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:27,970 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:27,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:31,668 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:08:17,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:08:17,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 423 states to 265 states and 423 transitions. [2021-11-23 01:08:17,193 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 423 transitions. [2021-11-23 01:08:17,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-23 01:08:17,194 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:08:17,194 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:08:17,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:08:22,323 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:09:16,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:16,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 455 states to 280 states and 455 transitions. [2021-11-23 01:09:16,914 INFO L276 IsEmpty]: Start isEmpty. Operand 280 states and 455 transitions. [2021-11-23 01:09:16,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-23 01:09:16,915 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:16,916 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:16,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:21,189 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:10:20,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:20,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 359 states to 217 states and 359 transitions. [2021-11-23 01:10:20,938 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 359 transitions. [2021-11-23 01:10:20,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-23 01:10:20,939 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:20,940 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:20,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:25,106 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:11:19,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:19,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 358 states to 217 states and 358 transitions. [2021-11-23 01:11:19,762 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 358 transitions. [2021-11-23 01:11:19,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-23 01:11:19,763 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:19,763 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:19,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:28,887 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:13:01,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:01,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 387 states to 233 states and 387 transitions. [2021-11-23 01:13:01,210 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 387 transitions. [2021-11-23 01:13:01,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-23 01:13:01,211 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:01,211 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:01,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:03,003 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:13:11,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:11,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 400 states to 239 states and 400 transitions. [2021-11-23 01:13:11,984 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states and 400 transitions. [2021-11-23 01:13:11,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-23 01:13:11,985 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:11,985 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:12,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:12,712 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:13:19,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:19,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 402 states to 241 states and 402 transitions. [2021-11-23 01:13:19,572 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 402 transitions. [2021-11-23 01:13:19,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-23 01:13:19,573 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:19,574 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:19,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:20,372 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:13:26,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:26,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 400 states to 241 states and 400 transitions. [2021-11-23 01:13:26,379 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 400 transitions. [2021-11-23 01:13:26,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-23 01:13:26,381 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:26,381 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:26,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:39,437 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:26,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:26,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 387 states to 234 states and 387 transitions. [2021-11-23 01:15:26,430 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states and 387 transitions. [2021-11-23 01:15:26,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-23 01:15:26,431 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:26,432 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:26,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:41,877 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:55,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:55,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 381 states to 231 states and 381 transitions. [2021-11-23 01:16:55,236 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 381 transitions. [2021-11-23 01:16:55,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-23 01:16:55,237 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:55,238 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:55,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:17:02,573 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:17:22,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:17:22,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 353 states to 216 states and 353 transitions. [2021-11-23 01:17:22,716 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 353 transitions. [2021-11-23 01:17:22,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-23 01:17:22,717 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:17:22,717 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:17:22,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:17:27,830 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.