./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.ufo.BOUNDED-8.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_49abda3b-1974-415b-82f6-121a561dc0f5/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49abda3b-1974-415b-82f6-121a561dc0f5/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_49abda3b-1974-415b-82f6-121a561dc0f5/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49abda3b-1974-415b-82f6-121a561dc0f5/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.ufo.BOUNDED-8.pals.c.v+sep-reducer.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49abda3b-1974-415b-82f6-121a561dc0f5/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_49abda3b-1974-415b-82f6-121a561dc0f5/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 5990b1cf211e12a23ca85722a0e539783495fb8504bce43e0d5e789fe089f178 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 01:07:06,521 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 01:07:06,523 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 01:07:06,576 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 01:07:06,577 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 01:07:06,578 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 01:07:06,580 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 01:07:06,584 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 01:07:06,590 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 01:07:06,599 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 01:07:06,600 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 01:07:06,603 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 01:07:06,604 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 01:07:06,606 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 01:07:06,611 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 01:07:06,616 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 01:07:06,617 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 01:07:06,618 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 01:07:06,620 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 01:07:06,623 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 01:07:06,624 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 01:07:06,627 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 01:07:06,631 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 01:07:06,632 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 01:07:06,637 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 01:07:06,640 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 01:07:06,641 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 01:07:06,643 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 01:07:06,643 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 01:07:06,645 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 01:07:06,646 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 01:07:06,647 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 01:07:06,649 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 01:07:06,650 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 01:07:06,651 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 01:07:06,652 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 01:07:06,652 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 01:07:06,653 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 01:07:06,653 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 01:07:06,654 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 01:07:06,654 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 01:07:06,655 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49abda3b-1974-415b-82f6-121a561dc0f5/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 01:07:06,702 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 01:07:06,702 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 01:07:06,703 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 01:07:06,704 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 01:07:06,704 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 01:07:06,704 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 01:07:06,705 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 01:07:06,710 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 01:07:06,710 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 01:07:06,710 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 01:07:06,714 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 01:07:06,714 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 01:07:06,714 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 01:07:06,715 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 01:07:06,715 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 01:07:06,715 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 01:07:06,715 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 01:07:06,715 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 01:07:06,716 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 01:07:06,716 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 01:07:06,716 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 01:07:06,716 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:07:06,716 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 01:07:06,717 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 01:07:06,717 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 01:07:06,717 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 01:07:06,717 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 01:07:06,718 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 01:07:06,718 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_49abda3b-1974-415b-82f6-121a561dc0f5/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49abda3b-1974-415b-82f6-121a561dc0f5/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5990b1cf211e12a23ca85722a0e539783495fb8504bce43e0d5e789fe089f178 [2021-11-23 01:07:07,037 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 01:07:07,067 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 01:07:07,070 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 01:07:07,071 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 01:07:07,072 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 01:07:07,074 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49abda3b-1974-415b-82f6-121a561dc0f5/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.ufo.BOUNDED-8.pals.c.v+sep-reducer.c [2021-11-23 01:07:07,175 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49abda3b-1974-415b-82f6-121a561dc0f5/bin/ukojak-LBtLqBUTdQ/data/9c41cb5b0/b8d2b872a0d04028b38351139d942974/FLAG2ac0da6f9 [2021-11-23 01:07:07,902 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 01:07:07,906 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49abda3b-1974-415b-82f6-121a561dc0f5/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.ufo.BOUNDED-8.pals.c.v+sep-reducer.c [2021-11-23 01:07:07,924 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49abda3b-1974-415b-82f6-121a561dc0f5/bin/ukojak-LBtLqBUTdQ/data/9c41cb5b0/b8d2b872a0d04028b38351139d942974/FLAG2ac0da6f9 [2021-11-23 01:07:08,021 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49abda3b-1974-415b-82f6-121a561dc0f5/bin/ukojak-LBtLqBUTdQ/data/9c41cb5b0/b8d2b872a0d04028b38351139d942974 [2021-11-23 01:07:08,023 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 01:07:08,025 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 01:07:08,028 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 01:07:08,028 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 01:07:08,036 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 01:07:08,036 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:07:08" (1/1) ... [2021-11-23 01:07:08,037 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3ab1d28d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:07:08, skipping insertion in model container [2021-11-23 01:07:08,038 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:07:08" (1/1) ... [2021-11-23 01:07:08,046 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 01:07:08,165 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 01:07:08,643 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_49abda3b-1974-415b-82f6-121a561dc0f5/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.ufo.BOUNDED-8.pals.c.v+sep-reducer.c[18815,18828] [2021-11-23 01:07:08,720 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_49abda3b-1974-415b-82f6-121a561dc0f5/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.ufo.BOUNDED-8.pals.c.v+sep-reducer.c[25895,25908] [2021-11-23 01:07:08,746 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_49abda3b-1974-415b-82f6-121a561dc0f5/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.ufo.BOUNDED-8.pals.c.v+sep-reducer.c[29420,29433] [2021-11-23 01:07:08,758 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_49abda3b-1974-415b-82f6-121a561dc0f5/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.ufo.BOUNDED-8.pals.c.v+sep-reducer.c[32798,32811] [2021-11-23 01:07:08,780 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_49abda3b-1974-415b-82f6-121a561dc0f5/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.ufo.BOUNDED-8.pals.c.v+sep-reducer.c[36856,36869] [2021-11-23 01:07:08,792 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_49abda3b-1974-415b-82f6-121a561dc0f5/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.ufo.BOUNDED-8.pals.c.v+sep-reducer.c[40310,40323] [2021-11-23 01:07:08,804 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_49abda3b-1974-415b-82f6-121a561dc0f5/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.ufo.BOUNDED-8.pals.c.v+sep-reducer.c[43875,43888] [2021-11-23 01:07:08,817 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_49abda3b-1974-415b-82f6-121a561dc0f5/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.ufo.BOUNDED-8.pals.c.v+sep-reducer.c[47290,47303] [2021-11-23 01:07:08,830 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_49abda3b-1974-415b-82f6-121a561dc0f5/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.ufo.BOUNDED-8.pals.c.v+sep-reducer.c[50969,50982] [2021-11-23 01:07:08,843 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_49abda3b-1974-415b-82f6-121a561dc0f5/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.ufo.BOUNDED-8.pals.c.v+sep-reducer.c[54551,54564] [2021-11-23 01:07:08,855 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_49abda3b-1974-415b-82f6-121a561dc0f5/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.ufo.BOUNDED-8.pals.c.v+sep-reducer.c[58080,58093] [2021-11-23 01:07:08,892 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:07:08,903 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 01:07:09,025 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_49abda3b-1974-415b-82f6-121a561dc0f5/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.ufo.BOUNDED-8.pals.c.v+sep-reducer.c[18815,18828] [2021-11-23 01:07:09,062 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_49abda3b-1974-415b-82f6-121a561dc0f5/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.ufo.BOUNDED-8.pals.c.v+sep-reducer.c[25895,25908] [2021-11-23 01:07:09,081 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_49abda3b-1974-415b-82f6-121a561dc0f5/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.ufo.BOUNDED-8.pals.c.v+sep-reducer.c[29420,29433] [2021-11-23 01:07:09,092 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_49abda3b-1974-415b-82f6-121a561dc0f5/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.ufo.BOUNDED-8.pals.c.v+sep-reducer.c[32798,32811] [2021-11-23 01:07:09,106 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_49abda3b-1974-415b-82f6-121a561dc0f5/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.ufo.BOUNDED-8.pals.c.v+sep-reducer.c[36856,36869] [2021-11-23 01:07:09,117 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_49abda3b-1974-415b-82f6-121a561dc0f5/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.ufo.BOUNDED-8.pals.c.v+sep-reducer.c[40310,40323] [2021-11-23 01:07:09,128 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_49abda3b-1974-415b-82f6-121a561dc0f5/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.ufo.BOUNDED-8.pals.c.v+sep-reducer.c[43875,43888] [2021-11-23 01:07:09,139 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_49abda3b-1974-415b-82f6-121a561dc0f5/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.ufo.BOUNDED-8.pals.c.v+sep-reducer.c[47290,47303] [2021-11-23 01:07:09,150 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_49abda3b-1974-415b-82f6-121a561dc0f5/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.ufo.BOUNDED-8.pals.c.v+sep-reducer.c[50969,50982] [2021-11-23 01:07:09,160 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_49abda3b-1974-415b-82f6-121a561dc0f5/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.ufo.BOUNDED-8.pals.c.v+sep-reducer.c[54551,54564] [2021-11-23 01:07:09,187 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_49abda3b-1974-415b-82f6-121a561dc0f5/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.ufo.BOUNDED-8.pals.c.v+sep-reducer.c[58080,58093] [2021-11-23 01:07:09,228 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:07:09,246 INFO L208 MainTranslator]: Completed translation [2021-11-23 01:07:09,247 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:07:09 WrapperNode [2021-11-23 01:07:09,247 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 01:07:09,248 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 01:07:09,249 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 01:07:09,249 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 01:07:09,257 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:07:09" (1/1) ... [2021-11-23 01:07:09,285 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:07:09" (1/1) ... [2021-11-23 01:07:09,389 INFO L137 Inliner]: procedures = 23, calls = 7, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 2761 [2021-11-23 01:07:09,390 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 01:07:09,391 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 01:07:09,391 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 01:07:09,392 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 01:07:09,401 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:07:09" (1/1) ... [2021-11-23 01:07:09,402 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:07:09" (1/1) ... [2021-11-23 01:07:09,415 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:07:09" (1/1) ... [2021-11-23 01:07:09,415 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:07:09" (1/1) ... [2021-11-23 01:07:09,468 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:07:09" (1/1) ... [2021-11-23 01:07:09,498 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:07:09" (1/1) ... [2021-11-23 01:07:09,506 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:07:09" (1/1) ... [2021-11-23 01:07:09,523 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 01:07:09,531 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 01:07:09,531 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 01:07:09,531 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 01:07:09,533 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:07:09" (1/1) ... [2021-11-23 01:07:09,542 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:07:09,554 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49abda3b-1974-415b-82f6-121a561dc0f5/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-23 01:07:09,567 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49abda3b-1974-415b-82f6-121a561dc0f5/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 01:07:09,585 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49abda3b-1974-415b-82f6-121a561dc0f5/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 01:07:09,619 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 01:07:09,619 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 01:07:09,619 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 01:07:09,619 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 01:07:09,823 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 01:07:09,824 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 01:07:11,530 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 01:07:11,661 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 01:07:11,661 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-23 01:07:11,665 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:07:11 BoogieIcfgContainer [2021-11-23 01:07:11,665 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 01:07:11,666 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 01:07:11,666 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 01:07:11,677 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 01:07:11,678 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:07:11" (1/1) ... [2021-11-23 01:07:11,687 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 01:07:11,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:11,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 962 states to 551 states and 962 transitions. [2021-11-23 01:07:11,772 INFO L276 IsEmpty]: Start isEmpty. Operand 551 states and 962 transitions. [2021-11-23 01:07:11,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-23 01:07:11,783 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:11,784 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:11,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:12,170 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 01:07:12,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:12,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 944 states to 543 states and 944 transitions. [2021-11-23 01:07:12,364 INFO L276 IsEmpty]: Start isEmpty. Operand 543 states and 944 transitions. [2021-11-23 01:07:12,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-23 01:07:12,380 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:12,380 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:12,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:12,551 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 01:07:12,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:12,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 869 states to 503 states and 869 transitions. [2021-11-23 01:07:12,969 INFO L276 IsEmpty]: Start isEmpty. Operand 503 states and 869 transitions. [2021-11-23 01:07:12,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-23 01:07:12,970 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:12,971 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:13,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:13,091 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 01:07:13,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:13,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 851 states to 495 states and 851 transitions. [2021-11-23 01:07:13,184 INFO L276 IsEmpty]: Start isEmpty. Operand 495 states and 851 transitions. [2021-11-23 01:07:13,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-23 01:07:13,185 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:13,186 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:13,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:13,300 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 01:07:13,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:13,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 833 states to 487 states and 833 transitions. [2021-11-23 01:07:13,360 INFO L276 IsEmpty]: Start isEmpty. Operand 487 states and 833 transitions. [2021-11-23 01:07:13,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-23 01:07:13,363 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:13,364 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:13,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:13,510 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 01:07:14,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:14,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 608 states to 368 states and 608 transitions. [2021-11-23 01:07:14,394 INFO L276 IsEmpty]: Start isEmpty. Operand 368 states and 608 transitions. [2021-11-23 01:07:14,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-23 01:07:14,396 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:14,396 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:14,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:14,454 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 01:07:14,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:14,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 481 states to 294 states and 481 transitions. [2021-11-23 01:07:14,530 INFO L276 IsEmpty]: Start isEmpty. Operand 294 states and 481 transitions. [2021-11-23 01:07:14,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-23 01:07:14,532 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:14,533 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:14,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:14,628 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 01:07:14,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:14,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 464 states to 286 states and 464 transitions. [2021-11-23 01:07:14,667 INFO L276 IsEmpty]: Start isEmpty. Operand 286 states and 464 transitions. [2021-11-23 01:07:14,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-23 01:07:14,668 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:14,669 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:14,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:14,781 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 01:07:16,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:16,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 392 states to 245 states and 392 transitions. [2021-11-23 01:07:16,032 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 392 transitions. [2021-11-23 01:07:16,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-23 01:07:16,033 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:16,033 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:16,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:16,486 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 01:07:19,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:19,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 391 states to 245 states and 391 transitions. [2021-11-23 01:07:19,786 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 391 transitions. [2021-11-23 01:07:19,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-23 01:07:19,787 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:19,787 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:19,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:20,337 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 01:07:25,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:25,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 396 states to 249 states and 396 transitions. [2021-11-23 01:07:25,074 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 396 transitions. [2021-11-23 01:07:25,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-23 01:07:25,075 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:25,075 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:25,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:25,699 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 01:07:32,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:32,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 395 states to 249 states and 395 transitions. [2021-11-23 01:07:32,101 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 395 transitions. [2021-11-23 01:07:32,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-23 01:07:32,103 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:32,103 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:32,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:32,301 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 01:07:32,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:32,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 393 states to 249 states and 393 transitions. [2021-11-23 01:07:32,490 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 393 transitions. [2021-11-23 01:07:32,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-23 01:07:32,490 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:32,491 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:32,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:33,430 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 01:07:43,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:43,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 392 states to 249 states and 392 transitions. [2021-11-23 01:07:43,696 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 392 transitions. [2021-11-23 01:07:43,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-23 01:07:43,696 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:43,697 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:43,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:44,526 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 01:07:47,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:47,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 391 states to 249 states and 391 transitions. [2021-11-23 01:07:47,713 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 391 transitions. [2021-11-23 01:07:47,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-23 01:07:47,714 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:47,714 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:47,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:48,463 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 01:07:57,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:57,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 390 states to 249 states and 390 transitions. [2021-11-23 01:07:57,702 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 390 transitions. [2021-11-23 01:07:57,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-23 01:07:57,703 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:57,703 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:57,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:57,962 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 01:07:59,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:59,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 389 states to 249 states and 389 transitions. [2021-11-23 01:07:59,100 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 389 transitions. [2021-11-23 01:07:59,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-23 01:07:59,101 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:59,102 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:59,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:59,424 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 01:07:59,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:59,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 388 states to 249 states and 388 transitions. [2021-11-23 01:07:59,665 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 388 transitions. [2021-11-23 01:07:59,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-23 01:07:59,666 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:59,667 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:59,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:08:00,735 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 01:08:02,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:08:02,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 386 states to 249 states and 386 transitions. [2021-11-23 01:08:02,131 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 386 transitions. [2021-11-23 01:08:02,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-23 01:08:02,132 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:08:02,133 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:08:02,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:08:02,696 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 01:08:03,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:08:03,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 380 states to 245 states and 380 transitions. [2021-11-23 01:08:03,173 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 380 transitions. [2021-11-23 01:08:03,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-23 01:08:03,174 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:08:03,175 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:08:03,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:08:10,005 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 01:08:44,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:08:44,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 404 states to 260 states and 404 transitions. [2021-11-23 01:08:44,279 INFO L276 IsEmpty]: Start isEmpty. Operand 260 states and 404 transitions. [2021-11-23 01:08:44,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-23 01:08:44,280 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:08:44,281 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:08:44,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:08:52,401 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 01:09:36,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:36,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 421 states to 271 states and 421 transitions. [2021-11-23 01:09:36,906 INFO L276 IsEmpty]: Start isEmpty. Operand 271 states and 421 transitions. [2021-11-23 01:09:36,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-23 01:09:36,907 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:36,908 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:36,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:40,604 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 01:10:11,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:11,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 301 states to 190 states and 301 transitions. [2021-11-23 01:10:11,988 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 301 transitions. [2021-11-23 01:10:11,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-23 01:10:11,988 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:11,988 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:12,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:17,412 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 01:11:14,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:14,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 331 states to 207 states and 331 transitions. [2021-11-23 01:11:14,484 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 331 transitions. [2021-11-23 01:11:14,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-23 01:11:14,485 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:14,485 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:14,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:15,990 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 01:11:24,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:24,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 350 states to 218 states and 350 transitions. [2021-11-23 01:11:24,940 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 350 transitions. [2021-11-23 01:11:24,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-23 01:11:24,940 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:24,941 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:24,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:35,890 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 01:12:57,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:57,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 372 states to 232 states and 372 transitions. [2021-11-23 01:12:57,035 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 372 transitions. [2021-11-23 01:12:57,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-23 01:12:57,038 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:57,038 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:57,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:04,033 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 01:14:30,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:30,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 350 states to 222 states and 350 transitions. [2021-11-23 01:14:30,251 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 350 transitions. [2021-11-23 01:14:30,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-23 01:14:30,252 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:30,252 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:30,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:36,295 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 01:14:44,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:44,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 352 states to 223 states and 352 transitions. [2021-11-23 01:14:44,608 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 352 transitions. [2021-11-23 01:14:44,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-23 01:14:44,609 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:44,609 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:44,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:53,150 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 01:16:47,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:47,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 369 states to 234 states and 369 transitions. [2021-11-23 01:16:47,402 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states and 369 transitions. [2021-11-23 01:16:47,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-23 01:16:47,404 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:47,404 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:47,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:51,594 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 01:17:09,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:17:09,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 381 states to 241 states and 381 transitions. [2021-11-23 01:17:09,892 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 381 transitions. [2021-11-23 01:17:09,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-23 01:17:09,893 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:17:09,893 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:17:09,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:17:27,858 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.