./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.3_overflow.ufo.UNBOUNDED.pals.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 6b4ec56b Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a18050f8-9154-4c9d-914d-0ab35e3b73bb/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a18050f8-9154-4c9d-914d-0ab35e3b73bb/bin/ukojak-pZX7IvK2PQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a18050f8-9154-4c9d-914d-0ab35e3b73bb/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a18050f8-9154-4c9d-914d-0ab35e3b73bb/bin/ukojak-pZX7IvK2PQ/config/KojakReach.xml -i ../../sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.3_overflow.ufo.UNBOUNDED.pals.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a18050f8-9154-4c9d-914d-0ab35e3b73bb/bin/ukojak-pZX7IvK2PQ/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a18050f8-9154-4c9d-914d-0ab35e3b73bb/bin/ukojak-pZX7IvK2PQ --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 1f7b08d697525a6b6e4b6c32e081a52208b7f6ea0ef3da259b2ed32d3a516e9b --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-6b4ec56 [2022-11-20 17:40:52,606 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 17:40:52,608 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 17:40:52,638 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 17:40:52,639 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 17:40:52,640 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 17:40:52,641 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 17:40:52,643 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 17:40:52,645 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 17:40:52,646 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 17:40:52,650 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 17:40:52,655 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 17:40:52,656 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 17:40:52,664 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 17:40:52,667 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 17:40:52,669 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 17:40:52,670 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 17:40:52,672 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 17:40:52,674 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 17:40:52,680 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 17:40:52,682 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 17:40:52,684 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 17:40:52,686 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 17:40:52,687 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 17:40:52,695 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 17:40:52,695 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 17:40:52,696 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 17:40:52,696 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 17:40:52,697 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 17:40:52,698 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 17:40:52,698 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 17:40:52,699 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 17:40:52,700 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 17:40:52,700 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 17:40:52,701 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 17:40:52,702 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 17:40:52,702 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 17:40:52,703 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 17:40:52,703 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 17:40:52,704 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 17:40:52,705 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 17:40:52,709 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a18050f8-9154-4c9d-914d-0ab35e3b73bb/bin/ukojak-pZX7IvK2PQ/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-11-20 17:40:52,740 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 17:40:52,740 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 17:40:52,741 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 17:40:52,742 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-20 17:40:52,743 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 17:40:52,743 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 17:40:52,743 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 17:40:52,744 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-20 17:40:52,744 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 17:40:52,744 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-20 17:40:52,745 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 17:40:52,745 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 17:40:52,746 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 17:40:52,746 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 17:40:52,746 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-20 17:40:52,746 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 17:40:52,747 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 17:40:52,747 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 17:40:52,747 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 17:40:52,747 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 17:40:52,748 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 17:40:52,748 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:40:52,748 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 17:40:52,748 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 17:40:52,749 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 17:40:52,749 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-20 17:40:52,749 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-20 17:40:52,749 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 17:40:52,750 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_a18050f8-9154-4c9d-914d-0ab35e3b73bb/bin/ukojak-pZX7IvK2PQ/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a18050f8-9154-4c9d-914d-0ab35e3b73bb/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1f7b08d697525a6b6e4b6c32e081a52208b7f6ea0ef3da259b2ed32d3a516e9b [2022-11-20 17:40:53,084 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 17:40:53,122 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 17:40:53,125 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 17:40:53,126 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 17:40:53,127 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 17:40:53,128 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a18050f8-9154-4c9d-914d-0ab35e3b73bb/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.3_overflow.ufo.UNBOUNDED.pals.c [2022-11-20 17:40:56,073 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 17:40:56,324 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 17:40:56,325 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a18050f8-9154-4c9d-914d-0ab35e3b73bb/sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.3_overflow.ufo.UNBOUNDED.pals.c [2022-11-20 17:40:56,336 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a18050f8-9154-4c9d-914d-0ab35e3b73bb/bin/ukojak-pZX7IvK2PQ/data/2bc7977a8/7755eea2de55432b96f2c8e9cfd4cee1/FLAG864496640 [2022-11-20 17:40:56,352 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a18050f8-9154-4c9d-914d-0ab35e3b73bb/bin/ukojak-pZX7IvK2PQ/data/2bc7977a8/7755eea2de55432b96f2c8e9cfd4cee1 [2022-11-20 17:40:56,355 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 17:40:56,357 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 17:40:56,362 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 17:40:56,363 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 17:40:56,367 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 17:40:56,367 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:40:56" (1/1) ... [2022-11-20 17:40:56,369 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3294e204 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:40:56, skipping insertion in model container [2022-11-20 17:40:56,369 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:40:56" (1/1) ... [2022-11-20 17:40:56,377 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 17:40:56,412 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 17:40:56,697 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a18050f8-9154-4c9d-914d-0ab35e3b73bb/sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.3_overflow.ufo.UNBOUNDED.pals.c[14467,14480] [2022-11-20 17:40:56,701 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:40:56,717 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 17:40:56,776 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a18050f8-9154-4c9d-914d-0ab35e3b73bb/sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.3_overflow.ufo.UNBOUNDED.pals.c[14467,14480] [2022-11-20 17:40:56,776 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:40:56,792 INFO L208 MainTranslator]: Completed translation [2022-11-20 17:40:56,792 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:40:56 WrapperNode [2022-11-20 17:40:56,792 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 17:40:56,793 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 17:40:56,793 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 17:40:56,794 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 17:40:56,802 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:40:56" (1/1) ... [2022-11-20 17:40:56,815 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:40:56" (1/1) ... [2022-11-20 17:40:56,852 INFO L138 Inliner]: procedures = 23, calls = 14, calls flagged for inlining = 9, calls inlined = 9, statements flattened = 449 [2022-11-20 17:40:56,852 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 17:40:56,853 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 17:40:56,853 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 17:40:56,853 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 17:40:56,863 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:40:56" (1/1) ... [2022-11-20 17:40:56,863 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:40:56" (1/1) ... [2022-11-20 17:40:56,867 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:40:56" (1/1) ... [2022-11-20 17:40:56,867 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:40:56" (1/1) ... [2022-11-20 17:40:56,876 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:40:56" (1/1) ... [2022-11-20 17:40:56,883 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:40:56" (1/1) ... [2022-11-20 17:40:56,886 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:40:56" (1/1) ... [2022-11-20 17:40:56,888 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:40:56" (1/1) ... [2022-11-20 17:40:56,892 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 17:40:56,893 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 17:40:56,893 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 17:40:56,893 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 17:40:56,894 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:40:56" (1/1) ... [2022-11-20 17:40:56,900 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:40:56,912 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a18050f8-9154-4c9d-914d-0ab35e3b73bb/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 17:40:56,944 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a18050f8-9154-4c9d-914d-0ab35e3b73bb/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 17:40:56,978 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a18050f8-9154-4c9d-914d-0ab35e3b73bb/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 17:40:57,009 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 17:40:57,010 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-20 17:40:57,012 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 17:40:57,013 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 17:40:57,160 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 17:40:57,163 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 17:40:57,946 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 17:40:58,862 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 17:40:58,862 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-20 17:40:58,868 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:40:58 BoogieIcfgContainer [2022-11-20 17:40:58,868 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 17:40:58,870 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-20 17:40:58,870 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-20 17:40:58,882 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-20 17:40:58,882 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:40:58" (1/1) ... [2022-11-20 17:40:58,897 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 17:40:58,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:40:58,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 19 states and 30 transitions. [2022-11-20 17:40:58,970 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 30 transitions. [2022-11-20 17:40:58,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-11-20 17:40:58,973 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:40:58,974 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:40:59,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:41:01,592 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:41:01,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:41:01,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 20 states and 32 transitions. [2022-11-20 17:41:01,732 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 32 transitions. [2022-11-20 17:41:01,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-11-20 17:41:01,733 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:41:01,733 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:41:01,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:41:03,128 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:41:03,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:41:03,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 23 states and 38 transitions. [2022-11-20 17:41:03,444 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 38 transitions. [2022-11-20 17:41:03,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-11-20 17:41:03,445 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:41:03,445 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:41:03,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:41:04,746 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:41:05,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:41:05,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 46 transitions. [2022-11-20 17:41:05,225 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 46 transitions. [2022-11-20 17:41:05,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-11-20 17:41:05,228 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:41:05,228 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:41:05,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:41:06,410 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:41:07,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:41:07,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 32 states and 56 transitions. [2022-11-20 17:41:07,162 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 56 transitions. [2022-11-20 17:41:07,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-11-20 17:41:07,163 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:41:07,163 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:41:07,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:41:08,593 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:41:09,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:41:09,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 39 states and 68 transitions. [2022-11-20 17:41:09,599 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 68 transitions. [2022-11-20 17:41:09,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-11-20 17:41:09,601 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:41:09,601 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:41:09,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:41:10,768 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:41:12,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:41:12,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 45 states and 79 transitions. [2022-11-20 17:41:12,045 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 79 transitions. [2022-11-20 17:41:12,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-11-20 17:41:12,046 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:41:12,046 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:41:12,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:41:12,151 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:41:12,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:41:12,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 46 states and 79 transitions. [2022-11-20 17:41:12,421 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 79 transitions. [2022-11-20 17:41:12,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-11-20 17:41:12,421 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:41:12,422 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:41:12,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:41:12,484 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:41:12,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:41:12,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 47 states and 80 transitions. [2022-11-20 17:41:12,513 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 80 transitions. [2022-11-20 17:41:12,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-11-20 17:41:12,514 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:41:12,515 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:41:12,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:41:13,861 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:41:15,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:41:15,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 57 states and 96 transitions. [2022-11-20 17:41:15,994 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 96 transitions. [2022-11-20 17:41:15,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-11-20 17:41:15,995 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:41:15,995 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:41:16,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:41:16,330 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:41:16,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:41:16,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 60 states and 101 transitions. [2022-11-20 17:41:16,611 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 101 transitions. [2022-11-20 17:41:16,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-11-20 17:41:16,612 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:41:16,612 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:41:17,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:41:19,594 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:41:24,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:41:24,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 76 states and 133 transitions. [2022-11-20 17:41:24,671 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 133 transitions. [2022-11-20 17:41:24,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-11-20 17:41:24,673 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:41:24,674 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:41:24,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:41:26,750 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:41:32,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:41:32,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 93 states and 166 transitions. [2022-11-20 17:41:32,582 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 166 transitions. [2022-11-20 17:41:32,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-11-20 17:41:32,583 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:41:32,583 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:41:32,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:41:34,330 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:41:34,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:41:34,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 94 states and 169 transitions. [2022-11-20 17:41:34,828 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 169 transitions. [2022-11-20 17:41:34,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-11-20 17:41:34,829 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:41:34,830 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:41:35,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:41:36,738 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:41:43,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:41:43,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 112 states and 204 transitions. [2022-11-20 17:41:43,152 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 204 transitions. [2022-11-20 17:41:43,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-11-20 17:41:43,153 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:41:43,153 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:41:43,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:41:44,768 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:41:45,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:41:45,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 114 states and 210 transitions. [2022-11-20 17:41:45,981 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 210 transitions. [2022-11-20 17:41:45,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-11-20 17:41:45,982 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:41:45,982 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:41:46,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:41:47,632 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:41:48,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:41:48,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 115 states and 213 transitions. [2022-11-20 17:41:48,076 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 213 transitions. [2022-11-20 17:41:48,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-11-20 17:41:48,077 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:41:48,077 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:41:48,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:41:50,948 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:41:57,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:41:57,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 129 states and 242 transitions. [2022-11-20 17:41:57,714 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 242 transitions. [2022-11-20 17:41:57,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-11-20 17:41:57,715 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:41:57,715 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:41:57,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:42:00,246 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:42:01,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:42:01,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 130 states and 243 transitions. [2022-11-20 17:42:01,611 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 243 transitions. [2022-11-20 17:42:01,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-11-20 17:42:01,612 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:42:01,612 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:42:01,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:42:03,278 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:42:04,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:42:04,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 250 states to 132 states and 250 transitions. [2022-11-20 17:42:04,459 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 250 transitions. [2022-11-20 17:42:04,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-11-20 17:42:04,459 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:42:04,459 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:42:04,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:42:06,780 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:42:07,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:42:07,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 251 states to 133 states and 251 transitions. [2022-11-20 17:42:07,853 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 251 transitions. [2022-11-20 17:42:07,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-11-20 17:42:07,854 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:42:07,855 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:42:08,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:42:10,249 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:42:17,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:42:17,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 272 states to 141 states and 272 transitions. [2022-11-20 17:42:17,309 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 272 transitions. [2022-11-20 17:42:17,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-11-20 17:42:17,310 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:42:17,310 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:42:17,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:42:18,938 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:42:21,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:42:21,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 282 states to 145 states and 282 transitions. [2022-11-20 17:42:21,439 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 282 transitions. [2022-11-20 17:42:21,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-11-20 17:42:21,439 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:42:21,440 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:42:21,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:42:23,409 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:42:24,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:42:24,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 283 states to 146 states and 283 transitions. [2022-11-20 17:42:24,444 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 283 transitions. [2022-11-20 17:42:24,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-11-20 17:42:24,445 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:42:24,445 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:42:24,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:42:26,376 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:42:27,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:42:27,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 286 states to 147 states and 286 transitions. [2022-11-20 17:42:27,732 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 286 transitions. [2022-11-20 17:42:27,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-11-20 17:42:27,732 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:42:27,733 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:42:27,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:42:29,211 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:42:29,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:42:29,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 287 states to 148 states and 287 transitions. [2022-11-20 17:42:29,886 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 287 transitions. [2022-11-20 17:42:29,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-11-20 17:42:29,887 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:42:29,887 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:42:30,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:42:31,855 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:42:32,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:42:32,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 288 states to 149 states and 288 transitions. [2022-11-20 17:42:32,986 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 288 transitions. [2022-11-20 17:42:32,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-20 17:42:32,986 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:42:32,987 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:42:33,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:42:34,516 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 3 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:42:41,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:42:41,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 323 states to 162 states and 323 transitions. [2022-11-20 17:42:41,249 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 323 transitions. [2022-11-20 17:42:41,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-20 17:42:41,250 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:42:41,250 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:42:41,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:42:42,912 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 3 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:42:46,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:42:46,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 341 states to 167 states and 341 transitions. [2022-11-20 17:42:46,937 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 341 transitions. [2022-11-20 17:42:46,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-11-20 17:42:46,938 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:42:46,938 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:42:47,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:42:49,026 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 2 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:42:55,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:42:55,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 357 states to 175 states and 357 transitions. [2022-11-20 17:42:55,500 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 357 transitions. [2022-11-20 17:42:55,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-11-20 17:42:55,501 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:42:55,501 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:42:55,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:42:58,380 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 5 proven. 17 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:43:07,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:43:07,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 389 states to 188 states and 389 transitions. [2022-11-20 17:43:07,477 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 389 transitions. [2022-11-20 17:43:07,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-11-20 17:43:07,478 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:43:07,478 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:43:07,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:43:09,863 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 5 proven. 19 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:43:18,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:43:18,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 412 states to 199 states and 412 transitions. [2022-11-20 17:43:18,695 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 412 transitions. [2022-11-20 17:43:18,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-11-20 17:43:18,695 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:43:18,696 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:43:18,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:43:20,794 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 5 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:43:28,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:43:28,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 430 states to 209 states and 430 transitions. [2022-11-20 17:43:28,630 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 430 transitions. [2022-11-20 17:43:28,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-11-20 17:43:28,631 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:43:28,631 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:43:29,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:43:30,112 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 5 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:43:31,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:43:31,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 435 states to 210 states and 435 transitions. [2022-11-20 17:43:31,112 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 435 transitions. [2022-11-20 17:43:31,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-11-20 17:43:31,113 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:43:31,113 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:43:31,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:43:33,295 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 5 proven. 23 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:43:41,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:43:41,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 457 states to 220 states and 457 transitions. [2022-11-20 17:43:41,625 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 457 transitions. [2022-11-20 17:43:41,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-11-20 17:43:41,626 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:43:41,626 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:43:41,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:43:43,063 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 5 proven. 23 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:43:43,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:43:43,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 460 states to 221 states and 460 transitions. [2022-11-20 17:43:43,995 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 460 transitions. [2022-11-20 17:43:43,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-11-20 17:43:43,996 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:43:43,996 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:43:44,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:43:45,454 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 5 proven. 23 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:43:47,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:43:47,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 467 states to 223 states and 467 transitions. [2022-11-20 17:43:47,297 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 467 transitions. [2022-11-20 17:43:47,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-11-20 17:43:47,298 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:43:47,299 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:43:47,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:43:50,046 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 5 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:43:55,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:43:55,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 475 states to 226 states and 475 transitions. [2022-11-20 17:43:55,486 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 475 transitions. [2022-11-20 17:43:55,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-11-20 17:43:55,487 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:43:55,487 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:43:55,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:43:57,288 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 5 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:43:58,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:43:58,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 476 states to 227 states and 476 transitions. [2022-11-20 17:43:58,226 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 476 transitions. [2022-11-20 17:43:58,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-11-20 17:43:58,227 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:43:58,227 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:43:58,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:44:00,016 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 5 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:44:02,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:44:02,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 484 states to 229 states and 484 transitions. [2022-11-20 17:44:02,030 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states and 484 transitions. [2022-11-20 17:44:02,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-11-20 17:44:02,031 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:44:02,033 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:44:02,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:44:03,679 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 5 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:44:05,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:44:05,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 492 states to 231 states and 492 transitions. [2022-11-20 17:44:05,682 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 492 transitions. [2022-11-20 17:44:05,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-11-20 17:44:05,682 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:44:05,683 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:44:05,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:44:08,028 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 25 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:44:19,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:44:19,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 525 states to 245 states and 525 transitions. [2022-11-20 17:44:19,615 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 525 transitions. [2022-11-20 17:44:19,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-11-20 17:44:19,616 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:44:19,616 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:44:19,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:44:23,532 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 6 proven. 26 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:44:28,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:44:28,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 534 states to 248 states and 534 transitions. [2022-11-20 17:44:28,914 INFO L276 IsEmpty]: Start isEmpty. Operand 248 states and 534 transitions. [2022-11-20 17:44:28,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-11-20 17:44:28,915 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:44:28,916 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:44:29,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:44:30,951 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 25 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:44:35,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:44:35,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 546 states to 252 states and 546 transitions. [2022-11-20 17:44:35,509 INFO L276 IsEmpty]: Start isEmpty. Operand 252 states and 546 transitions. [2022-11-20 17:44:35,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-11-20 17:44:35,510 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:44:35,511 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:44:35,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:44:37,140 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 25 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:44:39,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:44:39,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 558 states to 255 states and 558 transitions. [2022-11-20 17:44:39,597 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states and 558 transitions. [2022-11-20 17:44:39,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-11-20 17:44:39,597 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:44:39,598 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:44:40,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:44:41,941 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 5 proven. 33 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:44:50,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:44:50,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 580 states to 262 states and 580 transitions. [2022-11-20 17:44:50,785 INFO L276 IsEmpty]: Start isEmpty. Operand 262 states and 580 transitions. [2022-11-20 17:44:50,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-11-20 17:44:50,785 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:44:50,785 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:44:50,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:44:52,492 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 5 proven. 33 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:44:54,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:44:54,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 581 states to 263 states and 581 transitions. [2022-11-20 17:44:54,019 INFO L276 IsEmpty]: Start isEmpty. Operand 263 states and 581 transitions. [2022-11-20 17:44:54,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-11-20 17:44:54,020 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:44:54,020 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:44:54,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:44:56,648 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 5 proven. 33 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:44:57,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:44:57,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 582 states to 264 states and 582 transitions. [2022-11-20 17:44:57,897 INFO L276 IsEmpty]: Start isEmpty. Operand 264 states and 582 transitions. [2022-11-20 17:44:57,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-11-20 17:44:57,897 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:44:57,898 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:44:58,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:44:59,762 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 5 proven. 33 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:45:02,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:45:02,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 591 states to 267 states and 591 transitions. [2022-11-20 17:45:02,328 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 591 transitions. [2022-11-20 17:45:02,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-11-20 17:45:02,329 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:45:02,329 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:45:02,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:45:04,185 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 5 proven. 33 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:45:05,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:45:05,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 595 states to 268 states and 595 transitions. [2022-11-20 17:45:05,626 INFO L276 IsEmpty]: Start isEmpty. Operand 268 states and 595 transitions. [2022-11-20 17:45:05,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-11-20 17:45:05,626 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:45:05,626 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:45:05,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:45:07,579 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 5 proven. 33 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:45:09,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:45:09,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 596 states to 269 states and 596 transitions. [2022-11-20 17:45:09,066 INFO L276 IsEmpty]: Start isEmpty. Operand 269 states and 596 transitions. [2022-11-20 17:45:09,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-11-20 17:45:09,067 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:45:09,068 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:45:09,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:45:10,805 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 5 proven. 33 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:45:13,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:45:13,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 604 states to 272 states and 604 transitions. [2022-11-20 17:45:13,417 INFO L276 IsEmpty]: Start isEmpty. Operand 272 states and 604 transitions. [2022-11-20 17:45:13,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2022-11-20 17:45:13,418 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:45:13,418 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:45:15,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat