./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/seq-mthreaded/pals_lcr.4_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-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b6047ed-11fd-4ea3-8782-7de0fe032c88/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b6047ed-11fd-4ea3-8782-7de0fe032c88/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_6b6047ed-11fd-4ea3-8782-7de0fe032c88/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b6047ed-11fd-4ea3-8782-7de0fe032c88/bin/ukojak-pZX7IvK2PQ/config/KojakReach.xml -i ../../sv-benchmarks/c/seq-mthreaded/pals_lcr.4_overflow.ufo.UNBOUNDED.pals.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b6047ed-11fd-4ea3-8782-7de0fe032c88/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_6b6047ed-11fd-4ea3-8782-7de0fe032c88/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 8cf9a91c8f1111f4616406dfb4a7fdeef392d21e591ff8d6357140f3015668db --- 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 17:12:23,455 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 17:12:23,458 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 17:12:23,504 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 17:12:23,505 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 17:12:23,508 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 17:12:23,513 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 17:12:23,517 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 17:12:23,519 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 17:12:23,521 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 17:12:23,523 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 17:12:23,525 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 17:12:23,526 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 17:12:23,532 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 17:12:23,534 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 17:12:23,535 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 17:12:23,537 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 17:12:23,543 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 17:12:23,545 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 17:12:23,550 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 17:12:23,552 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 17:12:23,555 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 17:12:23,556 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 17:12:23,558 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 17:12:23,569 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 17:12:23,571 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 17:12:23,571 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 17:12:23,573 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 17:12:23,574 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 17:12:23,575 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 17:12:23,576 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 17:12:23,577 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 17:12:23,579 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 17:12:23,580 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 17:12:23,582 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 17:12:23,582 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 17:12:23,583 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 17:12:23,584 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 17:12:23,584 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 17:12:23,585 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 17:12:23,586 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 17:12:23,587 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b6047ed-11fd-4ea3-8782-7de0fe032c88/bin/ukojak-pZX7IvK2PQ/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-11-20 17:12:23,632 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 17:12:23,633 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 17:12:23,634 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 17:12:23,635 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-20 17:12:23,635 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 17:12:23,636 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 17:12:23,636 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 17:12:23,636 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-20 17:12:23,637 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 17:12:23,637 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-20 17:12:23,638 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 17:12:23,638 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 17:12:23,638 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 17:12:23,639 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 17:12:23,639 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-20 17:12:23,639 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 17:12:23,639 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 17:12:23,640 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 17:12:23,640 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 17:12:23,640 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 17:12:23,641 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 17:12:23,641 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:12:23,641 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 17:12:23,641 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 17:12:23,642 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 17:12:23,642 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-20 17:12:23,642 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-20 17:12:23,642 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 17:12:23,643 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_6b6047ed-11fd-4ea3-8782-7de0fe032c88/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b6047ed-11fd-4ea3-8782-7de0fe032c88/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8cf9a91c8f1111f4616406dfb4a7fdeef392d21e591ff8d6357140f3015668db [2022-11-20 17:12:23,952 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 17:12:23,977 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 17:12:23,980 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 17:12:23,981 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 17:12:23,982 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 17:12:23,984 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b6047ed-11fd-4ea3-8782-7de0fe032c88/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/seq-mthreaded/pals_lcr.4_overflow.ufo.UNBOUNDED.pals.c [2022-11-20 17:12:27,074 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 17:12:27,288 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 17:12:27,288 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b6047ed-11fd-4ea3-8782-7de0fe032c88/sv-benchmarks/c/seq-mthreaded/pals_lcr.4_overflow.ufo.UNBOUNDED.pals.c [2022-11-20 17:12:27,298 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b6047ed-11fd-4ea3-8782-7de0fe032c88/bin/ukojak-pZX7IvK2PQ/data/a6ed570dd/a5e26fc21f844f53aa2417220191eef5/FLAG9e68b716b [2022-11-20 17:12:27,314 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b6047ed-11fd-4ea3-8782-7de0fe032c88/bin/ukojak-pZX7IvK2PQ/data/a6ed570dd/a5e26fc21f844f53aa2417220191eef5 [2022-11-20 17:12:27,317 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 17:12:27,319 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 17:12:27,321 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 17:12:27,321 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 17:12:27,325 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 17:12:27,326 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:12:27" (1/1) ... [2022-11-20 17:12:27,327 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@66112041 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:12:27, skipping insertion in model container [2022-11-20 17:12:27,327 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:12:27" (1/1) ... [2022-11-20 17:12:27,336 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 17:12:27,366 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 17:12:27,668 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_6b6047ed-11fd-4ea3-8782-7de0fe032c88/sv-benchmarks/c/seq-mthreaded/pals_lcr.4_overflow.ufo.UNBOUNDED.pals.c[8379,8392] [2022-11-20 17:12:27,672 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:12:27,685 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 17:12:27,734 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_6b6047ed-11fd-4ea3-8782-7de0fe032c88/sv-benchmarks/c/seq-mthreaded/pals_lcr.4_overflow.ufo.UNBOUNDED.pals.c[8379,8392] [2022-11-20 17:12:27,735 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:12:27,751 INFO L208 MainTranslator]: Completed translation [2022-11-20 17:12:27,751 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:12:27 WrapperNode [2022-11-20 17:12:27,751 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 17:12:27,753 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 17:12:27,753 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 17:12:27,753 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 17:12:27,761 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:12:27" (1/1) ... [2022-11-20 17:12:27,785 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:12:27" (1/1) ... [2022-11-20 17:12:27,821 INFO L138 Inliner]: procedures = 24, calls = 15, calls flagged for inlining = 10, calls inlined = 10, statements flattened = 256 [2022-11-20 17:12:27,821 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 17:12:27,822 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 17:12:27,822 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 17:12:27,822 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 17:12:27,830 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:12:27" (1/1) ... [2022-11-20 17:12:27,831 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:12:27" (1/1) ... [2022-11-20 17:12:27,833 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:12:27" (1/1) ... [2022-11-20 17:12:27,833 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:12:27" (1/1) ... [2022-11-20 17:12:27,839 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:12:27" (1/1) ... [2022-11-20 17:12:27,844 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:12:27" (1/1) ... [2022-11-20 17:12:27,846 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:12:27" (1/1) ... [2022-11-20 17:12:27,847 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:12:27" (1/1) ... [2022-11-20 17:12:27,850 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 17:12:27,851 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 17:12:27,851 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 17:12:27,851 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 17:12:27,852 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:12:27" (1/1) ... [2022-11-20 17:12:27,859 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:12:27,871 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b6047ed-11fd-4ea3-8782-7de0fe032c88/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 17:12:27,893 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b6047ed-11fd-4ea3-8782-7de0fe032c88/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 17:12:27,929 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b6047ed-11fd-4ea3-8782-7de0fe032c88/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 17:12:27,964 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 17:12:27,964 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-20 17:12:27,964 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 17:12:27,964 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 17:12:28,062 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 17:12:28,064 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 17:12:28,470 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 17:12:29,062 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 17:12:29,063 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-20 17:12:29,066 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:12:29 BoogieIcfgContainer [2022-11-20 17:12:29,066 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 17:12:29,069 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-20 17:12:29,069 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-20 17:12:29,079 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-20 17:12:29,080 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:12:29" (1/1) ... [2022-11-20 17:12:29,096 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 17:12:29,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:12:29,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 12 states and 16 transitions. [2022-11-20 17:12:29,165 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 16 transitions. [2022-11-20 17:12:29,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-11-20 17:12:29,167 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:12:29,168 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:12:29,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:12:30,737 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 17:12:30,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:12:30,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 13 states and 18 transitions. [2022-11-20 17:12:30,854 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 18 transitions. [2022-11-20 17:12:30,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-11-20 17:12:30,854 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:12:30,855 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:12:30,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:12:31,328 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 17:12:31,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:12:31,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 16 states and 24 transitions. [2022-11-20 17:12:31,698 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 24 transitions. [2022-11-20 17:12:31,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-11-20 17:12:31,699 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:12:31,699 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:12:31,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:12:32,422 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 17:12:32,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:12:32,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 20 states and 30 transitions. [2022-11-20 17:12:32,931 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 30 transitions. [2022-11-20 17:12:32,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-11-20 17:12:32,933 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:12:32,934 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:12:32,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:12:33,215 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 17:12:33,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:12:33,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 23 states and 35 transitions. [2022-11-20 17:12:33,489 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 35 transitions. [2022-11-20 17:12:33,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-11-20 17:12:33,490 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:12:33,490 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:12:33,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:12:37,551 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 17:12:41,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:12:41,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2022-11-20 17:12:41,780 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2022-11-20 17:12:41,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-11-20 17:12:41,781 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:12:41,781 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:12:41,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:12:42,424 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 3 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:12:45,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:12:45,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 43 states and 73 transitions. [2022-11-20 17:12:45,531 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 73 transitions. [2022-11-20 17:12:45,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-11-20 17:12:45,532 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:12:45,532 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:12:45,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:12:50,280 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 17:12:56,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:12:56,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 54 states and 94 transitions. [2022-11-20 17:12:56,874 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 94 transitions. [2022-11-20 17:12:56,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-11-20 17:12:56,876 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:12:56,877 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:12:56,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:12:57,499 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 3 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:12:58,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:12:58,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 56 states and 100 transitions. [2022-11-20 17:12:58,250 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 100 transitions. [2022-11-20 17:12:58,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-11-20 17:12:58,250 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:12:58,251 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:12:58,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:13:02,264 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 17:13:08,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:13:08,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 66 states and 113 transitions. [2022-11-20 17:13:08,812 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 113 transitions. [2022-11-20 17:13:08,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-11-20 17:13:08,813 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:13:08,814 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:13:08,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:13:10,908 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:13:19,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:13:19,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 77 states and 147 transitions. [2022-11-20 17:13:19,452 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 147 transitions. [2022-11-20 17:13:19,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-11-20 17:13:19,453 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:13:19,453 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:13:19,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:13:21,732 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:13:33,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:13:33,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 88 states and 184 transitions. [2022-11-20 17:13:33,371 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 184 transitions. [2022-11-20 17:13:33,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-11-20 17:13:33,372 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:13:33,373 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:13:33,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:13:35,849 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 5 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:13:41,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:13:41,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 96 states and 211 transitions. [2022-11-20 17:13:41,918 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 211 transitions. [2022-11-20 17:13:41,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-11-20 17:13:41,919 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:13:41,919 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:13:42,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:13:43,474 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 7 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:13:48,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:13:48,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 103 states and 232 transitions. [2022-11-20 17:13:48,989 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 232 transitions. [2022-11-20 17:13:48,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-11-20 17:13:48,991 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:13:48,991 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:13:49,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:13:49,933 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 6 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:13:54,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:13:54,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 110 states and 243 transitions. [2022-11-20 17:13:54,314 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 243 transitions. [2022-11-20 17:13:54,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-11-20 17:13:54,318 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:13:54,319 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:13:54,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:13:56,823 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 5 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:14:08,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:14:08,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 281 states to 127 states and 281 transitions. [2022-11-20 17:14:08,597 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 281 transitions. [2022-11-20 17:14:08,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-11-20 17:14:08,598 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:14:08,598 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:14:08,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:14:10,536 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 7 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:14:17,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:14:17,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 295 states to 134 states and 295 transitions. [2022-11-20 17:14:17,296 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 295 transitions. [2022-11-20 17:14:17,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-11-20 17:14:17,297 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:14:17,298 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:14:17,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:14:44,950 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 6 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:15:53,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:15:53,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 368 states to 159 states and 368 transitions. [2022-11-20 17:15:53,337 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 368 transitions. [2022-11-20 17:15:53,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-11-20 17:15:53,338 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:15:53,339 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:15:53,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:17:07,067 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 6 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:20:21,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:20:21,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 450 states to 184 states and 450 transitions. [2022-11-20 17:20:21,014 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 450 transitions. [2022-11-20 17:20:21,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-11-20 17:20:21,015 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:20:21,015 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:20:21,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:22:12,007 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 6 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:23:47,671 WARN L233 SmtUtils]: Spent 5.49s on a formula simplification. DAG size of input: 467 DAG size of output: 401 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-20 17:24:09,785 WARN L233 SmtUtils]: Spent 5.36s on a formula simplification. DAG size of input: 469 DAG size of output: 403 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-20 17:24:34,144 WARN L233 SmtUtils]: Spent 5.26s on a formula simplification. DAG size of input: 460 DAG size of output: 394 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-20 17:25:02,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:25:02,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 502 states to 203 states and 502 transitions. [2022-11-20 17:25:02,221 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 502 transitions. [2022-11-20 17:25:02,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-11-20 17:25:02,222 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:25:02,222 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:25:02,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat