./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.1.ufo.BOUNDED-8.pals.c.v+cfa-reducer.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_4b158472-5da2-464b-bd6f-e0ed997144ab/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b158472-5da2-464b-bd6f-e0ed997144ab/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_4b158472-5da2-464b-bd6f-e0ed997144ab/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b158472-5da2-464b-bd6f-e0ed997144ab/bin/ukojak-pZX7IvK2PQ/config/KojakReach.xml -i ../../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.1.ufo.BOUNDED-8.pals.c.v+cfa-reducer.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b158472-5da2-464b-bd6f-e0ed997144ab/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_4b158472-5da2-464b-bd6f-e0ed997144ab/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 160554c42c564a52ebd5fe8cd6d07ff66d908df6432eaaa8c30073c4760a7967 --- 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 17:09:54,367 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 17:09:54,369 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 17:09:54,395 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 17:09:54,397 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 17:09:54,401 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 17:09:54,405 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 17:09:54,408 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 17:09:54,411 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 17:09:54,417 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 17:09:54,419 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 17:09:54,421 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 17:09:54,421 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 17:09:54,427 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 17:09:54,428 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 17:09:54,431 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 17:09:54,433 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 17:09:54,434 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 17:09:54,435 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 17:09:54,442 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 17:09:54,444 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 17:09:54,446 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 17:09:54,448 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 17:09:54,449 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 17:09:54,459 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 17:09:54,460 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 17:09:54,460 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 17:09:54,462 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 17:09:54,463 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 17:09:54,464 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 17:09:54,465 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 17:09:54,466 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 17:09:54,468 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 17:09:54,469 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 17:09:54,471 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 17:09:54,471 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 17:09:54,472 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 17:09:54,473 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 17:09:54,473 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 17:09:54,475 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 17:09:54,476 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 17:09:54,477 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b158472-5da2-464b-bd6f-e0ed997144ab/bin/ukojak-pZX7IvK2PQ/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-11-20 17:09:54,513 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 17:09:54,518 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 17:09:54,519 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 17:09:54,519 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-20 17:09:54,520 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 17:09:54,521 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 17:09:54,521 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 17:09:54,521 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-20 17:09:54,522 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 17:09:54,522 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-20 17:09:54,523 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 17:09:54,523 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 17:09:54,524 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 17:09:54,524 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 17:09:54,524 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-20 17:09:54,524 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 17:09:54,525 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 17:09:54,525 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 17:09:54,525 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 17:09:54,526 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 17:09:54,526 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 17:09:54,526 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:09:54,527 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 17:09:54,527 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 17:09:54,527 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 17:09:54,527 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-20 17:09:54,528 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-20 17:09:54,528 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 17:09:54,529 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_4b158472-5da2-464b-bd6f-e0ed997144ab/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b158472-5da2-464b-bd6f-e0ed997144ab/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 160554c42c564a52ebd5fe8cd6d07ff66d908df6432eaaa8c30073c4760a7967 [2022-11-20 17:09:54,897 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 17:09:54,936 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 17:09:54,939 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 17:09:54,940 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 17:09:54,941 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 17:09:54,943 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b158472-5da2-464b-bd6f-e0ed997144ab/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.1.ufo.BOUNDED-8.pals.c.v+cfa-reducer.c [2022-11-20 17:09:58,046 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 17:09:58,277 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 17:09:58,278 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b158472-5da2-464b-bd6f-e0ed997144ab/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.1.ufo.BOUNDED-8.pals.c.v+cfa-reducer.c [2022-11-20 17:09:58,289 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b158472-5da2-464b-bd6f-e0ed997144ab/bin/ukojak-pZX7IvK2PQ/data/9eadda836/13cb97db844e4b70925b225284678be4/FLAGc7f6b2f96 [2022-11-20 17:09:58,308 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b158472-5da2-464b-bd6f-e0ed997144ab/bin/ukojak-pZX7IvK2PQ/data/9eadda836/13cb97db844e4b70925b225284678be4 [2022-11-20 17:09:58,312 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 17:09:58,315 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 17:09:58,319 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 17:09:58,319 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 17:09:58,322 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 17:09:58,323 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:09:58" (1/1) ... [2022-11-20 17:09:58,324 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@291ebdeb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:09:58, skipping insertion in model container [2022-11-20 17:09:58,325 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:09:58" (1/1) ... [2022-11-20 17:09:58,332 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 17:09:58,382 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 17:09:58,654 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_4b158472-5da2-464b-bd6f-e0ed997144ab/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.1.ufo.BOUNDED-8.pals.c.v+cfa-reducer.c[4902,4915] [2022-11-20 17:09:58,690 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:09:58,721 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 17:09:58,789 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_4b158472-5da2-464b-bd6f-e0ed997144ab/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.1.ufo.BOUNDED-8.pals.c.v+cfa-reducer.c[4902,4915] [2022-11-20 17:09:58,818 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:09:58,846 INFO L208 MainTranslator]: Completed translation [2022-11-20 17:09:58,847 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:09:58 WrapperNode [2022-11-20 17:09:58,847 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 17:09:58,849 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 17:09:58,849 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 17:09:58,849 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 17:09:58,857 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:09:58" (1/1) ... [2022-11-20 17:09:58,878 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:09:58" (1/1) ... [2022-11-20 17:09:58,924 INFO L138 Inliner]: procedures = 23, calls = 7, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 343 [2022-11-20 17:09:58,931 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 17:09:58,932 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 17:09:58,932 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 17:09:58,932 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 17:09:58,943 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:09:58" (1/1) ... [2022-11-20 17:09:58,944 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:09:58" (1/1) ... [2022-11-20 17:09:58,957 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:09:58" (1/1) ... [2022-11-20 17:09:58,959 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:09:58" (1/1) ... [2022-11-20 17:09:58,964 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:09:58" (1/1) ... [2022-11-20 17:09:58,981 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:09:58" (1/1) ... [2022-11-20 17:09:58,983 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:09:58" (1/1) ... [2022-11-20 17:09:58,985 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:09:58" (1/1) ... [2022-11-20 17:09:58,987 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 17:09:58,988 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 17:09:58,989 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 17:09:58,990 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 17:09:58,996 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:09:58" (1/1) ... [2022-11-20 17:09:59,005 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:09:59,017 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b158472-5da2-464b-bd6f-e0ed997144ab/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 17:09:59,036 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b158472-5da2-464b-bd6f-e0ed997144ab/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 17:09:59,062 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b158472-5da2-464b-bd6f-e0ed997144ab/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 17:09:59,084 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 17:09:59,084 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-20 17:09:59,084 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 17:09:59,084 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 17:09:59,218 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 17:09:59,220 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 17:09:59,759 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 17:09:59,901 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 17:09:59,901 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-20 17:09:59,904 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:09:59 BoogieIcfgContainer [2022-11-20 17:09:59,904 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 17:09:59,905 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-20 17:09:59,905 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-20 17:09:59,916 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-20 17:09:59,916 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:09:59" (1/1) ... [2022-11-20 17:09:59,926 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 17:09:59,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:09:59,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 60 states and 100 transitions. [2022-11-20 17:09:59,993 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 100 transitions. [2022-11-20 17:09:59,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2022-11-20 17:09:59,996 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:09:59,997 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:10:00,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:10:00,430 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 17:10:00,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:10:00,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 62 states and 102 transitions. [2022-11-20 17:10:00,522 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 102 transitions. [2022-11-20 17:10:00,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2022-11-20 17:10:00,523 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:10:00,523 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:10:00,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:10:00,635 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 17:10:00,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:10:00,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 69 states and 114 transitions. [2022-11-20 17:10:00,781 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 114 transitions. [2022-11-20 17:10:00,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2022-11-20 17:10:00,785 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:10:00,785 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:10:00,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:10:00,879 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 17:10:00,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:10:00,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 70 states and 114 transitions. [2022-11-20 17:10:00,913 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 114 transitions. [2022-11-20 17:10:00,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-11-20 17:10:00,916 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:10:00,917 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:10:00,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:10:01,076 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 17:10:01,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:10:01,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 82 states and 135 transitions. [2022-11-20 17:10:01,379 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 135 transitions. [2022-11-20 17:10:01,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-11-20 17:10:01,387 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:10:01,387 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:10:01,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:10:01,496 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 17:10:01,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:10:01,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 83 states and 135 transitions. [2022-11-20 17:10:01,531 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 135 transitions. [2022-11-20 17:10:01,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-11-20 17:10:01,534 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:10:01,534 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:10:01,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:10:01,607 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 17:10:01,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:10:01,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 84 states and 135 transitions. [2022-11-20 17:10:01,643 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 135 transitions. [2022-11-20 17:10:01,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-11-20 17:10:01,644 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:10:01,645 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:10:01,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:10:01,717 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 17:10:02,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:10:02,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 101 states and 165 transitions. [2022-11-20 17:10:02,179 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 165 transitions. [2022-11-20 17:10:02,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-11-20 17:10:02,180 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:10:02,180 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:10:02,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:10:02,250 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 17:10:02,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:10:02,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 102 states and 165 transitions. [2022-11-20 17:10:02,293 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 165 transitions. [2022-11-20 17:10:02,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-11-20 17:10:02,293 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:10:02,293 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:10:02,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:10:02,341 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 17:10:02,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:10:02,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 103 states and 165 transitions. [2022-11-20 17:10:02,373 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 165 transitions. [2022-11-20 17:10:02,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-11-20 17:10:02,373 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:10:02,373 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:10:02,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:10:02,421 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 17:10:02,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:10:02,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 104 states and 165 transitions. [2022-11-20 17:10:02,455 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 165 transitions. [2022-11-20 17:10:02,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-11-20 17:10:02,456 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:10:02,456 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:10:02,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:10:02,676 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 17:10:04,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:10:04,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 126 states and 205 transitions. [2022-11-20 17:10:04,918 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 205 transitions. [2022-11-20 17:10:04,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-11-20 17:10:04,919 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:10:04,919 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:10:04,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:10:05,069 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 17:10:05,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:10:05,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 127 states and 205 transitions. [2022-11-20 17:10:05,114 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 205 transitions. [2022-11-20 17:10:05,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-11-20 17:10:05,114 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:10:05,115 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:10:05,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:10:05,202 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 17:10:05,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:10:05,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 128 states and 205 transitions. [2022-11-20 17:10:05,253 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 205 transitions. [2022-11-20 17:10:05,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-11-20 17:10:05,254 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:10:05,254 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:10:05,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:10:05,348 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 17:10:05,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:10:05,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 129 states and 205 transitions. [2022-11-20 17:10:05,389 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 205 transitions. [2022-11-20 17:10:05,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-11-20 17:10:05,389 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:10:05,390 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:10:05,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:10:05,492 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 17:10:05,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:10:05,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 130 states and 205 transitions. [2022-11-20 17:10:05,530 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 205 transitions. [2022-11-20 17:10:05,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-11-20 17:10:05,536 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:10:05,537 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:10:05,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:10:05,642 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 17:10:08,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:10:08,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 153 states and 247 transitions. [2022-11-20 17:10:08,961 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 247 transitions. [2022-11-20 17:10:08,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-11-20 17:10:08,962 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:10:08,962 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:10:08,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:10:09,568 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 17:10:15,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:10:15,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 177 states and 289 transitions. [2022-11-20 17:10:15,048 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 289 transitions. [2022-11-20 17:10:15,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-11-20 17:10:15,048 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:10:15,049 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:10:15,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:10:15,117 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 17:10:15,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:10:15,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 178 states and 289 transitions. [2022-11-20 17:10:15,168 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 289 transitions. [2022-11-20 17:10:15,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-11-20 17:10:15,168 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:10:15,169 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:10:15,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:10:15,350 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 17:10:15,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:10:15,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 179 states and 289 transitions. [2022-11-20 17:10:15,421 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 289 transitions. [2022-11-20 17:10:15,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-11-20 17:10:15,424 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:10:15,424 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:10:15,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:10:15,564 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 17:10:16,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:10:16,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 292 states to 180 states and 292 transitions. [2022-11-20 17:10:16,091 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 292 transitions. [2022-11-20 17:10:16,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-11-20 17:10:16,092 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:10:16,092 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:10:16,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:10:16,150 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 17:10:16,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:10:16,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 292 states to 181 states and 292 transitions. [2022-11-20 17:10:16,363 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 292 transitions. [2022-11-20 17:10:16,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-11-20 17:10:16,364 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:10:16,364 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:10:16,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:10:16,409 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 17:10:16,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:10:16,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 292 states to 182 states and 292 transitions. [2022-11-20 17:10:16,440 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 292 transitions. [2022-11-20 17:10:16,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-11-20 17:10:16,441 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:10:16,441 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:10:16,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:10:16,563 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 17:10:16,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:10:16,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 292 states to 183 states and 292 transitions. [2022-11-20 17:10:16,631 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 292 transitions. [2022-11-20 17:10:16,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-11-20 17:10:16,631 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:10:16,632 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:10:16,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:10:16,676 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 17:10:16,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:10:16,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 292 states to 184 states and 292 transitions. [2022-11-20 17:10:16,722 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 292 transitions. [2022-11-20 17:10:16,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-11-20 17:10:16,723 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:10:16,723 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:10:16,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:10:16,840 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 17:10:16,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:10:16,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 292 states to 185 states and 292 transitions. [2022-11-20 17:10:16,899 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 292 transitions. [2022-11-20 17:10:16,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2022-11-20 17:10:16,899 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:10:16,899 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:10:16,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:10:17,304 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 17:10:25,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:10:25,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 315 states to 198 states and 315 transitions. [2022-11-20 17:10:25,007 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 315 transitions. [2022-11-20 17:10:25,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2022-11-20 17:10:25,008 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:10:25,008 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:10:25,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:10:25,406 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 17:10:34,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:10:34,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 320 states to 201 states and 320 transitions. [2022-11-20 17:10:34,392 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 320 transitions. [2022-11-20 17:10:34,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2022-11-20 17:10:34,393 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:10:34,393 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:10:34,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:10:34,859 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 17:10:47,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:10:47,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 337 states to 209 states and 337 transitions. [2022-11-20 17:10:47,303 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 337 transitions. [2022-11-20 17:10:47,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2022-11-20 17:10:47,304 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:10:47,304 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:10:47,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:10:47,371 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 17:10:47,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:10:47,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 337 states to 211 states and 337 transitions. [2022-11-20 17:10:47,884 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 337 transitions. [2022-11-20 17:10:47,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2022-11-20 17:10:47,885 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:10:47,886 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:10:47,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:10:48,889 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 17:10:50,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:10:50,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 351 states to 215 states and 351 transitions. [2022-11-20 17:10:50,994 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 351 transitions. [2022-11-20 17:10:51,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2022-11-20 17:10:51,003 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:10:51,003 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:10:51,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:11:07,387 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 17:13:01,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:13:01,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 457 states to 252 states and 457 transitions. [2022-11-20 17:13:01,018 INFO L276 IsEmpty]: Start isEmpty. Operand 252 states and 457 transitions. [2022-11-20 17:13:01,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2022-11-20 17:13:01,019 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:13:01,019 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:13:01,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:13:02,073 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-20 17:13:29,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:13:29,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 484 states to 265 states and 484 transitions. [2022-11-20 17:13:29,672 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 484 transitions. [2022-11-20 17:13:29,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2022-11-20 17:13:29,673 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:13:29,673 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:13:29,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:13:30,279 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-20 17:14:03,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:14:03,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 514 states to 279 states and 514 transitions. [2022-11-20 17:14:03,639 INFO L276 IsEmpty]: Start isEmpty. Operand 279 states and 514 transitions. [2022-11-20 17:14:03,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2022-11-20 17:14:03,640 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:14:03,640 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:14:03,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:14:04,307 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-20 17:14:52,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:14:52,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 554 states to 298 states and 554 transitions. [2022-11-20 17:14:52,092 INFO L276 IsEmpty]: Start isEmpty. Operand 298 states and 554 transitions. [2022-11-20 17:14:52,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2022-11-20 17:14:52,093 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:14:52,093 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:14:52,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:14:52,749 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-11-20 17:15:15,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:15:15,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 573 states to 307 states and 573 transitions. [2022-11-20 17:15:15,502 INFO L276 IsEmpty]: Start isEmpty. Operand 307 states and 573 transitions. [2022-11-20 17:15:15,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2022-11-20 17:15:15,503 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:15:15,503 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:15:15,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:15:16,193 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2022-11-20 17:15:27,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:15:27,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 581 states to 311 states and 581 transitions. [2022-11-20 17:15:27,397 INFO L276 IsEmpty]: Start isEmpty. Operand 311 states and 581 transitions. [2022-11-20 17:15:27,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2022-11-20 17:15:27,398 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:15:27,398 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:15:27,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:16:00,986 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 2 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:20:02,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:20:02,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 700 states to 346 states and 700 transitions. [2022-11-20 17:20:02,319 INFO L276 IsEmpty]: Start isEmpty. Operand 346 states and 700 transitions. [2022-11-20 17:20:02,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2022-11-20 17:20:02,320 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:20:02,320 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:20:02,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:20:03,942 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 3 proven. 9 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-20 17:23:38,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:23:38,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 815 states to 384 states and 815 transitions. [2022-11-20 17:23:38,800 INFO L276 IsEmpty]: Start isEmpty. Operand 384 states and 815 transitions. [2022-11-20 17:23:38,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2022-11-20 17:23:38,801 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:23:38,801 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:23:38,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:23:43,254 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 2 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:23:46,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:23:46,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 820 states to 387 states and 820 transitions. [2022-11-20 17:23:46,486 INFO L276 IsEmpty]: Start isEmpty. Operand 387 states and 820 transitions. [2022-11-20 17:23:46,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2022-11-20 17:23:46,487 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:23:46,487 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:23:46,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:23:47,437 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.