./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/combinations/pc_sfifo_1.cil-2+token_ring.14.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version dbf71c69 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05264d5e-d6b1-4ce3-9f35-d6751a26328e/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05264d5e-d6b1-4ce3-9f35-d6751a26328e/bin/ukojak-92XMlrwhuB/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05264d5e-d6b1-4ce3-9f35-d6751a26328e/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05264d5e-d6b1-4ce3-9f35-d6751a26328e/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/pc_sfifo_1.cil-2+token_ring.14.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05264d5e-d6b1-4ce3-9f35-d6751a26328e/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05264d5e-d6b1-4ce3-9f35-d6751a26328e/bin/ukojak-92XMlrwhuB --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 0bef365bd29db1ac20249b1e3139137560ac4134ff54f631658e57cc437eb0ce --- 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-dbf71c6-m [2022-10-17 16:44:34,339 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:44:34,343 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:44:34,403 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:44:34,404 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:44:34,409 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:44:34,412 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:44:34,419 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:44:34,422 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:44:34,429 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:44:34,430 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:44:34,433 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:44:34,438 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:44:34,441 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:44:34,444 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:44:34,446 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:44:34,448 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:44:34,450 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:44:34,452 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:44:34,462 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:44:34,464 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:44:34,466 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:44:34,470 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:44:34,471 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:44:34,482 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:44:34,483 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:44:34,483 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:44:34,485 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:44:34,486 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:44:34,488 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:44:34,488 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:44:34,490 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:44:34,493 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:44:34,495 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:44:34,496 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:44:34,497 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:44:34,498 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:44:34,498 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:44:34,498 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:44:34,500 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:44:34,500 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:44:34,501 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05264d5e-d6b1-4ce3-9f35-d6751a26328e/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 16:44:34,556 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:44:34,557 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:44:34,558 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:44:34,558 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:44:34,560 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:44:34,560 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:44:34,560 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:44:34,561 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:44:34,561 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:44:34,561 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:44:34,562 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:44:34,563 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:44:34,563 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:44:34,563 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:44:34,564 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:44:34,564 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:44:34,564 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:44:34,564 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:44:34,565 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:44:34,565 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:44:34,565 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:44:34,565 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:44:34,566 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:44:34,566 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:44:34,566 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:44:34,566 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:44:34,567 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:44:34,567 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:44:34,567 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_05264d5e-d6b1-4ce3-9f35-d6751a26328e/bin/ukojak-92XMlrwhuB/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05264d5e-d6b1-4ce3-9f35-d6751a26328e/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0bef365bd29db1ac20249b1e3139137560ac4134ff54f631658e57cc437eb0ce [2022-10-17 16:44:34,901 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:44:34,940 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:44:34,943 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:44:34,944 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:44:34,946 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:44:34,947 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05264d5e-d6b1-4ce3-9f35-d6751a26328e/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/combinations/pc_sfifo_1.cil-2+token_ring.14.cil.c [2022-10-17 16:44:35,020 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05264d5e-d6b1-4ce3-9f35-d6751a26328e/bin/ukojak-92XMlrwhuB/data/1a4d05f02/604f68f46c744e9597e248820951eca4/FLAGb8bbc840a [2022-10-17 16:44:35,507 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:44:35,508 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05264d5e-d6b1-4ce3-9f35-d6751a26328e/sv-benchmarks/c/combinations/pc_sfifo_1.cil-2+token_ring.14.cil.c [2022-10-17 16:44:35,533 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05264d5e-d6b1-4ce3-9f35-d6751a26328e/bin/ukojak-92XMlrwhuB/data/1a4d05f02/604f68f46c744e9597e248820951eca4/FLAGb8bbc840a [2022-10-17 16:44:35,843 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05264d5e-d6b1-4ce3-9f35-d6751a26328e/bin/ukojak-92XMlrwhuB/data/1a4d05f02/604f68f46c744e9597e248820951eca4 [2022-10-17 16:44:35,846 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:44:35,852 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:44:35,857 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:44:35,858 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:44:35,861 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:44:35,862 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:44:35" (1/1) ... [2022-10-17 16:44:35,864 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2d052d28 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:44:35, skipping insertion in model container [2022-10-17 16:44:35,865 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:44:35" (1/1) ... [2022-10-17 16:44:35,882 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:44:35,971 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:44:36,148 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05264d5e-d6b1-4ce3-9f35-d6751a26328e/sv-benchmarks/c/combinations/pc_sfifo_1.cil-2+token_ring.14.cil.c[913,926] [2022-10-17 16:44:36,206 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05264d5e-d6b1-4ce3-9f35-d6751a26328e/sv-benchmarks/c/combinations/pc_sfifo_1.cil-2+token_ring.14.cil.c[5977,5990] [2022-10-17 16:44:36,377 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:44:36,400 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:44:36,417 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05264d5e-d6b1-4ce3-9f35-d6751a26328e/sv-benchmarks/c/combinations/pc_sfifo_1.cil-2+token_ring.14.cil.c[913,926] [2022-10-17 16:44:36,441 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05264d5e-d6b1-4ce3-9f35-d6751a26328e/sv-benchmarks/c/combinations/pc_sfifo_1.cil-2+token_ring.14.cil.c[5977,5990] [2022-10-17 16:44:36,494 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:44:36,521 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:44:36,521 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:44:36 WrapperNode [2022-10-17 16:44:36,521 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:44:36,522 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:44:36,523 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:44:36,523 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:44:36,530 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:44:36" (1/1) ... [2022-10-17 16:44:36,546 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:44:36" (1/1) ... [2022-10-17 16:44:36,618 INFO L138 Inliner]: procedures = 72, calls = 85, calls flagged for inlining = 46, calls inlined = 46, statements flattened = 1058 [2022-10-17 16:44:36,618 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:44:36,619 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:44:36,619 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:44:36,619 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:44:36,629 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:44:36" (1/1) ... [2022-10-17 16:44:36,629 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:44:36" (1/1) ... [2022-10-17 16:44:36,635 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:44:36" (1/1) ... [2022-10-17 16:44:36,635 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:44:36" (1/1) ... [2022-10-17 16:44:36,656 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:44:36" (1/1) ... [2022-10-17 16:44:36,676 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:44:36" (1/1) ... [2022-10-17 16:44:36,680 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:44:36" (1/1) ... [2022-10-17 16:44:36,686 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:44:36" (1/1) ... [2022-10-17 16:44:36,694 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:44:36,704 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:44:36,704 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:44:36,704 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:44:36,706 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:44:36" (1/1) ... [2022-10-17 16:44:36,715 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:44:36,728 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05264d5e-d6b1-4ce3-9f35-d6751a26328e/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:44:36,745 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05264d5e-d6b1-4ce3-9f35-d6751a26328e/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:44:36,766 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05264d5e-d6b1-4ce3-9f35-d6751a26328e/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:44:36,804 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:44:36,805 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2022-10-17 16:44:36,805 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2022-10-17 16:44:36,805 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify_threads [2022-10-17 16:44:36,805 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify_threads [2022-10-17 16:44:36,805 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread1 [2022-10-17 16:44:36,806 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread1 [2022-10-17 16:44:36,806 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread2 [2022-10-17 16:44:36,806 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread2 [2022-10-17 16:44:36,806 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events2 [2022-10-17 16:44:36,806 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events2 [2022-10-17 16:44:36,806 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads2 [2022-10-17 16:44:36,807 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads2 [2022-10-17 16:44:36,807 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels2 [2022-10-17 16:44:36,807 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels2 [2022-10-17 16:44:36,807 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:44:36,807 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events2 [2022-10-17 16:44:36,807 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events2 [2022-10-17 16:44:36,808 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:44:36,808 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:44:36,808 INFO L130 BoogieDeclarations]: Found specification of procedure error1 [2022-10-17 16:44:36,808 INFO L138 BoogieDeclarations]: Found implementation of procedure error1 [2022-10-17 16:44:36,808 INFO L130 BoogieDeclarations]: Found specification of procedure error2 [2022-10-17 16:44:36,808 INFO L138 BoogieDeclarations]: Found implementation of procedure error2 [2022-10-17 16:44:36,990 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:44:37,001 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:44:38,337 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:44:38,997 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:44:38,997 INFO L300 CfgBuilder]: Removed 19 assume(true) statements. [2022-10-17 16:44:39,002 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:44:39 BoogieIcfgContainer [2022-10-17 16:44:39,002 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:44:39,004 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:44:39,004 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:44:39,015 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:44:39,015 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:44:39" (1/1) ... [2022-10-17 16:44:39,029 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 16:44:39,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:39,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 379 states to 245 states and 379 transitions. [2022-10-17 16:44:39,160 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 379 transitions. [2022-10-17 16:44:39,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-10-17 16:44:39,169 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:39,169 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:39,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:39,625 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:44:39,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:39,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 385 states to 250 states and 385 transitions. [2022-10-17 16:44:39,728 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 385 transitions. [2022-10-17 16:44:39,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-10-17 16:44:39,731 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:39,732 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:39,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:39,871 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:44:39,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:39,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 405 states to 260 states and 405 transitions. [2022-10-17 16:44:39,971 INFO L276 IsEmpty]: Start isEmpty. Operand 260 states and 405 transitions. [2022-10-17 16:44:39,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-10-17 16:44:39,980 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:39,981 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:40,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:40,084 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:44:40,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:40,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 428 states to 272 states and 428 transitions. [2022-10-17 16:44:40,241 INFO L276 IsEmpty]: Start isEmpty. Operand 272 states and 428 transitions. [2022-10-17 16:44:40,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-10-17 16:44:40,244 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:40,244 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:40,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:40,290 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:44:40,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:40,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 427 states to 272 states and 427 transitions. [2022-10-17 16:44:40,302 INFO L276 IsEmpty]: Start isEmpty. Operand 272 states and 427 transitions. [2022-10-17 16:44:40,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-10-17 16:44:40,307 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:40,308 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:40,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:40,632 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:44:40,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:40,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 433 states to 275 states and 433 transitions. [2022-10-17 16:44:40,929 INFO L276 IsEmpty]: Start isEmpty. Operand 275 states and 433 transitions. [2022-10-17 16:44:40,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-10-17 16:44:40,930 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:40,931 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:40,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:41,008 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:44:41,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:41,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 448 states to 283 states and 448 transitions. [2022-10-17 16:44:41,656 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 448 transitions. [2022-10-17 16:44:41,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-10-17 16:44:41,658 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:41,658 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:41,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:41,755 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:44:42,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:42,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 463 states to 291 states and 463 transitions. [2022-10-17 16:44:42,553 INFO L276 IsEmpty]: Start isEmpty. Operand 291 states and 463 transitions. [2022-10-17 16:44:42,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2022-10-17 16:44:42,556 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:42,557 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:42,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:42,635 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-10-17 16:44:42,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:42,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 467 states to 293 states and 467 transitions. [2022-10-17 16:44:42,894 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states and 467 transitions. [2022-10-17 16:44:42,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-10-17 16:44:42,895 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:42,895 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:42,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:42,952 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-10-17 16:44:43,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:43,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 472 states to 297 states and 472 transitions. [2022-10-17 16:44:43,053 INFO L276 IsEmpty]: Start isEmpty. Operand 297 states and 472 transitions. [2022-10-17 16:44:43,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-10-17 16:44:43,058 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:43,058 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:43,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:43,177 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:44:43,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:43,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 488 states to 304 states and 488 transitions. [2022-10-17 16:44:43,692 INFO L276 IsEmpty]: Start isEmpty. Operand 304 states and 488 transitions. [2022-10-17 16:44:43,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-10-17 16:44:43,693 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:43,693 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:43,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:43,752 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:44:44,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:44,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 505 states to 311 states and 505 transitions. [2022-10-17 16:44:44,088 INFO L276 IsEmpty]: Start isEmpty. Operand 311 states and 505 transitions. [2022-10-17 16:44:44,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-10-17 16:44:44,089 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:44,090 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:44,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:44,149 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-10-17 16:44:44,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:44,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 508 states to 313 states and 508 transitions. [2022-10-17 16:44:44,250 INFO L276 IsEmpty]: Start isEmpty. Operand 313 states and 508 transitions. [2022-10-17 16:44:44,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-10-17 16:44:44,252 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:44,253 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:44,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:44,594 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:44:44,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:44,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 523 states to 322 states and 523 transitions. [2022-10-17 16:44:44,922 INFO L276 IsEmpty]: Start isEmpty. Operand 322 states and 523 transitions. [2022-10-17 16:44:44,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-10-17 16:44:44,924 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:44,926 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:44,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:45,116 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:44:45,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:45,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 523 states to 323 states and 523 transitions. [2022-10-17 16:44:45,142 INFO L276 IsEmpty]: Start isEmpty. Operand 323 states and 523 transitions. [2022-10-17 16:44:45,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-10-17 16:44:45,145 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:45,145 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:45,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:45,185 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-10-17 16:44:45,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:45,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 538 states to 332 states and 538 transitions. [2022-10-17 16:44:45,735 INFO L276 IsEmpty]: Start isEmpty. Operand 332 states and 538 transitions. [2022-10-17 16:44:45,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-10-17 16:44:45,737 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:45,737 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:45,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:45,788 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2022-10-17 16:44:45,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:45,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 537 states to 332 states and 537 transitions. [2022-10-17 16:44:45,809 INFO L276 IsEmpty]: Start isEmpty. Operand 332 states and 537 transitions. [2022-10-17 16:44:45,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-10-17 16:44:45,810 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:45,810 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:45,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:46,002 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-10-17 16:44:47,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:47,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 572 states to 345 states and 571 transitions. [2022-10-17 16:44:47,176 INFO L276 IsEmpty]: Start isEmpty. Operand 345 states and 571 transitions. [2022-10-17 16:44:47,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-10-17 16:44:47,179 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:47,179 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:47,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:47,378 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 3 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-10-17 16:44:48,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:48,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 584 states to 351 states and 583 transitions. [2022-10-17 16:44:48,008 INFO L276 IsEmpty]: Start isEmpty. Operand 351 states and 583 transitions. [2022-10-17 16:44:48,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-10-17 16:44:48,010 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:48,010 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:48,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:48,152 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 3 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-10-17 16:44:48,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:48,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 595 states to 357 states and 594 transitions. [2022-10-17 16:44:48,582 INFO L276 IsEmpty]: Start isEmpty. Operand 357 states and 594 transitions. [2022-10-17 16:44:48,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2022-10-17 16:44:48,591 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:48,592 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:48,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:48,961 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-10-17 16:44:52,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:52,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 654 states to 383 states and 653 transitions. [2022-10-17 16:44:52,431 INFO L276 IsEmpty]: Start isEmpty. Operand 383 states and 653 transitions. [2022-10-17 16:44:52,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2022-10-17 16:44:52,438 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:52,438 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:52,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:52,479 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-10-17 16:44:53,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:53,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 661 states to 387 states and 660 transitions. [2022-10-17 16:44:53,035 INFO L276 IsEmpty]: Start isEmpty. Operand 387 states and 660 transitions. [2022-10-17 16:44:53,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2022-10-17 16:44:53,037 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:53,037 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:53,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:53,081 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-10-17 16:44:53,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:53,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 674 states to 393 states and 673 transitions. [2022-10-17 16:44:53,661 INFO L276 IsEmpty]: Start isEmpty. Operand 393 states and 673 transitions. [2022-10-17 16:44:53,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2022-10-17 16:44:53,662 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:53,663 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:53,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:53,744 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-10-17 16:44:54,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:54,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 685 states to 399 states and 684 transitions. [2022-10-17 16:44:54,245 INFO L276 IsEmpty]: Start isEmpty. Operand 399 states and 684 transitions. [2022-10-17 16:44:54,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-10-17 16:44:54,247 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:54,248 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:54,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:54,310 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2022-10-17 16:44:54,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:54,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 689 states to 400 states and 688 transitions. [2022-10-17 16:44:54,682 INFO L276 IsEmpty]: Start isEmpty. Operand 400 states and 688 transitions. [2022-10-17 16:44:54,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-10-17 16:44:54,684 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:54,685 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:54,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:54,740 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2022-10-17 16:44:54,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:55,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 694 states to 401 states and 693 transitions. [2022-10-17 16:44:55,001 INFO L276 IsEmpty]: Start isEmpty. Operand 401 states and 693 transitions. [2022-10-17 16:44:55,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-10-17 16:44:55,002 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:55,003 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:55,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:55,059 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2022-10-17 16:44:55,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:55,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 697 states to 402 states and 696 transitions. [2022-10-17 16:44:55,290 INFO L276 IsEmpty]: Start isEmpty. Operand 402 states and 696 transitions. [2022-10-17 16:44:55,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2022-10-17 16:44:55,292 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:55,292 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:55,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:55,638 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 6 proven. 7 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-17 16:44:58,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:58,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 737 states to 418 states and 735 transitions. [2022-10-17 16:44:58,150 INFO L276 IsEmpty]: Start isEmpty. Operand 418 states and 735 transitions. [2022-10-17 16:44:58,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2022-10-17 16:44:58,152 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:58,152 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:58,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:58,689 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-10-17 16:44:59,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:59,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 744 states to 420 states and 742 transitions. [2022-10-17 16:44:59,764 INFO L276 IsEmpty]: Start isEmpty. Operand 420 states and 742 transitions. [2022-10-17 16:44:59,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-10-17 16:44:59,766 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:59,766 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:59,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:45:00,304 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 13 proven. 6 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2022-10-17 16:45:01,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:45:01,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 743 states to 420 states and 741 transitions. [2022-10-17 16:45:01,196 INFO L276 IsEmpty]: Start isEmpty. Operand 420 states and 741 transitions. [2022-10-17 16:45:01,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-10-17 16:45:01,198 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:45:01,198 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:45:01,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:45:01,363 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 13 proven. 6 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2022-10-17 16:45:02,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:45:02,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 742 states to 420 states and 740 transitions. [2022-10-17 16:45:02,106 INFO L276 IsEmpty]: Start isEmpty. Operand 420 states and 740 transitions. [2022-10-17 16:45:02,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-10-17 16:45:02,108 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:45:02,109 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:45:02,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:45:02,234 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 7 proven. 7 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-17 16:45:02,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:45:02,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 738 states to 418 states and 736 transitions. [2022-10-17 16:45:02,430 INFO L276 IsEmpty]: Start isEmpty. Operand 418 states and 736 transitions. [2022-10-17 16:45:02,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-10-17 16:45:02,432 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:45:02,433 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:45:02,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:45:02,471 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2022-10-17 16:45:02,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:45:02,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 746 states to 423 states and 744 transitions. [2022-10-17 16:45:02,776 INFO L276 IsEmpty]: Start isEmpty. Operand 423 states and 744 transitions. [2022-10-17 16:45:02,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2022-10-17 16:45:02,778 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:45:02,778 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:45:02,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:45:02,841 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-10-17 16:45:03,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:45:03,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 760 states to 428 states and 758 transitions. [2022-10-17 16:45:03,205 INFO L276 IsEmpty]: Start isEmpty. Operand 428 states and 758 transitions. [2022-10-17 16:45:03,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2022-10-17 16:45:03,208 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:45:03,209 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:45:03,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:45:03,290 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-10-17 16:45:03,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:45:03,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 763 states to 430 states and 761 transitions. [2022-10-17 16:45:03,821 INFO L276 IsEmpty]: Start isEmpty. Operand 430 states and 761 transitions. [2022-10-17 16:45:03,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2022-10-17 16:45:03,823 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:45:03,823 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:45:03,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:45:03,934 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-10-17 16:45:03,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:45:03,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 751 states to 428 states and 750 transitions. [2022-10-17 16:45:03,974 INFO L276 IsEmpty]: Start isEmpty. Operand 428 states and 750 transitions. [2022-10-17 16:45:03,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2022-10-17 16:45:03,976 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:45:03,976 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:45:03,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:45:04,089 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 4 proven. 10 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-10-17 16:45:04,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:45:04,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 754 states to 429 states and 753 transitions. [2022-10-17 16:45:04,132 INFO L276 IsEmpty]: Start isEmpty. Operand 429 states and 753 transitions. [2022-10-17 16:45:04,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2022-10-17 16:45:04,134 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:45:04,134 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:45:04,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:45:04,324 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 4 proven. 10 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-10-17 16:45:04,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:45:04,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 755 states to 430 states and 754 transitions. [2022-10-17 16:45:04,372 INFO L276 IsEmpty]: Start isEmpty. Operand 430 states and 754 transitions. [2022-10-17 16:45:04,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2022-10-17 16:45:04,375 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:45:04,375 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:45:04,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:45:04,514 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked.