./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/combinations/pc_sfifo_2.cil-1+token_ring.15.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_d3e5df6f-b166-4827-8772-a6c965b50d84/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3e5df6f-b166-4827-8772-a6c965b50d84/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_d3e5df6f-b166-4827-8772-a6c965b50d84/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3e5df6f-b166-4827-8772-a6c965b50d84/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/pc_sfifo_2.cil-1+token_ring.15.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3e5df6f-b166-4827-8772-a6c965b50d84/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_d3e5df6f-b166-4827-8772-a6c965b50d84/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 dc8dc9bdb034e5a733c81076f9e42c36caa1eb5cb68a77287d3420bd964c5f5a --- 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 16:47:14,255 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:47:14,258 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:47:14,317 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:47:14,318 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:47:14,321 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:47:14,324 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:47:14,329 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:47:14,332 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:47:14,337 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:47:14,338 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:47:14,341 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:47:14,342 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:47:14,344 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:47:14,347 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:47:14,349 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:47:14,351 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:47:14,352 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:47:14,354 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:47:14,364 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:47:14,366 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:47:14,368 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:47:14,372 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:47:14,373 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:47:14,383 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:47:14,383 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:47:14,383 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:47:14,386 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:47:14,386 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:47:14,387 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:47:14,388 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:47:14,389 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:47:14,391 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:47:14,393 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:47:14,394 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:47:14,395 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:47:14,395 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:47:14,396 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:47:14,396 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:47:14,397 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:47:14,398 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:47:14,399 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3e5df6f-b166-4827-8772-a6c965b50d84/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 16:47:14,441 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:47:14,442 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:47:14,443 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:47:14,443 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:47:14,444 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:47:14,444 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:47:14,445 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:47:14,445 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:47:14,445 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:47:14,445 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:47:14,446 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:47:14,447 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:47:14,447 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:47:14,447 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:47:14,447 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:47:14,447 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:47:14,448 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:47:14,448 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:47:14,448 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:47:14,448 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:47:14,449 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:47:14,449 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:47:14,449 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:47:14,449 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:47:14,449 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:47:14,450 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:47:14,450 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:47:14,450 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:47:14,450 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_d3e5df6f-b166-4827-8772-a6c965b50d84/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3e5df6f-b166-4827-8772-a6c965b50d84/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> dc8dc9bdb034e5a733c81076f9e42c36caa1eb5cb68a77287d3420bd964c5f5a [2022-10-17 16:47:14,737 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:47:14,765 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:47:14,768 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:47:14,770 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:47:14,771 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:47:14,773 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3e5df6f-b166-4827-8772-a6c965b50d84/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/combinations/pc_sfifo_2.cil-1+token_ring.15.cil.c [2022-10-17 16:47:14,859 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3e5df6f-b166-4827-8772-a6c965b50d84/bin/ukojak-92XMlrwhuB/data/812c359b7/48946aa2584149bab7b8640a48346624/FLAGd7094cc6d [2022-10-17 16:47:15,440 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:47:15,440 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3e5df6f-b166-4827-8772-a6c965b50d84/sv-benchmarks/c/combinations/pc_sfifo_2.cil-1+token_ring.15.cil.c [2022-10-17 16:47:15,465 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3e5df6f-b166-4827-8772-a6c965b50d84/bin/ukojak-92XMlrwhuB/data/812c359b7/48946aa2584149bab7b8640a48346624/FLAGd7094cc6d [2022-10-17 16:47:15,717 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3e5df6f-b166-4827-8772-a6c965b50d84/bin/ukojak-92XMlrwhuB/data/812c359b7/48946aa2584149bab7b8640a48346624 [2022-10-17 16:47:15,722 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:47:15,724 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:47:15,727 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:47:15,728 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:47:15,731 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:47:15,732 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:47:15" (1/1) ... [2022-10-17 16:47:15,734 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6b0b5d10 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:47:15, skipping insertion in model container [2022-10-17 16:47:15,735 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:47:15" (1/1) ... [2022-10-17 16:47:15,742 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:47:15,815 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:47:16,003 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_d3e5df6f-b166-4827-8772-a6c965b50d84/sv-benchmarks/c/combinations/pc_sfifo_2.cil-1+token_ring.15.cil.c[914,927] [2022-10-17 16:47:16,065 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_d3e5df6f-b166-4827-8772-a6c965b50d84/sv-benchmarks/c/combinations/pc_sfifo_2.cil-1+token_ring.15.cil.c[7115,7128] [2022-10-17 16:47:16,249 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:47:16,269 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:47:16,285 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_d3e5df6f-b166-4827-8772-a6c965b50d84/sv-benchmarks/c/combinations/pc_sfifo_2.cil-1+token_ring.15.cil.c[914,927] [2022-10-17 16:47:16,322 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_d3e5df6f-b166-4827-8772-a6c965b50d84/sv-benchmarks/c/combinations/pc_sfifo_2.cil-1+token_ring.15.cil.c[7115,7128] [2022-10-17 16:47:16,394 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:47:16,418 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:47:16,419 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:47:16 WrapperNode [2022-10-17 16:47:16,419 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:47:16,420 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:47:16,420 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:47:16,420 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:47:16,427 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:47:16" (1/1) ... [2022-10-17 16:47:16,447 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:47:16" (1/1) ... [2022-10-17 16:47:16,516 INFO L138 Inliner]: procedures = 79, calls = 97, calls flagged for inlining = 47, calls inlined = 47, statements flattened = 1101 [2022-10-17 16:47:16,516 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:47:16,517 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:47:16,517 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:47:16,517 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:47:16,527 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:47:16" (1/1) ... [2022-10-17 16:47:16,527 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:47:16" (1/1) ... [2022-10-17 16:47:16,534 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:47:16" (1/1) ... [2022-10-17 16:47:16,534 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:47:16" (1/1) ... [2022-10-17 16:47:16,554 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:47:16" (1/1) ... [2022-10-17 16:47:16,576 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:47:16" (1/1) ... [2022-10-17 16:47:16,580 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:47:16" (1/1) ... [2022-10-17 16:47:16,585 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:47:16" (1/1) ... [2022-10-17 16:47:16,594 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:47:16,595 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:47:16,595 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:47:16,595 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:47:16,596 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:47:16" (1/1) ... [2022-10-17 16:47:16,603 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:47:16,632 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3e5df6f-b166-4827-8772-a6c965b50d84/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:47:16,653 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3e5df6f-b166-4827-8772-a6c965b50d84/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:47:16,668 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3e5df6f-b166-4827-8772-a6c965b50d84/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:47:16,707 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:47:16,707 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2022-10-17 16:47:16,707 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2022-10-17 16:47:16,707 INFO L130 BoogieDeclarations]: Found specification of procedure is_do_write_p_triggered [2022-10-17 16:47:16,707 INFO L138 BoogieDeclarations]: Found implementation of procedure is_do_write_p_triggered [2022-10-17 16:47:16,707 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread1 [2022-10-17 16:47:16,707 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread1 [2022-10-17 16:47:16,708 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread2 [2022-10-17 16:47:16,708 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread2 [2022-10-17 16:47:16,708 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events1 [2022-10-17 16:47:16,708 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events1 [2022-10-17 16:47:16,708 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events2 [2022-10-17 16:47:16,708 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events2 [2022-10-17 16:47:16,708 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads2 [2022-10-17 16:47:16,708 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads2 [2022-10-17 16:47:16,709 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads1 [2022-10-17 16:47:16,709 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads1 [2022-10-17 16:47:16,709 INFO L130 BoogieDeclarations]: Found specification of procedure is_do_read_c_triggered [2022-10-17 16:47:16,709 INFO L138 BoogieDeclarations]: Found implementation of procedure is_do_read_c_triggered [2022-10-17 16:47:16,709 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels1 [2022-10-17 16:47:16,709 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels1 [2022-10-17 16:47:16,709 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels2 [2022-10-17 16:47:16,709 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels2 [2022-10-17 16:47:16,709 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:47:16,709 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events2 [2022-10-17 16:47:16,710 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events2 [2022-10-17 16:47:16,710 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events1 [2022-10-17 16:47:16,710 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events1 [2022-10-17 16:47:16,710 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:47:16,710 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:47:16,710 INFO L130 BoogieDeclarations]: Found specification of procedure error1 [2022-10-17 16:47:16,710 INFO L138 BoogieDeclarations]: Found implementation of procedure error1 [2022-10-17 16:47:16,710 INFO L130 BoogieDeclarations]: Found specification of procedure error2 [2022-10-17 16:47:16,710 INFO L138 BoogieDeclarations]: Found implementation of procedure error2 [2022-10-17 16:47:16,843 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:47:16,858 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:47:18,104 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:47:18,780 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:47:18,780 INFO L300 CfgBuilder]: Removed 20 assume(true) statements. [2022-10-17 16:47:18,785 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:47:18 BoogieIcfgContainer [2022-10-17 16:47:18,786 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:47:18,787 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:47:18,788 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:47:18,799 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:47:18,799 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:47:18" (1/1) ... [2022-10-17 16:47:18,809 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 16:47:18,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:47:18,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 421 states to 277 states and 421 transitions. [2022-10-17 16:47:18,961 INFO L276 IsEmpty]: Start isEmpty. Operand 277 states and 421 transitions. [2022-10-17 16:47:18,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2022-10-17 16:47:18,971 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:47:18,972 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:47:19,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:47:19,417 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 16:47:19,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:47:19,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 431 states to 282 states and 424 transitions. [2022-10-17 16:47:19,581 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 424 transitions. [2022-10-17 16:47:19,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2022-10-17 16:47:19,587 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:47:19,588 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:47:19,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:47:19,805 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 16:47:20,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:47:20,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 445 states to 287 states and 431 transitions. [2022-10-17 16:47:20,026 INFO L276 IsEmpty]: Start isEmpty. Operand 287 states and 431 transitions. [2022-10-17 16:47:20,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2022-10-17 16:47:20,030 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:47:20,030 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:47:20,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:47:20,520 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 16:47:21,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:47:21,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 483 states to 293 states and 442 transitions. [2022-10-17 16:47:21,635 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states and 442 transitions. [2022-10-17 16:47:21,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-10-17 16:47:21,642 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:47:21,642 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:47:21,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:47:21,733 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 16:47:21,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:47:21,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 507 states to 303 states and 462 transitions. [2022-10-17 16:47:21,949 INFO L276 IsEmpty]: Start isEmpty. Operand 303 states and 462 transitions. [2022-10-17 16:47:21,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-10-17 16:47:21,952 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:47:21,952 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:47:21,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:47:22,055 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 16:47:22,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:47:22,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 542 states to 315 states and 485 transitions. [2022-10-17 16:47:22,769 INFO L276 IsEmpty]: Start isEmpty. Operand 315 states and 485 transitions. [2022-10-17 16:47:22,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2022-10-17 16:47:22,771 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:47:22,771 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:47:22,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:47:22,840 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:47:22,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:47:22,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 541 states to 315 states and 484 transitions. [2022-10-17 16:47:22,872 INFO L276 IsEmpty]: Start isEmpty. Operand 315 states and 484 transitions. [2022-10-17 16:47:22,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-10-17 16:47:22,873 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:47:22,874 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:47:22,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:47:23,135 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 16:47:23,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:47:23,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 547 states to 318 states and 490 transitions. [2022-10-17 16:47:23,250 INFO L276 IsEmpty]: Start isEmpty. Operand 318 states and 490 transitions. [2022-10-17 16:47:23,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-10-17 16:47:23,251 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:47:23,252 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:47:23,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:47:23,291 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 16:47:23,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:47:23,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 565 states to 326 states and 506 transitions. [2022-10-17 16:47:23,855 INFO L276 IsEmpty]: Start isEmpty. Operand 326 states and 506 transitions. [2022-10-17 16:47:23,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2022-10-17 16:47:23,857 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:47:23,857 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:47:23,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:47:23,911 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:47:24,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:47:24,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 575 states to 333 states and 516 transitions. [2022-10-17 16:47:24,366 INFO L276 IsEmpty]: Start isEmpty. Operand 333 states and 516 transitions. [2022-10-17 16:47:24,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2022-10-17 16:47:24,367 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:47:24,368 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:47:24,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:47:24,508 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-10-17 16:47:24,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:47:24,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 578 states to 334 states and 519 transitions. [2022-10-17 16:47:24,735 INFO L276 IsEmpty]: Start isEmpty. Operand 334 states and 519 transitions. [2022-10-17 16:47:24,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2022-10-17 16:47:24,738 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:47:24,738 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:47:24,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:47:24,900 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:47:25,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:47:25,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 600 states to 344 states and 541 transitions. [2022-10-17 16:47:25,600 INFO L276 IsEmpty]: Start isEmpty. Operand 344 states and 541 transitions. [2022-10-17 16:47:25,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-10-17 16:47:25,601 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:47:25,601 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:47:25,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:47:25,747 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 16:47:25,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:47:25,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 601 states to 345 states and 542 transitions. [2022-10-17 16:47:25,772 INFO L276 IsEmpty]: Start isEmpty. Operand 345 states and 542 transitions. [2022-10-17 16:47:25,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-10-17 16:47:25,774 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:47:25,774 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:47:25,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:47:26,104 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:47:28,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:47:28,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 655 states to 367 states and 586 transitions. [2022-10-17 16:47:28,749 INFO L276 IsEmpty]: Start isEmpty. Operand 367 states and 586 transitions. [2022-10-17 16:47:28,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2022-10-17 16:47:28,751 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:47:28,751 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:47:28,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:47:28,954 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 16:47:29,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:47:29,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 660 states to 371 states and 591 transitions. [2022-10-17 16:47:29,205 INFO L276 IsEmpty]: Start isEmpty. Operand 371 states and 591 transitions. [2022-10-17 16:47:29,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2022-10-17 16:47:29,207 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:47:29,208 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:47:29,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:47:29,255 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:47:29,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:47:29,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 658 states to 371 states and 589 transitions. [2022-10-17 16:47:29,806 INFO L276 IsEmpty]: Start isEmpty. Operand 371 states and 589 transitions. [2022-10-17 16:47:29,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2022-10-17 16:47:29,808 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:47:29,808 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:47:29,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:47:30,356 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:47:33,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:47:33,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 705 states to 379 states and 607 transitions. [2022-10-17 16:47:33,686 INFO L276 IsEmpty]: Start isEmpty. Operand 379 states and 607 transitions. [2022-10-17 16:47:33,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2022-10-17 16:47:33,688 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:47:33,688 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:47:33,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:47:33,815 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 16:47:34,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:47:34,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 721 states to 386 states and 623 transitions. [2022-10-17 16:47:34,693 INFO L276 IsEmpty]: Start isEmpty. Operand 386 states and 623 transitions. [2022-10-17 16:47:34,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2022-10-17 16:47:34,697 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:47:34,699 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:47:34,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:47:34,844 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-17 16:47:36,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:47:36,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 736 states to 394 states and 638 transitions. [2022-10-17 16:47:36,574 INFO L276 IsEmpty]: Start isEmpty. Operand 394 states and 638 transitions. [2022-10-17 16:47:36,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2022-10-17 16:47:36,576 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:47:36,576 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:47:36,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:47:36,727 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-17 16:47:37,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:47:37,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 740 states to 395 states and 642 transitions. [2022-10-17 16:47:37,057 INFO L276 IsEmpty]: Start isEmpty. Operand 395 states and 642 transitions. [2022-10-17 16:47:37,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2022-10-17 16:47:37,060 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:47:37,060 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:47:37,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:47:37,135 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 16:47:37,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:47:37,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 745 states to 397 states and 647 transitions. [2022-10-17 16:47:37,549 INFO L276 IsEmpty]: Start isEmpty. Operand 397 states and 647 transitions. [2022-10-17 16:47:37,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2022-10-17 16:47:37,551 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:47:37,551 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:47:37,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:47:37,598 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 16:47:38,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:47:38,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 769 states to 404 states and 671 transitions. [2022-10-17 16:47:38,575 INFO L276 IsEmpty]: Start isEmpty. Operand 404 states and 671 transitions. [2022-10-17 16:47:38,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2022-10-17 16:47:38,577 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:47:38,577 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:47:38,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:47:38,616 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-10-17 16:47:38,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:47:38,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 777 states to 409 states and 679 transitions. [2022-10-17 16:47:38,971 INFO L276 IsEmpty]: Start isEmpty. Operand 409 states and 679 transitions. [2022-10-17 16:47:38,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2022-10-17 16:47:38,976 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:47:38,977 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:47:38,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:47:39,026 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 16:47:39,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:47:39,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 780 states to 410 states and 682 transitions. [2022-10-17 16:47:39,490 INFO L276 IsEmpty]: Start isEmpty. Operand 410 states and 682 transitions. [2022-10-17 16:47:39,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2022-10-17 16:47:39,492 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:47:39,492 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:47:39,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:47:39,560 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-17 16:47:40,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:47:40,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 795 states to 417 states and 697 transitions. [2022-10-17 16:47:40,559 INFO L276 IsEmpty]: Start isEmpty. Operand 417 states and 697 transitions. [2022-10-17 16:47:40,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2022-10-17 16:47:40,561 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:47:40,561 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:47:40,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:47:40,701 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-17 16:47:41,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:47:41,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 798 states to 419 states and 700 transitions. [2022-10-17 16:47:41,768 INFO L276 IsEmpty]: Start isEmpty. Operand 419 states and 700 transitions. [2022-10-17 16:47:41,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2022-10-17 16:47:41,770 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:47:41,770 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:47:41,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:47:41,904 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-17 16:47:43,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:47:43,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 813 states to 426 states and 715 transitions. [2022-10-17 16:47:43,063 INFO L276 IsEmpty]: Start isEmpty. Operand 426 states and 715 transitions. [2022-10-17 16:47:43,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2022-10-17 16:47:43,065 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:47:43,066 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:47:43,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:47:43,136 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 16:47:44,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:47:44,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 830 states to 432 states and 732 transitions. [2022-10-17 16:47:44,174 INFO L276 IsEmpty]: Start isEmpty. Operand 432 states and 732 transitions. [2022-10-17 16:47:44,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2022-10-17 16:47:44,176 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:47:44,176 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:47:44,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:47:44,250 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked.