./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/seq-mthreaded/pals_STARTPALS_ActiveStandby.4_1.ufo.BOUNDED-10.pals.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_a6f6d41b-5e81-4e76-91ad-9c753a2ffa6f/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6f6d41b-5e81-4e76-91ad-9c753a2ffa6f/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_a6f6d41b-5e81-4e76-91ad-9c753a2ffa6f/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6f6d41b-5e81-4e76-91ad-9c753a2ffa6f/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/seq-mthreaded/pals_STARTPALS_ActiveStandby.4_1.ufo.BOUNDED-10.pals.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6f6d41b-5e81-4e76-91ad-9c753a2ffa6f/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_a6f6d41b-5e81-4e76-91ad-9c753a2ffa6f/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 a30aa210ed4a7c8ee647a70aef136aef282e5eccb07388ecda6495e33bc30b6d --- 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 16:43:13,368 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:43:13,370 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:43:13,416 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:43:13,417 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:43:13,421 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:43:13,425 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:43:13,429 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:43:13,432 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:43:13,438 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:43:13,440 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:43:13,445 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:43:13,446 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:43:13,449 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:43:13,451 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:43:13,454 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:43:13,456 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:43:13,457 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:43:13,459 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:43:13,469 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:43:13,471 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:43:13,472 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:43:13,476 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:43:13,477 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:43:13,487 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:43:13,488 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:43:13,488 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:43:13,490 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:43:13,491 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:43:13,492 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:43:13,494 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:43:13,495 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:43:13,497 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:43:13,499 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:43:13,501 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:43:13,502 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:43:13,503 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:43:13,503 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:43:13,503 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:43:13,504 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:43:13,505 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:43:13,506 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6f6d41b-5e81-4e76-91ad-9c753a2ffa6f/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 16:43:13,547 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:43:13,551 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:43:13,553 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:43:13,553 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:43:13,554 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:43:13,554 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:43:13,555 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:43:13,555 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:43:13,555 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:43:13,556 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:43:13,557 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:43:13,557 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:43:13,557 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:43:13,558 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:43:13,558 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:43:13,558 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:43:13,559 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:43:13,559 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:43:13,559 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:43:13,559 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:43:13,560 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:43:13,560 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:43:13,560 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:43:13,561 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:43:13,561 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:43:13,561 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:43:13,561 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:43:13,562 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:43:13,562 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_a6f6d41b-5e81-4e76-91ad-9c753a2ffa6f/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6f6d41b-5e81-4e76-91ad-9c753a2ffa6f/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a30aa210ed4a7c8ee647a70aef136aef282e5eccb07388ecda6495e33bc30b6d [2022-10-17 16:43:13,886 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:43:13,908 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:43:13,911 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:43:13,912 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:43:13,913 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:43:13,915 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6f6d41b-5e81-4e76-91ad-9c753a2ffa6f/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/seq-mthreaded/pals_STARTPALS_ActiveStandby.4_1.ufo.BOUNDED-10.pals.c [2022-10-17 16:43:13,982 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6f6d41b-5e81-4e76-91ad-9c753a2ffa6f/bin/ukojak-92XMlrwhuB/data/64c0e48f5/7b6af4ee094644188cc6df806c202e36/FLAGbe107785f [2022-10-17 16:43:14,575 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:43:14,576 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6f6d41b-5e81-4e76-91ad-9c753a2ffa6f/sv-benchmarks/c/seq-mthreaded/pals_STARTPALS_ActiveStandby.4_1.ufo.BOUNDED-10.pals.c [2022-10-17 16:43:14,589 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6f6d41b-5e81-4e76-91ad-9c753a2ffa6f/bin/ukojak-92XMlrwhuB/data/64c0e48f5/7b6af4ee094644188cc6df806c202e36/FLAGbe107785f [2022-10-17 16:43:14,908 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6f6d41b-5e81-4e76-91ad-9c753a2ffa6f/bin/ukojak-92XMlrwhuB/data/64c0e48f5/7b6af4ee094644188cc6df806c202e36 [2022-10-17 16:43:14,910 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:43:14,912 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:43:14,917 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:43:14,917 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:43:14,921 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:43:14,921 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:43:14" (1/1) ... [2022-10-17 16:43:14,922 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3833ec13 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:43:14, skipping insertion in model container [2022-10-17 16:43:14,925 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:43:14" (1/1) ... [2022-10-17 16:43:14,933 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:43:14,996 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:43:15,287 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_a6f6d41b-5e81-4e76-91ad-9c753a2ffa6f/sv-benchmarks/c/seq-mthreaded/pals_STARTPALS_ActiveStandby.4_1.ufo.BOUNDED-10.pals.c[14540,14553] [2022-10-17 16:43:15,290 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:43:15,299 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:43:15,364 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_a6f6d41b-5e81-4e76-91ad-9c753a2ffa6f/sv-benchmarks/c/seq-mthreaded/pals_STARTPALS_ActiveStandby.4_1.ufo.BOUNDED-10.pals.c[14540,14553] [2022-10-17 16:43:15,364 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:43:15,381 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:43:15,381 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:43:15 WrapperNode [2022-10-17 16:43:15,381 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:43:15,383 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:43:15,383 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:43:15,383 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:43:15,391 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:43:15" (1/1) ... [2022-10-17 16:43:15,415 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:43:15" (1/1) ... [2022-10-17 16:43:15,467 INFO L138 Inliner]: procedures = 32, calls = 48, calls flagged for inlining = 12, calls inlined = 12, statements flattened = 533 [2022-10-17 16:43:15,467 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:43:15,468 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:43:15,468 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:43:15,468 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:43:15,478 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:43:15" (1/1) ... [2022-10-17 16:43:15,484 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:43:15" (1/1) ... [2022-10-17 16:43:15,490 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:43:15" (1/1) ... [2022-10-17 16:43:15,490 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:43:15" (1/1) ... [2022-10-17 16:43:15,503 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:43:15" (1/1) ... [2022-10-17 16:43:15,519 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:43:15" (1/1) ... [2022-10-17 16:43:15,525 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:43:15" (1/1) ... [2022-10-17 16:43:15,534 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:43:15" (1/1) ... [2022-10-17 16:43:15,539 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:43:15,540 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:43:15,541 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:43:15,541 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:43:15,542 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:43:15" (1/1) ... [2022-10-17 16:43:15,552 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:43:15,565 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6f6d41b-5e81-4e76-91ad-9c753a2ffa6f/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:43:15,596 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6f6d41b-5e81-4e76-91ad-9c753a2ffa6f/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:43:15,612 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6f6d41b-5e81-4e76-91ad-9c753a2ffa6f/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:43:15,644 INFO L130 BoogieDeclarations]: Found specification of procedure read_manual_selection_history [2022-10-17 16:43:15,644 INFO L138 BoogieDeclarations]: Found implementation of procedure read_manual_selection_history [2022-10-17 16:43:15,646 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:43:15,646 INFO L130 BoogieDeclarations]: Found specification of procedure read_side2_failed_history [2022-10-17 16:43:15,646 INFO L138 BoogieDeclarations]: Found implementation of procedure read_side2_failed_history [2022-10-17 16:43:15,646 INFO L130 BoogieDeclarations]: Found specification of procedure assert [2022-10-17 16:43:15,647 INFO L138 BoogieDeclarations]: Found implementation of procedure assert [2022-10-17 16:43:15,647 INFO L130 BoogieDeclarations]: Found specification of procedure flip_the_side [2022-10-17 16:43:15,647 INFO L138 BoogieDeclarations]: Found implementation of procedure flip_the_side [2022-10-17 16:43:15,647 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-10-17 16:43:15,647 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-10-17 16:43:15,647 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:43:15,648 INFO L130 BoogieDeclarations]: Found specification of procedure read_side1_failed_history [2022-10-17 16:43:15,648 INFO L138 BoogieDeclarations]: Found implementation of procedure read_side1_failed_history [2022-10-17 16:43:15,648 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:43:15,649 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:43:15,649 INFO L130 BoogieDeclarations]: Found specification of procedure read_active_side_history [2022-10-17 16:43:15,649 INFO L138 BoogieDeclarations]: Found implementation of procedure read_active_side_history [2022-10-17 16:43:15,802 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:43:15,804 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:43:16,524 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:43:16,903 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:43:16,903 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-10-17 16:43:16,907 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:43:16 BoogieIcfgContainer [2022-10-17 16:43:16,907 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:43:16,909 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:43:16,909 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:43:16,919 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:43:16,920 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:43:16" (1/1) ... [2022-10-17 16:43:16,932 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 16:43:17,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:43:17,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 144 states and 221 transitions. [2022-10-17 16:43:17,040 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 221 transitions. [2022-10-17 16:43:17,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-10-17 16:43:17,049 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:43:17,049 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:43:17,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:43:17,778 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 16:43:17,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:43:17,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 146 states and 222 transitions. [2022-10-17 16:43:17,915 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 222 transitions. [2022-10-17 16:43:17,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-10-17 16:43:17,917 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:43:17,917 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:43:17,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:43:18,266 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 16:43:18,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:43:18,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 149 states and 225 transitions. [2022-10-17 16:43:18,363 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 225 transitions. [2022-10-17 16:43:18,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-10-17 16:43:18,371 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:43:18,371 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:43:18,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:43:18,651 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 16:43:18,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:43:18,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 152 states and 228 transitions. [2022-10-17 16:43:18,759 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 228 transitions. [2022-10-17 16:43:18,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-10-17 16:43:18,763 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:43:18,764 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:43:18,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:43:19,150 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 16:43:19,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:43:19,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 155 states and 231 transitions. [2022-10-17 16:43:19,224 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 231 transitions. [2022-10-17 16:43:19,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-10-17 16:43:19,226 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:43:19,226 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:43:19,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:43:19,419 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:43:19,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:43:19,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 233 states to 157 states and 233 transitions. [2022-10-17 16:43:19,585 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 233 transitions. [2022-10-17 16:43:19,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-10-17 16:43:19,587 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:43:19,587 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:43:19,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:43:19,832 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 16:43:19,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:43:19,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 161 states and 237 transitions. [2022-10-17 16:43:19,996 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 237 transitions. [2022-10-17 16:43:19,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-10-17 16:43:19,998 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:43:19,999 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:43:20,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:43:20,684 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-10-17 16:43:21,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:43:21,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 284 states to 177 states and 275 transitions. [2022-10-17 16:43:21,158 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 275 transitions. [2022-10-17 16:43:21,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2022-10-17 16:43:21,160 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:43:21,160 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:43:21,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:43:21,612 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-10-17 16:43:21,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:43:21,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 290 states to 179 states and 281 transitions. [2022-10-17 16:43:21,639 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 281 transitions. [2022-10-17 16:43:21,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2022-10-17 16:43:21,641 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:43:21,641 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:43:21,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:43:22,006 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-10-17 16:43:22,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:43:22,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 296 states to 181 states and 287 transitions. [2022-10-17 16:43:22,031 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 287 transitions. [2022-10-17 16:43:22,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2022-10-17 16:43:22,033 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:43:22,033 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:43:22,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:43:22,449 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 16:43:22,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:43:22,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 185 states and 294 transitions. [2022-10-17 16:43:22,699 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 294 transitions. [2022-10-17 16:43:22,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2022-10-17 16:43:22,701 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:43:22,701 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:43:22,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:43:22,966 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-10-17 16:43:23,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:43:23,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 305 states to 187 states and 296 transitions. [2022-10-17 16:43:23,246 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 296 transitions. [2022-10-17 16:43:23,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2022-10-17 16:43:23,247 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:43:23,248 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:43:23,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:43:23,544 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-10-17 16:43:24,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:43:24,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 310 states to 190 states and 301 transitions. [2022-10-17 16:43:24,477 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 301 transitions. [2022-10-17 16:43:24,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2022-10-17 16:43:24,487 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:43:24,487 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:43:24,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:43:24,777 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-10-17 16:43:26,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:43:26,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 320 states to 195 states and 311 transitions. [2022-10-17 16:43:26,239 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 311 transitions. [2022-10-17 16:43:26,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2022-10-17 16:43:26,246 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:43:26,247 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:43:26,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:43:26,601 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-10-17 16:43:27,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:43:27,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 316 states to 193 states and 305 transitions. [2022-10-17 16:43:27,052 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 305 transitions. [2022-10-17 16:43:27,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2022-10-17 16:43:27,053 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:43:27,054 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:43:27,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:43:27,200 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-10-17 16:43:27,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:43:27,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 321 states to 195 states and 310 transitions. [2022-10-17 16:43:27,606 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 310 transitions. [2022-10-17 16:43:27,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2022-10-17 16:43:27,608 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:43:27,609 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:43:27,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:43:28,577 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2022-10-17 16:43:32,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:43:32,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 386 states to 217 states and 362 transitions. [2022-10-17 16:43:32,783 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 362 transitions. [2022-10-17 16:43:32,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2022-10-17 16:43:32,785 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:43:32,785 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:43:32,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:43:33,359 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-10-17 16:43:33,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:43:33,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 392 states to 220 states and 365 transitions. [2022-10-17 16:43:33,660 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 365 transitions. [2022-10-17 16:43:33,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2022-10-17 16:43:33,662 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:43:33,663 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:43:33,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:43:34,465 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 16:43:39,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:43:39,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 448 states to 237 states and 399 transitions. [2022-10-17 16:43:39,281 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 399 transitions. [2022-10-17 16:43:39,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2022-10-17 16:43:39,283 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:43:39,283 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:43:39,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:43:39,543 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 16:43:39,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:43:39,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 448 states to 237 states and 399 transitions. [2022-10-17 16:43:39,761 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 399 transitions. [2022-10-17 16:43:39,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2022-10-17 16:43:39,762 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:43:39,762 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:43:39,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:43:39,992 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 16:43:40,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:43:40,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 448 states to 237 states and 399 transitions. [2022-10-17 16:43:40,029 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 399 transitions. [2022-10-17 16:43:40,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2022-10-17 16:43:40,030 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:43:40,030 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:43:40,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:43:40,261 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 16:43:40,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:43:40,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 448 states to 237 states and 399 transitions. [2022-10-17 16:43:40,319 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 399 transitions. [2022-10-17 16:43:40,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2022-10-17 16:43:40,320 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:43:40,320 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:43:40,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:43:40,546 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 16:43:40,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:43:40,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 448 states to 237 states and 399 transitions. [2022-10-17 16:43:40,583 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 399 transitions. [2022-10-17 16:43:40,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2022-10-17 16:43:40,584 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:43:40,584 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:43:40,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:43:40,818 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 16:43:40,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:43:40,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 448 states to 237 states and 399 transitions. [2022-10-17 16:43:40,853 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 399 transitions. [2022-10-17 16:43:40,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2022-10-17 16:43:40,855 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:43:40,855 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:43:40,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:43:41,258 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 16:43:41,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:43:41,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 448 states to 237 states and 399 transitions. [2022-10-17 16:43:41,295 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 399 transitions. [2022-10-17 16:43:41,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2022-10-17 16:43:41,297 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:43:41,298 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:43:41,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:43:41,536 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 16:43:41,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:43:41,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 448 states to 237 states and 399 transitions. [2022-10-17 16:43:41,574 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 399 transitions. [2022-10-17 16:43:41,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2022-10-17 16:43:41,576 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:43:41,576 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:43:41,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:43:41,845 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 16:43:41,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:43:41,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 448 states to 237 states and 399 transitions. [2022-10-17 16:43:41,883 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 399 transitions. [2022-10-17 16:43:41,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2022-10-17 16:43:41,885 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:43:41,885 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:43:41,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:43:42,148 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 16:43:42,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:43:42,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 448 states to 237 states and 399 transitions. [2022-10-17 16:43:42,185 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 399 transitions. [2022-10-17 16:43:42,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2022-10-17 16:43:42,189 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:43:42,190 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:43:42,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:43:42,421 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 16:43:42,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:43:42,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 448 states to 237 states and 399 transitions. [2022-10-17 16:43:42,462 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 399 transitions. [2022-10-17 16:43:42,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2022-10-17 16:43:42,465 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:43:42,465 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:43:42,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:43:42,719 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 16:43:42,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:43:42,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 448 states to 237 states and 399 transitions. [2022-10-17 16:43:42,754 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 399 transitions. [2022-10-17 16:43:42,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2022-10-17 16:43:42,755 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:43:42,755 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:43:42,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:43:42,972 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 16:43:43,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:43:43,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 448 states to 237 states and 399 transitions. [2022-10-17 16:43:43,008 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 399 transitions. [2022-10-17 16:43:43,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2022-10-17 16:43:43,009 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:43:43,010 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:43:43,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:43:43,245 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 16:43:43,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:43:43,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 448 states to 237 states and 399 transitions. [2022-10-17 16:43:43,280 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 399 transitions. [2022-10-17 16:43:43,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2022-10-17 16:43:43,281 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:43:43,282 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:43:43,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:43:43,514 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 16:43:43,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:43:43,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 448 states to 237 states and 399 transitions. [2022-10-17 16:43:43,549 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 399 transitions. [2022-10-17 16:43:43,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2022-10-17 16:43:43,551 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:43:43,551 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:43:43,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat