./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.6.1.ufo.BOUNDED-12.pals.c.v+nlh-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aef121e0 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f76e99e-6721-425b-a6aa-a20148c5709f/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f76e99e-6721-425b-a6aa-a20148c5709f/bin/ukojak-LBtLqBUTdQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f76e99e-6721-425b-a6aa-a20148c5709f/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f76e99e-6721-425b-a6aa-a20148c5709f/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.6.1.ufo.BOUNDED-12.pals.c.v+nlh-reducer.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f76e99e-6721-425b-a6aa-a20148c5709f/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f76e99e-6721-425b-a6aa-a20148c5709f/bin/ukojak-LBtLqBUTdQ --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 1a1d1149f676bf63a3b420effefd0eff28b85036d8f2ab9f39599a7a739fe76d --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 00:54:21,365 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 00:54:21,368 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 00:54:21,421 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 00:54:21,421 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 00:54:21,423 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 00:54:21,424 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 00:54:21,427 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 00:54:21,429 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 00:54:21,430 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 00:54:21,431 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 00:54:21,432 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 00:54:21,433 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 00:54:21,434 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 00:54:21,436 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 00:54:21,437 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 00:54:21,439 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 00:54:21,440 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 00:54:21,452 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 00:54:21,455 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 00:54:21,457 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 00:54:21,459 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 00:54:21,461 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 00:54:21,462 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 00:54:21,465 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 00:54:21,466 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 00:54:21,467 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 00:54:21,468 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 00:54:21,468 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 00:54:21,469 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 00:54:21,470 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 00:54:21,471 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 00:54:21,472 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 00:54:21,473 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 00:54:21,474 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 00:54:21,474 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 00:54:21,475 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 00:54:21,476 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 00:54:21,476 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 00:54:21,477 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 00:54:21,478 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 00:54:21,479 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f76e99e-6721-425b-a6aa-a20148c5709f/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 00:54:21,504 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 00:54:21,505 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 00:54:21,506 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 00:54:21,506 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 00:54:21,507 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 00:54:21,507 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 00:54:21,507 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 00:54:21,508 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 00:54:21,508 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 00:54:21,508 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 00:54:21,508 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 00:54:21,509 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 00:54:21,509 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 00:54:21,509 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 00:54:21,509 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 00:54:21,509 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 00:54:21,510 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 00:54:21,510 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 00:54:21,510 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 00:54:21,510 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 00:54:21,511 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 00:54:21,511 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 00:54:21,511 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 00:54:21,511 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 00:54:21,511 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 00:54:21,512 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 00:54:21,512 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 00:54:21,512 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 00:54:21,512 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_4f76e99e-6721-425b-a6aa-a20148c5709f/bin/ukojak-LBtLqBUTdQ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f76e99e-6721-425b-a6aa-a20148c5709f/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1a1d1149f676bf63a3b420effefd0eff28b85036d8f2ab9f39599a7a739fe76d [2021-11-23 00:54:21,776 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 00:54:21,806 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 00:54:21,809 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 00:54:21,810 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 00:54:21,811 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 00:54:21,813 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f76e99e-6721-425b-a6aa-a20148c5709f/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.6.1.ufo.BOUNDED-12.pals.c.v+nlh-reducer.c [2021-11-23 00:54:21,887 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f76e99e-6721-425b-a6aa-a20148c5709f/bin/ukojak-LBtLqBUTdQ/data/460205b2c/498ffdfa85724848880e7b5a06974889/FLAGb8a1b85a1 [2021-11-23 00:54:22,431 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 00:54:22,432 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f76e99e-6721-425b-a6aa-a20148c5709f/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.6.1.ufo.BOUNDED-12.pals.c.v+nlh-reducer.c [2021-11-23 00:54:22,446 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f76e99e-6721-425b-a6aa-a20148c5709f/bin/ukojak-LBtLqBUTdQ/data/460205b2c/498ffdfa85724848880e7b5a06974889/FLAGb8a1b85a1 [2021-11-23 00:54:22,725 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f76e99e-6721-425b-a6aa-a20148c5709f/bin/ukojak-LBtLqBUTdQ/data/460205b2c/498ffdfa85724848880e7b5a06974889 [2021-11-23 00:54:22,728 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 00:54:22,731 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 00:54:22,745 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 00:54:22,745 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 00:54:22,748 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 00:54:22,752 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:54:22" (1/1) ... [2021-11-23 00:54:22,753 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2ec7af34 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:54:22, skipping insertion in model container [2021-11-23 00:54:22,754 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:54:22" (1/1) ... [2021-11-23 00:54:22,761 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 00:54:22,847 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 00:54:23,080 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_4f76e99e-6721-425b-a6aa-a20148c5709f/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.6.1.ufo.BOUNDED-12.pals.c.v+nlh-reducer.c[10021,10034] [2021-11-23 00:54:23,186 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 00:54:23,200 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 00:54:23,295 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_4f76e99e-6721-425b-a6aa-a20148c5709f/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.6.1.ufo.BOUNDED-12.pals.c.v+nlh-reducer.c[10021,10034] [2021-11-23 00:54:23,355 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 00:54:23,373 INFO L208 MainTranslator]: Completed translation [2021-11-23 00:54:23,374 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:54:23 WrapperNode [2021-11-23 00:54:23,374 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 00:54:23,375 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 00:54:23,375 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 00:54:23,375 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 00:54:23,383 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:54:23" (1/1) ... [2021-11-23 00:54:23,399 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:54:23" (1/1) ... [2021-11-23 00:54:23,456 INFO L137 Inliner]: procedures = 25, calls = 7, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 959 [2021-11-23 00:54:23,457 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 00:54:23,457 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 00:54:23,458 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 00:54:23,458 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 00:54:23,466 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:54:23" (1/1) ... [2021-11-23 00:54:23,466 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:54:23" (1/1) ... [2021-11-23 00:54:23,473 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:54:23" (1/1) ... [2021-11-23 00:54:23,473 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:54:23" (1/1) ... [2021-11-23 00:54:23,504 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:54:23" (1/1) ... [2021-11-23 00:54:23,525 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:54:23" (1/1) ... [2021-11-23 00:54:23,542 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:54:23" (1/1) ... [2021-11-23 00:54:23,552 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 00:54:23,555 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 00:54:23,555 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 00:54:23,556 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 00:54:23,557 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:54:23" (1/1) ... [2021-11-23 00:54:23,564 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 00:54:23,579 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f76e99e-6721-425b-a6aa-a20148c5709f/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-23 00:54:23,597 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f76e99e-6721-425b-a6aa-a20148c5709f/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 00:54:23,628 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f76e99e-6721-425b-a6aa-a20148c5709f/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 00:54:23,645 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 00:54:23,645 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 00:54:23,645 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 00:54:23,646 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 00:54:23,752 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 00:54:23,753 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 00:54:24,663 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 00:54:24,910 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 00:54:24,910 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-23 00:54:24,913 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:54:24 BoogieIcfgContainer [2021-11-23 00:54:24,914 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 00:54:24,914 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 00:54:24,915 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 00:54:24,925 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 00:54:24,925 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:54:24" (1/1) ... [2021-11-23 00:54:24,934 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 00:54:24,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:24,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 335 states to 198 states and 335 transitions. [2021-11-23 00:54:24,995 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 335 transitions. [2021-11-23 00:54:25,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2021-11-23 00:54:25,001 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:25,002 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:25,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:25,692 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:54:26,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:26,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 371 states to 217 states and 371 transitions. [2021-11-23 00:54:26,040 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 371 transitions. [2021-11-23 00:54:26,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-11-23 00:54:26,044 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:26,044 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:26,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:26,240 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:54:27,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:27,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 397 states to 229 states and 397 transitions. [2021-11-23 00:54:27,396 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states and 397 transitions. [2021-11-23 00:54:27,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-11-23 00:54:27,400 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:27,400 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:27,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:27,591 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:54:29,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:29,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 433 states to 245 states and 433 transitions. [2021-11-23 00:54:29,597 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 433 transitions. [2021-11-23 00:54:29,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-11-23 00:54:29,602 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:29,602 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:29,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:29,843 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:54:32,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:32,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 478 states to 265 states and 478 transitions. [2021-11-23 00:54:32,744 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 478 transitions. [2021-11-23 00:54:32,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-11-23 00:54:32,746 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:32,747 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:32,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:33,052 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:54:37,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:37,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 498 states to 273 states and 498 transitions. [2021-11-23 00:54:37,757 INFO L276 IsEmpty]: Start isEmpty. Operand 273 states and 498 transitions. [2021-11-23 00:54:37,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-11-23 00:54:37,758 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:37,759 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:37,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:38,063 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:54:43,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:43,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 510 states to 277 states and 510 transitions. [2021-11-23 00:54:43,876 INFO L276 IsEmpty]: Start isEmpty. Operand 277 states and 510 transitions. [2021-11-23 00:54:43,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-11-23 00:54:43,884 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:43,884 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:43,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:44,249 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:54:52,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:52,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 509 states to 277 states and 509 transitions. [2021-11-23 00:54:52,080 INFO L276 IsEmpty]: Start isEmpty. Operand 277 states and 509 transitions. [2021-11-23 00:54:52,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2021-11-23 00:54:52,081 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:52,081 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:52,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:57,205 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:55:32,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:32,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 595 states to 313 states and 595 transitions. [2021-11-23 00:55:32,705 INFO L276 IsEmpty]: Start isEmpty. Operand 313 states and 595 transitions. [2021-11-23 00:55:32,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2021-11-23 00:55:32,706 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:32,706 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:32,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:36,598 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:56:01,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:01,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 681 states to 347 states and 681 transitions. [2021-11-23 00:56:01,702 INFO L276 IsEmpty]: Start isEmpty. Operand 347 states and 681 transitions. [2021-11-23 00:56:01,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2021-11-23 00:56:01,703 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:01,703 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:01,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:05,428 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:56:30,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:30,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 762 states to 379 states and 762 transitions. [2021-11-23 00:56:30,531 INFO L276 IsEmpty]: Start isEmpty. Operand 379 states and 762 transitions. [2021-11-23 00:56:30,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2021-11-23 00:56:30,532 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:30,532 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:30,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:30,973 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:56:50,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:50,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 801 states to 395 states and 801 transitions. [2021-11-23 00:56:50,677 INFO L276 IsEmpty]: Start isEmpty. Operand 395 states and 801 transitions. [2021-11-23 00:56:50,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2021-11-23 00:56:50,679 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:50,679 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:50,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:51,117 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:57:16,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:16,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 829 states to 407 states and 829 transitions. [2021-11-23 00:57:16,259 INFO L276 IsEmpty]: Start isEmpty. Operand 407 states and 829 transitions. [2021-11-23 00:57:16,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2021-11-23 00:57:16,261 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:16,261 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:16,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:16,874 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:57:47,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:47,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 847 states to 415 states and 847 transitions. [2021-11-23 00:57:47,746 INFO L276 IsEmpty]: Start isEmpty. Operand 415 states and 847 transitions. [2021-11-23 00:57:47,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2021-11-23 00:57:47,748 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:47,748 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:47,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:52,624 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:58:27,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:27,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 911 states to 439 states and 911 transitions. [2021-11-23 00:58:27,034 INFO L276 IsEmpty]: Start isEmpty. Operand 439 states and 911 transitions. [2021-11-23 00:58:27,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2021-11-23 00:58:27,036 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:27,036 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:27,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:27,601 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:59:06,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:06,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 919 states to 443 states and 919 transitions. [2021-11-23 00:59:06,668 INFO L276 IsEmpty]: Start isEmpty. Operand 443 states and 919 transitions. [2021-11-23 00:59:06,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2021-11-23 00:59:06,669 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:06,670 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:06,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:11,408 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:59:55,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:55,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 991 states to 470 states and 991 transitions. [2021-11-23 00:59:55,430 INFO L276 IsEmpty]: Start isEmpty. Operand 470 states and 991 transitions. [2021-11-23 00:59:55,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2021-11-23 00:59:55,432 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:55,432 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:55,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:56,121 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:00:46,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:46,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 972 states to 467 states and 972 transitions. [2021-11-23 01:00:46,542 INFO L276 IsEmpty]: Start isEmpty. Operand 467 states and 972 transitions. [2021-11-23 01:00:46,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2021-11-23 01:00:46,543 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:46,544 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:46,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:51,092 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:01:47,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:47,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1019 states to 487 states and 1019 transitions. [2021-11-23 01:01:47,590 INFO L276 IsEmpty]: Start isEmpty. Operand 487 states and 1019 transitions. [2021-11-23 01:01:47,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-11-23 01:01:47,592 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:47,592 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:47,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:47,639 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:01:53,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:53,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1027 states to 490 states and 1027 transitions. [2021-11-23 01:01:53,692 INFO L276 IsEmpty]: Start isEmpty. Operand 490 states and 1027 transitions. [2021-11-23 01:01:53,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-11-23 01:01:53,694 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:53,695 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:53,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:53,741 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:01:59,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:59,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1033 states to 493 states and 1033 transitions. [2021-11-23 01:01:59,252 INFO L276 IsEmpty]: Start isEmpty. Operand 493 states and 1033 transitions. [2021-11-23 01:01:59,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-11-23 01:01:59,253 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:59,254 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:59,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:59,298 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:02:04,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:04,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1040 states to 496 states and 1040 transitions. [2021-11-23 01:02:04,973 INFO L276 IsEmpty]: Start isEmpty. Operand 496 states and 1040 transitions. [2021-11-23 01:02:04,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-11-23 01:02:04,974 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:04,975 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:04,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:05,018 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:02:10,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:10,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1046 states to 499 states and 1046 transitions. [2021-11-23 01:02:10,250 INFO L276 IsEmpty]: Start isEmpty. Operand 499 states and 1046 transitions. [2021-11-23 01:02:10,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-11-23 01:02:10,252 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:10,253 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:10,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:10,297 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:02:15,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:15,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1052 states to 502 states and 1052 transitions. [2021-11-23 01:02:15,651 INFO L276 IsEmpty]: Start isEmpty. Operand 502 states and 1052 transitions. [2021-11-23 01:02:15,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-11-23 01:02:15,653 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:15,653 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:15,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:15,709 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:02:21,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:21,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1058 states to 505 states and 1058 transitions. [2021-11-23 01:02:21,587 INFO L276 IsEmpty]: Start isEmpty. Operand 505 states and 1058 transitions. [2021-11-23 01:02:21,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-11-23 01:02:21,588 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:21,589 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:21,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:21,630 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:02:27,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:27,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1068 states to 508 states and 1068 transitions. [2021-11-23 01:02:27,168 INFO L276 IsEmpty]: Start isEmpty. Operand 508 states and 1068 transitions. [2021-11-23 01:02:27,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-11-23 01:02:27,170 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:27,170 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:27,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:27,386 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:02:32,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:32,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1074 states to 511 states and 1074 transitions. [2021-11-23 01:02:32,556 INFO L276 IsEmpty]: Start isEmpty. Operand 511 states and 1074 transitions. [2021-11-23 01:02:32,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-11-23 01:02:32,558 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:32,558 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:32,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:32,601 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:02:38,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:38,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1082 states to 514 states and 1082 transitions. [2021-11-23 01:02:38,018 INFO L276 IsEmpty]: Start isEmpty. Operand 514 states and 1082 transitions. [2021-11-23 01:02:38,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-11-23 01:02:38,020 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:38,020 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:38,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:38,063 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:02:43,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:43,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1088 states to 517 states and 1088 transitions. [2021-11-23 01:02:43,619 INFO L276 IsEmpty]: Start isEmpty. Operand 517 states and 1088 transitions. [2021-11-23 01:02:43,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-11-23 01:02:43,620 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:43,620 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:43,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:43,662 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:02:48,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:48,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1078 states to 513 states and 1078 transitions. [2021-11-23 01:02:48,901 INFO L276 IsEmpty]: Start isEmpty. Operand 513 states and 1078 transitions. [2021-11-23 01:02:48,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-11-23 01:02:48,906 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:48,907 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:48,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:48,954 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:02:54,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:54,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1066 states to 508 states and 1066 transitions. [2021-11-23 01:02:54,071 INFO L276 IsEmpty]: Start isEmpty. Operand 508 states and 1066 transitions. [2021-11-23 01:02:54,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-11-23 01:02:54,072 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:54,073 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:54,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:54,115 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:02:59,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:59,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1051 states to 504 states and 1051 transitions. [2021-11-23 01:02:59,480 INFO L276 IsEmpty]: Start isEmpty. Operand 504 states and 1051 transitions. [2021-11-23 01:02:59,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-11-23 01:02:59,481 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:59,481 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:59,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:59,523 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:03:05,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:05,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1037 states to 498 states and 1037 transitions. [2021-11-23 01:03:05,268 INFO L276 IsEmpty]: Start isEmpty. Operand 498 states and 1037 transitions. [2021-11-23 01:03:05,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-11-23 01:03:05,269 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:05,269 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:05,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:05,309 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:03:11,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:11,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 995 states to 484 states and 995 transitions. [2021-11-23 01:03:11,080 INFO L276 IsEmpty]: Start isEmpty. Operand 484 states and 995 transitions. [2021-11-23 01:03:11,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2021-11-23 01:03:11,081 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:11,081 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:11,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:15,710 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:03:45,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:45,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1031 states to 500 states and 1031 transitions. [2021-11-23 01:03:45,476 INFO L276 IsEmpty]: Start isEmpty. Operand 500 states and 1031 transitions. [2021-11-23 01:03:45,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2021-11-23 01:03:45,477 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:45,477 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:45,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:45,511 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:03:52,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:52,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1039 states to 503 states and 1039 transitions. [2021-11-23 01:03:52,017 INFO L276 IsEmpty]: Start isEmpty. Operand 503 states and 1039 transitions. [2021-11-23 01:03:52,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2021-11-23 01:03:52,018 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:52,018 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:52,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:52,804 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:04:39,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:04:39,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1095 states to 525 states and 1095 transitions. [2021-11-23 01:04:39,575 INFO L276 IsEmpty]: Start isEmpty. Operand 525 states and 1095 transitions. [2021-11-23 01:04:39,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2021-11-23 01:04:39,576 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:04:39,577 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:04:39,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:04:53,112 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.