./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/combinations/pc_sfifo_2.cil-1+token_ring.07.cil-1.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_b47cca7d-ddcd-4418-9aba-733fef306ddd/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b47cca7d-ddcd-4418-9aba-733fef306ddd/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_b47cca7d-ddcd-4418-9aba-733fef306ddd/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b47cca7d-ddcd-4418-9aba-733fef306ddd/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/pc_sfifo_2.cil-1+token_ring.07.cil-1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b47cca7d-ddcd-4418-9aba-733fef306ddd/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_b47cca7d-ddcd-4418-9aba-733fef306ddd/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 b395f094f2d3990354e9b2c1428e908d883c16492f3b21174dd87f3c0cfda780 --- 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 16:32:26,332 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:32:26,334 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:32:26,385 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:32:26,386 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:32:26,391 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:32:26,394 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:32:26,397 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:32:26,402 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:32:26,422 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:32:26,423 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:32:26,429 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:32:26,429 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:32:26,432 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:32:26,434 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:32:26,436 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:32:26,438 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:32:26,439 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:32:26,441 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:32:26,449 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:32:26,451 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:32:26,452 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:32:26,456 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:32:26,457 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:32:26,467 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:32:26,467 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:32:26,468 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:32:26,470 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:32:26,470 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:32:26,472 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:32:26,472 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:32:26,473 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:32:26,475 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:32:26,477 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:32:26,479 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:32:26,479 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:32:26,480 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:32:26,480 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:32:26,480 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:32:26,481 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:32:26,482 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:32:26,483 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b47cca7d-ddcd-4418-9aba-733fef306ddd/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 16:32:26,530 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:32:26,530 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:32:26,531 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:32:26,531 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:32:26,532 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:32:26,532 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:32:26,533 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:32:26,533 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:32:26,533 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:32:26,533 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:32:26,534 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:32:26,535 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:32:26,535 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:32:26,535 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:32:26,535 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:32:26,535 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:32:26,536 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:32:26,536 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:32:26,536 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:32:26,536 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:32:26,536 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:32:26,537 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:32:26,537 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:32:26,537 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:32:26,537 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:32:26,537 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:32:26,539 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:32:26,539 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:32:26,539 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_b47cca7d-ddcd-4418-9aba-733fef306ddd/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b47cca7d-ddcd-4418-9aba-733fef306ddd/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b395f094f2d3990354e9b2c1428e908d883c16492f3b21174dd87f3c0cfda780 [2022-10-17 16:32:26,883 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:32:26,905 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:32:26,908 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:32:26,910 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:32:26,911 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:32:26,912 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b47cca7d-ddcd-4418-9aba-733fef306ddd/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/combinations/pc_sfifo_2.cil-1+token_ring.07.cil-1.c [2022-10-17 16:32:26,982 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b47cca7d-ddcd-4418-9aba-733fef306ddd/bin/ukojak-92XMlrwhuB/data/48cb1c621/d4e6b02516c846e7a205467097dd8096/FLAGaf320207c [2022-10-17 16:32:27,624 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:32:27,628 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b47cca7d-ddcd-4418-9aba-733fef306ddd/sv-benchmarks/c/combinations/pc_sfifo_2.cil-1+token_ring.07.cil-1.c [2022-10-17 16:32:27,651 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b47cca7d-ddcd-4418-9aba-733fef306ddd/bin/ukojak-92XMlrwhuB/data/48cb1c621/d4e6b02516c846e7a205467097dd8096/FLAGaf320207c [2022-10-17 16:32:27,886 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b47cca7d-ddcd-4418-9aba-733fef306ddd/bin/ukojak-92XMlrwhuB/data/48cb1c621/d4e6b02516c846e7a205467097dd8096 [2022-10-17 16:32:27,888 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:32:27,890 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:32:27,896 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:32:27,896 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:32:27,899 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:32:27,900 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:32:27" (1/1) ... [2022-10-17 16:32:27,902 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@9e882c1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:32:27, skipping insertion in model container [2022-10-17 16:32:27,902 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:32:27" (1/1) ... [2022-10-17 16:32:27,910 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:32:27,984 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:32:28,131 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_b47cca7d-ddcd-4418-9aba-733fef306ddd/sv-benchmarks/c/combinations/pc_sfifo_2.cil-1+token_ring.07.cil-1.c[914,927] [2022-10-17 16:32:28,201 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_b47cca7d-ddcd-4418-9aba-733fef306ddd/sv-benchmarks/c/combinations/pc_sfifo_2.cil-1+token_ring.07.cil-1.c[7115,7128] [2022-10-17 16:32:28,291 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:32:28,305 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:32:28,318 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_b47cca7d-ddcd-4418-9aba-733fef306ddd/sv-benchmarks/c/combinations/pc_sfifo_2.cil-1+token_ring.07.cil-1.c[914,927] [2022-10-17 16:32:28,339 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_b47cca7d-ddcd-4418-9aba-733fef306ddd/sv-benchmarks/c/combinations/pc_sfifo_2.cil-1+token_ring.07.cil-1.c[7115,7128] [2022-10-17 16:32:28,387 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:32:28,410 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:32:28,411 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:32:28 WrapperNode [2022-10-17 16:32:28,411 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:32:28,412 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:32:28,412 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:32:28,413 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:32:28,420 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:32:28" (1/1) ... [2022-10-17 16:32:28,434 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:32:28" (1/1) ... [2022-10-17 16:32:28,512 INFO L138 Inliner]: procedures = 67, calls = 78, calls flagged for inlining = 36, calls inlined = 36, statements flattened = 750 [2022-10-17 16:32:28,512 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:32:28,513 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:32:28,513 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:32:28,514 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:32:28,523 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:32:28" (1/1) ... [2022-10-17 16:32:28,524 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:32:28" (1/1) ... [2022-10-17 16:32:28,528 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:32:28" (1/1) ... [2022-10-17 16:32:28,529 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:32:28" (1/1) ... [2022-10-17 16:32:28,544 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:32:28" (1/1) ... [2022-10-17 16:32:28,559 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:32:28" (1/1) ... [2022-10-17 16:32:28,586 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:32:28" (1/1) ... [2022-10-17 16:32:28,599 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:32:28" (1/1) ... [2022-10-17 16:32:28,605 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:32:28,621 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:32:28,621 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:32:28,621 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:32:28,622 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:32:28" (1/1) ... [2022-10-17 16:32:28,629 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:32:28,654 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b47cca7d-ddcd-4418-9aba-733fef306ddd/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:32:28,666 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b47cca7d-ddcd-4418-9aba-733fef306ddd/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:32:28,683 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b47cca7d-ddcd-4418-9aba-733fef306ddd/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:32:28,721 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:32:28,722 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2022-10-17 16:32:28,722 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2022-10-17 16:32:28,722 INFO L130 BoogieDeclarations]: Found specification of procedure is_do_write_p_triggered [2022-10-17 16:32:28,722 INFO L138 BoogieDeclarations]: Found implementation of procedure is_do_write_p_triggered [2022-10-17 16:32:28,722 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread1 [2022-10-17 16:32:28,723 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread1 [2022-10-17 16:32:28,723 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread2 [2022-10-17 16:32:28,723 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread2 [2022-10-17 16:32:28,725 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events1 [2022-10-17 16:32:28,725 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events1 [2022-10-17 16:32:28,725 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events2 [2022-10-17 16:32:28,726 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events2 [2022-10-17 16:32:28,726 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads2 [2022-10-17 16:32:28,726 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads2 [2022-10-17 16:32:28,726 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads1 [2022-10-17 16:32:28,727 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads1 [2022-10-17 16:32:28,727 INFO L130 BoogieDeclarations]: Found specification of procedure is_do_read_c_triggered [2022-10-17 16:32:28,727 INFO L138 BoogieDeclarations]: Found implementation of procedure is_do_read_c_triggered [2022-10-17 16:32:28,727 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels1 [2022-10-17 16:32:28,727 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels1 [2022-10-17 16:32:28,727 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels2 [2022-10-17 16:32:28,728 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels2 [2022-10-17 16:32:28,728 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:32:28,728 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events2 [2022-10-17 16:32:28,728 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events2 [2022-10-17 16:32:28,728 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events1 [2022-10-17 16:32:28,728 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events1 [2022-10-17 16:32:28,729 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:32:28,729 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:32:28,729 INFO L130 BoogieDeclarations]: Found specification of procedure error1 [2022-10-17 16:32:28,729 INFO L138 BoogieDeclarations]: Found implementation of procedure error1 [2022-10-17 16:32:28,914 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:32:28,917 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:32:29,986 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:32:30,512 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:32:30,513 INFO L300 CfgBuilder]: Removed 14 assume(true) statements. [2022-10-17 16:32:30,516 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:32:30 BoogieIcfgContainer [2022-10-17 16:32:30,516 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:32:30,517 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:32:30,517 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:32:30,529 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:32:30,529 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:32:30" (1/1) ... [2022-10-17 16:32:30,541 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 16:32:30,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:32:30,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 205 states and 303 transitions. [2022-10-17 16:32:30,612 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 303 transitions. [2022-10-17 16:32:30,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2022-10-17 16:32:30,620 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:32:30,620 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:32:30,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:32:31,192 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 16:32:31,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:32:31,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 319 states to 213 states and 313 transitions. [2022-10-17 16:32:31,358 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 313 transitions. [2022-10-17 16:32:31,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2022-10-17 16:32:31,361 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:32:31,362 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:32:31,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:32:31,778 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 16:32:32,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:32:32,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 356 states to 226 states and 338 transitions. [2022-10-17 16:32:32,741 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 338 transitions. [2022-10-17 16:32:32,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2022-10-17 16:32:32,747 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:32:32,747 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:32:32,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:32:32,873 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 16:32:33,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:32:33,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 363 states to 221 states and 325 transitions. [2022-10-17 16:32:33,363 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 325 transitions. [2022-10-17 16:32:33,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-10-17 16:32:33,366 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:32:33,366 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:32:33,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:32:33,452 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 16:32:33,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:32:33,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 387 states to 231 states and 345 transitions. [2022-10-17 16:32:33,649 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 345 transitions. [2022-10-17 16:32:33,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-10-17 16:32:33,653 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:32:33,653 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:32:33,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:32:33,748 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 16:32:34,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:32:34,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 421 states to 243 states and 368 transitions. [2022-10-17 16:32:34,467 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 368 transitions. [2022-10-17 16:32:34,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2022-10-17 16:32:34,469 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:32:34,469 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:32:34,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:32:34,504 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 16:32:34,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:32:34,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 420 states to 243 states and 367 transitions. [2022-10-17 16:32:34,529 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 367 transitions. [2022-10-17 16:32:34,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-10-17 16:32:34,531 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:32:34,531 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:32:34,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:32:34,666 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 16:32:34,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:32:34,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 430 states to 248 states and 375 transitions. [2022-10-17 16:32:34,943 INFO L276 IsEmpty]: Start isEmpty. Operand 248 states and 375 transitions. [2022-10-17 16:32:34,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-10-17 16:32:34,944 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:32:34,944 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:32:34,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:32:35,014 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 16:32:35,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:32:35,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 448 states to 256 states and 391 transitions. [2022-10-17 16:32:35,542 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 391 transitions. [2022-10-17 16:32:35,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2022-10-17 16:32:35,545 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:32:35,545 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:32:35,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:32:35,711 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-10-17 16:32:35,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:32:35,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 451 states to 257 states and 394 transitions. [2022-10-17 16:32:35,888 INFO L276 IsEmpty]: Start isEmpty. Operand 257 states and 394 transitions. [2022-10-17 16:32:35,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2022-10-17 16:32:35,892 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:32:35,893 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:32:35,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:32:35,958 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 16:32:36,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:32:36,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 461 states to 264 states and 404 transitions. [2022-10-17 16:32:36,411 INFO L276 IsEmpty]: Start isEmpty. Operand 264 states and 404 transitions. [2022-10-17 16:32:36,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-10-17 16:32:36,412 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:32:36,413 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:32:36,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:32:36,541 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 16:32:36,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:32:36,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 462 states to 265 states and 405 transitions. [2022-10-17 16:32:36,561 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 405 transitions. [2022-10-17 16:32:36,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2022-10-17 16:32:36,562 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:32:36,563 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:32:36,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:32:36,714 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:32:37,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:32:37,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 484 states to 275 states and 427 transitions. [2022-10-17 16:32:37,507 INFO L276 IsEmpty]: Start isEmpty. Operand 275 states and 427 transitions. [2022-10-17 16:32:37,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-10-17 16:32:37,509 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:32:37,509 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:32:37,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:32:37,743 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 16:32:37,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:32:37,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 536 states to 299 states and 473 transitions. [2022-10-17 16:32:37,882 INFO L276 IsEmpty]: Start isEmpty. Operand 299 states and 473 transitions. [2022-10-17 16:32:37,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-10-17 16:32:37,883 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:32:37,884 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:32:37,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:32:38,028 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 16:32:38,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:32:38,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 536 states to 300 states and 473 transitions. [2022-10-17 16:32:38,047 INFO L276 IsEmpty]: Start isEmpty. Operand 300 states and 473 transitions. [2022-10-17 16:32:38,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-10-17 16:32:38,049 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:32:38,050 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:32:38,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:32:38,178 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 16:32:38,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:32:38,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 536 states to 301 states and 473 transitions. [2022-10-17 16:32:38,194 INFO L276 IsEmpty]: Start isEmpty. Operand 301 states and 473 transitions. [2022-10-17 16:32:38,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-10-17 16:32:38,195 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:32:38,196 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:32:38,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:32:38,315 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 16:32:38,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:32:38,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 536 states to 302 states and 473 transitions. [2022-10-17 16:32:38,331 INFO L276 IsEmpty]: Start isEmpty. Operand 302 states and 473 transitions. [2022-10-17 16:32:38,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-10-17 16:32:38,333 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:32:38,333 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:32:38,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:32:38,495 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 16:32:38,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:32:38,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 536 states to 303 states and 473 transitions. [2022-10-17 16:32:38,512 INFO L276 IsEmpty]: Start isEmpty. Operand 303 states and 473 transitions. [2022-10-17 16:32:38,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-10-17 16:32:38,515 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:32:38,516 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:32:38,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:32:38,660 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 16:32:38,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:32:38,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 536 states to 304 states and 473 transitions. [2022-10-17 16:32:38,673 INFO L276 IsEmpty]: Start isEmpty. Operand 304 states and 473 transitions. [2022-10-17 16:32:38,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-10-17 16:32:38,674 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:32:38,675 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:32:38,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:32:38,761 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 16:32:38,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:32:38,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 536 states to 305 states and 473 transitions. [2022-10-17 16:32:38,774 INFO L276 IsEmpty]: Start isEmpty. Operand 305 states and 473 transitions. [2022-10-17 16:32:38,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-10-17 16:32:38,775 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:32:38,775 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:32:38,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:32:38,971 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 16:32:39,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:32:39,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 587 states to 326 states and 518 transitions. [2022-10-17 16:32:39,438 INFO L276 IsEmpty]: Start isEmpty. Operand 326 states and 518 transitions. [2022-10-17 16:32:39,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-10-17 16:32:39,440 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:32:39,440 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:32:39,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:32:39,531 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 16:32:39,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:32:39,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 587 states to 327 states and 518 transitions. [2022-10-17 16:32:39,547 INFO L276 IsEmpty]: Start isEmpty. Operand 327 states and 518 transitions. [2022-10-17 16:32:39,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-10-17 16:32:39,577 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:32:39,577 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:32:39,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:32:39,658 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 16:32:39,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:32:39,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 587 states to 328 states and 518 transitions. [2022-10-17 16:32:39,673 INFO L276 IsEmpty]: Start isEmpty. Operand 328 states and 518 transitions. [2022-10-17 16:32:39,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-10-17 16:32:39,674 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:32:39,674 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:32:39,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:32:39,752 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 16:32:39,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:32:39,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 587 states to 329 states and 518 transitions. [2022-10-17 16:32:39,767 INFO L276 IsEmpty]: Start isEmpty. Operand 329 states and 518 transitions. [2022-10-17 16:32:39,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-10-17 16:32:39,768 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:32:39,768 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:32:39,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:32:39,854 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 16:32:39,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:32:39,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 587 states to 330 states and 518 transitions. [2022-10-17 16:32:39,868 INFO L276 IsEmpty]: Start isEmpty. Operand 330 states and 518 transitions. [2022-10-17 16:32:39,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-10-17 16:32:39,870 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:32:39,870 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:32:39,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:32:40,053 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 16:32:40,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:32:40,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 626 states to 345 states and 551 transitions. [2022-10-17 16:32:40,544 INFO L276 IsEmpty]: Start isEmpty. Operand 345 states and 551 transitions. [2022-10-17 16:32:40,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-10-17 16:32:40,546 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:32:40,546 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:32:40,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:32:40,638 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 16:32:40,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:32:40,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 626 states to 346 states and 551 transitions. [2022-10-17 16:32:40,656 INFO L276 IsEmpty]: Start isEmpty. Operand 346 states and 551 transitions. [2022-10-17 16:32:40,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-10-17 16:32:40,657 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:32:40,658 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:32:40,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:32:40,753 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 16:32:40,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:32:40,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 626 states to 347 states and 551 transitions. [2022-10-17 16:32:40,770 INFO L276 IsEmpty]: Start isEmpty. Operand 347 states and 551 transitions. [2022-10-17 16:32:40,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-10-17 16:32:40,771 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:32:40,771 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:32:40,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:32:40,865 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 16:32:40,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:32:40,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 626 states to 348 states and 551 transitions. [2022-10-17 16:32:40,881 INFO L276 IsEmpty]: Start isEmpty. Operand 348 states and 551 transitions. [2022-10-17 16:32:40,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-10-17 16:32:40,882 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:32:40,883 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:32:40,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:32:41,137 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 16:32:41,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:32:41,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 659 states to 360 states and 578 transitions. [2022-10-17 16:32:41,689 INFO L276 IsEmpty]: Start isEmpty. Operand 360 states and 578 transitions. [2022-10-17 16:32:41,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-10-17 16:32:41,690 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:32:41,691 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:32:41,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:32:41,779 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 16:32:41,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:32:41,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 659 states to 361 states and 578 transitions. [2022-10-17 16:32:41,802 INFO L276 IsEmpty]: Start isEmpty. Operand 361 states and 578 transitions. [2022-10-17 16:32:41,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-10-17 16:32:41,804 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:32:41,804 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:32:41,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:32:41,919 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 16:32:42,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:32:42,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 686 states to 369 states and 593 transitions. [2022-10-17 16:32:42,317 INFO L276 IsEmpty]: Start isEmpty. Operand 369 states and 593 transitions. [2022-10-17 16:32:42,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-10-17 16:32:42,318 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:32:42,319 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:32:42,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:32:42,703 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:32:46,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:32:46,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 740 states to 391 states and 637 transitions. [2022-10-17 16:32:46,180 INFO L276 IsEmpty]: Start isEmpty. Operand 391 states and 637 transitions. [2022-10-17 16:32:46,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2022-10-17 16:32:46,181 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:32:46,182 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:32:46,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:32:46,358 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-10-17 16:32:46,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:32:46,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 745 states to 395 states and 642 transitions. [2022-10-17 16:32:46,635 INFO L276 IsEmpty]: Start isEmpty. Operand 395 states and 642 transitions. [2022-10-17 16:32:46,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2022-10-17 16:32:46,636 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:32:46,637 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:32:46,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:32:47,174 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:32:50,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:32:50,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 791 states to 403 states and 660 transitions. [2022-10-17 16:32:50,536 INFO L276 IsEmpty]: Start isEmpty. Operand 403 states and 660 transitions. [2022-10-17 16:32:50,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2022-10-17 16:32:50,537 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:32:50,538 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:32:50,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:32:50,678 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:32:51,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:32:51,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 807 states to 410 states and 676 transitions. [2022-10-17 16:32:51,722 INFO L276 IsEmpty]: Start isEmpty. Operand 410 states and 676 transitions. [2022-10-17 16:32:51,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2022-10-17 16:32:51,724 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:32:51,724 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:32:51,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:32:51,756 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:32:52,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:32:52,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 805 states to 410 states and 674 transitions. [2022-10-17 16:32:52,514 INFO L276 IsEmpty]: Start isEmpty. Operand 410 states and 674 transitions. [2022-10-17 16:32:52,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2022-10-17 16:32:52,516 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:32:52,516 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:32:52,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:32:52,565 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:32:53,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:32:53,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 829 states to 417 states and 698 transitions. [2022-10-17 16:32:53,710 INFO L276 IsEmpty]: Start isEmpty. Operand 417 states and 698 transitions. [2022-10-17 16:32:53,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2022-10-17 16:32:53,712 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:32:53,712 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:32:53,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:32:53,748 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 16:32:54,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:32:54,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 834 states to 419 states and 703 transitions. [2022-10-17 16:32:54,201 INFO L276 IsEmpty]: Start isEmpty. Operand 419 states and 703 transitions. [2022-10-17 16:32:54,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2022-10-17 16:32:54,202 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:32:54,204 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:32:54,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:32:54,330 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked.