./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/combinations/Problem05_label41+token_ring.01.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_ff6b9e27-1c82-499a-af57-054d33c0b4f0/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff6b9e27-1c82-499a-af57-054d33c0b4f0/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_ff6b9e27-1c82-499a-af57-054d33c0b4f0/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff6b9e27-1c82-499a-af57-054d33c0b4f0/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/Problem05_label41+token_ring.01.cil-1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff6b9e27-1c82-499a-af57-054d33c0b4f0/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_ff6b9e27-1c82-499a-af57-054d33c0b4f0/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 738a2e75c3974a334a4730af8ad8a1bca696e22b6aef9e5670f827b7767c7884 --- 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 16:36:14,670 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:36:14,673 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:36:14,717 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:36:14,718 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:36:14,723 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:36:14,726 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:36:14,733 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:36:14,735 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:36:14,741 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:36:14,743 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:36:14,748 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:36:14,749 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:36:14,752 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:36:14,755 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:36:14,757 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:36:14,759 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:36:14,760 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:36:14,762 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:36:14,769 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:36:14,771 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:36:14,772 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:36:14,776 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:36:14,777 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:36:14,781 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:36:14,782 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:36:14,782 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:36:14,784 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:36:14,785 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:36:14,786 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:36:14,787 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:36:14,788 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:36:14,791 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:36:14,793 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:36:14,794 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:36:14,794 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:36:14,795 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:36:14,795 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:36:14,796 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:36:14,797 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:36:14,797 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:36:14,798 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff6b9e27-1c82-499a-af57-054d33c0b4f0/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 16:36:14,842 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:36:14,846 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:36:14,848 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:36:14,848 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:36:14,849 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:36:14,849 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:36:14,850 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:36:14,850 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:36:14,850 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:36:14,850 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:36:14,851 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:36:14,852 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:36:14,852 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:36:14,852 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:36:14,852 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:36:14,852 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:36:14,853 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:36:14,853 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:36:14,853 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:36:14,853 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:36:14,854 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:36:14,854 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:36:14,854 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:36:14,854 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:36:14,855 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:36:14,855 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:36:14,856 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:36:14,857 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:36:14,857 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_ff6b9e27-1c82-499a-af57-054d33c0b4f0/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff6b9e27-1c82-499a-af57-054d33c0b4f0/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 738a2e75c3974a334a4730af8ad8a1bca696e22b6aef9e5670f827b7767c7884 [2022-10-17 16:36:15,153 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:36:15,184 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:36:15,187 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:36:15,188 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:36:15,190 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:36:15,192 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff6b9e27-1c82-499a-af57-054d33c0b4f0/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/combinations/Problem05_label41+token_ring.01.cil-1.c [2022-10-17 16:36:15,274 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff6b9e27-1c82-499a-af57-054d33c0b4f0/bin/ukojak-92XMlrwhuB/data/ebf84253a/6e2ad78432034fec9a2f8878c9d75340/FLAGfd097154e [2022-10-17 16:36:16,327 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:36:16,327 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff6b9e27-1c82-499a-af57-054d33c0b4f0/sv-benchmarks/c/combinations/Problem05_label41+token_ring.01.cil-1.c [2022-10-17 16:36:16,374 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff6b9e27-1c82-499a-af57-054d33c0b4f0/bin/ukojak-92XMlrwhuB/data/ebf84253a/6e2ad78432034fec9a2f8878c9d75340/FLAGfd097154e [2022-10-17 16:36:16,686 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff6b9e27-1c82-499a-af57-054d33c0b4f0/bin/ukojak-92XMlrwhuB/data/ebf84253a/6e2ad78432034fec9a2f8878c9d75340 [2022-10-17 16:36:16,688 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:36:16,691 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:36:16,695 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:36:16,695 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:36:16,698 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:36:16,699 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:36:16" (1/1) ... [2022-10-17 16:36:16,700 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@54ddc14c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:36:16, skipping insertion in model container [2022-10-17 16:36:16,701 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:36:16" (1/1) ... [2022-10-17 16:36:16,708 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:36:16,968 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:36:19,476 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_ff6b9e27-1c82-499a-af57-054d33c0b4f0/sv-benchmarks/c/combinations/Problem05_label41+token_ring.01.cil-1.c[376251,376264] [2022-10-17 16:36:19,516 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_ff6b9e27-1c82-499a-af57-054d33c0b4f0/sv-benchmarks/c/combinations/Problem05_label41+token_ring.01.cil-1.c[383339,383352] [2022-10-17 16:36:19,691 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:36:19,701 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:36:20,969 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_ff6b9e27-1c82-499a-af57-054d33c0b4f0/sv-benchmarks/c/combinations/Problem05_label41+token_ring.01.cil-1.c[376251,376264] [2022-10-17 16:36:20,980 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_ff6b9e27-1c82-499a-af57-054d33c0b4f0/sv-benchmarks/c/combinations/Problem05_label41+token_ring.01.cil-1.c[383339,383352] [2022-10-17 16:36:21,012 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:36:21,094 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:36:21,095 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:36:21 WrapperNode [2022-10-17 16:36:21,096 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:36:21,097 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:36:21,097 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:36:21,097 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:36:21,105 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:36:21" (1/1) ... [2022-10-17 16:36:21,224 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:36:21" (1/1) ... [2022-10-17 16:36:21,800 INFO L138 Inliner]: procedures = 46, calls = 44, calls flagged for inlining = 24, calls inlined = 24, statements flattened = 12561 [2022-10-17 16:36:21,801 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:36:21,802 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:36:21,803 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:36:21,803 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:36:21,813 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:36:21" (1/1) ... [2022-10-17 16:36:21,813 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:36:21" (1/1) ... [2022-10-17 16:36:21,948 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:36:21" (1/1) ... [2022-10-17 16:36:21,949 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:36:21" (1/1) ... [2022-10-17 16:36:22,179 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:36:21" (1/1) ... [2022-10-17 16:36:22,256 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:36:21" (1/1) ... [2022-10-17 16:36:22,277 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:36:21" (1/1) ... [2022-10-17 16:36:22,305 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:36:21" (1/1) ... [2022-10-17 16:36:22,387 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:36:22,389 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:36:22,389 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:36:22,390 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:36:22,391 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:36:21" (1/1) ... [2022-10-17 16:36:22,399 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:36:22,412 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff6b9e27-1c82-499a-af57-054d33c0b4f0/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:36:22,437 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff6b9e27-1c82-499a-af57-054d33c0b4f0/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:36:22,503 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff6b9e27-1c82-499a-af57-054d33c0b4f0/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:36:22,559 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:36:22,560 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events [2022-10-17 16:36:22,560 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events [2022-10-17 16:36:22,561 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads [2022-10-17 16:36:22,561 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads [2022-10-17 16:36:22,561 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2022-10-17 16:36:22,561 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2022-10-17 16:36:22,561 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread [2022-10-17 16:36:22,562 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread [2022-10-17 16:36:22,562 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events [2022-10-17 16:36:22,562 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events [2022-10-17 16:36:22,562 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:36:22,562 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels [2022-10-17 16:36:22,563 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels [2022-10-17 16:36:22,563 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:36:22,563 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:36:22,712 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:36:22,714 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:36:31,347 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:36:34,094 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:36:34,095 INFO L300 CfgBuilder]: Removed 5 assume(true) statements. [2022-10-17 16:36:34,103 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:36:34 BoogieIcfgContainer [2022-10-17 16:36:34,104 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:36:34,106 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:36:34,106 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:36:34,117 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:36:34,118 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:36:34" (1/1) ... [2022-10-17 16:36:34,128 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 16:36:34,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:36:34,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3367 states to 1710 states and 3367 transitions. [2022-10-17 16:36:34,260 INFO L276 IsEmpty]: Start isEmpty. Operand 1710 states and 3367 transitions. [2022-10-17 16:36:34,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-10-17 16:36:34,269 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:36:34,269 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:36:34,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:36:34,667 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 16:36:34,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:36:34,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3382 states to 1715 states and 3375 transitions. [2022-10-17 16:36:34,845 INFO L276 IsEmpty]: Start isEmpty. Operand 1715 states and 3375 transitions. [2022-10-17 16:36:34,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-10-17 16:36:34,847 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:36:34,848 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:36:34,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:36:35,016 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 16:36:35,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:36:35,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3382 states to 1716 states and 3375 transitions. [2022-10-17 16:36:35,059 INFO L276 IsEmpty]: Start isEmpty. Operand 1716 states and 3375 transitions. [2022-10-17 16:36:35,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-10-17 16:36:35,068 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:36:35,068 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:36:35,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:36:35,170 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 16:36:35,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:36:35,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3399 states to 1724 states and 3390 transitions. [2022-10-17 16:36:35,259 INFO L276 IsEmpty]: Start isEmpty. Operand 1724 states and 3390 transitions. [2022-10-17 16:36:35,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-10-17 16:36:35,264 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:36:35,265 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:36:35,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:36:35,605 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:36:36,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:36:36,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3436 states to 1737 states and 3418 transitions. [2022-10-17 16:36:36,086 INFO L276 IsEmpty]: Start isEmpty. Operand 1737 states and 3418 transitions. [2022-10-17 16:36:36,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-10-17 16:36:36,087 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:36:36,088 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:36:36,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:36:36,179 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-10-17 16:36:36,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:36:36,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3451 states to 1740 states and 3423 transitions. [2022-10-17 16:36:36,725 INFO L276 IsEmpty]: Start isEmpty. Operand 1740 states and 3423 transitions. [2022-10-17 16:36:36,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-10-17 16:36:36,727 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:36:36,727 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:36:36,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:36:36,771 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-10-17 16:36:36,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:36:36,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3446 states to 1738 states and 3418 transitions. [2022-10-17 16:36:36,836 INFO L276 IsEmpty]: Start isEmpty. Operand 1738 states and 3418 transitions. [2022-10-17 16:36:36,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-10-17 16:36:36,837 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:36:36,838 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:36:36,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:36:37,089 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:36:38,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:36:38,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3488 states to 1750 states and 3444 transitions. [2022-10-17 16:36:38,467 INFO L276 IsEmpty]: Start isEmpty. Operand 1750 states and 3444 transitions. [2022-10-17 16:36:38,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-10-17 16:36:38,470 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:36:38,471 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:36:38,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:36:38,551 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-10-17 16:36:38,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:36:38,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3496 states to 1752 states and 3450 transitions. [2022-10-17 16:36:38,921 INFO L276 IsEmpty]: Start isEmpty. Operand 1752 states and 3450 transitions. [2022-10-17 16:36:38,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-10-17 16:36:38,923 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:36:38,923 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:36:38,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:36:38,971 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-10-17 16:36:38,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:36:39,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3485 states to 1749 states and 3442 transitions. [2022-10-17 16:36:39,003 INFO L276 IsEmpty]: Start isEmpty. Operand 1749 states and 3442 transitions. [2022-10-17 16:36:39,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-10-17 16:36:39,005 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:36:39,005 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:36:39,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:36:39,037 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-10-17 16:36:39,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:36:39,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3488 states to 1751 states and 3445 transitions. [2022-10-17 16:36:39,134 INFO L276 IsEmpty]: Start isEmpty. Operand 1751 states and 3445 transitions. [2022-10-17 16:36:39,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-10-17 16:36:39,136 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:36:39,136 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:36:39,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:36:39,181 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-10-17 16:36:39,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:36:39,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3477 states to 1748 states and 3436 transitions. [2022-10-17 16:36:39,216 INFO L276 IsEmpty]: Start isEmpty. Operand 1748 states and 3436 transitions. [2022-10-17 16:36:39,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-10-17 16:36:39,217 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:36:39,217 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:36:39,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:36:39,247 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-10-17 16:36:39,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:36:39,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3481 states to 1750 states and 3440 transitions. [2022-10-17 16:36:39,279 INFO L276 IsEmpty]: Start isEmpty. Operand 1750 states and 3440 transitions. [2022-10-17 16:36:39,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-10-17 16:36:39,280 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:36:39,280 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:36:39,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:36:39,300 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 16:36:39,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:36:39,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3480 states to 1750 states and 3439 transitions. [2022-10-17 16:36:39,325 INFO L276 IsEmpty]: Start isEmpty. Operand 1750 states and 3439 transitions. [2022-10-17 16:36:39,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-10-17 16:36:39,327 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:36:39,327 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:36:39,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:36:39,393 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:36:39,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:36:39,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3500 states to 1760 states and 3457 transitions. [2022-10-17 16:36:39,906 INFO L276 IsEmpty]: Start isEmpty. Operand 1760 states and 3457 transitions. [2022-10-17 16:36:39,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-10-17 16:36:39,908 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:36:39,909 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:36:39,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:36:40,039 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-10-17 16:36:40,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:36:40,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3503 states to 1762 states and 3460 transitions. [2022-10-17 16:36:40,268 INFO L276 IsEmpty]: Start isEmpty. Operand 1762 states and 3460 transitions. [2022-10-17 16:36:40,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2022-10-17 16:36:40,269 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:36:40,270 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:36:40,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:36:40,404 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2022-10-17 16:36:40,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:36:40,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3502 states to 1762 states and 3459 transitions. [2022-10-17 16:36:40,432 INFO L276 IsEmpty]: Start isEmpty. Operand 1762 states and 3459 transitions. [2022-10-17 16:36:40,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2022-10-17 16:36:40,434 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:36:40,434 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:36:40,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:36:40,543 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-10-17 16:36:40,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:36:40,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3505 states to 1764 states and 3462 transitions. [2022-10-17 16:36:40,575 INFO L276 IsEmpty]: Start isEmpty. Operand 1764 states and 3462 transitions. [2022-10-17 16:36:40,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-10-17 16:36:40,576 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:36:40,577 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:36:40,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:36:40,611 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2022-10-17 16:36:40,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:36:40,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3506 states to 1765 states and 3463 transitions. [2022-10-17 16:36:40,699 INFO L276 IsEmpty]: Start isEmpty. Operand 1765 states and 3463 transitions. [2022-10-17 16:36:40,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2022-10-17 16:36:40,700 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:36:40,700 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:36:40,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:36:40,735 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 7 proven. 5 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-17 16:36:40,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:36:40,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3512 states to 1769 states and 3469 transitions. [2022-10-17 16:36:40,780 INFO L276 IsEmpty]: Start isEmpty. Operand 1769 states and 3469 transitions. [2022-10-17 16:36:40,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2022-10-17 16:36:40,782 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:36:40,782 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:36:40,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:36:41,096 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2022-10-17 16:36:41,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:36:41,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3532 states to 1776 states and 3483 transitions. [2022-10-17 16:36:41,500 INFO L276 IsEmpty]: Start isEmpty. Operand 1776 states and 3483 transitions. [2022-10-17 16:36:41,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2022-10-17 16:36:41,502 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:36:41,504 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:36:41,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:36:41,650 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 7 proven. 5 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-17 16:36:42,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:36:42,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3559 states to 1783 states and 3502 transitions. [2022-10-17 16:36:42,913 INFO L276 IsEmpty]: Start isEmpty. Operand 1783 states and 3502 transitions. [2022-10-17 16:36:42,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2022-10-17 16:36:42,915 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:36:42,915 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:36:42,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:36:42,975 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 7 proven. 5 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-17 16:36:43,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:36:43,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3570 states to 1785 states and 3507 transitions. [2022-10-17 16:36:43,220 INFO L276 IsEmpty]: Start isEmpty. Operand 1785 states and 3507 transitions. [2022-10-17 16:36:43,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2022-10-17 16:36:43,222 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:36:43,223 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:36:43,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:36:43,327 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked.