./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/combinations/Problem05_label43+token_ring.02.cil-2.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_d48c63c7-55f0-4b95-a42b-d99f140fd6a2/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d48c63c7-55f0-4b95-a42b-d99f140fd6a2/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_d48c63c7-55f0-4b95-a42b-d99f140fd6a2/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d48c63c7-55f0-4b95-a42b-d99f140fd6a2/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/Problem05_label43+token_ring.02.cil-2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d48c63c7-55f0-4b95-a42b-d99f140fd6a2/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_d48c63c7-55f0-4b95-a42b-d99f140fd6a2/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 c7c4bef8c60b810569a22d8a73144498437260dfbc0e4b7320d169bed033790e --- 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 16:35:12,550 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:35:12,553 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:35:12,612 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:35:12,613 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:35:12,617 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:35:12,620 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:35:12,625 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:35:12,628 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:35:12,633 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:35:12,634 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:35:12,637 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:35:12,637 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:35:12,640 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:35:12,642 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:35:12,644 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:35:12,646 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:35:12,650 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:35:12,652 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:35:12,662 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:35:12,664 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:35:12,665 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:35:12,669 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:35:12,671 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:35:12,681 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:35:12,681 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:35:12,682 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:35:12,684 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:35:12,685 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:35:12,686 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:35:12,686 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:35:12,687 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:35:12,689 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:35:12,691 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:35:12,692 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:35:12,692 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:35:12,693 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:35:12,693 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:35:12,693 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:35:12,694 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:35:12,695 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:35:12,696 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d48c63c7-55f0-4b95-a42b-d99f140fd6a2/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 16:35:12,742 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:35:12,743 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:35:12,744 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:35:12,744 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:35:12,745 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:35:12,745 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:35:12,746 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:35:12,746 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:35:12,746 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:35:12,746 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:35:12,747 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:35:12,748 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:35:12,748 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:35:12,748 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:35:12,748 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:35:12,749 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:35:12,749 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:35:12,749 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:35:12,749 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:35:12,749 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:35:12,750 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:35:12,750 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:35:12,750 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:35:12,750 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:35:12,751 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:35:12,751 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:35:12,751 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:35:12,751 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:35:12,752 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_d48c63c7-55f0-4b95-a42b-d99f140fd6a2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d48c63c7-55f0-4b95-a42b-d99f140fd6a2/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c7c4bef8c60b810569a22d8a73144498437260dfbc0e4b7320d169bed033790e [2022-10-17 16:35:13,125 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:35:13,163 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:35:13,166 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:35:13,167 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:35:13,169 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:35:13,171 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d48c63c7-55f0-4b95-a42b-d99f140fd6a2/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/combinations/Problem05_label43+token_ring.02.cil-2.c [2022-10-17 16:35:13,247 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d48c63c7-55f0-4b95-a42b-d99f140fd6a2/bin/ukojak-92XMlrwhuB/data/a45c04baf/d3496a5d43de4aeb957c6a38cd2c0a4c/FLAG30dff6648 [2022-10-17 16:35:14,369 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:35:14,370 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d48c63c7-55f0-4b95-a42b-d99f140fd6a2/sv-benchmarks/c/combinations/Problem05_label43+token_ring.02.cil-2.c [2022-10-17 16:35:14,425 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d48c63c7-55f0-4b95-a42b-d99f140fd6a2/bin/ukojak-92XMlrwhuB/data/a45c04baf/d3496a5d43de4aeb957c6a38cd2c0a4c/FLAG30dff6648 [2022-10-17 16:35:14,661 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d48c63c7-55f0-4b95-a42b-d99f140fd6a2/bin/ukojak-92XMlrwhuB/data/a45c04baf/d3496a5d43de4aeb957c6a38cd2c0a4c [2022-10-17 16:35:14,663 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:35:14,666 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:35:14,669 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:35:14,670 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:35:14,673 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:35:14,674 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:35:14" (1/1) ... [2022-10-17 16:35:14,675 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@67cae858 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:35:14, skipping insertion in model container [2022-10-17 16:35:14,675 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:35:14" (1/1) ... [2022-10-17 16:35:14,682 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:35:14,969 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:35:17,354 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_d48c63c7-55f0-4b95-a42b-d99f140fd6a2/sv-benchmarks/c/combinations/Problem05_label43+token_ring.02.cil-2.c[381679,381692] [2022-10-17 16:35:17,385 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_d48c63c7-55f0-4b95-a42b-d99f140fd6a2/sv-benchmarks/c/combinations/Problem05_label43+token_ring.02.cil-2.c[383339,383352] [2022-10-17 16:35:17,558 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:35:17,567 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:35:18,957 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_d48c63c7-55f0-4b95-a42b-d99f140fd6a2/sv-benchmarks/c/combinations/Problem05_label43+token_ring.02.cil-2.c[381679,381692] [2022-10-17 16:35:18,962 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_d48c63c7-55f0-4b95-a42b-d99f140fd6a2/sv-benchmarks/c/combinations/Problem05_label43+token_ring.02.cil-2.c[383339,383352] [2022-10-17 16:35:18,973 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:35:19,090 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:35:19,090 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:35:19 WrapperNode [2022-10-17 16:35:19,091 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:35:19,092 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:35:19,093 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:35:19,093 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:35:19,101 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:35:19" (1/1) ... [2022-10-17 16:35:19,226 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:35:19" (1/1) ... [2022-10-17 16:35:19,671 INFO L138 Inliner]: procedures = 48, calls = 48, calls flagged for inlining = 25, calls inlined = 25, statements flattened = 12624 [2022-10-17 16:35:19,672 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:35:19,673 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:35:19,674 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:35:19,674 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:35:19,684 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:35:19" (1/1) ... [2022-10-17 16:35:19,684 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:35:19" (1/1) ... [2022-10-17 16:35:19,742 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:35:19" (1/1) ... [2022-10-17 16:35:19,742 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:35:19" (1/1) ... [2022-10-17 16:35:20,004 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:35:19" (1/1) ... [2022-10-17 16:35:20,050 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:35:19" (1/1) ... [2022-10-17 16:35:20,083 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:35:19" (1/1) ... [2022-10-17 16:35:20,103 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:35:19" (1/1) ... [2022-10-17 16:35:20,175 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:35:20,177 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:35:20,177 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:35:20,177 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:35:20,178 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:35:19" (1/1) ... [2022-10-17 16:35:20,186 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:35:20,200 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d48c63c7-55f0-4b95-a42b-d99f140fd6a2/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:35:20,217 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d48c63c7-55f0-4b95-a42b-d99f140fd6a2/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:35:20,248 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d48c63c7-55f0-4b95-a42b-d99f140fd6a2/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:35:20,270 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:35:20,270 INFO L130 BoogieDeclarations]: Found specification of procedure error [2022-10-17 16:35:20,271 INFO L138 BoogieDeclarations]: Found implementation of procedure error [2022-10-17 16:35:20,271 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events [2022-10-17 16:35:20,271 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events [2022-10-17 16:35:20,271 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads [2022-10-17 16:35:20,271 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads [2022-10-17 16:35:20,272 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2022-10-17 16:35:20,272 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2022-10-17 16:35:20,272 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread [2022-10-17 16:35:20,272 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread [2022-10-17 16:35:20,272 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events [2022-10-17 16:35:20,272 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events [2022-10-17 16:35:20,273 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:35:20,273 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels [2022-10-17 16:35:20,273 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels [2022-10-17 16:35:20,273 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:35:20,273 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:35:20,443 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:35:20,446 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:35:29,415 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:35:31,535 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:35:31,535 INFO L300 CfgBuilder]: Removed 6 assume(true) statements. [2022-10-17 16:35:31,541 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:35:31 BoogieIcfgContainer [2022-10-17 16:35:31,541 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:35:31,542 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:35:31,542 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:35:31,552 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:35:31,553 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:35:31" (1/1) ... [2022-10-17 16:35:31,563 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 16:35:31,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:35:31,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3395 states to 1727 states and 3395 transitions. [2022-10-17 16:35:31,665 INFO L276 IsEmpty]: Start isEmpty. Operand 1727 states and 3395 transitions. [2022-10-17 16:35:31,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2022-10-17 16:35:31,671 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:35:31,672 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:35:31,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:35:32,099 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 16:35:32,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:35:32,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3414 states to 1734 states and 3407 transitions. [2022-10-17 16:35:32,301 INFO L276 IsEmpty]: Start isEmpty. Operand 1734 states and 3407 transitions. [2022-10-17 16:35:32,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2022-10-17 16:35:32,318 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:35:32,319 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:35:32,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:35:32,481 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 16:35:32,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:35:32,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3414 states to 1735 states and 3407 transitions. [2022-10-17 16:35:32,530 INFO L276 IsEmpty]: Start isEmpty. Operand 1735 states and 3407 transitions. [2022-10-17 16:35:32,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2022-10-17 16:35:32,533 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:35:32,533 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:35:32,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:35:32,615 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 16:35:32,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:35:32,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3414 states to 1736 states and 3407 transitions. [2022-10-17 16:35:32,651 INFO L276 IsEmpty]: Start isEmpty. Operand 1736 states and 3407 transitions. [2022-10-17 16:35:32,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2022-10-17 16:35:32,662 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:35:32,662 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:35:32,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:35:32,794 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 16:35:32,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:35:32,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3426 states to 1739 states and 3412 transitions. [2022-10-17 16:35:32,975 INFO L276 IsEmpty]: Start isEmpty. Operand 1739 states and 3412 transitions. [2022-10-17 16:35:32,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2022-10-17 16:35:32,979 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:35:32,979 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:35:32,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:35:33,043 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 16:35:33,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:35:33,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3443 states to 1747 states and 3427 transitions. [2022-10-17 16:35:33,101 INFO L276 IsEmpty]: Start isEmpty. Operand 1747 states and 3427 transitions. [2022-10-17 16:35:33,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-10-17 16:35:33,103 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:35:33,104 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:35:33,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:35:33,336 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 16:35:33,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:35:33,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3480 states to 1760 states and 3454 transitions. [2022-10-17 16:35:33,953 INFO L276 IsEmpty]: Start isEmpty. Operand 1760 states and 3454 transitions. [2022-10-17 16:35:33,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-10-17 16:35:33,955 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:35:33,955 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:35:33,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:35:34,089 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 16:35:34,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:35:34,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3501 states to 1765 states and 3465 transitions. [2022-10-17 16:35:34,870 INFO L276 IsEmpty]: Start isEmpty. Operand 1765 states and 3465 transitions. [2022-10-17 16:35:34,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2022-10-17 16:35:34,873 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:35:34,874 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:35:34,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:35:35,061 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 16:35:35,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:35:35,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3502 states to 1766 states and 3466 transitions. [2022-10-17 16:35:35,148 INFO L276 IsEmpty]: Start isEmpty. Operand 1766 states and 3466 transitions. [2022-10-17 16:35:35,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2022-10-17 16:35:35,150 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:35:35,150 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:35:35,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:35:35,445 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 16:35:37,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:35:37,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3553 states to 1781 states and 3500 transitions. [2022-10-17 16:35:37,289 INFO L276 IsEmpty]: Start isEmpty. Operand 1781 states and 3500 transitions. [2022-10-17 16:35:37,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2022-10-17 16:35:37,291 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:35:37,292 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:35:37,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:35:37,364 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 16:35:38,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:35:38,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3567 states to 1786 states and 3512 transitions. [2022-10-17 16:35:38,020 INFO L276 IsEmpty]: Start isEmpty. Operand 1786 states and 3512 transitions. [2022-10-17 16:35:38,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2022-10-17 16:35:38,022 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:35:38,022 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:35:38,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:35:38,084 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 16:35:38,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:35:38,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3551 states to 1780 states and 3499 transitions. [2022-10-17 16:35:38,130 INFO L276 IsEmpty]: Start isEmpty. Operand 1780 states and 3499 transitions. [2022-10-17 16:35:38,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2022-10-17 16:35:38,131 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:35:38,132 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:35:38,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:35:38,190 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 16:35:38,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:35:38,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3552 states to 1781 states and 3500 transitions. [2022-10-17 16:35:38,327 INFO L276 IsEmpty]: Start isEmpty. Operand 1781 states and 3500 transitions. [2022-10-17 16:35:38,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2022-10-17 16:35:38,330 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:35:38,330 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:35:38,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:35:38,374 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 16:35:38,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:35:38,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3559 states to 1784 states and 3507 transitions. [2022-10-17 16:35:38,500 INFO L276 IsEmpty]: Start isEmpty. Operand 1784 states and 3507 transitions. [2022-10-17 16:35:38,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2022-10-17 16:35:38,502 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:35:38,503 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:35:38,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:35:38,584 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 16:35:38,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:35:38,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3543 states to 1778 states and 3493 transitions. [2022-10-17 16:35:38,623 INFO L276 IsEmpty]: Start isEmpty. Operand 1778 states and 3493 transitions. [2022-10-17 16:35:38,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-10-17 16:35:38,626 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:35:38,626 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:35:38,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:35:38,671 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 16:35:38,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:35:38,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3544 states to 1779 states and 3494 transitions. [2022-10-17 16:35:38,703 INFO L276 IsEmpty]: Start isEmpty. Operand 1779 states and 3494 transitions. [2022-10-17 16:35:38,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-10-17 16:35:38,705 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:35:38,705 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:35:38,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:35:38,733 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 16:35:38,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:35:38,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3543 states to 1779 states and 3493 transitions. [2022-10-17 16:35:38,770 INFO L276 IsEmpty]: Start isEmpty. Operand 1779 states and 3493 transitions. [2022-10-17 16:35:38,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-10-17 16:35:38,779 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:35:38,780 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:35:38,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:35:38,848 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 16:35:38,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:35:38,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3547 states to 1781 states and 3497 transitions. [2022-10-17 16:35:38,880 INFO L276 IsEmpty]: Start isEmpty. Operand 1781 states and 3497 transitions. [2022-10-17 16:35:38,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-10-17 16:35:38,882 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:35:38,883 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:35:38,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:35:38,935 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 16:35:38,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:35:38,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3551 states to 1783 states and 3501 transitions. [2022-10-17 16:35:38,972 INFO L276 IsEmpty]: Start isEmpty. Operand 1783 states and 3501 transitions. [2022-10-17 16:35:38,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-10-17 16:35:38,973 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:35:38,974 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:35:38,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:35:39,069 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 16:35:39,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:35:39,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3573 states to 1793 states and 3520 transitions. [2022-10-17 16:35:39,802 INFO L276 IsEmpty]: Start isEmpty. Operand 1793 states and 3520 transitions. [2022-10-17 16:35:39,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2022-10-17 16:35:39,804 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:35:39,804 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:35:39,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:35:39,904 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 16:35:40,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:35:40,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3604 states to 1805 states and 3549 transitions. [2022-10-17 16:35:40,710 INFO L276 IsEmpty]: Start isEmpty. Operand 1805 states and 3549 transitions. [2022-10-17 16:35:40,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-10-17 16:35:40,712 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:35:40,713 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:35:40,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:35:40,756 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 16:35:40,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:35:40,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3607 states to 1807 states and 3552 transitions. [2022-10-17 16:35:40,811 INFO L276 IsEmpty]: Start isEmpty. Operand 1807 states and 3552 transitions. [2022-10-17 16:35:40,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2022-10-17 16:35:40,812 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:35:40,813 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:35:40,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:35:40,947 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-10-17 16:35:41,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:35:41,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3615 states to 1810 states and 3560 transitions. [2022-10-17 16:35:41,215 INFO L276 IsEmpty]: Start isEmpty. Operand 1810 states and 3560 transitions. [2022-10-17 16:35:41,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2022-10-17 16:35:41,216 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:35:41,216 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:35:41,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:35:41,351 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked.