./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/combinations/pc_sfifo_3.cil+token_ring.10.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_8affec59-3c34-479d-a119-af1f6ae62a75/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8affec59-3c34-479d-a119-af1f6ae62a75/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_8affec59-3c34-479d-a119-af1f6ae62a75/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8affec59-3c34-479d-a119-af1f6ae62a75/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/pc_sfifo_3.cil+token_ring.10.cil-1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8affec59-3c34-479d-a119-af1f6ae62a75/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_8affec59-3c34-479d-a119-af1f6ae62a75/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 5fa3500dbb7b48d33bda6025d194df10b5d868e3a16ab8452fef68790ebc5c6f --- 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 16:54:36,626 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:54:36,628 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:54:36,668 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:54:36,669 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:54:36,670 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:54:36,672 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:54:36,674 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:54:36,677 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:54:36,678 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:54:36,679 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:54:36,683 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:54:36,685 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:54:36,689 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:54:36,691 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:54:36,694 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:54:36,696 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:54:36,703 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:54:36,706 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:54:36,711 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:54:36,716 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:54:36,719 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:54:36,722 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:54:36,724 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:54:36,729 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:54:36,729 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:54:36,730 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:54:36,731 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:54:36,732 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:54:36,733 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:54:36,733 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:54:36,735 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:54:36,736 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:54:36,737 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:54:36,738 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:54:36,738 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:54:36,739 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:54:36,739 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:54:36,740 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:54:36,741 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:54:36,742 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:54:36,742 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8affec59-3c34-479d-a119-af1f6ae62a75/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 16:54:36,769 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:54:36,769 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:54:36,770 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:54:36,770 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:54:36,771 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:54:36,771 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:54:36,771 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:54:36,772 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:54:36,772 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:54:36,772 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:54:36,772 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:54:36,773 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:54:36,773 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:54:36,773 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:54:36,773 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:54:36,773 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:54:36,774 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:54:36,774 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:54:36,774 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:54:36,774 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:54:36,774 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:54:36,775 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:54:36,775 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:54:36,775 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:54:36,775 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:54:36,776 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:54:36,776 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:54:36,776 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:54:36,776 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_8affec59-3c34-479d-a119-af1f6ae62a75/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8affec59-3c34-479d-a119-af1f6ae62a75/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5fa3500dbb7b48d33bda6025d194df10b5d868e3a16ab8452fef68790ebc5c6f [2022-10-17 16:54:37,101 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:54:37,124 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:54:37,126 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:54:37,128 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:54:37,129 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:54:37,130 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8affec59-3c34-479d-a119-af1f6ae62a75/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/combinations/pc_sfifo_3.cil+token_ring.10.cil-1.c [2022-10-17 16:54:37,208 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8affec59-3c34-479d-a119-af1f6ae62a75/bin/ukojak-92XMlrwhuB/data/571a8625e/9cecae80033449dcac4e7d274ae58a29/FLAG3d7e5a624 [2022-10-17 16:54:37,873 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:54:37,873 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8affec59-3c34-479d-a119-af1f6ae62a75/sv-benchmarks/c/combinations/pc_sfifo_3.cil+token_ring.10.cil-1.c [2022-10-17 16:54:37,892 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8affec59-3c34-479d-a119-af1f6ae62a75/bin/ukojak-92XMlrwhuB/data/571a8625e/9cecae80033449dcac4e7d274ae58a29/FLAG3d7e5a624 [2022-10-17 16:54:38,126 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8affec59-3c34-479d-a119-af1f6ae62a75/bin/ukojak-92XMlrwhuB/data/571a8625e/9cecae80033449dcac4e7d274ae58a29 [2022-10-17 16:54:38,128 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:54:38,130 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:54:38,134 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:54:38,135 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:54:38,138 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:54:38,139 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:54:38" (1/1) ... [2022-10-17 16:54:38,141 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5d08bf2b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:54:38, skipping insertion in model container [2022-10-17 16:54:38,141 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:54:38" (1/1) ... [2022-10-17 16:54:38,149 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:54:38,228 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:54:38,454 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_8affec59-3c34-479d-a119-af1f6ae62a75/sv-benchmarks/c/combinations/pc_sfifo_3.cil+token_ring.10.cil-1.c[911,924] [2022-10-17 16:54:38,522 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_8affec59-3c34-479d-a119-af1f6ae62a75/sv-benchmarks/c/combinations/pc_sfifo_3.cil+token_ring.10.cil-1.c[8416,8429] [2022-10-17 16:54:38,687 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:54:38,705 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:54:38,722 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_8affec59-3c34-479d-a119-af1f6ae62a75/sv-benchmarks/c/combinations/pc_sfifo_3.cil+token_ring.10.cil-1.c[911,924] [2022-10-17 16:54:38,772 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_8affec59-3c34-479d-a119-af1f6ae62a75/sv-benchmarks/c/combinations/pc_sfifo_3.cil+token_ring.10.cil-1.c[8416,8429] [2022-10-17 16:54:38,853 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:54:38,879 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:54:38,879 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:54:38 WrapperNode [2022-10-17 16:54:38,879 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:54:38,881 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:54:38,881 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:54:38,881 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:54:38,889 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:54:38" (1/1) ... [2022-10-17 16:54:38,929 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:54:38" (1/1) ... [2022-10-17 16:54:38,987 INFO L138 Inliner]: procedures = 75, calls = 92, calls flagged for inlining = 43, calls inlined = 43, statements flattened = 967 [2022-10-17 16:54:38,987 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:54:38,990 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:54:38,990 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:54:38,990 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:54:38,998 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:54:38" (1/1) ... [2022-10-17 16:54:38,999 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:54:38" (1/1) ... [2022-10-17 16:54:39,006 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:54:38" (1/1) ... [2022-10-17 16:54:39,016 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:54:38" (1/1) ... [2022-10-17 16:54:39,042 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:54:38" (1/1) ... [2022-10-17 16:54:39,061 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:54:38" (1/1) ... [2022-10-17 16:54:39,080 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:54:38" (1/1) ... [2022-10-17 16:54:39,084 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:54:38" (1/1) ... [2022-10-17 16:54:39,107 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:54:39,108 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:54:39,108 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:54:39,108 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:54:39,109 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:54:38" (1/1) ... [2022-10-17 16:54:39,116 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:54:39,142 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8affec59-3c34-479d-a119-af1f6ae62a75/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:54:39,158 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8affec59-3c34-479d-a119-af1f6ae62a75/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:54:39,174 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8affec59-3c34-479d-a119-af1f6ae62a75/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:54:39,207 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:54:39,207 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2022-10-17 16:54:39,208 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2022-10-17 16:54:39,208 INFO L130 BoogieDeclarations]: Found specification of procedure is_do_write_p_triggered [2022-10-17 16:54:39,208 INFO L138 BoogieDeclarations]: Found implementation of procedure is_do_write_p_triggered [2022-10-17 16:54:39,208 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread1 [2022-10-17 16:54:39,208 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread1 [2022-10-17 16:54:39,208 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread2 [2022-10-17 16:54:39,209 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread2 [2022-10-17 16:54:39,209 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events1 [2022-10-17 16:54:39,209 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events1 [2022-10-17 16:54:39,210 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events2 [2022-10-17 16:54:39,210 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events2 [2022-10-17 16:54:39,211 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads2 [2022-10-17 16:54:39,211 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads2 [2022-10-17 16:54:39,211 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads1 [2022-10-17 16:54:39,211 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads1 [2022-10-17 16:54:39,211 INFO L130 BoogieDeclarations]: Found specification of procedure is_do_read_c_triggered [2022-10-17 16:54:39,211 INFO L138 BoogieDeclarations]: Found implementation of procedure is_do_read_c_triggered [2022-10-17 16:54:39,212 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels1 [2022-10-17 16:54:39,212 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels1 [2022-10-17 16:54:39,212 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels2 [2022-10-17 16:54:39,212 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels2 [2022-10-17 16:54:39,212 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:54:39,212 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events2 [2022-10-17 16:54:39,213 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events2 [2022-10-17 16:54:39,213 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events1 [2022-10-17 16:54:39,213 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events1 [2022-10-17 16:54:39,213 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:54:39,213 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:54:39,213 INFO L130 BoogieDeclarations]: Found specification of procedure error1 [2022-10-17 16:54:39,214 INFO L138 BoogieDeclarations]: Found implementation of procedure error1 [2022-10-17 16:54:39,214 INFO L130 BoogieDeclarations]: Found specification of procedure error2 [2022-10-17 16:54:39,214 INFO L138 BoogieDeclarations]: Found implementation of procedure error2 [2022-10-17 16:54:39,417 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:54:39,419 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:54:40,408 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##56: assume !(1 == ~q_free~0); [2022-10-17 16:54:40,408 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##55: assume 1 == ~q_free~0;~c_dr_st~0 := 2;~c_dr_pc~0 := 2;~a_t~0 := do_read_c_~a~0#1; [2022-10-17 16:54:40,495 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:54:41,082 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:54:41,082 INFO L300 CfgBuilder]: Removed 17 assume(true) statements. [2022-10-17 16:54:41,086 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:54:41 BoogieIcfgContainer [2022-10-17 16:54:41,087 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:54:41,088 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:54:41,088 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:54:41,098 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:54:41,099 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:54:41" (1/1) ... [2022-10-17 16:54:41,110 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 16:54:41,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:54:41,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 379 states to 251 states and 379 transitions. [2022-10-17 16:54:41,210 INFO L276 IsEmpty]: Start isEmpty. Operand 251 states and 379 transitions. [2022-10-17 16:54:41,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-10-17 16:54:41,216 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:54:41,217 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:54:41,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:54:41,624 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 16:54:41,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:54:41,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 391 states to 256 states and 384 transitions. [2022-10-17 16:54:41,736 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 384 transitions. [2022-10-17 16:54:41,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2022-10-17 16:54:41,738 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:54:41,739 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:54:41,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:54:41,836 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 16:54:41,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:54:41,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 400 states to 262 states and 392 transitions. [2022-10-17 16:54:41,931 INFO L276 IsEmpty]: Start isEmpty. Operand 262 states and 392 transitions. [2022-10-17 16:54:41,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2022-10-17 16:54:41,941 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:54:41,941 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:54:41,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:54:42,161 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 16:54:42,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:54:42,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 418 states to 268 states and 403 transitions. [2022-10-17 16:54:42,375 INFO L276 IsEmpty]: Start isEmpty. Operand 268 states and 403 transitions. [2022-10-17 16:54:42,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-10-17 16:54:42,381 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:54:42,381 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:54:42,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:54:42,726 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 16:54:43,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:54:43,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 459 states to 274 states and 414 transitions. [2022-10-17 16:54:43,874 INFO L276 IsEmpty]: Start isEmpty. Operand 274 states and 414 transitions. [2022-10-17 16:54:43,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-10-17 16:54:43,876 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:54:43,876 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:54:43,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:54:43,972 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 16:54:44,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:54:44,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 483 states to 284 states and 433 transitions. [2022-10-17 16:54:44,185 INFO L276 IsEmpty]: Start isEmpty. Operand 284 states and 433 transitions. [2022-10-17 16:54:44,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-10-17 16:54:44,188 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:54:44,189 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:54:44,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:54:44,325 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 16:54:44,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:54:44,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 489 states to 287 states and 439 transitions. [2022-10-17 16:54:44,362 INFO L276 IsEmpty]: Start isEmpty. Operand 287 states and 439 transitions. [2022-10-17 16:54:44,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-10-17 16:54:44,364 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:54:44,364 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:54:44,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:54:44,415 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 16:54:44,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:54:44,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 504 states to 295 states and 452 transitions. [2022-10-17 16:54:44,645 INFO L276 IsEmpty]: Start isEmpty. Operand 295 states and 452 transitions. [2022-10-17 16:54:44,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-10-17 16:54:44,648 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:54:44,649 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:54:44,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:54:45,090 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 16:54:47,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:54:47,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 557 states to 308 states and 479 transitions. [2022-10-17 16:54:47,648 INFO L276 IsEmpty]: Start isEmpty. Operand 308 states and 479 transitions. [2022-10-17 16:54:47,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-10-17 16:54:47,650 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:54:47,650 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:54:47,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:54:47,771 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 16:54:48,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:54:48,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 553 states to 306 states and 470 transitions. [2022-10-17 16:54:48,257 INFO L276 IsEmpty]: Start isEmpty. Operand 306 states and 470 transitions. [2022-10-17 16:54:48,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2022-10-17 16:54:48,260 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:54:48,260 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:54:48,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:54:48,413 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 16:54:48,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:54:48,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 557 states to 308 states and 474 transitions. [2022-10-17 16:54:48,883 INFO L276 IsEmpty]: Start isEmpty. Operand 308 states and 474 transitions. [2022-10-17 16:54:48,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2022-10-17 16:54:48,884 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:54:48,885 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:54:48,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:54:49,059 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 16:54:49,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:54:49,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 562 states to 311 states and 479 transitions. [2022-10-17 16:54:49,099 INFO L276 IsEmpty]: Start isEmpty. Operand 311 states and 479 transitions. [2022-10-17 16:54:49,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2022-10-17 16:54:49,101 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:54:49,102 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:54:49,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:54:49,245 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 16:54:49,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:54:49,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 565 states to 313 states and 482 transitions. [2022-10-17 16:54:49,293 INFO L276 IsEmpty]: Start isEmpty. Operand 313 states and 482 transitions. [2022-10-17 16:54:49,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2022-10-17 16:54:49,294 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:54:49,295 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:54:49,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:54:49,334 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-10-17 16:54:49,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:54:49,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 572 states to 318 states and 489 transitions. [2022-10-17 16:54:49,470 INFO L276 IsEmpty]: Start isEmpty. Operand 318 states and 489 transitions. [2022-10-17 16:54:49,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2022-10-17 16:54:49,472 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:54:49,473 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:54:49,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:54:49,560 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 16:54:50,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:54:50,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 585 states to 325 states and 502 transitions. [2022-10-17 16:54:50,003 INFO L276 IsEmpty]: Start isEmpty. Operand 325 states and 502 transitions. [2022-10-17 16:54:50,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2022-10-17 16:54:50,005 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:54:50,005 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:54:50,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:54:50,069 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:54:50,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:54:50,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 593 states to 330 states and 510 transitions. [2022-10-17 16:54:50,331 INFO L276 IsEmpty]: Start isEmpty. Operand 330 states and 510 transitions. [2022-10-17 16:54:50,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2022-10-17 16:54:50,333 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:54:50,333 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:54:50,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:54:50,375 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 16:54:50,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:54:50,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 596 states to 332 states and 513 transitions. [2022-10-17 16:54:50,533 INFO L276 IsEmpty]: Start isEmpty. Operand 332 states and 513 transitions. [2022-10-17 16:54:50,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2022-10-17 16:54:50,535 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:54:50,535 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:54:50,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:54:50,604 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 16:54:50,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:54:50,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 602 states to 335 states and 519 transitions. [2022-10-17 16:54:50,637 INFO L276 IsEmpty]: Start isEmpty. Operand 335 states and 519 transitions. [2022-10-17 16:54:50,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2022-10-17 16:54:50,638 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:54:50,639 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:54:50,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:54:50,681 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-10-17 16:54:51,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:54:51,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 618 states to 344 states and 535 transitions. [2022-10-17 16:54:51,370 INFO L276 IsEmpty]: Start isEmpty. Operand 344 states and 535 transitions. [2022-10-17 16:54:51,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2022-10-17 16:54:51,371 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:54:51,371 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:54:51,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:54:51,434 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:54:51,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:54:51,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 616 states to 344 states and 533 transitions. [2022-10-17 16:54:51,466 INFO L276 IsEmpty]: Start isEmpty. Operand 344 states and 533 transitions. [2022-10-17 16:54:51,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2022-10-17 16:54:51,467 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:54:51,468 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:54:51,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:54:51,774 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 16:54:51,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:54:51,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 684 states to 376 states and 595 transitions. [2022-10-17 16:54:51,959 INFO L276 IsEmpty]: Start isEmpty. Operand 376 states and 595 transitions. [2022-10-17 16:54:51,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2022-10-17 16:54:51,960 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:54:51,960 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:54:51,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:54:52,105 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 16:54:52,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:54:52,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 684 states to 377 states and 595 transitions. [2022-10-17 16:54:52,125 INFO L276 IsEmpty]: Start isEmpty. Operand 377 states and 595 transitions. [2022-10-17 16:54:52,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2022-10-17 16:54:52,127 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:54:52,127 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:54:52,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:54:52,246 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 16:54:52,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:54:52,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 684 states to 378 states and 595 transitions. [2022-10-17 16:54:52,264 INFO L276 IsEmpty]: Start isEmpty. Operand 378 states and 595 transitions. [2022-10-17 16:54:52,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2022-10-17 16:54:52,266 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:54:52,266 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:54:52,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:54:52,370 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 16:54:52,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:54:52,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 684 states to 379 states and 595 transitions. [2022-10-17 16:54:52,387 INFO L276 IsEmpty]: Start isEmpty. Operand 379 states and 595 transitions. [2022-10-17 16:54:52,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2022-10-17 16:54:52,389 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:54:52,390 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:54:52,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:54:52,490 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 16:54:52,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:54:52,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 684 states to 380 states and 595 transitions. [2022-10-17 16:54:52,506 INFO L276 IsEmpty]: Start isEmpty. Operand 380 states and 595 transitions. [2022-10-17 16:54:52,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2022-10-17 16:54:52,508 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:54:52,508 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:54:52,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:54:52,611 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 16:54:52,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:54:52,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 684 states to 381 states and 595 transitions. [2022-10-17 16:54:52,628 INFO L276 IsEmpty]: Start isEmpty. Operand 381 states and 595 transitions. [2022-10-17 16:54:52,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2022-10-17 16:54:52,629 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:54:52,630 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:54:52,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:54:52,752 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 16:54:52,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:54:52,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 684 states to 382 states and 595 transitions. [2022-10-17 16:54:52,769 INFO L276 IsEmpty]: Start isEmpty. Operand 382 states and 595 transitions. [2022-10-17 16:54:52,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2022-10-17 16:54:52,770 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:54:52,771 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:54:52,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:54:52,877 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 16:54:52,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:54:52,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 684 states to 383 states and 595 transitions. [2022-10-17 16:54:52,893 INFO L276 IsEmpty]: Start isEmpty. Operand 383 states and 595 transitions. [2022-10-17 16:54:52,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2022-10-17 16:54:52,895 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:54:52,895 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:54:52,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:54:52,994 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 16:54:53,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:54:53,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 684 states to 384 states and 595 transitions. [2022-10-17 16:54:53,011 INFO L276 IsEmpty]: Start isEmpty. Operand 384 states and 595 transitions. [2022-10-17 16:54:53,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2022-10-17 16:54:53,012 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:54:53,013 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:54:53,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:54:53,107 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 16:54:53,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:54:53,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 684 states to 385 states and 595 transitions. [2022-10-17 16:54:53,123 INFO L276 IsEmpty]: Start isEmpty. Operand 385 states and 595 transitions. [2022-10-17 16:54:53,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2022-10-17 16:54:53,125 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:54:53,125 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:54:53,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:54:53,382 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 16:54:53,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:54:53,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 753 states to 415 states and 658 transitions. [2022-10-17 16:54:53,977 INFO L276 IsEmpty]: Start isEmpty. Operand 415 states and 658 transitions. [2022-10-17 16:54:53,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2022-10-17 16:54:53,979 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:54:53,979 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:54:54,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:54:54,099 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 16:54:54,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:54:54,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 753 states to 416 states and 658 transitions. [2022-10-17 16:54:54,120 INFO L276 IsEmpty]: Start isEmpty. Operand 416 states and 658 transitions. [2022-10-17 16:54:54,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2022-10-17 16:54:54,122 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:54:54,122 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:54:54,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:54:54,252 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 16:54:54,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:54:54,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 753 states to 417 states and 658 transitions. [2022-10-17 16:54:54,272 INFO L276 IsEmpty]: Start isEmpty. Operand 417 states and 658 transitions. [2022-10-17 16:54:54,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2022-10-17 16:54:54,274 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:54:54,274 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:54:54,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:54:54,414 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 16:54:54,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:54:54,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 753 states to 418 states and 658 transitions. [2022-10-17 16:54:54,436 INFO L276 IsEmpty]: Start isEmpty. Operand 418 states and 658 transitions. [2022-10-17 16:54:54,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2022-10-17 16:54:54,438 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:54:54,438 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:54:54,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:54:54,534 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 16:54:54,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:54:54,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 753 states to 419 states and 658 transitions. [2022-10-17 16:54:54,554 INFO L276 IsEmpty]: Start isEmpty. Operand 419 states and 658 transitions. [2022-10-17 16:54:54,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2022-10-17 16:54:54,555 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:54:54,556 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:54:54,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:54:54,653 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 16:54:54,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:54:54,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 753 states to 420 states and 658 transitions. [2022-10-17 16:54:54,674 INFO L276 IsEmpty]: Start isEmpty. Operand 420 states and 658 transitions. [2022-10-17 16:54:54,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2022-10-17 16:54:54,676 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:54:54,676 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:54:54,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:54:54,775 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 16:54:54,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:54:54,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 753 states to 421 states and 658 transitions. [2022-10-17 16:54:54,795 INFO L276 IsEmpty]: Start isEmpty. Operand 421 states and 658 transitions. [2022-10-17 16:54:54,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2022-10-17 16:54:54,797 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:54:54,797 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:54:54,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:54:54,935 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 16:54:54,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:54:54,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 753 states to 422 states and 658 transitions. [2022-10-17 16:54:54,958 INFO L276 IsEmpty]: Start isEmpty. Operand 422 states and 658 transitions. [2022-10-17 16:54:54,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2022-10-17 16:54:54,960 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:54:54,961 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:54:54,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:54:55,227 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 16:54:55,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:54:55,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 810 states to 446 states and 709 transitions. [2022-10-17 16:54:55,872 INFO L276 IsEmpty]: Start isEmpty. Operand 446 states and 709 transitions. [2022-10-17 16:54:55,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2022-10-17 16:54:55,874 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:54:55,875 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:54:55,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:54:55,967 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 16:54:55,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:54:55,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 810 states to 447 states and 709 transitions. [2022-10-17 16:54:55,991 INFO L276 IsEmpty]: Start isEmpty. Operand 447 states and 709 transitions. [2022-10-17 16:54:55,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2022-10-17 16:54:55,993 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:54:55,994 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:54:56,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:54:56,133 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 16:54:56,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:54:56,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 810 states to 448 states and 709 transitions. [2022-10-17 16:54:56,155 INFO L276 IsEmpty]: Start isEmpty. Operand 448 states and 709 transitions. [2022-10-17 16:54:56,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2022-10-17 16:54:56,157 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:54:56,157 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:54:56,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:54:56,254 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 16:54:56,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:54:56,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 810 states to 449 states and 709 transitions. [2022-10-17 16:54:56,274 INFO L276 IsEmpty]: Start isEmpty. Operand 449 states and 709 transitions. [2022-10-17 16:54:56,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2022-10-17 16:54:56,276 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:54:56,277 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:54:56,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:54:56,379 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 16:54:56,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:54:56,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 810 states to 450 states and 709 transitions. [2022-10-17 16:54:56,400 INFO L276 IsEmpty]: Start isEmpty. Operand 450 states and 709 transitions. [2022-10-17 16:54:56,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2022-10-17 16:54:56,401 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:54:56,402 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:54:56,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:54:56,502 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 16:54:56,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:54:56,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 810 states to 451 states and 709 transitions. [2022-10-17 16:54:56,523 INFO L276 IsEmpty]: Start isEmpty. Operand 451 states and 709 transitions. [2022-10-17 16:54:56,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2022-10-17 16:54:56,525 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:54:56,525 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:54:56,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:54:56,621 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 16:54:56,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:54:56,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 810 states to 452 states and 709 transitions. [2022-10-17 16:54:56,642 INFO L276 IsEmpty]: Start isEmpty. Operand 452 states and 709 transitions. [2022-10-17 16:54:56,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2022-10-17 16:54:56,644 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:54:56,644 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:54:56,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:54:56,936 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 16:54:57,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:54:57,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 861 states to 473 states and 754 transitions. [2022-10-17 16:54:57,627 INFO L276 IsEmpty]: Start isEmpty. Operand 473 states and 754 transitions. [2022-10-17 16:54:57,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2022-10-17 16:54:57,629 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:54:57,630 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:54:57,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:54:57,726 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 16:54:57,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:54:57,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 861 states to 474 states and 754 transitions. [2022-10-17 16:54:57,748 INFO L276 IsEmpty]: Start isEmpty. Operand 474 states and 754 transitions. [2022-10-17 16:54:57,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2022-10-17 16:54:57,753 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:54:57,754 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:54:57,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:54:57,854 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 16:54:57,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:54:57,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 861 states to 475 states and 754 transitions. [2022-10-17 16:54:57,875 INFO L276 IsEmpty]: Start isEmpty. Operand 475 states and 754 transitions. [2022-10-17 16:54:57,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2022-10-17 16:54:57,877 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:54:57,877 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:54:57,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:54:57,995 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 16:54:58,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:54:58,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 861 states to 476 states and 754 transitions. [2022-10-17 16:54:58,016 INFO L276 IsEmpty]: Start isEmpty. Operand 476 states and 754 transitions. [2022-10-17 16:54:58,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2022-10-17 16:54:58,018 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:54:58,018 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:54:58,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:54:58,117 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 16:54:58,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:54:58,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 861 states to 477 states and 754 transitions. [2022-10-17 16:54:58,138 INFO L276 IsEmpty]: Start isEmpty. Operand 477 states and 754 transitions. [2022-10-17 16:54:58,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2022-10-17 16:54:58,140 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:54:58,140 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:54:58,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:54:58,384 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 16:54:59,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:54:59,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 900 states to 492 states and 787 transitions. [2022-10-17 16:54:59,159 INFO L276 IsEmpty]: Start isEmpty. Operand 492 states and 787 transitions. [2022-10-17 16:54:59,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2022-10-17 16:54:59,161 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:54:59,161 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:54:59,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:54:59,306 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 16:54:59,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:54:59,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 900 states to 493 states and 787 transitions. [2022-10-17 16:54:59,340 INFO L276 IsEmpty]: Start isEmpty. Operand 493 states and 787 transitions. [2022-10-17 16:54:59,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2022-10-17 16:54:59,342 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:54:59,342 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:54:59,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:54:59,456 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 16:54:59,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:54:59,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 900 states to 494 states and 787 transitions. [2022-10-17 16:54:59,502 INFO L276 IsEmpty]: Start isEmpty. Operand 494 states and 787 transitions. [2022-10-17 16:54:59,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2022-10-17 16:54:59,504 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:54:59,504 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:54:59,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:54:59,792 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 16:55:00,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:55:00,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 927 states to 503 states and 808 transitions. [2022-10-17 16:55:00,529 INFO L276 IsEmpty]: Start isEmpty. Operand 503 states and 808 transitions. [2022-10-17 16:55:00,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2022-10-17 16:55:00,531 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:55:00,531 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:55:00,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:55:00,687 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 16:55:01,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:55:01,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 956 states to 511 states and 823 transitions. [2022-10-17 16:55:01,201 INFO L276 IsEmpty]: Start isEmpty. Operand 511 states and 823 transitions. [2022-10-17 16:55:01,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2022-10-17 16:55:01,203 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:55:01,203 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:55:01,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:55:01,239 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-10-17 16:55:01,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:55:01,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 955 states to 511 states and 822 transitions. [2022-10-17 16:55:01,264 INFO L276 IsEmpty]: Start isEmpty. Operand 511 states and 822 transitions. [2022-10-17 16:55:01,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2022-10-17 16:55:01,266 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:55:01,267 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:55:01,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:55:01,301 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-10-17 16:55:01,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:55:01,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 962 states to 516 states and 829 transitions. [2022-10-17 16:55:01,494 INFO L276 IsEmpty]: Start isEmpty. Operand 516 states and 829 transitions. [2022-10-17 16:55:01,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2022-10-17 16:55:01,496 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:55:01,497 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:55:01,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:55:01,537 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2022-10-17 16:55:01,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:55:01,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 965 states to 517 states and 832 transitions. [2022-10-17 16:55:01,568 INFO L276 IsEmpty]: Start isEmpty. Operand 517 states and 832 transitions. [2022-10-17 16:55:01,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2022-10-17 16:55:01,571 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:55:01,571 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:55:01,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:55:01,629 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-10-17 16:55:01,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:55:01,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 967 states to 518 states and 834 transitions. [2022-10-17 16:55:01,822 INFO L276 IsEmpty]: Start isEmpty. Operand 518 states and 834 transitions. [2022-10-17 16:55:01,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2022-10-17 16:55:01,825 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:55:01,825 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:55:01,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:55:01,884 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-10-17 16:55:01,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:55:01,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 966 states to 518 states and 833 transitions. [2022-10-17 16:55:01,917 INFO L276 IsEmpty]: Start isEmpty. Operand 518 states and 833 transitions. [2022-10-17 16:55:01,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2022-10-17 16:55:01,920 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:55:01,920 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:55:01,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:55:02,997 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 5 proven. 13 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2022-10-17 16:55:04,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:55:04,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 965 states to 518 states and 832 transitions. [2022-10-17 16:55:04,317 INFO L276 IsEmpty]: Start isEmpty. Operand 518 states and 832 transitions. [2022-10-17 16:55:04,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2022-10-17 16:55:04,320 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:55:04,320 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:55:04,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:55:05,076 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked.