./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/combinations/pc_sfifo_2.cil-1+token_ring.01.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_61a1ab63-17f9-4e58-b290-b53de0252e7d/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61a1ab63-17f9-4e58-b290-b53de0252e7d/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_61a1ab63-17f9-4e58-b290-b53de0252e7d/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61a1ab63-17f9-4e58-b290-b53de0252e7d/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/pc_sfifo_2.cil-1+token_ring.01.cil-2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61a1ab63-17f9-4e58-b290-b53de0252e7d/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_61a1ab63-17f9-4e58-b290-b53de0252e7d/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 d7581eca761af2e68d92eb1cb64032fd3321be3eb54b53aabe807351a9f77b1d --- 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 16:56:37,631 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:56:37,634 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:56:37,674 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:56:37,674 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:56:37,676 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:56:37,678 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:56:37,680 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:56:37,683 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:56:37,684 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:56:37,685 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:56:37,687 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:56:37,687 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:56:37,689 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:56:37,691 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:56:37,692 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:56:37,694 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:56:37,695 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:56:37,698 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:56:37,701 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:56:37,703 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:56:37,705 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:56:37,717 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:56:37,719 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:56:37,724 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:56:37,725 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:56:37,725 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:56:37,726 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:56:37,727 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:56:37,728 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:56:37,729 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:56:37,737 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:56:37,739 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:56:37,741 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:56:37,742 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:56:37,743 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:56:37,743 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:56:37,744 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:56:37,744 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:56:37,745 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:56:37,746 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:56:37,747 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61a1ab63-17f9-4e58-b290-b53de0252e7d/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 16:56:37,805 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:56:37,805 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:56:37,807 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:56:37,807 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:56:37,808 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:56:37,808 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:56:37,809 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:56:37,809 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:56:37,809 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:56:37,809 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:56:37,811 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:56:37,811 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:56:37,811 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:56:37,811 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:56:37,812 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:56:37,812 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:56:37,812 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:56:37,812 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:56:37,813 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:56:37,813 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:56:37,813 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:56:37,813 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:56:37,814 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:56:37,814 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:56:37,814 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:56:37,814 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:56:37,815 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:56:37,815 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:56:37,815 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_61a1ab63-17f9-4e58-b290-b53de0252e7d/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61a1ab63-17f9-4e58-b290-b53de0252e7d/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d7581eca761af2e68d92eb1cb64032fd3321be3eb54b53aabe807351a9f77b1d [2022-10-17 16:56:38,159 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:56:38,191 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:56:38,194 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:56:38,195 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:56:38,196 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:56:38,198 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61a1ab63-17f9-4e58-b290-b53de0252e7d/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/combinations/pc_sfifo_2.cil-1+token_ring.01.cil-2.c [2022-10-17 16:56:38,267 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61a1ab63-17f9-4e58-b290-b53de0252e7d/bin/ukojak-92XMlrwhuB/data/4784cffed/699e16fe7c064ee19424c41da9a91896/FLAG74e341ea8 [2022-10-17 16:56:38,790 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:56:38,791 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61a1ab63-17f9-4e58-b290-b53de0252e7d/sv-benchmarks/c/combinations/pc_sfifo_2.cil-1+token_ring.01.cil-2.c [2022-10-17 16:56:38,803 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61a1ab63-17f9-4e58-b290-b53de0252e7d/bin/ukojak-92XMlrwhuB/data/4784cffed/699e16fe7c064ee19424c41da9a91896/FLAG74e341ea8 [2022-10-17 16:56:39,130 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61a1ab63-17f9-4e58-b290-b53de0252e7d/bin/ukojak-92XMlrwhuB/data/4784cffed/699e16fe7c064ee19424c41da9a91896 [2022-10-17 16:56:39,133 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:56:39,134 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:56:39,136 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:56:39,136 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:56:39,140 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:56:39,140 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:56:39" (1/1) ... [2022-10-17 16:56:39,142 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2c73daa6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:56:39, skipping insertion in model container [2022-10-17 16:56:39,142 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:56:39" (1/1) ... [2022-10-17 16:56:39,150 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:56:39,188 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:56:39,445 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_61a1ab63-17f9-4e58-b290-b53de0252e7d/sv-benchmarks/c/combinations/pc_sfifo_2.cil-1+token_ring.01.cil-2.c[914,927] [2022-10-17 16:56:39,549 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_61a1ab63-17f9-4e58-b290-b53de0252e7d/sv-benchmarks/c/combinations/pc_sfifo_2.cil-1+token_ring.01.cil-2.c[7115,7128] [2022-10-17 16:56:39,619 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:56:39,636 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:56:39,660 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_61a1ab63-17f9-4e58-b290-b53de0252e7d/sv-benchmarks/c/combinations/pc_sfifo_2.cil-1+token_ring.01.cil-2.c[914,927] [2022-10-17 16:56:39,685 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_61a1ab63-17f9-4e58-b290-b53de0252e7d/sv-benchmarks/c/combinations/pc_sfifo_2.cil-1+token_ring.01.cil-2.c[7115,7128] [2022-10-17 16:56:39,706 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:56:39,739 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:56:39,740 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:56:39 WrapperNode [2022-10-17 16:56:39,740 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:56:39,741 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:56:39,741 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:56:39,742 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:56:39,753 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:56:39" (1/1) ... [2022-10-17 16:56:39,767 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:56:39" (1/1) ... [2022-10-17 16:56:39,810 INFO L138 Inliner]: procedures = 55, calls = 61, calls flagged for inlining = 23, calls inlined = 23, statements flattened = 407 [2022-10-17 16:56:39,811 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:56:39,812 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:56:39,812 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:56:39,812 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:56:39,822 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:56:39" (1/1) ... [2022-10-17 16:56:39,823 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:56:39" (1/1) ... [2022-10-17 16:56:39,827 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:56:39" (1/1) ... [2022-10-17 16:56:39,828 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:56:39" (1/1) ... [2022-10-17 16:56:39,838 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:56:39" (1/1) ... [2022-10-17 16:56:39,848 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:56:39" (1/1) ... [2022-10-17 16:56:39,851 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:56:39" (1/1) ... [2022-10-17 16:56:39,854 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:56:39" (1/1) ... [2022-10-17 16:56:39,859 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:56:39,860 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:56:39,860 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:56:39,860 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:56:39,861 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:56:39" (1/1) ... [2022-10-17 16:56:39,869 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:56:39,889 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61a1ab63-17f9-4e58-b290-b53de0252e7d/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:56:39,914 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61a1ab63-17f9-4e58-b290-b53de0252e7d/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:56:39,924 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61a1ab63-17f9-4e58-b290-b53de0252e7d/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:56:39,955 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:56:39,956 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2022-10-17 16:56:39,956 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2022-10-17 16:56:39,956 INFO L130 BoogieDeclarations]: Found specification of procedure is_do_write_p_triggered [2022-10-17 16:56:39,956 INFO L138 BoogieDeclarations]: Found implementation of procedure is_do_write_p_triggered [2022-10-17 16:56:39,956 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread1 [2022-10-17 16:56:39,957 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread1 [2022-10-17 16:56:39,957 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread2 [2022-10-17 16:56:39,957 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread2 [2022-10-17 16:56:39,957 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events1 [2022-10-17 16:56:39,957 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events1 [2022-10-17 16:56:39,958 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events2 [2022-10-17 16:56:39,958 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events2 [2022-10-17 16:56:39,958 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads2 [2022-10-17 16:56:39,958 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads2 [2022-10-17 16:56:39,958 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads1 [2022-10-17 16:56:39,958 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads1 [2022-10-17 16:56:39,959 INFO L130 BoogieDeclarations]: Found specification of procedure is_do_read_c_triggered [2022-10-17 16:56:39,959 INFO L138 BoogieDeclarations]: Found implementation of procedure is_do_read_c_triggered [2022-10-17 16:56:39,959 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels1 [2022-10-17 16:56:39,959 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels1 [2022-10-17 16:56:39,959 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels2 [2022-10-17 16:56:39,960 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels2 [2022-10-17 16:56:39,960 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:56:39,960 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events2 [2022-10-17 16:56:39,960 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events2 [2022-10-17 16:56:39,960 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events1 [2022-10-17 16:56:39,960 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events1 [2022-10-17 16:56:39,961 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:56:39,961 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:56:39,961 INFO L130 BoogieDeclarations]: Found specification of procedure error1 [2022-10-17 16:56:39,961 INFO L138 BoogieDeclarations]: Found implementation of procedure error1 [2022-10-17 16:56:39,961 INFO L130 BoogieDeclarations]: Found specification of procedure error2 [2022-10-17 16:56:39,961 INFO L138 BoogieDeclarations]: Found implementation of procedure error2 [2022-10-17 16:56:40,051 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:56:40,054 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:56:40,786 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:56:41,046 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:56:41,046 INFO L300 CfgBuilder]: Removed 8 assume(true) statements. [2022-10-17 16:56:41,050 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:56:41 BoogieIcfgContainer [2022-10-17 16:56:41,050 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:56:41,051 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:56:41,051 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:56:41,064 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:56:41,065 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:56:41" (1/1) ... [2022-10-17 16:56:41,080 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 16:56:41,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:41,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 145 states and 205 transitions. [2022-10-17 16:56:41,191 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 205 transitions. [2022-10-17 16:56:41,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-10-17 16:56:41,202 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:41,203 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:41,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:41,724 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 16:56:41,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:41,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 150 states and 213 transitions. [2022-10-17 16:56:41,871 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 213 transitions. [2022-10-17 16:56:41,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-10-17 16:56:41,874 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:41,874 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:41,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:41,997 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 16:56:42,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:42,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 158 states and 228 transitions. [2022-10-17 16:56:42,251 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 228 transitions. [2022-10-17 16:56:42,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-10-17 16:56:42,257 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:42,258 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:42,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:42,608 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 16:56:43,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:43,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 283 states to 171 states and 258 transitions. [2022-10-17 16:56:43,427 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 258 transitions. [2022-10-17 16:56:43,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-10-17 16:56:43,442 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:43,442 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:43,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:43,558 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 16:56:43,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:43,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 285 states to 171 states and 259 transitions. [2022-10-17 16:56:43,720 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 259 transitions. [2022-10-17 16:56:43,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-10-17 16:56:43,723 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:43,723 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:43,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:43,774 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 16:56:43,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:43,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 283 states to 171 states and 257 transitions. [2022-10-17 16:56:43,906 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 257 transitions. [2022-10-17 16:56:43,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-10-17 16:56:43,909 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:43,910 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:43,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:44,017 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 16:56:44,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:44,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 274 states to 168 states and 249 transitions. [2022-10-17 16:56:44,086 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 249 transitions. [2022-10-17 16:56:44,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-10-17 16:56:44,090 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:44,091 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:44,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:44,341 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 16:56:46,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:46,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 314 states to 180 states and 278 transitions. [2022-10-17 16:56:46,019 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 278 transitions. [2022-10-17 16:56:46,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-10-17 16:56:46,021 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:46,022 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:46,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:46,066 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 16:56:46,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:46,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 321 states to 182 states and 284 transitions. [2022-10-17 16:56:46,487 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 284 transitions. [2022-10-17 16:56:46,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-10-17 16:56:46,490 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:46,490 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:46,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:46,546 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 16:56:46,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:46,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 323 states to 183 states and 286 transitions. [2022-10-17 16:56:46,640 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 286 transitions. [2022-10-17 16:56:46,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2022-10-17 16:56:46,643 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:46,643 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:46,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:46,890 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 16:56:47,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:47,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 339 states to 191 states and 296 transitions. [2022-10-17 16:56:47,059 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 296 transitions. [2022-10-17 16:56:47,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2022-10-17 16:56:47,061 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:47,061 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:47,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:47,510 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 16:56:49,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:49,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 376 states to 204 states and 321 transitions. [2022-10-17 16:56:49,482 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 321 transitions. [2022-10-17 16:56:49,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2022-10-17 16:56:49,483 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:49,484 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:49,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:49,585 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 16:56:50,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:50,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 383 states to 199 states and 308 transitions. [2022-10-17 16:56:50,522 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 308 transitions. [2022-10-17 16:56:50,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2022-10-17 16:56:50,523 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:50,524 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:50,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:50,589 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 16:56:50,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:50,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 372 states to 196 states and 299 transitions. [2022-10-17 16:56:50,731 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 299 transitions. [2022-10-17 16:56:50,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2022-10-17 16:56:50,734 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:50,735 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:50,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:50,798 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 16:56:50,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:50,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 375 states to 198 states and 302 transitions. [2022-10-17 16:56:50,959 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 302 transitions. [2022-10-17 16:56:50,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-10-17 16:56:50,961 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:50,961 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:50,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:51,081 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 16:56:51,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:51,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 399 states to 208 states and 322 transitions. [2022-10-17 16:56:51,521 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 322 transitions. [2022-10-17 16:56:51,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-10-17 16:56:51,522 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:51,523 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:51,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:51,638 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:56:53,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:53,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 433 states to 220 states and 345 transitions. [2022-10-17 16:56:53,007 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 345 transitions. [2022-10-17 16:56:53,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-10-17 16:56:53,009 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:53,009 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:53,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:53,059 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 16:56:53,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:53,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 437 states to 222 states and 349 transitions. [2022-10-17 16:56:53,080 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 349 transitions. [2022-10-17 16:56:53,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-10-17 16:56:53,082 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:53,082 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:53,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:53,108 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 16:56:53,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:53,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 436 states to 222 states and 348 transitions. [2022-10-17 16:56:53,128 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 348 transitions. [2022-10-17 16:56:53,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2022-10-17 16:56:53,135 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:53,137 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:53,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:53,265 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 16:56:54,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:54,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 456 states to 232 states and 366 transitions. [2022-10-17 16:56:54,112 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 366 transitions. [2022-10-17 16:56:54,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2022-10-17 16:56:54,115 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:54,115 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:54,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:54,149 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 16:56:54,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:54,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 455 states to 232 states and 365 transitions. [2022-10-17 16:56:54,167 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 365 transitions. [2022-10-17 16:56:54,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-10-17 16:56:54,169 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:54,169 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:54,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:54,438 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 16:56:54,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:54,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 465 states to 237 states and 373 transitions. [2022-10-17 16:56:54,934 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 373 transitions. [2022-10-17 16:56:54,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-10-17 16:56:54,935 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:54,936 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:54,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:54,968 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 16:56:55,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:55,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 483 states to 245 states and 389 transitions. [2022-10-17 16:56:55,842 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 389 transitions. [2022-10-17 16:56:55,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2022-10-17 16:56:55,844 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:55,844 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:55,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:55,991 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-10-17 16:56:56,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:56,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 486 states to 247 states and 392 transitions. [2022-10-17 16:56:56,193 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 392 transitions. [2022-10-17 16:56:56,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2022-10-17 16:56:56,195 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:56,195 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:56,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:56,334 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-10-17 16:56:56,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:56,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 489 states to 248 states and 395 transitions. [2022-10-17 16:56:56,681 INFO L276 IsEmpty]: Start isEmpty. Operand 248 states and 395 transitions. [2022-10-17 16:56:56,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2022-10-17 16:56:56,682 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:56,682 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:56,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:56,718 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:56:57,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:57,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 499 states to 255 states and 405 transitions. [2022-10-17 16:56:57,692 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states and 405 transitions. [2022-10-17 16:56:57,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2022-10-17 16:56:57,693 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:57,694 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:57,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:57,826 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2022-10-17 16:56:57,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:57,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 498 states to 255 states and 404 transitions. [2022-10-17 16:56:57,855 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states and 404 transitions. [2022-10-17 16:56:57,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-10-17 16:56:57,856 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:57,858 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:57,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:58,013 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 16:56:58,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:58,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 499 states to 256 states and 405 transitions. [2022-10-17 16:56:58,057 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 405 transitions. [2022-10-17 16:56:58,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2022-10-17 16:56:58,059 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:58,059 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:58,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:58,278 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:56:59,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:59,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 521 states to 266 states and 427 transitions. [2022-10-17 16:56:59,636 INFO L276 IsEmpty]: Start isEmpty. Operand 266 states and 427 transitions. [2022-10-17 16:56:59,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-10-17 16:56:59,637 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:59,637 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:59,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:59,749 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-10-17 16:56:59,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:59,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 524 states to 268 states and 430 transitions. [2022-10-17 16:56:59,775 INFO L276 IsEmpty]: Start isEmpty. Operand 268 states and 430 transitions. [2022-10-17 16:56:59,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-10-17 16:56:59,776 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:59,777 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:59,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:00,233 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:57:04,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:04,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 578 states to 290 states and 474 transitions. [2022-10-17 16:57:04,597 INFO L276 IsEmpty]: Start isEmpty. Operand 290 states and 474 transitions. [2022-10-17 16:57:04,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2022-10-17 16:57:04,599 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:04,599 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:04,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:04,638 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2022-10-17 16:57:04,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:04,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 579 states to 291 states and 475 transitions. [2022-10-17 16:57:04,836 INFO L276 IsEmpty]: Start isEmpty. Operand 291 states and 475 transitions. [2022-10-17 16:57:04,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2022-10-17 16:57:04,837 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:04,838 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:04,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:05,018 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 16:57:05,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:05,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 584 states to 295 states and 480 transitions. [2022-10-17 16:57:05,430 INFO L276 IsEmpty]: Start isEmpty. Operand 295 states and 480 transitions. [2022-10-17 16:57:05,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2022-10-17 16:57:05,431 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:05,432 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:05,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:05,729 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 7 proven. 5 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-17 16:57:07,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:07,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 612 states to 305 states and 503 transitions. [2022-10-17 16:57:07,402 INFO L276 IsEmpty]: Start isEmpty. Operand 305 states and 503 transitions. [2022-10-17 16:57:07,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2022-10-17 16:57:07,403 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:07,403 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:07,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:07,618 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked.