./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/combinations/pc_sfifo_3.cil+token_ring.05.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_ba24f69e-9f56-41d2-b2a0-12b57a8ad4ad/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba24f69e-9f56-41d2-b2a0-12b57a8ad4ad/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_ba24f69e-9f56-41d2-b2a0-12b57a8ad4ad/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba24f69e-9f56-41d2-b2a0-12b57a8ad4ad/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/pc_sfifo_3.cil+token_ring.05.cil-1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba24f69e-9f56-41d2-b2a0-12b57a8ad4ad/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_ba24f69e-9f56-41d2-b2a0-12b57a8ad4ad/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 2b9ed7c85c1e945b329b46ea2facde1ef0195f46b3e9e9585453dabdeb816de5 --- 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 16:37:04,601 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:37:04,603 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:37:04,645 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:37:04,646 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:37:04,649 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:37:04,652 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:37:04,658 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:37:04,660 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:37:04,666 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:37:04,667 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:37:04,669 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:37:04,670 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:37:04,672 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:37:04,674 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:37:04,676 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:37:04,678 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:37:04,679 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:37:04,681 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:37:04,688 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:37:04,690 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:37:04,691 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:37:04,694 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:37:04,695 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:37:04,703 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:37:04,703 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:37:04,704 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:37:04,706 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:37:04,706 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:37:04,708 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:37:04,709 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:37:04,711 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:37:04,713 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:37:04,714 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:37:04,715 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:37:04,715 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:37:04,716 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:37:04,716 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:37:04,716 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:37:04,717 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:37:04,718 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:37:04,719 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba24f69e-9f56-41d2-b2a0-12b57a8ad4ad/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 16:37:04,768 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:37:04,768 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:37:04,773 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:37:04,773 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:37:04,774 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:37:04,774 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:37:04,774 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:37:04,775 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:37:04,775 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:37:04,775 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:37:04,776 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:37:04,776 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:37:04,777 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:37:04,777 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:37:04,777 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:37:04,777 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:37:04,778 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:37:04,778 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:37:04,778 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:37:04,778 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:37:04,779 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:37:04,779 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:37:04,779 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:37:04,779 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:37:04,785 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:37:04,786 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:37:04,787 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:37:04,787 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:37:04,787 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_ba24f69e-9f56-41d2-b2a0-12b57a8ad4ad/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba24f69e-9f56-41d2-b2a0-12b57a8ad4ad/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2b9ed7c85c1e945b329b46ea2facde1ef0195f46b3e9e9585453dabdeb816de5 [2022-10-17 16:37:05,087 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:37:05,116 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:37:05,119 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:37:05,120 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:37:05,121 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:37:05,123 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba24f69e-9f56-41d2-b2a0-12b57a8ad4ad/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/combinations/pc_sfifo_3.cil+token_ring.05.cil-1.c [2022-10-17 16:37:05,181 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba24f69e-9f56-41d2-b2a0-12b57a8ad4ad/bin/ukojak-92XMlrwhuB/data/c8452e229/f93191fa38d143bdbbb444f19601e8a2/FLAG910e6460a [2022-10-17 16:37:05,754 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:37:05,755 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba24f69e-9f56-41d2-b2a0-12b57a8ad4ad/sv-benchmarks/c/combinations/pc_sfifo_3.cil+token_ring.05.cil-1.c [2022-10-17 16:37:05,783 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba24f69e-9f56-41d2-b2a0-12b57a8ad4ad/bin/ukojak-92XMlrwhuB/data/c8452e229/f93191fa38d143bdbbb444f19601e8a2/FLAG910e6460a [2022-10-17 16:37:06,041 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba24f69e-9f56-41d2-b2a0-12b57a8ad4ad/bin/ukojak-92XMlrwhuB/data/c8452e229/f93191fa38d143bdbbb444f19601e8a2 [2022-10-17 16:37:06,043 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:37:06,045 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:37:06,046 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:37:06,047 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:37:06,050 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:37:06,051 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:37:06" (1/1) ... [2022-10-17 16:37:06,052 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@62cdc4c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:37:06, skipping insertion in model container [2022-10-17 16:37:06,052 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:37:06" (1/1) ... [2022-10-17 16:37:06,059 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:37:06,110 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:37:06,305 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_ba24f69e-9f56-41d2-b2a0-12b57a8ad4ad/sv-benchmarks/c/combinations/pc_sfifo_3.cil+token_ring.05.cil-1.c[911,924] [2022-10-17 16:37:06,392 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_ba24f69e-9f56-41d2-b2a0-12b57a8ad4ad/sv-benchmarks/c/combinations/pc_sfifo_3.cil+token_ring.05.cil-1.c[8416,8429] [2022-10-17 16:37:06,466 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:37:06,476 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:37:06,488 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_ba24f69e-9f56-41d2-b2a0-12b57a8ad4ad/sv-benchmarks/c/combinations/pc_sfifo_3.cil+token_ring.05.cil-1.c[911,924] [2022-10-17 16:37:06,511 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_ba24f69e-9f56-41d2-b2a0-12b57a8ad4ad/sv-benchmarks/c/combinations/pc_sfifo_3.cil+token_ring.05.cil-1.c[8416,8429] [2022-10-17 16:37:06,549 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:37:06,572 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:37:06,573 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:37:06 WrapperNode [2022-10-17 16:37:06,573 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:37:06,574 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:37:06,574 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:37:06,574 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:37:06,581 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:37:06" (1/1) ... [2022-10-17 16:37:06,594 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:37:06" (1/1) ... [2022-10-17 16:37:06,666 INFO L138 Inliner]: procedures = 65, calls = 76, calls flagged for inlining = 34, calls inlined = 34, statements flattened = 672 [2022-10-17 16:37:06,679 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:37:06,680 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:37:06,680 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:37:06,680 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:37:06,690 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:37:06" (1/1) ... [2022-10-17 16:37:06,691 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:37:06" (1/1) ... [2022-10-17 16:37:06,702 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:37:06" (1/1) ... [2022-10-17 16:37:06,704 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:37:06" (1/1) ... [2022-10-17 16:37:06,733 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:37:06" (1/1) ... [2022-10-17 16:37:06,754 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:37:06" (1/1) ... [2022-10-17 16:37:06,771 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:37:06" (1/1) ... [2022-10-17 16:37:06,774 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:37:06" (1/1) ... [2022-10-17 16:37:06,790 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:37:06,791 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:37:06,792 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:37:06,792 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:37:06,793 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:37:06" (1/1) ... [2022-10-17 16:37:06,809 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:37:06,819 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba24f69e-9f56-41d2-b2a0-12b57a8ad4ad/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:37:06,833 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba24f69e-9f56-41d2-b2a0-12b57a8ad4ad/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:37:06,834 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba24f69e-9f56-41d2-b2a0-12b57a8ad4ad/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:37:06,878 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:37:06,878 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2022-10-17 16:37:06,878 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2022-10-17 16:37:06,878 INFO L130 BoogieDeclarations]: Found specification of procedure is_do_write_p_triggered [2022-10-17 16:37:06,878 INFO L138 BoogieDeclarations]: Found implementation of procedure is_do_write_p_triggered [2022-10-17 16:37:06,878 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread1 [2022-10-17 16:37:06,879 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread1 [2022-10-17 16:37:06,879 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread2 [2022-10-17 16:37:06,879 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread2 [2022-10-17 16:37:06,879 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events1 [2022-10-17 16:37:06,879 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events1 [2022-10-17 16:37:06,879 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events2 [2022-10-17 16:37:06,879 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events2 [2022-10-17 16:37:06,879 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads2 [2022-10-17 16:37:06,880 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads2 [2022-10-17 16:37:06,880 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads1 [2022-10-17 16:37:06,880 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads1 [2022-10-17 16:37:06,880 INFO L130 BoogieDeclarations]: Found specification of procedure is_do_read_c_triggered [2022-10-17 16:37:06,880 INFO L138 BoogieDeclarations]: Found implementation of procedure is_do_read_c_triggered [2022-10-17 16:37:06,880 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels1 [2022-10-17 16:37:06,880 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels1 [2022-10-17 16:37:06,880 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels2 [2022-10-17 16:37:06,880 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels2 [2022-10-17 16:37:06,881 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:37:06,881 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events2 [2022-10-17 16:37:06,881 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events2 [2022-10-17 16:37:06,881 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events1 [2022-10-17 16:37:06,881 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events1 [2022-10-17 16:37:06,881 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:37:06,881 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:37:06,881 INFO L130 BoogieDeclarations]: Found specification of procedure error1 [2022-10-17 16:37:06,881 INFO L138 BoogieDeclarations]: Found implementation of procedure error1 [2022-10-17 16:37:07,027 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:37:07,029 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:37:07,850 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##56: assume !(1 == ~q_free~0); [2022-10-17 16:37:07,850 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 16:37:07,944 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:37:08,321 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:37:08,322 INFO L300 CfgBuilder]: Removed 12 assume(true) statements. [2022-10-17 16:37:08,325 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:37:08 BoogieIcfgContainer [2022-10-17 16:37:08,325 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:37:08,327 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:37:08,327 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:37:08,338 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:37:08,338 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:37:08" (1/1) ... [2022-10-17 16:37:08,349 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 16:37:08,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:37:08,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 279 states to 190 states and 279 transitions. [2022-10-17 16:37:08,442 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 279 transitions. [2022-10-17 16:37:08,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-10-17 16:37:08,449 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:37:08,450 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:37:08,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:37:08,801 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 16:37:08,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:37:08,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 291 states to 195 states and 284 transitions. [2022-10-17 16:37:08,954 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 284 transitions. [2022-10-17 16:37:08,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2022-10-17 16:37:08,962 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:37:08,962 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:37:08,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:37:09,208 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 16:37:09,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:37:09,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 309 states to 201 states and 295 transitions. [2022-10-17 16:37:09,408 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 295 transitions. [2022-10-17 16:37:09,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-10-17 16:37:09,421 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:37:09,422 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:37:09,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:37:09,757 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 16:37:10,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:37:10,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 351 states to 214 states and 320 transitions. [2022-10-17 16:37:10,664 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 320 transitions. [2022-10-17 16:37:10,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-10-17 16:37:10,666 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:37:10,667 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:37:10,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:37:10,743 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:37:11,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:37:11,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 361 states to 213 states and 315 transitions. [2022-10-17 16:37:11,549 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 315 transitions. [2022-10-17 16:37:11,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-10-17 16:37:11,552 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:37:11,553 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:37:11,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:37:11,672 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 16:37:11,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:37:11,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 384 states to 223 states and 334 transitions. [2022-10-17 16:37:11,907 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 334 transitions. [2022-10-17 16:37:11,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-10-17 16:37:11,910 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:37:11,911 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:37:11,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:37:12,170 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:37:12,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:37:12,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 424 states to 241 states and 368 transitions. [2022-10-17 16:37:12,290 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 368 transitions. [2022-10-17 16:37:12,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-10-17 16:37:12,291 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:37:12,291 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:37:12,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:37:12,395 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 16:37:12,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:37:12,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 424 states to 242 states and 368 transitions. [2022-10-17 16:37:12,410 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 368 transitions. [2022-10-17 16:37:12,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-10-17 16:37:12,411 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:37:12,412 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:37:12,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:37:12,489 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 16:37:12,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:37:12,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 424 states to 243 states and 368 transitions. [2022-10-17 16:37:12,502 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 368 transitions. [2022-10-17 16:37:12,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-10-17 16:37:12,503 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:37:12,504 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:37:12,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:37:12,580 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 16:37:12,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:37:12,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 424 states to 244 states and 368 transitions. [2022-10-17 16:37:12,601 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 368 transitions. [2022-10-17 16:37:12,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-10-17 16:37:12,602 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:37:12,603 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:37:12,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:37:12,708 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 16:37:12,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:37:12,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 424 states to 245 states and 368 transitions. [2022-10-17 16:37:12,727 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 368 transitions. [2022-10-17 16:37:12,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-10-17 16:37:12,730 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:37:12,731 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:37:12,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:37:12,914 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 16:37:13,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:37:13,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 463 states to 260 states and 401 transitions. [2022-10-17 16:37:13,325 INFO L276 IsEmpty]: Start isEmpty. Operand 260 states and 401 transitions. [2022-10-17 16:37:13,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-10-17 16:37:13,326 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:37:13,327 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:37:13,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:37:13,400 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 16:37:13,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:37:13,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 463 states to 261 states and 401 transitions. [2022-10-17 16:37:13,431 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 401 transitions. [2022-10-17 16:37:13,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-10-17 16:37:13,432 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:37:13,432 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:37:13,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:37:13,503 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 16:37:13,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:37:13,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 463 states to 262 states and 401 transitions. [2022-10-17 16:37:13,518 INFO L276 IsEmpty]: Start isEmpty. Operand 262 states and 401 transitions. [2022-10-17 16:37:13,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-10-17 16:37:13,519 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:37:13,519 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:37:13,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:37:13,690 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 16:37:14,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:37:14,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 490 states to 271 states and 422 transitions. [2022-10-17 16:37:14,139 INFO L276 IsEmpty]: Start isEmpty. Operand 271 states and 422 transitions. [2022-10-17 16:37:14,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-10-17 16:37:14,140 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:37:14,140 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:37:14,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:37:14,267 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 16:37:14,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:37:14,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 490 states to 272 states and 422 transitions. [2022-10-17 16:37:14,291 INFO L276 IsEmpty]: Start isEmpty. Operand 272 states and 422 transitions. [2022-10-17 16:37:14,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-10-17 16:37:14,296 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:37:14,296 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:37:14,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:37:14,400 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 16:37:14,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:37:14,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 516 states to 280 states and 437 transitions. [2022-10-17 16:37:14,720 INFO L276 IsEmpty]: Start isEmpty. Operand 280 states and 437 transitions. [2022-10-17 16:37:14,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-10-17 16:37:14,724 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:37:14,725 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:37:14,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:37:14,766 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 16:37:14,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:37:14,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 522 states to 283 states and 443 transitions. [2022-10-17 16:37:14,792 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 443 transitions. [2022-10-17 16:37:14,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-10-17 16:37:14,794 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:37:14,794 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:37:14,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:37:14,847 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 16:37:15,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:37:15,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 537 states to 291 states and 456 transitions. [2022-10-17 16:37:15,144 INFO L276 IsEmpty]: Start isEmpty. Operand 291 states and 456 transitions. [2022-10-17 16:37:15,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-10-17 16:37:15,145 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:37:15,146 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:37:15,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:37:15,602 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 16:37:18,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:37:18,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 592 states to 305 states and 491 transitions. [2022-10-17 16:37:18,740 INFO L276 IsEmpty]: Start isEmpty. Operand 305 states and 491 transitions. [2022-10-17 16:37:18,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-10-17 16:37:18,742 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:37:18,742 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:37:18,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:37:18,881 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 16:37:20,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:37:20,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 598 states to 310 states and 497 transitions. [2022-10-17 16:37:20,774 INFO L276 IsEmpty]: Start isEmpty. Operand 310 states and 497 transitions. [2022-10-17 16:37:20,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-10-17 16:37:20,775 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:37:20,775 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:37:20,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:37:20,816 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 16:37:21,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:37:21,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 609 states to 309 states and 493 transitions. [2022-10-17 16:37:21,863 INFO L276 IsEmpty]: Start isEmpty. Operand 309 states and 493 transitions. [2022-10-17 16:37:21,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2022-10-17 16:37:21,865 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:37:21,865 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:37:21,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:37:22,028 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 16:37:22,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:37:22,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 613 states to 311 states and 497 transitions. [2022-10-17 16:37:22,617 INFO L276 IsEmpty]: Start isEmpty. Operand 311 states and 497 transitions. [2022-10-17 16:37:22,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2022-10-17 16:37:22,618 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:37:22,620 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:37:22,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:37:22,780 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 16:37:22,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:37:22,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 618 states to 314 states and 502 transitions. [2022-10-17 16:37:22,814 INFO L276 IsEmpty]: Start isEmpty. Operand 314 states and 502 transitions. [2022-10-17 16:37:22,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2022-10-17 16:37:22,816 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:37:22,816 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:37:22,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:37:22,945 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 16:37:22,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:37:22,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 621 states to 316 states and 505 transitions. [2022-10-17 16:37:22,978 INFO L276 IsEmpty]: Start isEmpty. Operand 316 states and 505 transitions. [2022-10-17 16:37:22,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2022-10-17 16:37:22,980 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:37:22,980 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:37:22,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:37:23,022 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 16:37:23,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:37:23,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 628 states to 321 states and 512 transitions. [2022-10-17 16:37:23,223 INFO L276 IsEmpty]: Start isEmpty. Operand 321 states and 512 transitions. [2022-10-17 16:37:23,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2022-10-17 16:37:23,225 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:37:23,225 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:37:23,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:37:23,341 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 16:37:24,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:37:24,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 646 states to 330 states and 528 transitions. [2022-10-17 16:37:24,606 INFO L276 IsEmpty]: Start isEmpty. Operand 330 states and 528 transitions. [2022-10-17 16:37:24,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2022-10-17 16:37:24,608 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:37:24,608 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:37:24,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:37:24,667 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 16:37:24,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:37:24,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 654 states to 335 states and 536 transitions. [2022-10-17 16:37:24,993 INFO L276 IsEmpty]: Start isEmpty. Operand 335 states and 536 transitions. [2022-10-17 16:37:24,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2022-10-17 16:37:24,994 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:37:24,995 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:37:25,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:37:25,029 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 16:37:25,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:37:25,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 657 states to 337 states and 539 transitions. [2022-10-17 16:37:25,248 INFO L276 IsEmpty]: Start isEmpty. Operand 337 states and 539 transitions. [2022-10-17 16:37:25,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2022-10-17 16:37:25,250 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:37:25,251 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:37:25,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:37:25,832 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 16:37:29,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:37:29,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 727 states to 362 states and 597 transitions. [2022-10-17 16:37:29,311 INFO L276 IsEmpty]: Start isEmpty. Operand 362 states and 597 transitions. [2022-10-17 16:37:29,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2022-10-17 16:37:29,312 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:37:29,313 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:37:29,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:37:29,621 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 16:37:31,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:37:31,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 755 states to 368 states and 615 transitions. [2022-10-17 16:37:31,999 INFO L276 IsEmpty]: Start isEmpty. Operand 368 states and 615 transitions. [2022-10-17 16:37:32,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2022-10-17 16:37:32,001 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:37:32,001 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:37:32,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:37:32,332 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 16:37:36,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:37:36,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 802 states to 380 states and 652 transitions. [2022-10-17 16:37:36,018 INFO L276 IsEmpty]: Start isEmpty. Operand 380 states and 652 transitions. [2022-10-17 16:37:36,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2022-10-17 16:37:36,020 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:37:36,021 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:37:36,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:37:36,087 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked.