./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/combinations/pc_sfifo_2.cil-1+token_ring.03.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_7c3fc306-35ee-4027-965f-81d804e4f9e8/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c3fc306-35ee-4027-965f-81d804e4f9e8/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_7c3fc306-35ee-4027-965f-81d804e4f9e8/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c3fc306-35ee-4027-965f-81d804e4f9e8/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/pc_sfifo_2.cil-1+token_ring.03.cil-2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c3fc306-35ee-4027-965f-81d804e4f9e8/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_7c3fc306-35ee-4027-965f-81d804e4f9e8/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 4c3aab1156afcb98b97b027e9b66004d54025f3b89e95d6d35dc2e84fdb640d2 --- 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 16:38:24,875 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:38:24,878 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:38:24,931 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:38:24,931 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:38:24,936 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:38:24,938 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:38:24,942 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:38:24,945 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:38:24,950 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:38:24,952 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:38:24,957 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:38:24,958 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:38:24,961 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:38:24,962 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:38:24,965 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:38:24,967 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:38:24,968 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:38:24,970 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:38:24,980 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:38:24,981 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:38:24,983 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:38:24,986 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:38:24,988 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:38:24,998 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:38:24,998 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:38:24,999 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:38:25,001 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:38:25,002 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:38:25,003 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:38:25,003 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:38:25,005 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:38:25,007 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:38:25,008 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:38:25,011 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:38:25,011 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:38:25,012 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:38:25,012 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:38:25,013 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:38:25,014 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:38:25,014 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:38:25,016 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c3fc306-35ee-4027-965f-81d804e4f9e8/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 16:38:25,057 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:38:25,057 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:38:25,058 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:38:25,059 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:38:25,059 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:38:25,059 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:38:25,060 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:38:25,060 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:38:25,060 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:38:25,060 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:38:25,061 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:38:25,062 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:38:25,062 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:38:25,062 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:38:25,062 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:38:25,062 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:38:25,063 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:38:25,063 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:38:25,063 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:38:25,063 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:38:25,063 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:38:25,063 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:38:25,064 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:38:25,064 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:38:25,064 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:38:25,064 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:38:25,066 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:38:25,066 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:38:25,066 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_7c3fc306-35ee-4027-965f-81d804e4f9e8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c3fc306-35ee-4027-965f-81d804e4f9e8/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4c3aab1156afcb98b97b027e9b66004d54025f3b89e95d6d35dc2e84fdb640d2 [2022-10-17 16:38:25,404 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:38:25,434 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:38:25,437 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:38:25,438 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:38:25,439 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:38:25,441 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c3fc306-35ee-4027-965f-81d804e4f9e8/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/combinations/pc_sfifo_2.cil-1+token_ring.03.cil-2.c [2022-10-17 16:38:25,504 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c3fc306-35ee-4027-965f-81d804e4f9e8/bin/ukojak-92XMlrwhuB/data/2dff41d0e/b104597da748430b912ab90af5c99beb/FLAGcff555e9e [2022-10-17 16:38:26,039 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:38:26,040 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c3fc306-35ee-4027-965f-81d804e4f9e8/sv-benchmarks/c/combinations/pc_sfifo_2.cil-1+token_ring.03.cil-2.c [2022-10-17 16:38:26,067 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c3fc306-35ee-4027-965f-81d804e4f9e8/bin/ukojak-92XMlrwhuB/data/2dff41d0e/b104597da748430b912ab90af5c99beb/FLAGcff555e9e [2022-10-17 16:38:26,372 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c3fc306-35ee-4027-965f-81d804e4f9e8/bin/ukojak-92XMlrwhuB/data/2dff41d0e/b104597da748430b912ab90af5c99beb [2022-10-17 16:38:26,377 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:38:26,379 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:38:26,383 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:38:26,384 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:38:26,387 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:38:26,388 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:38:26" (1/1) ... [2022-10-17 16:38:26,390 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@415d9169 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:38:26, skipping insertion in model container [2022-10-17 16:38:26,390 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:38:26" (1/1) ... [2022-10-17 16:38:26,398 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:38:26,466 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:38:26,692 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_7c3fc306-35ee-4027-965f-81d804e4f9e8/sv-benchmarks/c/combinations/pc_sfifo_2.cil-1+token_ring.03.cil-2.c[914,927] [2022-10-17 16:38:26,784 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_7c3fc306-35ee-4027-965f-81d804e4f9e8/sv-benchmarks/c/combinations/pc_sfifo_2.cil-1+token_ring.03.cil-2.c[7115,7128] [2022-10-17 16:38:26,850 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:38:26,862 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:38:26,880 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_7c3fc306-35ee-4027-965f-81d804e4f9e8/sv-benchmarks/c/combinations/pc_sfifo_2.cil-1+token_ring.03.cil-2.c[914,927] [2022-10-17 16:38:26,905 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_7c3fc306-35ee-4027-965f-81d804e4f9e8/sv-benchmarks/c/combinations/pc_sfifo_2.cil-1+token_ring.03.cil-2.c[7115,7128] [2022-10-17 16:38:26,942 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:38:26,967 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:38:26,968 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:38:26 WrapperNode [2022-10-17 16:38:26,968 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:38:26,969 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:38:26,969 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:38:26,970 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:38:26,977 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:38:26" (1/1) ... [2022-10-17 16:38:26,989 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:38:26" (1/1) ... [2022-10-17 16:38:27,048 INFO L138 Inliner]: procedures = 59, calls = 66, calls flagged for inlining = 28, calls inlined = 28, statements flattened = 518 [2022-10-17 16:38:27,053 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:38:27,054 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:38:27,055 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:38:27,055 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:38:27,064 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:38:26" (1/1) ... [2022-10-17 16:38:27,065 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:38:26" (1/1) ... [2022-10-17 16:38:27,076 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:38:26" (1/1) ... [2022-10-17 16:38:27,076 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:38:26" (1/1) ... [2022-10-17 16:38:27,094 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:38:26" (1/1) ... [2022-10-17 16:38:27,112 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:38:26" (1/1) ... [2022-10-17 16:38:27,114 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:38:26" (1/1) ... [2022-10-17 16:38:27,117 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:38:26" (1/1) ... [2022-10-17 16:38:27,137 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:38:27,138 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:38:27,138 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:38:27,139 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:38:27,160 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:38:26" (1/1) ... [2022-10-17 16:38:27,166 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:38:27,176 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c3fc306-35ee-4027-965f-81d804e4f9e8/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:38:27,186 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c3fc306-35ee-4027-965f-81d804e4f9e8/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:38:27,188 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c3fc306-35ee-4027-965f-81d804e4f9e8/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:38:27,222 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:38:27,222 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2022-10-17 16:38:27,222 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2022-10-17 16:38:27,222 INFO L130 BoogieDeclarations]: Found specification of procedure is_do_write_p_triggered [2022-10-17 16:38:27,223 INFO L138 BoogieDeclarations]: Found implementation of procedure is_do_write_p_triggered [2022-10-17 16:38:27,223 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread1 [2022-10-17 16:38:27,223 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread1 [2022-10-17 16:38:27,223 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread2 [2022-10-17 16:38:27,223 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread2 [2022-10-17 16:38:27,223 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events1 [2022-10-17 16:38:27,223 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events1 [2022-10-17 16:38:27,223 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events2 [2022-10-17 16:38:27,223 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events2 [2022-10-17 16:38:27,224 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads2 [2022-10-17 16:38:27,224 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads2 [2022-10-17 16:38:27,224 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads1 [2022-10-17 16:38:27,224 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads1 [2022-10-17 16:38:27,225 INFO L130 BoogieDeclarations]: Found specification of procedure is_do_read_c_triggered [2022-10-17 16:38:27,225 INFO L138 BoogieDeclarations]: Found implementation of procedure is_do_read_c_triggered [2022-10-17 16:38:27,225 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels1 [2022-10-17 16:38:27,225 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels1 [2022-10-17 16:38:27,225 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels2 [2022-10-17 16:38:27,225 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels2 [2022-10-17 16:38:27,226 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:38:27,226 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events2 [2022-10-17 16:38:27,226 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events2 [2022-10-17 16:38:27,226 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events1 [2022-10-17 16:38:27,226 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events1 [2022-10-17 16:38:27,226 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:38:27,227 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:38:27,227 INFO L130 BoogieDeclarations]: Found specification of procedure error1 [2022-10-17 16:38:27,227 INFO L138 BoogieDeclarations]: Found implementation of procedure error1 [2022-10-17 16:38:27,320 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:38:27,332 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:38:28,115 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:38:28,399 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:38:28,400 INFO L300 CfgBuilder]: Removed 10 assume(true) statements. [2022-10-17 16:38:28,403 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:38:28 BoogieIcfgContainer [2022-10-17 16:38:28,403 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:38:28,404 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:38:28,405 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:38:28,415 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:38:28,415 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:38:28" (1/1) ... [2022-10-17 16:38:28,427 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 16:38:28,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:38:28,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 161 states and 231 transitions. [2022-10-17 16:38:28,488 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 231 transitions. [2022-10-17 16:38:28,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-10-17 16:38:28,497 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:38:28,498 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:38:28,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:38:29,004 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 16:38:29,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:38:29,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 259 states to 173 states and 253 transitions. [2022-10-17 16:38:29,187 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 253 transitions. [2022-10-17 16:38:29,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-10-17 16:38:29,194 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:38:29,196 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:38:29,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:38:29,385 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 16:38:29,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:38:29,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 259 states to 174 states and 253 transitions. [2022-10-17 16:38:29,403 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 253 transitions. [2022-10-17 16:38:29,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-10-17 16:38:29,406 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:38:29,406 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:38:29,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:38:29,512 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 16:38:29,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:38:29,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 259 states to 175 states and 253 transitions. [2022-10-17 16:38:29,534 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 253 transitions. [2022-10-17 16:38:29,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-10-17 16:38:29,539 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:38:29,539 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:38:29,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:38:29,666 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 16:38:29,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:38:29,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 286 states to 184 states and 274 transitions. [2022-10-17 16:38:29,831 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 274 transitions. [2022-10-17 16:38:29,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-10-17 16:38:29,834 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:38:29,834 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:38:29,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:38:29,916 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 16:38:30,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:38:30,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 311 states to 192 states and 289 transitions. [2022-10-17 16:38:30,065 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 289 transitions. [2022-10-17 16:38:30,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2022-10-17 16:38:30,073 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:38:30,074 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:38:30,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:38:30,158 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 16:38:30,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:38:30,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 321 states to 197 states and 292 transitions. [2022-10-17 16:38:30,252 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 292 transitions. [2022-10-17 16:38:30,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2022-10-17 16:38:30,254 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:38:30,255 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:38:30,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:38:30,561 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 16:38:31,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:38:31,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 355 states to 203 states and 303 transitions. [2022-10-17 16:38:31,498 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 303 transitions. [2022-10-17 16:38:31,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-10-17 16:38:31,499 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:38:31,499 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:38:31,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:38:31,577 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 16:38:32,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:38:32,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 388 states to 213 states and 323 transitions. [2022-10-17 16:38:32,141 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 323 transitions. [2022-10-17 16:38:32,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-10-17 16:38:32,143 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:38:32,143 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:38:32,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:38:32,225 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 16:38:33,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:38:33,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 424 states to 225 states and 346 transitions. [2022-10-17 16:38:33,021 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 346 transitions. [2022-10-17 16:38:33,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2022-10-17 16:38:33,022 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:38:33,023 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:38:33,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:38:33,049 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 16:38:33,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:38:33,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 423 states to 225 states and 345 transitions. [2022-10-17 16:38:33,071 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 345 transitions. [2022-10-17 16:38:33,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-10-17 16:38:33,072 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:38:33,072 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:38:33,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:38:33,210 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 16:38:33,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:38:33,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 429 states to 229 states and 351 transitions. [2022-10-17 16:38:33,346 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states and 351 transitions. [2022-10-17 16:38:33,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-10-17 16:38:33,348 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:38:33,348 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:38:33,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:38:33,381 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 16:38:33,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:38:33,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 447 states to 237 states and 367 transitions. [2022-10-17 16:38:33,856 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 367 transitions. [2022-10-17 16:38:33,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-10-17 16:38:33,857 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:38:33,858 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:38:33,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:38:34,181 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 16:38:36,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:38:36,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 502 states to 256 states and 411 transitions. [2022-10-17 16:38:36,049 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 411 transitions. [2022-10-17 16:38:36,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-10-17 16:38:36,051 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:38:36,051 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:38:36,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:38:36,235 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 16:38:37,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:38:37,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 532 states to 262 states and 431 transitions. [2022-10-17 16:38:37,778 INFO L276 IsEmpty]: Start isEmpty. Operand 262 states and 431 transitions. [2022-10-17 16:38:37,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-10-17 16:38:37,780 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:38:37,780 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:38:37,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:38:37,846 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 16:38:38,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:38:38,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 538 states to 265 states and 437 transitions. [2022-10-17 16:38:38,341 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 437 transitions. [2022-10-17 16:38:38,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-10-17 16:38:38,343 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:38:38,343 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:38:38,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:38:38,385 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 16:38:38,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:38:38,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 540 states to 265 states and 438 transitions. [2022-10-17 16:38:38,763 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 438 transitions. [2022-10-17 16:38:38,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-10-17 16:38:38,767 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:38:38,767 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:38:38,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:38:38,836 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 16:38:38,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:38:38,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 536 states to 265 states and 434 transitions. [2022-10-17 16:38:38,855 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 434 transitions. [2022-10-17 16:38:38,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-10-17 16:38:38,857 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:38:38,858 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:38:38,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:38:38,937 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 16:38:39,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:38:39,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 534 states to 265 states and 432 transitions. [2022-10-17 16:38:39,212 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 432 transitions. [2022-10-17 16:38:39,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-10-17 16:38:39,215 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:38:39,216 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:38:39,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:38:39,272 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 16:38:39,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:38:39,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 530 states to 265 states and 428 transitions. [2022-10-17 16:38:39,410 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 428 transitions. [2022-10-17 16:38:39,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2022-10-17 16:38:39,411 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:38:39,412 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:38:39,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:38:39,449 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 16:38:40,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:38:40,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 540 states to 272 states and 438 transitions. [2022-10-17 16:38:40,240 INFO L276 IsEmpty]: Start isEmpty. Operand 272 states and 438 transitions. [2022-10-17 16:38:40,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2022-10-17 16:38:40,243 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:38:40,243 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:38:40,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:38:40,376 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 16:38:40,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:38:40,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 543 states to 273 states and 441 transitions. [2022-10-17 16:38:40,648 INFO L276 IsEmpty]: Start isEmpty. Operand 273 states and 441 transitions. [2022-10-17 16:38:40,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-10-17 16:38:40,649 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:38:40,650 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:38:40,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:38:40,714 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 16:38:40,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:38:40,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 539 states to 271 states and 437 transitions. [2022-10-17 16:38:40,834 INFO L276 IsEmpty]: Start isEmpty. Operand 271 states and 437 transitions. [2022-10-17 16:38:40,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-10-17 16:38:40,836 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:38:40,836 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:38:40,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:38:40,920 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 16:38:41,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:38:41,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 540 states to 272 states and 438 transitions. [2022-10-17 16:38:41,059 INFO L276 IsEmpty]: Start isEmpty. Operand 272 states and 438 transitions. [2022-10-17 16:38:41,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-10-17 16:38:41,061 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:38:41,061 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:38:41,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:38:41,562 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 16:38:45,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:38:45,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 605 states to 290 states and 485 transitions. [2022-10-17 16:38:45,178 INFO L276 IsEmpty]: Start isEmpty. Operand 290 states and 485 transitions. [2022-10-17 16:38:45,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-10-17 16:38:45,179 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:38:45,180 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:38:45,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:38:45,248 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 16:38:45,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:38:45,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 612 states to 292 states and 490 transitions. [2022-10-17 16:38:45,616 INFO L276 IsEmpty]: Start isEmpty. Operand 292 states and 490 transitions. [2022-10-17 16:38:45,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-10-17 16:38:45,622 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:38:45,622 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:38:45,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:38:45,688 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 16:38:46,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:38:46,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 618 states to 295 states and 496 transitions. [2022-10-17 16:38:46,267 INFO L276 IsEmpty]: Start isEmpty. Operand 295 states and 496 transitions. [2022-10-17 16:38:46,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-10-17 16:38:46,268 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:38:46,268 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:38:46,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:38:46,322 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 16:38:46,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:38:46,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 602 states to 289 states and 483 transitions. [2022-10-17 16:38:46,370 INFO L276 IsEmpty]: Start isEmpty. Operand 289 states and 483 transitions. [2022-10-17 16:38:46,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-10-17 16:38:46,372 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:38:46,372 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:38:46,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:38:46,416 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 16:38:46,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:38:46,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 608 states to 291 states and 488 transitions. [2022-10-17 16:38:46,796 INFO L276 IsEmpty]: Start isEmpty. Operand 291 states and 488 transitions. [2022-10-17 16:38:46,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-10-17 16:38:46,799 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:38:46,799 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:38:46,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:38:46,840 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 16:38:47,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:38:47,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 610 states to 292 states and 490 transitions. [2022-10-17 16:38:47,013 INFO L276 IsEmpty]: Start isEmpty. Operand 292 states and 490 transitions. [2022-10-17 16:38:47,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2022-10-17 16:38:47,015 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:38:47,016 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:38:47,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:38:47,283 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 16:38:48,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:38:48,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 632 states to 302 states and 512 transitions. [2022-10-17 16:38:48,713 INFO L276 IsEmpty]: Start isEmpty. Operand 302 states and 512 transitions. [2022-10-17 16:38:48,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-10-17 16:38:48,715 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:38:48,715 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:38:48,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:38:48,879 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 16:38:48,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:38:48,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 633 states to 303 states and 513 transitions. [2022-10-17 16:38:48,900 INFO L276 IsEmpty]: Start isEmpty. Operand 303 states and 513 transitions. [2022-10-17 16:38:48,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-10-17 16:38:48,902 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:38:48,902 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:38:48,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:38:48,956 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 16:38:49,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:38:49,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 628 states to 301 states and 508 transitions. [2022-10-17 16:38:49,142 INFO L276 IsEmpty]: Start isEmpty. Operand 301 states and 508 transitions. [2022-10-17 16:38:49,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-10-17 16:38:49,144 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:38:49,144 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:38:49,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:38:49,210 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 16:38:49,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:38:49,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 629 states to 302 states and 509 transitions. [2022-10-17 16:38:49,400 INFO L276 IsEmpty]: Start isEmpty. Operand 302 states and 509 transitions. [2022-10-17 16:38:49,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-10-17 16:38:49,402 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:38:49,402 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:38:49,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:38:49,920 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 16:38:54,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:38:54,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 702 states to 323 states and 561 transitions. [2022-10-17 16:38:54,838 INFO L276 IsEmpty]: Start isEmpty. Operand 323 states and 561 transitions. [2022-10-17 16:38:54,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-10-17 16:38:54,839 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:38:54,840 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:38:54,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:38:54,897 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked.