./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/combinations/pc_sfifo_3.cil+token_ring.04.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_2d4e7f87-9c4f-4364-ba2f-7d2c09d9e277/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d4e7f87-9c4f-4364-ba2f-7d2c09d9e277/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_2d4e7f87-9c4f-4364-ba2f-7d2c09d9e277/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d4e7f87-9c4f-4364-ba2f-7d2c09d9e277/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/pc_sfifo_3.cil+token_ring.04.cil-1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d4e7f87-9c4f-4364-ba2f-7d2c09d9e277/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_2d4e7f87-9c4f-4364-ba2f-7d2c09d9e277/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 37139db5f2012b0b7a96ab437e26855d856636bc4064d013c0b416905ff6e54c --- 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 16:38:42,406 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:38:42,409 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:38:42,446 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:38:42,446 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:38:42,448 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:38:42,450 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:38:42,453 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:38:42,455 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:38:42,456 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:38:42,458 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:38:42,460 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:38:42,460 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:38:42,462 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:38:42,463 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:38:42,465 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:38:42,467 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:38:42,468 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:38:42,471 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:38:42,474 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:38:42,476 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:38:42,478 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:38:42,480 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:38:42,481 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:38:42,487 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:38:42,488 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:38:42,488 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:38:42,489 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:38:42,490 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:38:42,492 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:38:42,492 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:38:42,493 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:38:42,494 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:38:42,496 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:38:42,497 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:38:42,498 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:38:42,499 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:38:42,500 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:38:42,500 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:38:42,501 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:38:42,502 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:38:42,503 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d4e7f87-9c4f-4364-ba2f-7d2c09d9e277/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 16:38:42,541 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:38:42,541 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:38:42,542 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:38:42,544 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:38:42,545 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:38:42,545 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:38:42,545 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:38:42,546 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:38:42,546 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:38:42,546 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:38:42,547 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:38:42,548 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:38:42,548 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:38:42,548 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:38:42,549 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:38:42,549 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:38:42,549 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:38:42,549 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:38:42,550 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:38:42,550 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:38:42,550 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:38:42,550 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:38:42,551 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:38:42,551 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:38:42,552 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:38:42,552 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:38:42,552 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:38:42,552 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:38:42,553 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_2d4e7f87-9c4f-4364-ba2f-7d2c09d9e277/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d4e7f87-9c4f-4364-ba2f-7d2c09d9e277/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 37139db5f2012b0b7a96ab437e26855d856636bc4064d013c0b416905ff6e54c [2022-10-17 16:38:42,835 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:38:42,858 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:38:42,861 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:38:42,862 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:38:42,863 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:38:42,865 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d4e7f87-9c4f-4364-ba2f-7d2c09d9e277/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/combinations/pc_sfifo_3.cil+token_ring.04.cil-1.c [2022-10-17 16:38:42,937 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d4e7f87-9c4f-4364-ba2f-7d2c09d9e277/bin/ukojak-92XMlrwhuB/data/7ec07eadd/b91cc270164744c391f53d667074d0e0/FLAG47bf6905e [2022-10-17 16:38:43,417 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:38:43,418 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d4e7f87-9c4f-4364-ba2f-7d2c09d9e277/sv-benchmarks/c/combinations/pc_sfifo_3.cil+token_ring.04.cil-1.c [2022-10-17 16:38:43,447 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d4e7f87-9c4f-4364-ba2f-7d2c09d9e277/bin/ukojak-92XMlrwhuB/data/7ec07eadd/b91cc270164744c391f53d667074d0e0/FLAG47bf6905e [2022-10-17 16:38:43,964 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d4e7f87-9c4f-4364-ba2f-7d2c09d9e277/bin/ukojak-92XMlrwhuB/data/7ec07eadd/b91cc270164744c391f53d667074d0e0 [2022-10-17 16:38:43,980 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:38:43,981 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:38:43,983 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:38:43,983 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:38:43,985 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:38:43,986 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:38:43" (1/1) ... [2022-10-17 16:38:43,987 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@130c8300 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:38:43, skipping insertion in model container [2022-10-17 16:38:43,987 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:38:43" (1/1) ... [2022-10-17 16:38:43,993 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:38:44,065 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:38:44,330 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_2d4e7f87-9c4f-4364-ba2f-7d2c09d9e277/sv-benchmarks/c/combinations/pc_sfifo_3.cil+token_ring.04.cil-1.c[911,924] [2022-10-17 16:38:44,454 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d4e7f87-9c4f-4364-ba2f-7d2c09d9e277/sv-benchmarks/c/combinations/pc_sfifo_3.cil+token_ring.04.cil-1.c[8416,8429] [2022-10-17 16:38:44,543 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:38:44,557 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:38:44,578 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_2d4e7f87-9c4f-4364-ba2f-7d2c09d9e277/sv-benchmarks/c/combinations/pc_sfifo_3.cil+token_ring.04.cil-1.c[911,924] [2022-10-17 16:38:44,621 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_2d4e7f87-9c4f-4364-ba2f-7d2c09d9e277/sv-benchmarks/c/combinations/pc_sfifo_3.cil+token_ring.04.cil-1.c[8416,8429] [2022-10-17 16:38:44,656 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:38:44,678 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:38:44,680 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:38:44 WrapperNode [2022-10-17 16:38:44,680 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:38:44,681 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:38:44,682 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:38:44,682 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:38:44,690 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:38:44" (1/1) ... [2022-10-17 16:38:44,711 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:38:44" (1/1) ... [2022-10-17 16:38:44,770 INFO L138 Inliner]: procedures = 63, calls = 73, calls flagged for inlining = 32, calls inlined = 32, statements flattened = 614 [2022-10-17 16:38:44,771 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:38:44,771 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:38:44,772 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:38:44,772 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:38:44,781 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:38:44" (1/1) ... [2022-10-17 16:38:44,781 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:38:44" (1/1) ... [2022-10-17 16:38:44,787 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:38:44" (1/1) ... [2022-10-17 16:38:44,787 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:38:44" (1/1) ... [2022-10-17 16:38:44,800 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:38:44" (1/1) ... [2022-10-17 16:38:44,813 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:38:44" (1/1) ... [2022-10-17 16:38:44,817 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:38:44" (1/1) ... [2022-10-17 16:38:44,820 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:38:44" (1/1) ... [2022-10-17 16:38:44,826 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:38:44,827 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:38:44,827 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:38:44,827 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:38:44,828 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:38:44" (1/1) ... [2022-10-17 16:38:44,847 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:38:44,863 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d4e7f87-9c4f-4364-ba2f-7d2c09d9e277/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:38:44,888 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d4e7f87-9c4f-4364-ba2f-7d2c09d9e277/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:38:44,895 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d4e7f87-9c4f-4364-ba2f-7d2c09d9e277/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:38:44,932 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:38:44,933 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2022-10-17 16:38:44,933 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2022-10-17 16:38:44,933 INFO L130 BoogieDeclarations]: Found specification of procedure is_do_write_p_triggered [2022-10-17 16:38:44,933 INFO L138 BoogieDeclarations]: Found implementation of procedure is_do_write_p_triggered [2022-10-17 16:38:44,933 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread1 [2022-10-17 16:38:44,933 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread1 [2022-10-17 16:38:44,933 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread2 [2022-10-17 16:38:44,933 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread2 [2022-10-17 16:38:44,934 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events1 [2022-10-17 16:38:44,934 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events1 [2022-10-17 16:38:44,934 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events2 [2022-10-17 16:38:44,934 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events2 [2022-10-17 16:38:44,934 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads2 [2022-10-17 16:38:44,934 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads2 [2022-10-17 16:38:44,935 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads1 [2022-10-17 16:38:44,935 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads1 [2022-10-17 16:38:44,935 INFO L130 BoogieDeclarations]: Found specification of procedure is_do_read_c_triggered [2022-10-17 16:38:44,935 INFO L138 BoogieDeclarations]: Found implementation of procedure is_do_read_c_triggered [2022-10-17 16:38:44,935 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels1 [2022-10-17 16:38:44,935 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels1 [2022-10-17 16:38:44,935 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels2 [2022-10-17 16:38:44,939 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels2 [2022-10-17 16:38:44,939 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:38:44,939 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events2 [2022-10-17 16:38:44,939 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events2 [2022-10-17 16:38:44,939 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events1 [2022-10-17 16:38:44,940 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events1 [2022-10-17 16:38:44,940 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:38:44,940 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:38:44,940 INFO L130 BoogieDeclarations]: Found specification of procedure error1 [2022-10-17 16:38:44,940 INFO L138 BoogieDeclarations]: Found implementation of procedure error1 [2022-10-17 16:38:45,036 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:38:45,039 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:38:45,858 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##56: assume !(1 == ~q_free~0); [2022-10-17 16:38:45,859 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 16:38:45,929 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:38:46,223 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:38:46,223 INFO L300 CfgBuilder]: Removed 11 assume(true) statements. [2022-10-17 16:38:46,226 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:38:46 BoogieIcfgContainer [2022-10-17 16:38:46,226 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:38:46,227 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:38:46,227 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:38:46,237 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:38:46,238 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:38:46" (1/1) ... [2022-10-17 16:38:46,250 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 16:38:46,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:38:46,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 261 states to 179 states and 261 transitions. [2022-10-17 16:38:46,332 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 261 transitions. [2022-10-17 16:38:46,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-10-17 16:38:46,339 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:38:46,340 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:38:46,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:38:46,698 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 16:38:46,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:38:46,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 273 states to 184 states and 266 transitions. [2022-10-17 16:38:46,871 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 266 transitions. [2022-10-17 16:38:46,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2022-10-17 16:38:46,877 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:38:46,878 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:38:46,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:38:47,083 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 16:38:47,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:38:47,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 291 states to 190 states and 277 transitions. [2022-10-17 16:38:47,247 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 277 transitions. [2022-10-17 16:38:47,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-10-17 16:38:47,250 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:38:47,250 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:38:47,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:38:47,421 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 16:38:47,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:38:47,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 325 states to 205 states and 305 transitions. [2022-10-17 16:38:47,517 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 305 transitions. [2022-10-17 16:38:47,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-10-17 16:38:47,528 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:38:47,528 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:38:47,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:38:47,685 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 16:38:47,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:38:47,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 325 states to 206 states and 305 transitions. [2022-10-17 16:38:47,699 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 305 transitions. [2022-10-17 16:38:47,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-10-17 16:38:47,702 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:38:47,702 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:38:47,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:38:47,854 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:38:47,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:38:47,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 325 states to 207 states and 305 transitions. [2022-10-17 16:38:47,865 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 305 transitions. [2022-10-17 16:38:47,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-10-17 16:38:47,867 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:38:47,867 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:38:47,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:38:47,972 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:38:47,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:38:47,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 325 states to 208 states and 305 transitions. [2022-10-17 16:38:47,983 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 305 transitions. [2022-10-17 16:38:47,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-10-17 16:38:47,985 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:38:47,985 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:38:48,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:38:48,114 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 16:38:48,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:38:48,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 358 states to 220 states and 332 transitions. [2022-10-17 16:38:48,343 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 332 transitions. [2022-10-17 16:38:48,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-10-17 16:38:48,345 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:38:48,345 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:38:48,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:38:48,467 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 16:38:48,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:38:48,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 358 states to 221 states and 332 transitions. [2022-10-17 16:38:48,485 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 332 transitions. [2022-10-17 16:38:48,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-10-17 16:38:48,488 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:38:48,488 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:38:48,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:38:48,618 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 16:38:48,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:38:48,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 379 states to 227 states and 347 transitions. [2022-10-17 16:38:48,840 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 347 transitions. [2022-10-17 16:38:48,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-10-17 16:38:48,842 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:38:48,843 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:38:48,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:38:48,936 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:38:49,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:38:49,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 405 states to 235 states and 362 transitions. [2022-10-17 16:38:49,159 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 362 transitions. [2022-10-17 16:38:49,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-10-17 16:38:49,161 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:38:49,162 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:38:49,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:38:49,274 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 16:38:49,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:38:49,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 418 states to 242 states and 375 transitions. [2022-10-17 16:38:49,488 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 375 transitions. [2022-10-17 16:38:49,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-10-17 16:38:49,490 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:38:49,490 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:38:49,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:38:49,822 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 16:38:51,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:38:51,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 463 states to 255 states and 402 transitions. [2022-10-17 16:38:51,295 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states and 402 transitions. [2022-10-17 16:38:51,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-10-17 16:38:51,297 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:38:51,297 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:38:51,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:38:51,333 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 16:38:51,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:38:51,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 461 states to 250 states and 386 transitions. [2022-10-17 16:38:51,554 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 386 transitions. [2022-10-17 16:38:51,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-10-17 16:38:51,555 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:38:51,556 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:38:51,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:38:51,644 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 16:38:51,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:38:51,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 484 states to 260 states and 405 transitions. [2022-10-17 16:38:51,917 INFO L276 IsEmpty]: Start isEmpty. Operand 260 states and 405 transitions. [2022-10-17 16:38:51,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-10-17 16:38:51,918 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:38:51,918 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:38:51,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:38:51,950 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 16:38:51,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:38:51,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 490 states to 263 states and 411 transitions. [2022-10-17 16:38:51,973 INFO L276 IsEmpty]: Start isEmpty. Operand 263 states and 411 transitions. [2022-10-17 16:38:51,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-10-17 16:38:51,974 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:38:51,975 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:38:51,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:38:52,006 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 16:38:52,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:38:52,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 505 states to 271 states and 424 transitions. [2022-10-17 16:38:52,343 INFO L276 IsEmpty]: Start isEmpty. Operand 271 states and 424 transitions. [2022-10-17 16:38:52,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-10-17 16:38:52,345 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:38:52,345 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:38:52,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:38:52,778 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 16:38:55,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:38:55,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 551 states to 282 states and 447 transitions. [2022-10-17 16:38:55,947 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 447 transitions. [2022-10-17 16:38:55,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-10-17 16:38:55,949 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:38:55,950 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:38:55,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:38:56,009 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 16:38:56,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:38:56,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 557 states to 281 states and 444 transitions. [2022-10-17 16:38:56,618 INFO L276 IsEmpty]: Start isEmpty. Operand 281 states and 444 transitions. [2022-10-17 16:38:56,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2022-10-17 16:38:56,619 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:38:56,620 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:38:56,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:38:56,776 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 16:38:57,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:38:57,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 561 states to 283 states and 448 transitions. [2022-10-17 16:38:57,337 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 448 transitions. [2022-10-17 16:38:57,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2022-10-17 16:38:57,339 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:38:57,340 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:38:57,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:38:57,816 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 16:39:00,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:39:00,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 625 states to 305 states and 500 transitions. [2022-10-17 16:39:00,647 INFO L276 IsEmpty]: Start isEmpty. Operand 305 states and 500 transitions. [2022-10-17 16:39:00,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2022-10-17 16:39:00,649 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:39:00,649 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:39:00,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:39:00,892 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 16:39:03,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:39:03,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 665 states to 314 states and 530 transitions. [2022-10-17 16:39:03,598 INFO L276 IsEmpty]: Start isEmpty. Operand 314 states and 530 transitions. [2022-10-17 16:39:03,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2022-10-17 16:39:03,600 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:39:03,600 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:39:03,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:39:03,668 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 16:39:04,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:39:04,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 671 states to 317 states and 536 transitions. [2022-10-17 16:39:04,027 INFO L276 IsEmpty]: Start isEmpty. Operand 317 states and 536 transitions. [2022-10-17 16:39:04,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2022-10-17 16:39:04,028 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:39:04,028 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:39:04,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:39:04,097 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 16:39:04,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:39:04,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 677 states to 320 states and 542 transitions. [2022-10-17 16:39:04,854 INFO L276 IsEmpty]: Start isEmpty. Operand 320 states and 542 transitions. [2022-10-17 16:39:04,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2022-10-17 16:39:04,856 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:39:04,856 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:39:04,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:39:04,929 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 16:39:04,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:39:04,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 679 states to 321 states and 544 transitions. [2022-10-17 16:39:04,949 INFO L276 IsEmpty]: Start isEmpty. Operand 321 states and 544 transitions. [2022-10-17 16:39:04,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2022-10-17 16:39:04,950 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:39:04,951 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:39:04,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:39:05,000 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 16:39:05,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:39:05,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 673 states to 321 states and 537 transitions. [2022-10-17 16:39:05,774 INFO L276 IsEmpty]: Start isEmpty. Operand 321 states and 537 transitions. [2022-10-17 16:39:05,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2022-10-17 16:39:05,776 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:39:05,776 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:39:05,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:39:05,853 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 16:39:06,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:39:06,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 671 states to 321 states and 535 transitions. [2022-10-17 16:39:06,236 INFO L276 IsEmpty]: Start isEmpty. Operand 321 states and 535 transitions. [2022-10-17 16:39:06,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2022-10-17 16:39:06,237 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:39:06,237 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:39:06,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:39:06,280 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 16:39:06,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:39:06,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 667 states to 321 states and 531 transitions. [2022-10-17 16:39:06,471 INFO L276 IsEmpty]: Start isEmpty. Operand 321 states and 531 transitions. [2022-10-17 16:39:06,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-10-17 16:39:06,473 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:39:06,473 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:39:06,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:39:06,531 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 16:39:06,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:39:06,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 663 states to 319 states and 527 transitions. [2022-10-17 16:39:06,707 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 527 transitions. [2022-10-17 16:39:06,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-10-17 16:39:06,709 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:39:06,709 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:39:06,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:39:06,768 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 16:39:06,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:39:06,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 664 states to 320 states and 528 transitions. [2022-10-17 16:39:06,997 INFO L276 IsEmpty]: Start isEmpty. Operand 320 states and 528 transitions. [2022-10-17 16:39:06,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-10-17 16:39:06,999 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:39:06,999 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:39:07,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:39:07,057 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 16:39:07,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:39:07,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 665 states to 321 states and 529 transitions. [2022-10-17 16:39:07,267 INFO L276 IsEmpty]: Start isEmpty. Operand 321 states and 529 transitions. [2022-10-17 16:39:07,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-10-17 16:39:07,269 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:39:07,269 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:39:07,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:39:07,850 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 16:39:12,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:39:12,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 739 states to 342 states and 584 transitions. [2022-10-17 16:39:12,717 INFO L276 IsEmpty]: Start isEmpty. Operand 342 states and 584 transitions. [2022-10-17 16:39:12,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-10-17 16:39:12,719 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:39:12,719 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:39:12,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:39:12,778 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked.