./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.4_overflow.ufo.UNBOUNDED.pals.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version e04fb08f Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9c0abb3-08f1-457c-9479-b6812fe9730d/bin/ukojak-CydTVMUXoH/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9c0abb3-08f1-457c-9479-b6812fe9730d/bin/ukojak-CydTVMUXoH/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9c0abb3-08f1-457c-9479-b6812fe9730d/bin/ukojak-CydTVMUXoH/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9c0abb3-08f1-457c-9479-b6812fe9730d/bin/ukojak-CydTVMUXoH/config/KojakReach.xml -i ../../sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.4_overflow.ufo.UNBOUNDED.pals.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9c0abb3-08f1-457c-9479-b6812fe9730d/bin/ukojak-CydTVMUXoH/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9c0abb3-08f1-457c-9479-b6812fe9730d/bin/ukojak-CydTVMUXoH --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 315c7f7d4f861da6991110ab8f251d6e6bbcbe86dfcb4a71343434e33094f4a7 --- 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-e04fb08 [2022-11-16 07:42:14,388 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-16 07:42:14,390 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-16 07:42:14,415 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-16 07:42:14,418 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-16 07:42:14,423 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-16 07:42:14,426 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-16 07:42:14,430 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-16 07:42:14,433 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-16 07:42:14,438 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-16 07:42:14,440 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-16 07:42:14,445 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-16 07:42:14,445 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-16 07:42:14,448 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-16 07:42:14,450 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-16 07:42:14,452 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-16 07:42:14,454 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-16 07:42:14,455 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-16 07:42:14,457 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-16 07:42:14,465 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-16 07:42:14,467 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-16 07:42:14,468 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-16 07:42:14,471 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-16 07:42:14,472 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-16 07:42:14,480 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-16 07:42:14,481 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-16 07:42:14,481 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-16 07:42:14,483 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-16 07:42:14,484 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-16 07:42:14,485 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-16 07:42:14,486 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-16 07:42:14,487 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-16 07:42:14,489 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-16 07:42:14,490 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-16 07:42:14,493 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-16 07:42:14,493 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-16 07:42:14,494 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-16 07:42:14,494 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-16 07:42:14,494 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-16 07:42:14,495 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-16 07:42:14,496 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-16 07:42:14,497 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9c0abb3-08f1-457c-9479-b6812fe9730d/bin/ukojak-CydTVMUXoH/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-11-16 07:42:14,541 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-16 07:42:14,541 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-16 07:42:14,543 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-16 07:42:14,543 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-16 07:42:14,543 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-16 07:42:14,544 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-16 07:42:14,544 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-16 07:42:14,544 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-16 07:42:14,544 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-16 07:42:14,544 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-16 07:42:14,545 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-16 07:42:14,546 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-16 07:42:14,546 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-16 07:42:14,546 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-16 07:42:14,546 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-16 07:42:14,546 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-16 07:42:14,547 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-16 07:42:14,547 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-16 07:42:14,547 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-16 07:42:14,547 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-16 07:42:14,547 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-16 07:42:14,548 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-16 07:42:14,548 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-16 07:42:14,548 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-16 07:42:14,548 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-16 07:42:14,549 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-16 07:42:14,549 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-16 07:42:14,549 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-16 07:42:14,549 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_b9c0abb3-08f1-457c-9479-b6812fe9730d/bin/ukojak-CydTVMUXoH/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9c0abb3-08f1-457c-9479-b6812fe9730d/bin/ukojak-CydTVMUXoH Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 315c7f7d4f861da6991110ab8f251d6e6bbcbe86dfcb4a71343434e33094f4a7 [2022-11-16 07:42:14,854 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-16 07:42:14,877 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-16 07:42:14,879 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-16 07:42:14,880 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-16 07:42:14,885 INFO L275 PluginConnector]: CDTParser initialized [2022-11-16 07:42:14,886 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9c0abb3-08f1-457c-9479-b6812fe9730d/bin/ukojak-CydTVMUXoH/../../sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.4_overflow.ufo.UNBOUNDED.pals.c [2022-11-16 07:42:14,981 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9c0abb3-08f1-457c-9479-b6812fe9730d/bin/ukojak-CydTVMUXoH/data/9ed3ca550/a17de61868504a1bad75679802d5fed8/FLAG4eafaaff7 [2022-11-16 07:42:15,599 INFO L306 CDTParser]: Found 1 translation units. [2022-11-16 07:42:15,600 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9c0abb3-08f1-457c-9479-b6812fe9730d/sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.4_overflow.ufo.UNBOUNDED.pals.c [2022-11-16 07:42:15,623 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9c0abb3-08f1-457c-9479-b6812fe9730d/bin/ukojak-CydTVMUXoH/data/9ed3ca550/a17de61868504a1bad75679802d5fed8/FLAG4eafaaff7 [2022-11-16 07:42:15,873 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9c0abb3-08f1-457c-9479-b6812fe9730d/bin/ukojak-CydTVMUXoH/data/9ed3ca550/a17de61868504a1bad75679802d5fed8 [2022-11-16 07:42:15,876 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-16 07:42:15,878 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-16 07:42:15,882 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-16 07:42:15,883 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-16 07:42:15,886 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-16 07:42:15,886 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 07:42:15" (1/1) ... [2022-11-16 07:42:15,887 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7930adc7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:42:15, skipping insertion in model container [2022-11-16 07:42:15,888 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 07:42:15" (1/1) ... [2022-11-16 07:42:15,895 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-16 07:42:15,952 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-16 07:42:16,306 WARN L229 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_b9c0abb3-08f1-457c-9479-b6812fe9730d/sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.4_overflow.ufo.UNBOUNDED.pals.c[31111,31124] [2022-11-16 07:42:16,323 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 07:42:16,333 INFO L203 MainTranslator]: Completed pre-run [2022-11-16 07:42:16,472 WARN L229 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_b9c0abb3-08f1-457c-9479-b6812fe9730d/sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.4_overflow.ufo.UNBOUNDED.pals.c[31111,31124] [2022-11-16 07:42:16,473 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 07:42:16,494 INFO L208 MainTranslator]: Completed translation [2022-11-16 07:42:16,495 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:42:16 WrapperNode [2022-11-16 07:42:16,495 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-16 07:42:16,496 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-16 07:42:16,496 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-16 07:42:16,496 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-16 07:42:16,504 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:42:16" (1/1) ... [2022-11-16 07:42:16,518 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:42:16" (1/1) ... [2022-11-16 07:42:16,567 INFO L138 Inliner]: procedures = 24, calls = 15, calls flagged for inlining = 10, calls inlined = 10, statements flattened = 952 [2022-11-16 07:42:16,568 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-16 07:42:16,568 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-16 07:42:16,569 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-16 07:42:16,569 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-16 07:42:16,578 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:42:16" (1/1) ... [2022-11-16 07:42:16,578 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:42:16" (1/1) ... [2022-11-16 07:42:16,584 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:42:16" (1/1) ... [2022-11-16 07:42:16,584 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:42:16" (1/1) ... [2022-11-16 07:42:16,598 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:42:16" (1/1) ... [2022-11-16 07:42:16,610 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:42:16" (1/1) ... [2022-11-16 07:42:16,614 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:42:16" (1/1) ... [2022-11-16 07:42:16,618 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:42:16" (1/1) ... [2022-11-16 07:42:16,625 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-16 07:42:16,626 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-16 07:42:16,626 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-16 07:42:16,626 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-16 07:42:16,627 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:42:16" (1/1) ... [2022-11-16 07:42:16,633 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-16 07:42:16,646 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9c0abb3-08f1-457c-9479-b6812fe9730d/bin/ukojak-CydTVMUXoH/z3 [2022-11-16 07:42:16,676 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9c0abb3-08f1-457c-9479-b6812fe9730d/bin/ukojak-CydTVMUXoH/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-16 07:42:16,689 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9c0abb3-08f1-457c-9479-b6812fe9730d/bin/ukojak-CydTVMUXoH/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-16 07:42:16,724 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-16 07:42:16,724 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-16 07:42:16,725 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-16 07:42:16,725 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-16 07:42:16,899 INFO L235 CfgBuilder]: Building ICFG [2022-11-16 07:42:16,911 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-16 07:42:17,975 INFO L276 CfgBuilder]: Performing block encoding [2022-11-16 07:42:19,172 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-16 07:42:19,172 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-16 07:42:19,178 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 07:42:19 BoogieIcfgContainer [2022-11-16 07:42:19,178 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-16 07:42:19,179 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-16 07:42:19,180 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-16 07:42:19,191 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-16 07:42:19,192 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 07:42:19" (1/1) ... [2022-11-16 07:42:19,201 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 07:42:19,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 07:42:19,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 140 states and 224 transitions. [2022-11-16 07:42:19,285 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 224 transitions. [2022-11-16 07:42:19,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2022-11-16 07:42:19,291 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 07:42:19,291 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 07:42:19,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 07:42:23,850 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 07:42:24,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 07:42:24,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 141 states and 226 transitions. [2022-11-16 07:42:24,089 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 226 transitions. [2022-11-16 07:42:24,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-11-16 07:42:24,093 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 07:42:24,093 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 07:42:24,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 07:42:26,580 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 07:42:26,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 07:42:26,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 144 states and 232 transitions. [2022-11-16 07:42:26,948 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 232 transitions. [2022-11-16 07:42:26,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2022-11-16 07:42:26,950 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 07:42:26,950 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 07:42:27,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 07:42:29,147 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 07:42:29,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 07:42:29,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 148 states and 240 transitions. [2022-11-16 07:42:29,685 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 240 transitions. [2022-11-16 07:42:29,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2022-11-16 07:42:29,688 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 07:42:29,689 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 07:42:29,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 07:42:32,115 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 07:42:32,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 07:42:32,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 250 states to 153 states and 250 transitions. [2022-11-16 07:42:32,907 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 250 transitions. [2022-11-16 07:42:32,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2022-11-16 07:42:32,908 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 07:42:32,909 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 07:42:33,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 07:42:35,088 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 07:42:36,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 07:42:36,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 262 states to 159 states and 262 transitions. [2022-11-16 07:42:36,101 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 262 transitions. [2022-11-16 07:42:36,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2022-11-16 07:42:36,102 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 07:42:36,102 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 07:42:36,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 07:42:39,122 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 07:42:40,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 07:42:40,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 276 states to 167 states and 276 transitions. [2022-11-16 07:42:40,508 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 276 transitions. [2022-11-16 07:42:40,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2022-11-16 07:42:40,510 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 07:42:40,510 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 07:42:40,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 07:42:42,901 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 07:42:44,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 07:42:44,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 174 states and 289 transitions. [2022-11-16 07:42:44,579 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 289 transitions. [2022-11-16 07:42:44,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2022-11-16 07:42:44,580 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 07:42:44,580 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 07:42:44,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 07:42:44,750 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 07:42:45,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 07:42:45,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 175 states and 289 transitions. [2022-11-16 07:42:45,039 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 289 transitions. [2022-11-16 07:42:45,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2022-11-16 07:42:45,040 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 07:42:45,040 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 07:42:45,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 07:42:45,131 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 07:42:45,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 07:42:45,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 290 states to 176 states and 290 transitions. [2022-11-16 07:42:45,152 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 290 transitions. [2022-11-16 07:42:45,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2022-11-16 07:42:45,152 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 07:42:45,153 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 07:42:45,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 07:42:47,566 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 07:42:50,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 07:42:50,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 308 states to 187 states and 308 transitions. [2022-11-16 07:42:50,260 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 308 transitions. [2022-11-16 07:42:50,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2022-11-16 07:42:50,260 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 07:42:50,261 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 07:42:50,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 07:42:50,703 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 07:42:51,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 07:42:51,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 313 states to 190 states and 313 transitions. [2022-11-16 07:42:51,026 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 313 transitions. [2022-11-16 07:42:51,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2022-11-16 07:42:51,027 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 07:42:51,027 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 07:42:52,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 07:43:43,673 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 07:44:47,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 07:44:47,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 476 states to 254 states and 476 transitions. [2022-11-16 07:44:47,565 INFO L276 IsEmpty]: Start isEmpty. Operand 254 states and 476 transitions. [2022-11-16 07:44:47,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2022-11-16 07:44:47,566 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 07:44:47,567 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 07:44:47,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 07:44:50,481 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 07:45:55,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 07:45:55,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 513 states to 272 states and 513 transitions. [2022-11-16 07:45:55,017 INFO L276 IsEmpty]: Start isEmpty. Operand 272 states and 513 transitions. [2022-11-16 07:45:55,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2022-11-16 07:45:55,019 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 07:45:55,019 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 07:45:55,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 07:45:56,894 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 07:45:58,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 07:45:58,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 516 states to 273 states and 516 transitions. [2022-11-16 07:45:58,075 INFO L276 IsEmpty]: Start isEmpty. Operand 273 states and 516 transitions. [2022-11-16 07:45:58,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2022-11-16 07:45:58,076 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 07:45:58,077 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 07:45:58,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 07:46:02,472 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 07:47:11,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 07:47:11,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 552 states to 289 states and 552 transitions. [2022-11-16 07:47:11,170 INFO L276 IsEmpty]: Start isEmpty. Operand 289 states and 552 transitions. [2022-11-16 07:47:11,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2022-11-16 07:47:11,172 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 07:47:11,172 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 07:47:11,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 07:47:13,938 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 07:48:14,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 07:48:14,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 594 states to 308 states and 594 transitions. [2022-11-16 07:48:14,663 INFO L276 IsEmpty]: Start isEmpty. Operand 308 states and 594 transitions. [2022-11-16 07:48:14,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2022-11-16 07:48:14,665 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 07:48:14,665 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 07:48:14,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 07:48:16,474 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 07:48:17,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 07:48:17,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 599 states to 309 states and 599 transitions. [2022-11-16 07:48:17,789 INFO L276 IsEmpty]: Start isEmpty. Operand 309 states and 599 transitions. [2022-11-16 07:48:17,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2022-11-16 07:48:17,790 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 07:48:17,790 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 07:48:17,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 07:48:19,890 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 07:48:21,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 07:48:21,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 600 states to 310 states and 600 transitions. [2022-11-16 07:48:21,321 INFO L276 IsEmpty]: Start isEmpty. Operand 310 states and 600 transitions. [2022-11-16 07:48:21,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2022-11-16 07:48:21,322 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 07:48:21,323 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 07:48:21,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 07:48:23,159 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 07:48:24,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 07:48:24,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 605 states to 311 states and 605 transitions. [2022-11-16 07:48:24,732 INFO L276 IsEmpty]: Start isEmpty. Operand 311 states and 605 transitions. [2022-11-16 07:48:24,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2022-11-16 07:48:24,733 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 07:48:24,733 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 07:48:24,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 07:48:26,567 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 07:48:32,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 07:48:32,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 607 states to 312 states and 607 transitions. [2022-11-16 07:48:32,305 INFO L276 IsEmpty]: Start isEmpty. Operand 312 states and 607 transitions. [2022-11-16 07:48:32,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2022-11-16 07:48:32,306 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 07:48:32,307 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 07:48:32,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 07:48:34,462 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 07:49:21,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 07:49:21,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 637 states to 327 states and 637 transitions. [2022-11-16 07:49:21,690 INFO L276 IsEmpty]: Start isEmpty. Operand 327 states and 637 transitions. [2022-11-16 07:49:21,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2022-11-16 07:49:21,692 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 07:49:21,692 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 07:49:21,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 07:49:25,613 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 07:50:35,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 07:50:35,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 680 states to 347 states and 680 transitions. [2022-11-16 07:50:35,086 INFO L276 IsEmpty]: Start isEmpty. Operand 347 states and 680 transitions. [2022-11-16 07:50:35,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2022-11-16 07:50:35,087 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 07:50:35,087 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 07:50:35,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 07:50:36,890 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 07:50:40,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 07:50:40,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 689 states to 349 states and 689 transitions. [2022-11-16 07:50:40,035 INFO L276 IsEmpty]: Start isEmpty. Operand 349 states and 689 transitions. [2022-11-16 07:50:40,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2022-11-16 07:50:40,036 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 07:50:40,037 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 07:50:40,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 07:50:41,796 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 07:50:43,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 07:50:43,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 696 states to 350 states and 696 transitions. [2022-11-16 07:50:43,823 INFO L276 IsEmpty]: Start isEmpty. Operand 350 states and 696 transitions. [2022-11-16 07:50:43,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2022-11-16 07:50:43,824 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 07:50:43,824 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 07:50:43,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 07:50:45,585 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 07:50:49,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 07:50:49,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 698 states to 352 states and 698 transitions. [2022-11-16 07:50:49,258 INFO L276 IsEmpty]: Start isEmpty. Operand 352 states and 698 transitions. [2022-11-16 07:50:49,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2022-11-16 07:50:49,259 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 07:50:49,259 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 07:50:49,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 07:50:51,378 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 07:50:57,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 07:50:57,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 700 states to 353 states and 700 transitions. [2022-11-16 07:50:57,593 INFO L276 IsEmpty]: Start isEmpty. Operand 353 states and 700 transitions. [2022-11-16 07:50:57,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2022-11-16 07:50:57,594 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 07:50:57,594 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 07:50:57,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 07:50:59,647 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 07:51:44,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 07:51:44,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 727 states to 368 states and 727 transitions. [2022-11-16 07:51:44,842 INFO L276 IsEmpty]: Start isEmpty. Operand 368 states and 727 transitions. [2022-11-16 07:51:44,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2022-11-16 07:51:44,844 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 07:51:44,844 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 07:51:44,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 07:51:48,714 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 07:52:43,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 07:52:43,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 764 states to 383 states and 764 transitions. [2022-11-16 07:52:43,284 INFO L276 IsEmpty]: Start isEmpty. Operand 383 states and 764 transitions. [2022-11-16 07:52:43,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2022-11-16 07:52:43,285 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 07:52:43,285 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 07:52:43,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 07:52:45,402 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 07:52:53,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 07:52:53,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 778 states to 387 states and 778 transitions. [2022-11-16 07:52:53,515 INFO L276 IsEmpty]: Start isEmpty. Operand 387 states and 778 transitions. [2022-11-16 07:52:53,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2022-11-16 07:52:53,516 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 07:52:53,516 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 07:52:53,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 07:52:55,428 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 07:53:01,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 07:53:01,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 791 states to 390 states and 791 transitions. [2022-11-16 07:53:01,228 INFO L276 IsEmpty]: Start isEmpty. Operand 390 states and 791 transitions. [2022-11-16 07:53:01,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2022-11-16 07:53:01,230 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 07:53:01,230 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 07:53:01,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 07:53:03,066 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 07:53:06,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 07:53:06,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 799 states to 392 states and 799 transitions. [2022-11-16 07:53:06,786 INFO L276 IsEmpty]: Start isEmpty. Operand 392 states and 799 transitions. [2022-11-16 07:53:06,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2022-11-16 07:53:06,787 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 07:53:06,787 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 07:53:06,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 07:53:08,566 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 07:53:49,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 07:53:49,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 828 states to 404 states and 828 transitions. [2022-11-16 07:53:49,713 INFO L276 IsEmpty]: Start isEmpty. Operand 404 states and 828 transitions. [2022-11-16 07:53:49,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2022-11-16 07:53:49,714 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 07:53:49,714 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 07:53:49,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 07:53:51,658 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 07:54:25,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 07:54:25,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 843 states to 414 states and 843 transitions. [2022-11-16 07:54:25,414 INFO L276 IsEmpty]: Start isEmpty. Operand 414 states and 843 transitions. [2022-11-16 07:54:25,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2022-11-16 07:54:25,415 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 07:54:25,415 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 07:54:26,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 07:54:32,113 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 2 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 07:55:45,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 07:55:45,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 883 states to 435 states and 883 transitions. [2022-11-16 07:55:45,190 INFO L276 IsEmpty]: Start isEmpty. Operand 435 states and 883 transitions. [2022-11-16 07:55:45,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2022-11-16 07:55:45,191 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 07:55:45,192 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 07:55:45,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 07:55:49,190 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 2 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 07:55:53,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 07:55:53,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 892 states to 437 states and 892 transitions. [2022-11-16 07:55:53,765 INFO L276 IsEmpty]: Start isEmpty. Operand 437 states and 892 transitions. [2022-11-16 07:55:53,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2022-11-16 07:55:53,766 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 07:55:53,766 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 07:55:54,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 07:55:58,441 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 2 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 07:56:04,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 07:56:04,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 897 states to 439 states and 897 transitions. [2022-11-16 07:56:04,588 INFO L276 IsEmpty]: Start isEmpty. Operand 439 states and 897 transitions. [2022-11-16 07:56:04,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2022-11-16 07:56:04,589 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 07:56:04,590 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 07:56:05,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 07:56:08,752 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 2 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 07:56:14,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 07:56:14,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 899 states to 441 states and 899 transitions. [2022-11-16 07:56:14,315 INFO L276 IsEmpty]: Start isEmpty. Operand 441 states and 899 transitions. [2022-11-16 07:56:14,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2022-11-16 07:56:14,315 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 07:56:14,315 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 07:56:14,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat