./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/array-examples/sorting_bubblesort_ground-2.i --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_f6c082dc-d415-4d54-a63e-0bde0d2efbb9/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6c082dc-d415-4d54-a63e-0bde0d2efbb9/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_f6c082dc-d415-4d54-a63e-0bde0d2efbb9/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6c082dc-d415-4d54-a63e-0bde0d2efbb9/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/array-examples/sorting_bubblesort_ground-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6c082dc-d415-4d54-a63e-0bde0d2efbb9/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_f6c082dc-d415-4d54-a63e-0bde0d2efbb9/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 2719a9efd2165050483c20571c85746fdd7204d074459e12a38b31692a3fffb0 --- 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 16:45:19,474 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:45:19,477 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:45:19,540 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:45:19,541 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:45:19,543 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:45:19,545 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:45:19,548 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:45:19,551 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:45:19,553 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:45:19,555 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:45:19,557 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:45:19,557 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:45:19,559 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:45:19,561 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:45:19,563 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:45:19,565 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:45:19,567 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:45:19,570 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:45:19,574 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:45:19,576 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:45:19,579 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:45:19,581 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:45:19,582 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:45:19,589 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:45:19,590 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:45:19,591 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:45:19,593 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:45:19,594 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:45:19,595 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:45:19,596 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:45:19,598 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:45:19,599 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:45:19,601 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:45:19,602 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:45:19,603 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:45:19,604 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:45:19,604 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:45:19,605 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:45:19,606 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:45:19,607 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:45:19,608 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6c082dc-d415-4d54-a63e-0bde0d2efbb9/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 16:45:19,638 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:45:19,638 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:45:19,639 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:45:19,640 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:45:19,641 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:45:19,641 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:45:19,641 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:45:19,642 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:45:19,642 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:45:19,642 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:45:19,643 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:45:19,643 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:45:19,643 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:45:19,644 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:45:19,644 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:45:19,644 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:45:19,644 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:45:19,645 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:45:19,645 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:45:19,645 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:45:19,646 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:45:19,646 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:45:19,646 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:45:19,647 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:45:19,647 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:45:19,647 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:45:19,648 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:45:19,648 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:45:19,648 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_f6c082dc-d415-4d54-a63e-0bde0d2efbb9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6c082dc-d415-4d54-a63e-0bde0d2efbb9/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2719a9efd2165050483c20571c85746fdd7204d074459e12a38b31692a3fffb0 [2022-10-17 16:45:19,950 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:45:19,984 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:45:19,987 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:45:19,989 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:45:19,990 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:45:19,992 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6c082dc-d415-4d54-a63e-0bde0d2efbb9/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/array-examples/sorting_bubblesort_ground-2.i [2022-10-17 16:45:20,078 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6c082dc-d415-4d54-a63e-0bde0d2efbb9/bin/ukojak-92XMlrwhuB/data/773030ae6/b3fa9af9ecc04dedae318da5b3f5c544/FLAG78aac9922 [2022-10-17 16:45:20,663 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:45:20,664 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6c082dc-d415-4d54-a63e-0bde0d2efbb9/sv-benchmarks/c/array-examples/sorting_bubblesort_ground-2.i [2022-10-17 16:45:20,672 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6c082dc-d415-4d54-a63e-0bde0d2efbb9/bin/ukojak-92XMlrwhuB/data/773030ae6/b3fa9af9ecc04dedae318da5b3f5c544/FLAG78aac9922 [2022-10-17 16:45:20,976 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6c082dc-d415-4d54-a63e-0bde0d2efbb9/bin/ukojak-92XMlrwhuB/data/773030ae6/b3fa9af9ecc04dedae318da5b3f5c544 [2022-10-17 16:45:20,980 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:45:20,982 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:45:20,983 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:45:20,984 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:45:20,987 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:45:20,988 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:45:20" (1/1) ... [2022-10-17 16:45:20,990 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@39950312 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:45:20, skipping insertion in model container [2022-10-17 16:45:20,990 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:45:20" (1/1) ... [2022-10-17 16:45:20,999 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:45:21,018 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:45:21,281 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_f6c082dc-d415-4d54-a63e-0bde0d2efbb9/sv-benchmarks/c/array-examples/sorting_bubblesort_ground-2.i[820,833] [2022-10-17 16:45:21,316 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:45:21,329 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:45:21,350 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_f6c082dc-d415-4d54-a63e-0bde0d2efbb9/sv-benchmarks/c/array-examples/sorting_bubblesort_ground-2.i[820,833] [2022-10-17 16:45:21,381 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:45:21,400 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:45:21,400 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:45:21 WrapperNode [2022-10-17 16:45:21,401 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:45:21,402 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:45:21,403 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:45:21,404 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:45:21,415 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:45:21" (1/1) ... [2022-10-17 16:45:21,436 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:45:21" (1/1) ... [2022-10-17 16:45:21,472 INFO L138 Inliner]: procedures = 16, calls = 19, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 82 [2022-10-17 16:45:21,473 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:45:21,474 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:45:21,475 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:45:21,475 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:45:21,486 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:45:21" (1/1) ... [2022-10-17 16:45:21,486 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:45:21" (1/1) ... [2022-10-17 16:45:21,492 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:45:21" (1/1) ... [2022-10-17 16:45:21,492 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:45:21" (1/1) ... [2022-10-17 16:45:21,511 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:45:21" (1/1) ... [2022-10-17 16:45:21,516 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:45:21" (1/1) ... [2022-10-17 16:45:21,518 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:45:21" (1/1) ... [2022-10-17 16:45:21,519 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:45:21" (1/1) ... [2022-10-17 16:45:21,531 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:45:21,533 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:45:21,534 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:45:21,534 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:45:21,536 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:45:21" (1/1) ... [2022-10-17 16:45:21,544 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:45:21,557 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6c082dc-d415-4d54-a63e-0bde0d2efbb9/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:45:21,578 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6c082dc-d415-4d54-a63e-0bde0d2efbb9/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:45:21,608 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6c082dc-d415-4d54-a63e-0bde0d2efbb9/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:45:21,656 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:45:21,656 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:45:21,657 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-17 16:45:21,657 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-10-17 16:45:21,658 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:45:21,658 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:45:21,658 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-10-17 16:45:21,658 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-17 16:45:21,738 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:45:21,740 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:45:21,946 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:45:22,068 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:45:22,068 INFO L300 CfgBuilder]: Removed 5 assume(true) statements. [2022-10-17 16:45:22,071 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:45:22 BoogieIcfgContainer [2022-10-17 16:45:22,071 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:45:22,072 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:45:22,072 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:45:22,094 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:45:22,095 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:45:22" (1/1) ... [2022-10-17 16:45:22,119 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 16:45:22,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:45:22,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 11 states and 16 transitions. [2022-10-17 16:45:22,187 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 16 transitions. [2022-10-17 16:45:22,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-10-17 16:45:22,189 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:45:22,190 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:45:22,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:45:22,370 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 16:45:22,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:45:22,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 12 states and 17 transitions. [2022-10-17 16:45:22,448 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 17 transitions. [2022-10-17 16:45:22,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-10-17 16:45:22,449 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:45:22,449 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:45:22,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:45:22,603 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:45:22,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:45:22,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 13 states and 19 transitions. [2022-10-17 16:45:22,686 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 19 transitions. [2022-10-17 16:45:22,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-10-17 16:45:22,687 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:45:22,688 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:45:22,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:45:22,836 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-10-17 16:45:22,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:45:22,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 14 states and 21 transitions. [2022-10-17 16:45:22,898 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 21 transitions. [2022-10-17 16:45:22,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-10-17 16:45:22,898 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:45:22,899 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:45:22,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:45:23,029 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-10-17 16:45:23,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:45:23,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 15 states and 23 transitions. [2022-10-17 16:45:23,092 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 23 transitions. [2022-10-17 16:45:23,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-10-17 16:45:23,095 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:45:23,096 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:45:23,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:45:23,233 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-10-17 16:45:23,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:45:23,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 16 states and 25 transitions. [2022-10-17 16:45:23,307 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 25 transitions. [2022-10-17 16:45:23,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-10-17 16:45:23,308 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:45:23,308 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:45:23,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:45:23,444 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-10-17 16:45:23,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:45:23,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 17 states and 26 transitions. [2022-10-17 16:45:23,501 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 26 transitions. [2022-10-17 16:45:23,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-10-17 16:45:23,501 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:45:23,502 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:45:23,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:45:23,595 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-10-17 16:45:23,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:45:23,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 18 states and 27 transitions. [2022-10-17 16:45:23,657 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 27 transitions. [2022-10-17 16:45:23,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-10-17 16:45:23,659 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:45:23,659 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:45:23,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:45:23,832 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-10-17 16:45:23,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:45:23,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 19 states and 28 transitions. [2022-10-17 16:45:23,905 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 28 transitions. [2022-10-17 16:45:23,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-10-17 16:45:23,906 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:45:23,907 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:45:23,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:45:24,042 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-10-17 16:45:24,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:45:24,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 20 states and 29 transitions. [2022-10-17 16:45:24,106 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 29 transitions. [2022-10-17 16:45:24,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-10-17 16:45:24,109 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:45:24,109 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:45:24,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:45:24,243 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-10-17 16:45:24,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:45:24,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 21 states and 30 transitions. [2022-10-17 16:45:24,328 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 30 transitions. [2022-10-17 16:45:24,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-10-17 16:45:24,330 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:45:24,331 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:45:24,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:45:24,472 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-10-17 16:45:24,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:45:24,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 22 states and 31 transitions. [2022-10-17 16:45:24,585 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 31 transitions. [2022-10-17 16:45:24,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-10-17 16:45:24,587 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:45:24,588 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:45:24,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:45:24,739 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-10-17 16:45:24,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:45:24,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 23 states and 32 transitions. [2022-10-17 16:45:24,829 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 32 transitions. [2022-10-17 16:45:24,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:45:24,832 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:45:24,835 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:45:24,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:45:25,037 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-10-17 16:45:25,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:45:25,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 24 states and 33 transitions. [2022-10-17 16:45:25,145 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 33 transitions. [2022-10-17 16:45:25,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-10-17 16:45:25,147 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:45:25,147 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:45:25,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:45:25,352 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-10-17 16:45:25,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:45:25,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 25 states and 34 transitions. [2022-10-17 16:45:25,470 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 34 transitions. [2022-10-17 16:45:25,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-10-17 16:45:25,473 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:45:25,474 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:45:25,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:45:25,675 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-10-17 16:45:25,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:45:25,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 26 states and 35 transitions. [2022-10-17 16:45:25,780 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 35 transitions. [2022-10-17 16:45:25,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-10-17 16:45:25,783 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:45:25,783 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:45:25,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:45:26,034 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 0 proven. 66 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-10-17 16:45:26,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:45:26,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 27 states and 36 transitions. [2022-10-17 16:45:26,136 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 36 transitions. [2022-10-17 16:45:26,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-10-17 16:45:26,139 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:45:26,139 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:45:26,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:45:26,386 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 0 proven. 78 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-10-17 16:45:26,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:45:26,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 28 states and 37 transitions. [2022-10-17 16:45:26,501 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 37 transitions. [2022-10-17 16:45:26,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-10-17 16:45:26,501 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:45:26,502 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:45:26,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:45:26,698 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-10-17 16:45:26,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:45:26,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 29 states and 38 transitions. [2022-10-17 16:45:26,807 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 38 transitions. [2022-10-17 16:45:26,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-10-17 16:45:26,807 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:45:26,808 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:45:26,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:45:27,006 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-10-17 16:45:27,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:45:27,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 30 states and 39 transitions. [2022-10-17 16:45:27,112 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 39 transitions. [2022-10-17 16:45:27,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-10-17 16:45:27,113 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:45:27,113 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:45:27,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:45:27,361 INFO L134 CoverageAnalysis]: Checked inductivity of 127 backedges. 0 proven. 120 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-10-17 16:45:27,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:45:27,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 31 states and 40 transitions. [2022-10-17 16:45:27,468 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 40 transitions. [2022-10-17 16:45:27,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-10-17 16:45:27,469 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:45:27,469 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:45:27,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:45:27,743 INFO L134 CoverageAnalysis]: Checked inductivity of 143 backedges. 0 proven. 136 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-10-17 16:45:27,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:45:27,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 32 states and 41 transitions. [2022-10-17 16:45:27,855 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 41 transitions. [2022-10-17 16:45:27,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-10-17 16:45:27,856 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:45:27,856 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:45:27,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:45:28,103 INFO L134 CoverageAnalysis]: Checked inductivity of 160 backedges. 0 proven. 153 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-10-17 16:45:28,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:45:28,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 33 states and 42 transitions. [2022-10-17 16:45:28,227 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 42 transitions. [2022-10-17 16:45:28,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-10-17 16:45:28,227 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:45:28,227 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:45:28,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:45:28,521 INFO L134 CoverageAnalysis]: Checked inductivity of 178 backedges. 0 proven. 171 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-10-17 16:45:28,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:45:28,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 34 states and 43 transitions. [2022-10-17 16:45:28,642 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 43 transitions. [2022-10-17 16:45:28,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-10-17 16:45:28,643 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:45:28,643 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:45:28,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:45:28,911 INFO L134 CoverageAnalysis]: Checked inductivity of 197 backedges. 0 proven. 190 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-10-17 16:45:29,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:45:29,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 35 states and 44 transitions. [2022-10-17 16:45:29,033 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 44 transitions. [2022-10-17 16:45:29,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-10-17 16:45:29,033 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:45:29,034 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:45:29,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:45:29,313 INFO L134 CoverageAnalysis]: Checked inductivity of 217 backedges. 0 proven. 210 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-10-17 16:45:29,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:45:29,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 36 states and 45 transitions. [2022-10-17 16:45:29,448 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 45 transitions. [2022-10-17 16:45:29,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-10-17 16:45:29,449 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:45:29,449 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:45:29,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:45:29,764 INFO L134 CoverageAnalysis]: Checked inductivity of 238 backedges. 0 proven. 231 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-10-17 16:45:29,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:45:29,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 37 states and 46 transitions. [2022-10-17 16:45:29,899 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 46 transitions. [2022-10-17 16:45:29,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-10-17 16:45:29,899 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:45:29,899 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:45:29,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:45:30,226 INFO L134 CoverageAnalysis]: Checked inductivity of 260 backedges. 0 proven. 253 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-10-17 16:45:30,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:45:30,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 38 states and 47 transitions. [2022-10-17 16:45:30,380 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 47 transitions. [2022-10-17 16:45:30,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-10-17 16:45:30,381 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:45:30,381 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:45:30,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:45:30,749 INFO L134 CoverageAnalysis]: Checked inductivity of 283 backedges. 0 proven. 276 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-10-17 16:45:30,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:45:30,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 39 states and 48 transitions. [2022-10-17 16:45:30,911 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 48 transitions. [2022-10-17 16:45:30,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-10-17 16:45:30,916 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:45:30,916 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:45:30,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:45:31,284 INFO L134 CoverageAnalysis]: Checked inductivity of 307 backedges. 0 proven. 300 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-10-17 16:45:31,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:45:31,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 40 states and 49 transitions. [2022-10-17 16:45:31,466 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 49 transitions. [2022-10-17 16:45:31,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-10-17 16:45:31,466 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:45:31,468 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:45:31,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:45:31,891 INFO L134 CoverageAnalysis]: Checked inductivity of 332 backedges. 0 proven. 325 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-10-17 16:45:32,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:45:32,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 41 states and 50 transitions. [2022-10-17 16:45:32,060 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 50 transitions. [2022-10-17 16:45:32,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2022-10-17 16:45:32,061 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:45:32,061 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:45:32,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:45:32,486 INFO L134 CoverageAnalysis]: Checked inductivity of 358 backedges. 0 proven. 351 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-10-17 16:45:32,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:45:32,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 42 states and 51 transitions. [2022-10-17 16:45:32,637 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 51 transitions. [2022-10-17 16:45:32,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-10-17 16:45:32,638 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:45:32,638 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:45:32,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:45:33,049 INFO L134 CoverageAnalysis]: Checked inductivity of 385 backedges. 0 proven. 378 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-10-17 16:45:33,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:45:33,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 43 states and 52 transitions. [2022-10-17 16:45:33,212 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 52 transitions. [2022-10-17 16:45:33,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-10-17 16:45:33,213 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:45:33,213 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:45:33,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:45:33,692 INFO L134 CoverageAnalysis]: Checked inductivity of 413 backedges. 0 proven. 406 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-10-17 16:45:33,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:45:33,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 44 states and 53 transitions. [2022-10-17 16:45:33,851 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 53 transitions. [2022-10-17 16:45:33,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2022-10-17 16:45:33,851 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:45:33,852 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:45:33,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:45:34,262 INFO L134 CoverageAnalysis]: Checked inductivity of 442 backedges. 0 proven. 435 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-10-17 16:45:34,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:45:34,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 45 states and 54 transitions. [2022-10-17 16:45:34,420 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 54 transitions. [2022-10-17 16:45:34,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-10-17 16:45:34,420 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:45:34,420 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:45:34,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:45:34,867 INFO L134 CoverageAnalysis]: Checked inductivity of 472 backedges. 0 proven. 465 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-10-17 16:45:35,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:45:35,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 46 states and 55 transitions. [2022-10-17 16:45:35,025 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 55 transitions. [2022-10-17 16:45:35,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-10-17 16:45:35,026 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:45:35,026 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:45:35,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:45:35,436 INFO L134 CoverageAnalysis]: Checked inductivity of 503 backedges. 0 proven. 496 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-10-17 16:45:35,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:45:35,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 47 states and 56 transitions. [2022-10-17 16:45:35,635 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 56 transitions. [2022-10-17 16:45:35,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-10-17 16:45:35,636 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:45:35,636 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:45:35,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:45:36,089 INFO L134 CoverageAnalysis]: Checked inductivity of 535 backedges. 0 proven. 528 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-10-17 16:45:36,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:45:36,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 48 states and 57 transitions. [2022-10-17 16:45:36,278 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 57 transitions. [2022-10-17 16:45:36,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2022-10-17 16:45:36,279 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:45:36,279 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:45:36,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:45:36,777 INFO L134 CoverageAnalysis]: Checked inductivity of 568 backedges. 0 proven. 561 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-10-17 16:45:36,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:45:36,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 49 states and 58 transitions. [2022-10-17 16:45:36,954 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 58 transitions. [2022-10-17 16:45:36,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-10-17 16:45:36,955 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:45:36,955 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:45:36,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:45:37,424 INFO L134 CoverageAnalysis]: Checked inductivity of 602 backedges. 0 proven. 595 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-10-17 16:45:37,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:45:37,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 50 states and 59 transitions. [2022-10-17 16:45:37,606 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 59 transitions. [2022-10-17 16:45:37,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-10-17 16:45:37,606 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:45:37,606 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:45:37,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:45:38,099 INFO L134 CoverageAnalysis]: Checked inductivity of 637 backedges. 0 proven. 630 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-10-17 16:45:38,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:45:38,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 51 states and 60 transitions. [2022-10-17 16:45:38,291 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 60 transitions. [2022-10-17 16:45:38,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2022-10-17 16:45:38,291 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:45:38,291 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:45:38,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:45:38,838 INFO L134 CoverageAnalysis]: Checked inductivity of 673 backedges. 0 proven. 666 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-10-17 16:45:39,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:45:39,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 52 states and 61 transitions. [2022-10-17 16:45:39,031 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 61 transitions. [2022-10-17 16:45:39,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2022-10-17 16:45:39,031 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:45:39,031 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:45:39,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:45:39,640 INFO L134 CoverageAnalysis]: Checked inductivity of 710 backedges. 0 proven. 703 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-10-17 16:45:39,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:45:39,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 53 states and 62 transitions. [2022-10-17 16:45:39,848 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 62 transitions. [2022-10-17 16:45:39,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-10-17 16:45:39,849 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:45:39,849 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:45:39,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:45:40,398 INFO L134 CoverageAnalysis]: Checked inductivity of 748 backedges. 0 proven. 741 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-10-17 16:45:40,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:45:40,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 54 states and 63 transitions. [2022-10-17 16:45:40,596 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 63 transitions. [2022-10-17 16:45:40,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-10-17 16:45:40,596 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:45:40,597 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:45:40,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:45:41,212 INFO L134 CoverageAnalysis]: Checked inductivity of 787 backedges. 0 proven. 780 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-10-17 16:45:41,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:45:41,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 55 states and 64 transitions. [2022-10-17 16:45:41,442 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 64 transitions. [2022-10-17 16:45:41,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-10-17 16:45:41,442 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:45:41,442 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:45:41,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:45:42,055 INFO L134 CoverageAnalysis]: Checked inductivity of 827 backedges. 0 proven. 820 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-10-17 16:45:42,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:45:42,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 56 states and 65 transitions. [2022-10-17 16:45:42,292 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 65 transitions. [2022-10-17 16:45:42,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2022-10-17 16:45:42,293 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:45:42,293 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:45:42,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:45:42,981 INFO L134 CoverageAnalysis]: Checked inductivity of 868 backedges. 0 proven. 861 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-10-17 16:45:43,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:45:43,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 57 states and 66 transitions. [2022-10-17 16:45:43,243 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 66 transitions. [2022-10-17 16:45:43,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2022-10-17 16:45:43,243 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:45:43,244 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:45:43,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:45:43,945 INFO L134 CoverageAnalysis]: Checked inductivity of 910 backedges. 0 proven. 903 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-10-17 16:45:44,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:45:44,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 58 states and 67 transitions. [2022-10-17 16:45:44,177 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 67 transitions. [2022-10-17 16:45:44,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-10-17 16:45:44,177 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:45:44,178 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:45:44,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:45:44,843 INFO L134 CoverageAnalysis]: Checked inductivity of 953 backedges. 0 proven. 946 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-10-17 16:45:45,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:45:45,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 59 states and 68 transitions. [2022-10-17 16:45:45,062 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 68 transitions. [2022-10-17 16:45:45,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2022-10-17 16:45:45,062 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:45:45,062 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:45:45,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:45:45,711 INFO L134 CoverageAnalysis]: Checked inductivity of 997 backedges. 0 proven. 990 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-10-17 16:45:45,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:45:45,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 60 states and 69 transitions. [2022-10-17 16:45:45,948 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 69 transitions. [2022-10-17 16:45:45,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2022-10-17 16:45:45,949 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:45:45,949 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:45:45,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:45:46,734 INFO L134 CoverageAnalysis]: Checked inductivity of 1042 backedges. 0 proven. 1035 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-10-17 16:45:47,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:45:47,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 61 states and 70 transitions. [2022-10-17 16:45:47,005 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 70 transitions. [2022-10-17 16:45:47,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2022-10-17 16:45:47,005 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:45:47,005 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:45:47,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat