./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem06_label00.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4789a00-5624-4035-8dc9-6379167d0f71/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4789a00-5624-4035-8dc9-6379167d0f71/bin/ukojak-verify-afCqCEvfdi/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4789a00-5624-4035-8dc9-6379167d0f71/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4789a00-5624-4035-8dc9-6379167d0f71/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem06_label00.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4789a00-5624-4035-8dc9-6379167d0f71/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4789a00-5624-4035-8dc9-6379167d0f71/bin/ukojak-verify-afCqCEvfdi --witnessprinter.witness.filename witness --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 ea4e04de29fa04e316b1063e2c301081a96912d1c888b8274da21d93239e0001 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 23:03:51,414 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 23:03:51,510 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4789a00-5624-4035-8dc9-6379167d0f71/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-24 23:03:51,527 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 23:03:51,527 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 23:03:51,566 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 23:03:51,567 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 23:03:51,568 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 23:03:51,569 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 23:03:51,575 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 23:03:51,576 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 23:03:51,577 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 23:03:51,577 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 23:03:51,579 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 23:03:51,579 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 23:03:51,580 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 23:03:51,580 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 23:03:51,581 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 23:03:51,581 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 23:03:51,582 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 23:03:51,582 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 23:03:51,583 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 23:03:51,584 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 23:03:51,585 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 23:03:51,586 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 23:03:51,586 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 23:03:51,587 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:03:51,587 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 23:03:51,588 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 23:03:51,588 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 23:03:51,590 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 23:03:51,590 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 23:03:51,590 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 23:03:51,590 INFO L153 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_d4789a00-5624-4035-8dc9-6379167d0f71/bin/ukojak-verify-afCqCEvfdi/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4789a00-5624-4035-8dc9-6379167d0f71/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ea4e04de29fa04e316b1063e2c301081a96912d1c888b8274da21d93239e0001 [2023-11-24 23:03:51,902 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 23:03:51,935 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 23:03:51,939 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 23:03:51,940 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 23:03:51,941 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 23:03:51,942 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4789a00-5624-4035-8dc9-6379167d0f71/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/eca-rers2012/Problem06_label00.c [2023-11-24 23:03:55,032 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 23:03:55,751 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 23:03:55,752 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4789a00-5624-4035-8dc9-6379167d0f71/sv-benchmarks/c/eca-rers2012/Problem06_label00.c [2023-11-24 23:03:55,806 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4789a00-5624-4035-8dc9-6379167d0f71/bin/ukojak-verify-afCqCEvfdi/data/e1308b840/be043c2523e749e0bc7b15feab2675c7/FLAG1261ec7ef [2023-11-24 23:03:55,823 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4789a00-5624-4035-8dc9-6379167d0f71/bin/ukojak-verify-afCqCEvfdi/data/e1308b840/be043c2523e749e0bc7b15feab2675c7 [2023-11-24 23:03:55,828 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 23:03:55,832 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 23:03:55,835 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 23:03:55,836 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 23:03:55,841 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 23:03:55,841 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:03:55" (1/1) ... [2023-11-24 23:03:55,845 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@22ee34e7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:03:55, skipping insertion in model container [2023-11-24 23:03:55,846 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:03:55" (1/1) ... [2023-11-24 23:03:56,077 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:03:58,426 WARN L240 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_d4789a00-5624-4035-8dc9-6379167d0f71/sv-benchmarks/c/eca-rers2012/Problem06_label00.c[331056,331069] [2023-11-24 23:03:58,460 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:03:58,474 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 23:03:59,681 WARN L240 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_d4789a00-5624-4035-8dc9-6379167d0f71/sv-benchmarks/c/eca-rers2012/Problem06_label00.c[331056,331069] [2023-11-24 23:03:59,691 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:03:59,749 INFO L206 MainTranslator]: Completed translation [2023-11-24 23:03:59,750 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:03:59 WrapperNode [2023-11-24 23:03:59,750 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 23:03:59,752 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 23:03:59,752 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 23:03:59,752 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 23:03:59,760 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:03:59" (1/1) ... [2023-11-24 23:03:59,849 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:03:59" (1/1) ... [2023-11-24 23:04:00,262 INFO L138 Inliner]: procedures = 18, calls = 12, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 10174 [2023-11-24 23:04:00,263 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 23:04:00,263 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 23:04:00,264 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 23:04:00,264 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 23:04:00,273 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:03:59" (1/1) ... [2023-11-24 23:04:00,274 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:03:59" (1/1) ... [2023-11-24 23:04:00,332 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:03:59" (1/1) ... [2023-11-24 23:04:00,332 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:03:59" (1/1) ... [2023-11-24 23:04:00,605 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:03:59" (1/1) ... [2023-11-24 23:04:00,650 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:03:59" (1/1) ... [2023-11-24 23:04:00,682 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:03:59" (1/1) ... [2023-11-24 23:04:00,699 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:03:59" (1/1) ... [2023-11-24 23:04:00,837 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 23:04:00,838 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 23:04:00,838 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 23:04:00,839 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 23:04:00,839 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:03:59" (1/1) ... [2023-11-24 23:04:00,845 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:04:00,861 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4789a00-5624-4035-8dc9-6379167d0f71/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 23:04:00,889 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4789a00-5624-4035-8dc9-6379167d0f71/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 23:04:00,960 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4789a00-5624-4035-8dc9-6379167d0f71/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 23:04:01,015 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 23:04:01,015 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 23:04:01,031 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 23:04:01,032 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 23:04:01,165 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 23:04:01,168 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 23:04:09,088 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 23:04:10,869 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 23:04:10,870 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-24 23:04:10,872 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:04:10 BoogieIcfgContainer [2023-11-24 23:04:10,872 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 23:04:10,873 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 23:04:10,873 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 23:04:10,884 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 23:04:10,884 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:04:10" (1/1) ... [2023-11-24 23:04:10,894 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:04:10,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:04:10,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1864 states to 938 states and 1864 transitions. [2023-11-24 23:04:10,999 INFO L276 IsEmpty]: Start isEmpty. Operand 938 states and 1864 transitions. [2023-11-24 23:04:11,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 930 [2023-11-24 23:04:11,061 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:04:11,063 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:04:11,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:04:14,588 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:04:21,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:04:21,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2978 states to 1865 states and 2978 transitions. [2023-11-24 23:04:21,122 INFO L276 IsEmpty]: Start isEmpty. Operand 1865 states and 2978 transitions. [2023-11-24 23:04:21,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 934 [2023-11-24 23:04:21,133 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:04:21,133 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:04:21,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:04:23,116 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:04:23,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:04:23,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2983 states to 1868 states and 2983 transitions. [2023-11-24 23:04:23,366 INFO L276 IsEmpty]: Start isEmpty. Operand 1868 states and 2983 transitions. [2023-11-24 23:04:23,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 935 [2023-11-24 23:04:23,385 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:04:23,386 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:04:23,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:04:25,070 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:04:25,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:04:25,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2990 states to 1872 states and 2990 transitions. [2023-11-24 23:04:25,410 INFO L276 IsEmpty]: Start isEmpty. Operand 1872 states and 2990 transitions. [2023-11-24 23:04:25,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 936 [2023-11-24 23:04:25,427 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:04:25,428 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:04:25,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:04:26,391 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:04:26,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:04:26,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2999 states to 1877 states and 2999 transitions. [2023-11-24 23:04:26,753 INFO L276 IsEmpty]: Start isEmpty. Operand 1877 states and 2999 transitions. [2023-11-24 23:04:26,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 938 [2023-11-24 23:04:26,764 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:04:26,764 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:04:27,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:04:28,598 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:04:29,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:04:29,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3010 states to 1884 states and 3010 transitions. [2023-11-24 23:04:29,093 INFO L276 IsEmpty]: Start isEmpty. Operand 1884 states and 3010 transitions. [2023-11-24 23:04:29,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 939 [2023-11-24 23:04:29,107 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:04:29,107 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:04:29,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:04:31,485 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:04:32,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:04:32,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3023 states to 1892 states and 3023 transitions. [2023-11-24 23:04:32,097 INFO L276 IsEmpty]: Start isEmpty. Operand 1892 states and 3023 transitions. [2023-11-24 23:04:32,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 941 [2023-11-24 23:04:32,108 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:04:32,108 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:04:32,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:04:33,304 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:04:33,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:04:33,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3031 states to 1898 states and 3031 transitions. [2023-11-24 23:04:33,607 INFO L276 IsEmpty]: Start isEmpty. Operand 1898 states and 3031 transitions. [2023-11-24 23:04:33,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 942 [2023-11-24 23:04:33,618 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:04:33,619 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:04:33,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:04:34,298 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:04:34,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:04:34,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3036 states to 1901 states and 3036 transitions. [2023-11-24 23:04:34,605 INFO L276 IsEmpty]: Start isEmpty. Operand 1901 states and 3036 transitions. [2023-11-24 23:04:34,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 943 [2023-11-24 23:04:34,617 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:04:34,617 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:04:34,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:04:35,451 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:04:35,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:04:35,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3044 states to 1906 states and 3044 transitions. [2023-11-24 23:04:35,697 INFO L276 IsEmpty]: Start isEmpty. Operand 1906 states and 3044 transitions. [2023-11-24 23:04:35,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 946 [2023-11-24 23:04:35,709 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:04:35,710 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:04:35,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:04:36,474 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.