./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.1.ufo.UNBOUNDED.pals.c.v+nlh-reducer.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_0e4aa011-7e2e-4e9b-9e5c-c2e37f858422/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e4aa011-7e2e-4e9b-9e5c-c2e37f858422/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e4aa011-7e2e-4e9b-9e5c-c2e37f858422/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e4aa011-7e2e-4e9b-9e5c-c2e37f858422/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.1.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e4aa011-7e2e-4e9b-9e5c-c2e37f858422/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e4aa011-7e2e-4e9b-9e5c-c2e37f858422/bin/ukojak-verify-Qdu7aM0XO9 --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 d2ba51bdecedc8a39a24625eeb8da910bb1c988071a15f12bed2cd804a9146c3 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 22:47:55,065 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 22:47:55,128 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e4aa011-7e2e-4e9b-9e5c-c2e37f858422/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-12-02 22:47:55,133 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 22:47:55,133 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-02 22:47:55,154 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 22:47:55,155 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 22:47:55,156 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-02 22:47:55,157 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-02 22:47:55,157 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-02 22:47:55,158 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 22:47:55,158 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 22:47:55,159 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 22:47:55,159 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-02 22:47:55,159 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 22:47:55,160 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 22:47:55,161 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 22:47:55,161 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 22:47:55,161 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 22:47:55,162 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 22:47:55,162 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 22:47:55,163 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 22:47:55,164 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-02 22:47:55,164 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-02 22:47:55,164 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-02 22:47:55,165 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 22:47:55,165 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 22:47:55,166 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 22:47:55,166 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 22:47:55,166 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 22:47:55,167 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-02 22:47:55,167 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-02 22:47:55,167 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 22:47:55,168 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_0e4aa011-7e2e-4e9b-9e5c-c2e37f858422/bin/ukojak-verify-Qdu7aM0XO9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e4aa011-7e2e-4e9b-9e5c-c2e37f858422/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d2ba51bdecedc8a39a24625eeb8da910bb1c988071a15f12bed2cd804a9146c3 [2023-12-02 22:47:55,404 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 22:47:55,424 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 22:47:55,427 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 22:47:55,428 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 22:47:55,429 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 22:47:55,430 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e4aa011-7e2e-4e9b-9e5c-c2e37f858422/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.1.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c [2023-12-02 22:47:58,181 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 22:47:58,414 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 22:47:58,414 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e4aa011-7e2e-4e9b-9e5c-c2e37f858422/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.1.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c [2023-12-02 22:47:58,426 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e4aa011-7e2e-4e9b-9e5c-c2e37f858422/bin/ukojak-verify-Qdu7aM0XO9/data/2ccd88c01/89a97741e22644b780ce313c829abd38/FLAG496ba305f [2023-12-02 22:47:58,439 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e4aa011-7e2e-4e9b-9e5c-c2e37f858422/bin/ukojak-verify-Qdu7aM0XO9/data/2ccd88c01/89a97741e22644b780ce313c829abd38 [2023-12-02 22:47:58,441 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 22:47:58,442 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 22:47:58,443 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 22:47:58,443 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 22:47:58,447 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 22:47:58,447 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 10:47:58" (1/1) ... [2023-12-02 22:47:58,448 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@24ae6ef6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:47:58, skipping insertion in model container [2023-12-02 22:47:58,448 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 10:47:58" (1/1) ... [2023-12-02 22:47:58,493 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 22:47:58,666 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_0e4aa011-7e2e-4e9b-9e5c-c2e37f858422/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.1.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c[6638,6651] [2023-12-02 22:47:58,706 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 22:47:58,720 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 22:47:58,767 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_0e4aa011-7e2e-4e9b-9e5c-c2e37f858422/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.1.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c[6638,6651] [2023-12-02 22:47:58,793 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 22:47:58,811 INFO L206 MainTranslator]: Completed translation [2023-12-02 22:47:58,811 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:47:58 WrapperNode [2023-12-02 22:47:58,811 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 22:47:58,813 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 22:47:58,813 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 22:47:58,813 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 22:47:58,820 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:47:58" (1/1) ... [2023-12-02 22:47:58,833 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:47:58" (1/1) ... [2023-12-02 22:47:58,868 INFO L138 Inliner]: procedures = 24, calls = 7, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 557 [2023-12-02 22:47:58,869 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 22:47:58,869 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 22:47:58,869 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 22:47:58,870 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 22:47:58,879 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:47:58" (1/1) ... [2023-12-02 22:47:58,880 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:47:58" (1/1) ... [2023-12-02 22:47:58,884 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:47:58" (1/1) ... [2023-12-02 22:47:58,884 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:47:58" (1/1) ... [2023-12-02 22:47:58,895 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:47:58" (1/1) ... [2023-12-02 22:47:58,901 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:47:58" (1/1) ... [2023-12-02 22:47:58,904 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:47:58" (1/1) ... [2023-12-02 22:47:58,907 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:47:58" (1/1) ... [2023-12-02 22:47:58,913 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 22:47:58,914 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 22:47:58,914 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 22:47:58,914 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 22:47:58,915 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:47:58" (1/1) ... [2023-12-02 22:47:58,921 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 22:47:58,935 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e4aa011-7e2e-4e9b-9e5c-c2e37f858422/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-02 22:47:58,953 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e4aa011-7e2e-4e9b-9e5c-c2e37f858422/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-02 22:47:58,962 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e4aa011-7e2e-4e9b-9e5c-c2e37f858422/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-02 22:47:58,993 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 22:47:58,993 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-02 22:47:58,993 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 22:47:58,993 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 22:47:59,103 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 22:47:59,105 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 22:47:59,551 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 22:47:59,731 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 22:47:59,731 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-12-02 22:47:59,733 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 10:47:59 BoogieIcfgContainer [2023-12-02 22:47:59,733 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 22:47:59,734 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-02 22:47:59,734 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-02 22:47:59,745 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-02 22:47:59,745 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 10:47:59" (1/1) ... [2023-12-02 22:47:59,753 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 22:47:59,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:47:59,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 87 states and 148 transitions. [2023-12-02 22:47:59,803 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 148 transitions. [2023-12-02 22:47:59,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-12-02 22:47:59,807 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:47:59,807 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:47:59,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:48:00,269 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:48:00,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:48:00,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 93 states and 158 transitions. [2023-12-02 22:48:00,419 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 158 transitions. [2023-12-02 22:48:00,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-12-02 22:48:00,421 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:48:00,422 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:48:00,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:48:00,603 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:48:00,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:48:00,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 90 states and 152 transitions. [2023-12-02 22:48:00,687 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 152 transitions. [2023-12-02 22:48:00,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-12-02 22:48:00,689 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:48:00,689 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:48:00,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:48:00,842 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:48:01,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:48:01,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 100 states and 171 transitions. [2023-12-02 22:48:01,260 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 171 transitions. [2023-12-02 22:48:01,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-12-02 22:48:01,264 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:48:01,264 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:48:01,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:48:01,361 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:48:01,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:48:01,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 97 states and 163 transitions. [2023-12-02 22:48:01,409 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 163 transitions. [2023-12-02 22:48:01,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-12-02 22:48:01,410 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:48:01,411 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:48:01,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:48:01,505 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:48:01,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:48:01,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 94 states and 157 transitions. [2023-12-02 22:48:01,561 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 157 transitions. [2023-12-02 22:48:01,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-12-02 22:48:01,562 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:48:01,563 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:48:01,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:48:01,690 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:48:02,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:48:02,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 97 states and 162 transitions. [2023-12-02 22:48:02,511 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 162 transitions. [2023-12-02 22:48:02,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-12-02 22:48:02,512 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:48:02,512 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:48:02,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:48:02,606 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:48:02,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:48:02,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 90 states and 150 transitions. [2023-12-02 22:48:02,655 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 150 transitions. [2023-12-02 22:48:02,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-12-02 22:48:02,656 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:48:02,657 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:48:02,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:48:02,763 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:48:02,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:48:02,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 87 states and 144 transitions. [2023-12-02 22:48:02,811 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 144 transitions. [2023-12-02 22:48:02,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-12-02 22:48:02,812 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:48:02,812 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:48:02,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:48:02,983 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:48:04,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:48:04,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 87 states and 143 transitions. [2023-12-02 22:48:04,485 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 143 transitions. [2023-12-02 22:48:04,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-12-02 22:48:04,486 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:48:04,486 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:48:04,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:48:10,665 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:48:32,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:48:32,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 89 states and 144 transitions. [2023-12-02 22:48:32,405 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 144 transitions. [2023-12-02 22:48:32,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-12-02 22:48:32,405 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:48:32,406 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:48:32,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:48:32,638 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:48:32,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:48:32,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 90 states and 145 transitions. [2023-12-02 22:48:32,904 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 145 transitions. [2023-12-02 22:48:32,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-12-02 22:48:32,905 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:48:32,905 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:48:32,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:48:45,785 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:49:52,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:49:52,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 94 states and 149 transitions. [2023-12-02 22:49:52,725 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 149 transitions. [2023-12-02 22:49:52,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-12-02 22:49:52,725 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:49:52,725 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:49:52,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:49:53,879 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:49:57,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:49:57,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 96 states and 150 transitions. [2023-12-02 22:49:57,212 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 150 transitions. [2023-12-02 22:49:57,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2023-12-02 22:49:57,212 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:49:57,212 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:49:57,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:49:57,741 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:50:06,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:50:06,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 104 states and 162 transitions. [2023-12-02 22:50:06,401 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 162 transitions. [2023-12-02 22:50:06,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2023-12-02 22:50:06,401 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:50:06,402 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:50:06,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:50:06,888 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:50:15,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:50:15,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 117 states and 184 transitions. [2023-12-02 22:50:15,098 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 184 transitions. [2023-12-02 22:50:15,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2023-12-02 22:50:15,099 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:50:15,099 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:50:15,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:50:15,170 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:50:15,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:50:15,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 118 states and 184 transitions. [2023-12-02 22:50:15,265 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 184 transitions. [2023-12-02 22:50:15,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2023-12-02 22:50:15,265 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:50:15,265 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:50:15,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:50:15,743 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:50:23,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:50:23,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 136 states and 216 transitions. [2023-12-02 22:50:23,931 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 216 transitions. [2023-12-02 22:50:23,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2023-12-02 22:50:23,931 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:50:23,932 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:50:23,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:50:24,029 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:50:24,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:50:24,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 137 states and 216 transitions. [2023-12-02 22:50:24,127 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 216 transitions. [2023-12-02 22:50:24,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2023-12-02 22:50:24,128 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:50:24,128 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:50:24,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:50:24,194 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:50:24,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:50:24,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 138 states and 216 transitions. [2023-12-02 22:50:24,264 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 216 transitions. [2023-12-02 22:50:24,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2023-12-02 22:50:24,264 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:50:24,264 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:50:24,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:50:24,770 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:50:33,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:50:33,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 258 states to 161 states and 258 transitions. [2023-12-02 22:50:33,165 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 258 transitions. [2023-12-02 22:50:33,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2023-12-02 22:50:33,166 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:50:33,166 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:50:33,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:50:33,233 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:50:33,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:50:33,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 258 states to 162 states and 258 transitions. [2023-12-02 22:50:33,316 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 258 transitions. [2023-12-02 22:50:33,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2023-12-02 22:50:33,317 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:50:33,317 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:50:33,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:50:33,380 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:50:33,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:50:33,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 258 states to 163 states and 258 transitions. [2023-12-02 22:50:33,481 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 258 transitions. [2023-12-02 22:50:33,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2023-12-02 22:50:33,481 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:50:33,482 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:50:33,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:50:33,548 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:50:33,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:50:33,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 258 states to 164 states and 258 transitions. [2023-12-02 22:50:33,665 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 258 transitions. [2023-12-02 22:50:33,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2023-12-02 22:50:33,666 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:50:33,667 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:50:33,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:50:33,801 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:50:41,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:50:41,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 298 states to 184 states and 298 transitions. [2023-12-02 22:50:41,261 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 298 transitions. [2023-12-02 22:50:41,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2023-12-02 22:50:41,262 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:50:41,262 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:50:41,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:50:41,377 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:50:41,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:50:41,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 298 states to 185 states and 298 transitions. [2023-12-02 22:50:41,474 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 298 transitions. [2023-12-02 22:50:41,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2023-12-02 22:50:41,475 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:50:41,475 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:50:41,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:50:41,586 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:50:41,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:50:41,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 298 states to 186 states and 298 transitions. [2023-12-02 22:50:41,716 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 298 transitions. [2023-12-02 22:50:41,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2023-12-02 22:50:41,717 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:50:41,717 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:50:41,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:50:41,828 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:50:41,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:50:41,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 298 states to 187 states and 298 transitions. [2023-12-02 22:50:41,924 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 298 transitions. [2023-12-02 22:50:41,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2023-12-02 22:50:41,925 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:50:41,926 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:50:41,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:50:42,040 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:50:42,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:50:42,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 298 states to 188 states and 298 transitions. [2023-12-02 22:50:42,135 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 298 transitions. [2023-12-02 22:50:42,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2023-12-02 22:50:42,136 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:50:42,137 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:50:42,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:50:42,174 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:50:50,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:50:50,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 338 states to 208 states and 338 transitions. [2023-12-02 22:50:50,220 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 338 transitions. [2023-12-02 22:50:50,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2023-12-02 22:50:50,221 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:50:50,221 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:50:50,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:50:50,269 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:50:50,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:50:50,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 338 states to 209 states and 338 transitions. [2023-12-02 22:50:50,367 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 338 transitions. [2023-12-02 22:50:50,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2023-12-02 22:50:50,368 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:50:50,368 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:50:50,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:50:50,417 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:50:50,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:50:50,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 338 states to 210 states and 338 transitions. [2023-12-02 22:50:50,503 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 338 transitions. [2023-12-02 22:50:50,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2023-12-02 22:50:50,503 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:50:50,503 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:50:50,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:50:50,550 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:50:50,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:50:50,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 338 states to 211 states and 338 transitions. [2023-12-02 22:50:50,643 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 338 transitions. [2023-12-02 22:50:50,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2023-12-02 22:50:50,644 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:50:50,644 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:50:50,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:50:50,687 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:50:50,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:50:50,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 338 states to 212 states and 338 transitions. [2023-12-02 22:50:50,781 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 338 transitions. [2023-12-02 22:50:50,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2023-12-02 22:50:50,782 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:50:50,782 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:50:50,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:50:51,397 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-12-02 22:51:33,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:51:33,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 382 states to 236 states and 382 transitions. [2023-12-02 22:51:33,193 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 382 transitions. [2023-12-02 22:51:33,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2023-12-02 22:51:33,194 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:51:33,194 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:51:33,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:51:33,748 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-12-02 22:52:05,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:52:05,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 416 states to 255 states and 416 transitions. [2023-12-02 22:52:05,667 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states and 416 transitions. [2023-12-02 22:52:05,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2023-12-02 22:52:05,668 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:52:05,668 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:52:05,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:52:13,665 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-12-02 22:54:07,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:54:07,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 429 states to 264 states and 429 transitions. [2023-12-02 22:54:07,955 INFO L276 IsEmpty]: Start isEmpty. Operand 264 states and 429 transitions. [2023-12-02 22:54:07,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2023-12-02 22:54:07,956 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:54:07,956 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:54:07,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:54:08,144 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-12-02 22:54:08,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:54:08,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 429 states to 266 states and 429 transitions. [2023-12-02 22:54:08,401 INFO L276 IsEmpty]: Start isEmpty. Operand 266 states and 429 transitions. [2023-12-02 22:54:08,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2023-12-02 22:54:08,402 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:54:08,402 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:54:08,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:54:08,513 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-12-02 22:54:08,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:54:08,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 429 states to 267 states and 429 transitions. [2023-12-02 22:54:08,781 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 429 transitions. [2023-12-02 22:54:08,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2023-12-02 22:54:08,782 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:54:08,782 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:54:08,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:55:42,960 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 4 proven. 19 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.