./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/egcd-ll_unwindbound20.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e7e55e6-531c-4183-bdea-7f5f10c61a02/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e7e55e6-531c-4183-bdea-7f5f10c61a02/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_9e7e55e6-531c-4183-bdea-7f5f10c61a02/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e7e55e6-531c-4183-bdea-7f5f10c61a02/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/egcd-ll_unwindbound20.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e7e55e6-531c-4183-bdea-7f5f10c61a02/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_9e7e55e6-531c-4183-bdea-7f5f10c61a02/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 4aef2940f6d326843487f003443fc222e2136d386047f492f8bd5c7e21afc8f5 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 21:29:34,494 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 21:29:34,560 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e7e55e6-531c-4183-bdea-7f5f10c61a02/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-12-02 21:29:34,565 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 21:29:34,566 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-02 21:29:34,588 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 21:29:34,589 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 21:29:34,590 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-02 21:29:34,591 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-02 21:29:34,591 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-02 21:29:34,592 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 21:29:34,592 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 21:29:34,593 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 21:29:34,593 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-02 21:29:34,593 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 21:29:34,594 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 21:29:34,594 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 21:29:34,595 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 21:29:34,595 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 21:29:34,596 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 21:29:34,596 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 21:29:34,598 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 21:29:34,599 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-02 21:29:34,599 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-02 21:29:34,600 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-02 21:29:34,600 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 21:29:34,601 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 21:29:34,601 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 21:29:34,602 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 21:29:34,602 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 21:29:34,602 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-02 21:29:34,603 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-02 21:29:34,603 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 21:29:34,603 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_9e7e55e6-531c-4183-bdea-7f5f10c61a02/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e7e55e6-531c-4183-bdea-7f5f10c61a02/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4aef2940f6d326843487f003443fc222e2136d386047f492f8bd5c7e21afc8f5 [2023-12-02 21:29:34,818 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 21:29:34,839 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 21:29:34,842 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 21:29:34,843 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 21:29:34,843 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 21:29:34,845 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e7e55e6-531c-4183-bdea-7f5f10c61a02/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/nla-digbench-scaling/egcd-ll_unwindbound20.c [2023-12-02 21:29:37,610 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 21:29:37,771 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 21:29:37,772 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e7e55e6-531c-4183-bdea-7f5f10c61a02/sv-benchmarks/c/nla-digbench-scaling/egcd-ll_unwindbound20.c [2023-12-02 21:29:37,779 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e7e55e6-531c-4183-bdea-7f5f10c61a02/bin/ukojak-verify-Qdu7aM0XO9/data/9e07b2f86/332e13635e5d4c3bb3072f52dd210270/FLAG43cd8eef7 [2023-12-02 21:29:37,791 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e7e55e6-531c-4183-bdea-7f5f10c61a02/bin/ukojak-verify-Qdu7aM0XO9/data/9e07b2f86/332e13635e5d4c3bb3072f52dd210270 [2023-12-02 21:29:37,794 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 21:29:37,795 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 21:29:37,797 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 21:29:37,797 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 21:29:37,802 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 21:29:37,803 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 09:29:37" (1/1) ... [2023-12-02 21:29:37,804 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@404f1707 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:29:37, skipping insertion in model container [2023-12-02 21:29:37,805 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 09:29:37" (1/1) ... [2023-12-02 21:29:37,828 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 21:29:37,957 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_9e7e55e6-531c-4183-bdea-7f5f10c61a02/sv-benchmarks/c/nla-digbench-scaling/egcd-ll_unwindbound20.c[489,502] [2023-12-02 21:29:37,977 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 21:29:37,987 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 21:29:38,000 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_9e7e55e6-531c-4183-bdea-7f5f10c61a02/sv-benchmarks/c/nla-digbench-scaling/egcd-ll_unwindbound20.c[489,502] [2023-12-02 21:29:38,008 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 21:29:38,023 INFO L206 MainTranslator]: Completed translation [2023-12-02 21:29:38,023 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:29:38 WrapperNode [2023-12-02 21:29:38,024 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 21:29:38,025 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 21:29:38,025 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 21:29:38,025 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 21:29:38,033 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:29:38" (1/1) ... [2023-12-02 21:29:38,040 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:29:38" (1/1) ... [2023-12-02 21:29:38,055 INFO L138 Inliner]: procedures = 14, calls = 16, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 60 [2023-12-02 21:29:38,056 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 21:29:38,056 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 21:29:38,056 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 21:29:38,056 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 21:29:38,064 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:29:38" (1/1) ... [2023-12-02 21:29:38,064 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:29:38" (1/1) ... [2023-12-02 21:29:38,065 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:29:38" (1/1) ... [2023-12-02 21:29:38,066 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:29:38" (1/1) ... [2023-12-02 21:29:38,069 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:29:38" (1/1) ... [2023-12-02 21:29:38,072 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:29:38" (1/1) ... [2023-12-02 21:29:38,073 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:29:38" (1/1) ... [2023-12-02 21:29:38,074 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:29:38" (1/1) ... [2023-12-02 21:29:38,075 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 21:29:38,076 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 21:29:38,076 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 21:29:38,076 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 21:29:38,077 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:29:38" (1/1) ... [2023-12-02 21:29:38,082 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 21:29:38,095 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e7e55e6-531c-4183-bdea-7f5f10c61a02/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-02 21:29:38,116 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e7e55e6-531c-4183-bdea-7f5f10c61a02/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-02 21:29:38,122 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e7e55e6-531c-4183-bdea-7f5f10c61a02/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-02 21:29:38,157 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 21:29:38,157 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-02 21:29:38,158 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-02 21:29:38,158 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-02 21:29:38,158 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 21:29:38,158 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 21:29:38,158 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-12-02 21:29:38,159 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-12-02 21:29:38,235 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 21:29:38,238 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 21:29:38,392 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 21:29:38,437 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 21:29:38,437 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-02 21:29:38,439 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 09:29:38 BoogieIcfgContainer [2023-12-02 21:29:38,439 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 21:29:38,440 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-02 21:29:38,440 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-02 21:29:38,448 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-02 21:29:38,448 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 09:29:38" (1/1) ... [2023-12-02 21:29:38,456 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 21:29:38,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:29:38,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 34 transitions. [2023-12-02 21:29:38,512 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 34 transitions. [2023-12-02 21:29:38,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-12-02 21:29:38,516 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:29:38,517 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:29:38,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:29:38,665 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 21:29:38,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:29:38,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 24 states and 32 transitions. [2023-12-02 21:29:38,692 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 32 transitions. [2023-12-02 21:29:38,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-12-02 21:29:38,693 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:29:38,693 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:29:38,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:29:38,828 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 21:29:38,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:29:38,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 26 states and 35 transitions. [2023-12-02 21:29:38,892 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 35 transitions. [2023-12-02 21:29:38,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-12-02 21:29:38,893 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:29:38,893 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:29:38,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:29:38,940 INFO L262 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 17 conjunts are in the unsatisfiable core [2023-12-02 21:29:38,946 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:29:39,076 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-02 21:29:39,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:29:39,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 50 transitions. [2023-12-02 21:29:39,386 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 50 transitions. [2023-12-02 21:29:39,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-12-02 21:29:39,387 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:29:39,388 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:29:39,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:29:39,425 INFO L262 TraceCheckSpWp]: Trace formula consists of 78 conjuncts, 23 conjunts are in the unsatisfiable core [2023-12-02 21:29:39,428 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:29:39,672 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-02 21:29:40,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:29:40,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 38 states and 70 transitions. [2023-12-02 21:29:40,695 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 70 transitions. [2023-12-02 21:29:40,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-12-02 21:29:40,696 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:29:40,697 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:29:40,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:29:40,728 INFO L262 TraceCheckSpWp]: Trace formula consists of 78 conjuncts, 22 conjunts are in the unsatisfiable core [2023-12-02 21:29:40,731 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:29:40,879 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-02 21:29:42,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:29:42,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 41 states and 77 transitions. [2023-12-02 21:29:42,207 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 77 transitions. [2023-12-02 21:29:42,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-12-02 21:29:42,208 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:29:42,209 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:29:42,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:29:42,238 INFO L262 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 17 conjunts are in the unsatisfiable core [2023-12-02 21:29:42,240 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:29:42,333 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-02 21:29:43,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:29:43,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 46 states and 90 transitions. [2023-12-02 21:29:43,112 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 90 transitions. [2023-12-02 21:29:43,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-12-02 21:29:43,114 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:29:43,114 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:29:43,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:29:43,143 INFO L262 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 8 conjunts are in the unsatisfiable core [2023-12-02 21:29:43,145 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:29:43,203 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-12-02 21:29:43,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:29:43,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 47 states and 91 transitions. [2023-12-02 21:29:43,276 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 91 transitions. [2023-12-02 21:29:43,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-12-02 21:29:43,278 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:29:43,278 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:29:43,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:29:43,314 INFO L262 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 25 conjunts are in the unsatisfiable core [2023-12-02 21:29:43,317 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:29:43,634 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 7 proven. 8 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-12-02 21:29:44,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:29:44,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 52 states and 108 transitions. [2023-12-02 21:29:44,687 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 108 transitions. [2023-12-02 21:29:44,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-12-02 21:29:44,688 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:29:44,689 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:29:44,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:29:44,717 INFO L262 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 21:29:44,719 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:29:44,889 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 6 proven. 2 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-12-02 21:29:47,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:29:47,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 62 states and 163 transitions. [2023-12-02 21:29:47,008 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 163 transitions. [2023-12-02 21:29:47,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-12-02 21:29:47,009 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:29:47,009 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:29:47,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:29:47,038 INFO L262 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 20 conjunts are in the unsatisfiable core [2023-12-02 21:29:47,040 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:29:47,174 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 11 proven. 4 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-12-02 21:29:47,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:29:47,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 64 states and 168 transitions. [2023-12-02 21:29:47,795 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 168 transitions. [2023-12-02 21:29:47,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-12-02 21:29:47,797 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:29:47,797 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:29:47,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:29:47,837 INFO L262 TraceCheckSpWp]: Trace formula consists of 107 conjuncts, 18 conjunts are in the unsatisfiable core [2023-12-02 21:29:47,839 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:29:48,107 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 15 proven. 5 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-12-02 21:29:49,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:29:49,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 68 states and 183 transitions. [2023-12-02 21:29:49,235 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 183 transitions. [2023-12-02 21:29:49,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-12-02 21:29:49,236 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:29:49,236 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:29:49,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:29:49,268 INFO L262 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 34 conjunts are in the unsatisfiable core [2023-12-02 21:29:49,269 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:29:50,071 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 16 proven. 9 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2023-12-02 21:29:53,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:29:53,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 74 states and 221 transitions. [2023-12-02 21:29:53,451 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 221 transitions. [2023-12-02 21:29:53,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-12-02 21:29:53,452 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:29:53,452 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:29:53,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:29:53,488 INFO L262 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 35 conjunts are in the unsatisfiable core [2023-12-02 21:29:53,489 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:29:54,381 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 16 proven. 5 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2023-12-02 21:29:58,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:29:58,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 258 states to 83 states and 241 transitions. [2023-12-02 21:29:58,085 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 241 transitions. [2023-12-02 21:29:58,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-12-02 21:29:58,086 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:29:58,087 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:29:58,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:29:58,114 INFO L262 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 11 conjunts are in the unsatisfiable core [2023-12-02 21:29:58,116 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:29:58,388 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 9 proven. 13 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-12-02 21:30:02,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:30:02,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 270 states to 86 states and 253 transitions. [2023-12-02 21:30:02,377 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 253 transitions. [2023-12-02 21:30:02,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-12-02 21:30:02,378 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:30:02,379 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:30:02,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:30:02,416 INFO L262 TraceCheckSpWp]: Trace formula consists of 121 conjuncts, 35 conjunts are in the unsatisfiable core [2023-12-02 21:30:02,418 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:30:03,477 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 21 proven. 6 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-12-02 21:30:06,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:30:06,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 292 states to 91 states and 275 transitions. [2023-12-02 21:30:06,943 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 275 transitions. [2023-12-02 21:30:06,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-12-02 21:30:06,945 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:30:06,945 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:30:06,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:30:06,981 INFO L262 TraceCheckSpWp]: Trace formula consists of 121 conjuncts, 35 conjunts are in the unsatisfiable core [2023-12-02 21:30:06,982 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:30:07,422 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 21 proven. 6 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-12-02 21:30:09,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:30:09,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 296 states to 93 states and 279 transitions. [2023-12-02 21:30:09,586 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 279 transitions. [2023-12-02 21:30:09,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-12-02 21:30:09,587 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:30:09,587 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:30:09,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:30:09,618 INFO L262 TraceCheckSpWp]: Trace formula consists of 121 conjuncts, 35 conjunts are in the unsatisfiable core [2023-12-02 21:30:09,620 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:30:10,051 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 21 proven. 6 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-12-02 21:30:12,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:30:12,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 306 states to 97 states and 289 transitions. [2023-12-02 21:30:12,282 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 289 transitions. [2023-12-02 21:30:12,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-12-02 21:30:12,283 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:30:12,283 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:30:12,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:30:12,320 INFO L262 TraceCheckSpWp]: Trace formula consists of 121 conjuncts, 35 conjunts are in the unsatisfiable core [2023-12-02 21:30:12,322 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:30:12,738 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 21 proven. 6 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-12-02 21:30:13,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:30:13,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 314 states to 99 states and 297 transitions. [2023-12-02 21:30:13,722 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 297 transitions. [2023-12-02 21:30:13,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-12-02 21:30:13,723 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:30:13,723 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:30:13,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:30:13,756 INFO L262 TraceCheckSpWp]: Trace formula consists of 121 conjuncts, 35 conjunts are in the unsatisfiable core [2023-12-02 21:30:13,757 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:30:14,189 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 21 proven. 6 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-12-02 21:30:15,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:30:15,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 316 states to 101 states and 299 transitions. [2023-12-02 21:30:15,317 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 299 transitions. [2023-12-02 21:30:15,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-12-02 21:30:15,319 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:30:15,319 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:30:15,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:30:15,343 INFO L262 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 11 conjunts are in the unsatisfiable core [2023-12-02 21:30:15,344 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:30:15,639 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 17 proven. 10 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2023-12-02 21:30:24,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:30:24,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 335 states to 105 states and 318 transitions. [2023-12-02 21:30:24,673 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 318 transitions. [2023-12-02 21:30:24,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-12-02 21:30:24,675 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:30:24,675 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:30:24,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:30:24,707 INFO L262 TraceCheckSpWp]: Trace formula consists of 137 conjuncts, 7 conjunts are in the unsatisfiable core [2023-12-02 21:30:24,709 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:30:24,975 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 12 proven. 46 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2023-12-02 21:30:27,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:30:27,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 371 states to 111 states and 353 transitions. [2023-12-02 21:30:27,984 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 353 transitions. [2023-12-02 21:30:27,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-12-02 21:30:27,985 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:30:27,985 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:30:28,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:30:28,039 INFO L262 TraceCheckSpWp]: Trace formula consists of 137 conjuncts, 21 conjunts are in the unsatisfiable core [2023-12-02 21:30:28,040 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:30:29,777 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 12 proven. 13 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2023-12-02 21:30:34,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:30:34,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 405 states to 116 states and 387 transitions. [2023-12-02 21:30:34,737 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 387 transitions. [2023-12-02 21:30:34,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-12-02 21:30:34,738 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:30:34,739 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:30:34,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:30:34,765 INFO L262 TraceCheckSpWp]: Trace formula consists of 137 conjuncts, 7 conjunts are in the unsatisfiable core [2023-12-02 21:30:34,766 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:30:34,814 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 12 proven. 46 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2023-12-02 21:30:37,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:30:37,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 479 states to 123 states and 461 transitions. [2023-12-02 21:30:37,875 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 461 transitions. [2023-12-02 21:30:37,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-12-02 21:30:37,876 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:30:37,876 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:30:37,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:30:37,924 INFO L262 TraceCheckSpWp]: Trace formula consists of 137 conjuncts, 21 conjunts are in the unsatisfiable core [2023-12-02 21:30:37,926 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:30:42,074 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 26 proven. 13 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2023-12-02 21:30:44,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:30:44,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 481 states to 125 states and 463 transitions. [2023-12-02 21:30:44,163 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 463 transitions. [2023-12-02 21:30:44,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-12-02 21:30:44,165 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:30:44,165 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:30:44,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:30:44,222 INFO L262 TraceCheckSpWp]: Trace formula consists of 137 conjuncts, 21 conjunts are in the unsatisfiable core [2023-12-02 21:30:44,224 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:30:45,519 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 26 proven. 13 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2023-12-02 21:30:46,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:30:46,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 486 states to 126 states and 468 transitions. [2023-12-02 21:30:46,205 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 468 transitions. [2023-12-02 21:30:46,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-12-02 21:30:46,206 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:30:46,206 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:30:46,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:30:46,258 INFO L262 TraceCheckSpWp]: Trace formula consists of 137 conjuncts, 21 conjunts are in the unsatisfiable core [2023-12-02 21:30:46,259 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:30:46,654 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 12 proven. 13 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2023-12-02 21:30:49,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:30:49,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 491 states to 128 states and 473 transitions. [2023-12-02 21:30:49,770 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 473 transitions. [2023-12-02 21:30:49,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-12-02 21:30:49,771 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:30:49,771 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:30:49,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:30:49,799 INFO L262 TraceCheckSpWp]: Trace formula consists of 137 conjuncts, 7 conjunts are in the unsatisfiable core [2023-12-02 21:30:49,800 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:30:49,845 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 12 proven. 46 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2023-12-02 21:30:50,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:30:50,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 494 states to 130 states and 476 transitions. [2023-12-02 21:30:50,969 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 476 transitions. [2023-12-02 21:30:50,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-12-02 21:30:50,971 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:30:50,971 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:30:51,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:30:51,001 INFO L262 TraceCheckSpWp]: Trace formula consists of 137 conjuncts, 7 conjunts are in the unsatisfiable core [2023-12-02 21:30:51,002 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:30:51,043 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 12 proven. 46 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2023-12-02 21:30:51,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:30:51,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 491 states to 130 states and 473 transitions. [2023-12-02 21:30:51,962 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 473 transitions. [2023-12-02 21:30:51,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-12-02 21:30:51,964 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:30:51,964 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:30:51,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:30:51,992 INFO L262 TraceCheckSpWp]: Trace formula consists of 141 conjuncts, 18 conjunts are in the unsatisfiable core [2023-12-02 21:30:51,993 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:30:52,013 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 41 proven. 5 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2023-12-02 21:30:53,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:30:53,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 504 states to 132 states and 486 transitions. [2023-12-02 21:30:53,543 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 486 transitions. [2023-12-02 21:30:53,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-12-02 21:30:53,544 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:30:53,545 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:30:53,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:30:53,591 INFO L262 TraceCheckSpWp]: Trace formula consists of 141 conjuncts, 18 conjunts are in the unsatisfiable core [2023-12-02 21:30:53,592 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:30:53,611 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 41 proven. 5 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2023-12-02 21:30:54,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:30:54,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 506 states to 133 states and 488 transitions. [2023-12-02 21:30:54,354 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 488 transitions. [2023-12-02 21:30:54,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-12-02 21:30:54,355 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:30:54,355 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:30:54,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:30:54,437 INFO L262 TraceCheckSpWp]: Trace formula consists of 146 conjuncts, 37 conjunts are in the unsatisfiable core [2023-12-02 21:30:54,439 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:31:06,118 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 31 proven. 15 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2023-12-02 21:31:19,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:31:19,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 540 states to 137 states and 522 transitions. [2023-12-02 21:31:19,786 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 522 transitions. [2023-12-02 21:31:19,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-12-02 21:31:19,787 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:31:19,787 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:31:19,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:31:19,841 INFO L262 TraceCheckSpWp]: Trace formula consists of 146 conjuncts, 37 conjunts are in the unsatisfiable core [2023-12-02 21:31:19,842 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:31:32,965 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 31 proven. 15 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2023-12-02 21:31:37,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:31:37,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 553 states to 140 states and 535 transitions. [2023-12-02 21:31:37,341 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 535 transitions. [2023-12-02 21:31:37,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-12-02 21:31:37,342 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:31:37,343 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:31:37,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:31:37,408 INFO L262 TraceCheckSpWp]: Trace formula consists of 146 conjuncts, 37 conjunts are in the unsatisfiable core [2023-12-02 21:31:37,410 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:31:38,654 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 31 proven. 15 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2023-12-02 21:31:42,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:31:42,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 559 states to 142 states and 541 transitions. [2023-12-02 21:31:42,522 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 541 transitions. [2023-12-02 21:31:42,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-12-02 21:31:42,523 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:31:42,523 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:31:42,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:31:42,577 INFO L262 TraceCheckSpWp]: Trace formula consists of 146 conjuncts, 36 conjunts are in the unsatisfiable core [2023-12-02 21:31:42,579 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:31:52,389 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 31 proven. 15 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2023-12-02 21:32:12,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:32:12,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 592 states to 148 states and 574 transitions. [2023-12-02 21:32:12,847 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 574 transitions. [2023-12-02 21:32:12,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-12-02 21:32:12,848 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:32:12,848 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:32:12,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:32:12,907 INFO L262 TraceCheckSpWp]: Trace formula consists of 155 conjuncts, 37 conjunts are in the unsatisfiable core [2023-12-02 21:32:12,909 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:32:26,073 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 36 proven. 17 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2023-12-02 21:32:35,762 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.78s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 21:32:37,314 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.51s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 21:32:37,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:32:37,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 629 states to 153 states and 611 transitions. [2023-12-02 21:32:37,367 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 611 transitions. [2023-12-02 21:32:37,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-12-02 21:32:37,368 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:32:37,369 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:32:37,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:32:37,428 INFO L262 TraceCheckSpWp]: Trace formula consists of 155 conjuncts, 37 conjunts are in the unsatisfiable core [2023-12-02 21:32:37,431 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:32:39,636 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 36 proven. 17 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2023-12-02 21:32:47,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:32:47,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 647 states to 157 states and 629 transitions. [2023-12-02 21:32:47,016 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 629 transitions. [2023-12-02 21:32:47,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-12-02 21:32:47,017 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:32:47,017 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:32:47,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:32:47,086 INFO L262 TraceCheckSpWp]: Trace formula consists of 155 conjuncts, 37 conjunts are in the unsatisfiable core [2023-12-02 21:32:47,089 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:32:48,722 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 36 proven. 17 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2023-12-02 21:32:50,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:32:50,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 653 states to 158 states and 635 transitions. [2023-12-02 21:32:50,415 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 635 transitions. [2023-12-02 21:32:50,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-12-02 21:32:50,416 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:32:50,416 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:32:50,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:32:50,475 INFO L262 TraceCheckSpWp]: Trace formula consists of 155 conjuncts, 36 conjunts are in the unsatisfiable core [2023-12-02 21:32:50,477 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:33:03,407 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 36 proven. 17 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2023-12-02 21:33:12,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:33:12,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 692 states to 163 states and 674 transitions. [2023-12-02 21:33:12,171 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 674 transitions. [2023-12-02 21:33:12,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-12-02 21:33:12,171 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:33:12,172 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:33:12,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:33:12,247 INFO L262 TraceCheckSpWp]: Trace formula consists of 155 conjuncts, 37 conjunts are in the unsatisfiable core [2023-12-02 21:33:12,250 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:33:14,398 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 36 proven. 17 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2023-12-02 21:33:19,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:33:19,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 694 states to 165 states and 676 transitions. [2023-12-02 21:33:19,179 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 676 transitions. [2023-12-02 21:33:19,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-12-02 21:33:19,180 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:33:19,180 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:33:19,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:33:19,239 INFO L262 TraceCheckSpWp]: Trace formula consists of 155 conjuncts, 37 conjunts are in the unsatisfiable core [2023-12-02 21:33:19,241 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:33:20,839 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 36 proven. 17 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2023-12-02 21:33:25,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:33:25,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 696 states to 167 states and 678 transitions. [2023-12-02 21:33:25,611 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 678 transitions. [2023-12-02 21:33:25,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-12-02 21:33:25,612 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:33:25,612 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:33:25,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:33:25,716 INFO L262 TraceCheckSpWp]: Trace formula consists of 171 conjuncts, 22 conjunts are in the unsatisfiable core [2023-12-02 21:33:25,718 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:33:29,418 INFO L134 CoverageAnalysis]: Checked inductivity of 191 backedges. 41 proven. 28 refuted. 0 times theorem prover too weak. 122 trivial. 0 not checked. [2023-12-02 21:33:41,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:33:41,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 745 states to 172 states and 727 transitions. [2023-12-02 21:33:41,938 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 727 transitions. [2023-12-02 21:33:41,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-12-02 21:33:41,939 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:33:41,939 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:33:42,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:33:42,034 INFO L262 TraceCheckSpWp]: Trace formula consists of 171 conjuncts, 22 conjunts are in the unsatisfiable core [2023-12-02 21:33:42,035 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:33:45,357 INFO L134 CoverageAnalysis]: Checked inductivity of 191 backedges. 41 proven. 28 refuted. 0 times theorem prover too weak. 122 trivial. 0 not checked. [2023-12-02 21:33:48,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:33:48,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 747 states to 174 states and 729 transitions. [2023-12-02 21:33:48,941 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 729 transitions. [2023-12-02 21:33:48,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-12-02 21:33:48,942 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:33:48,942 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:33:49,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:33:49,078 INFO L262 TraceCheckSpWp]: Trace formula consists of 171 conjuncts, 22 conjunts are in the unsatisfiable core [2023-12-02 21:33:49,080 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:33:52,537 INFO L134 CoverageAnalysis]: Checked inductivity of 191 backedges. 41 proven. 28 refuted. 0 times theorem prover too weak. 122 trivial. 0 not checked. [2023-12-02 21:33:53,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:33:53,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 752 states to 175 states and 734 transitions. [2023-12-02 21:33:53,749 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 734 transitions. [2023-12-02 21:33:53,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-12-02 21:33:53,750 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:33:53,750 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:33:53,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:33:53,867 INFO L262 TraceCheckSpWp]: Trace formula consists of 171 conjuncts, 22 conjunts are in the unsatisfiable core [2023-12-02 21:33:53,869 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:33:57,166 INFO L134 CoverageAnalysis]: Checked inductivity of 191 backedges. 41 proven. 28 refuted. 0 times theorem prover too weak. 122 trivial. 0 not checked. [2023-12-02 21:34:01,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:34:01,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 757 states to 177 states and 739 transitions. [2023-12-02 21:34:01,877 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 739 transitions. [2023-12-02 21:34:01,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-12-02 21:34:01,878 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:34:01,878 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:34:01,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:34:01,912 INFO L262 TraceCheckSpWp]: Trace formula consists of 171 conjuncts, 9 conjunts are in the unsatisfiable core [2023-12-02 21:34:01,914 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:34:02,538 INFO L134 CoverageAnalysis]: Checked inductivity of 188 backedges. 18 proven. 132 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2023-12-02 21:34:12,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:34:12,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 921 states to 187 states and 902 transitions. [2023-12-02 21:34:12,832 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 902 transitions. [2023-12-02 21:34:12,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-12-02 21:34:12,833 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:34:12,833 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:34:12,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:34:12,933 INFO L262 TraceCheckSpWp]: Trace formula consists of 171 conjuncts, 22 conjunts are in the unsatisfiable core [2023-12-02 21:34:12,935 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:34:15,975 INFO L134 CoverageAnalysis]: Checked inductivity of 191 backedges. 41 proven. 28 refuted. 0 times theorem prover too weak. 122 trivial. 0 not checked. [2023-12-02 21:34:23,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:34:23,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 941 states to 191 states and 922 transitions. [2023-12-02 21:34:23,251 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 922 transitions. [2023-12-02 21:34:23,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-12-02 21:34:23,252 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:34:23,252 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:34:23,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:34:23,280 INFO L262 TraceCheckSpWp]: Trace formula consists of 171 conjuncts, 9 conjunts are in the unsatisfiable core [2023-12-02 21:34:23,282 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:34:23,339 INFO L134 CoverageAnalysis]: Checked inductivity of 188 backedges. 18 proven. 132 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2023-12-02 21:34:24,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:34:24,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 940 states to 191 states and 921 transitions. [2023-12-02 21:34:24,338 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 921 transitions. [2023-12-02 21:34:24,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-12-02 21:34:24,339 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:34:24,339 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:34:24,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:34:24,368 INFO L262 TraceCheckSpWp]: Trace formula consists of 171 conjuncts, 9 conjunts are in the unsatisfiable core [2023-12-02 21:34:24,370 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:34:24,433 INFO L134 CoverageAnalysis]: Checked inductivity of 188 backedges. 18 proven. 132 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2023-12-02 21:34:25,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:34:25,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 944 states to 193 states and 925 transitions. [2023-12-02 21:34:25,662 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 925 transitions. [2023-12-02 21:34:25,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-12-02 21:34:25,663 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:34:25,664 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:34:25,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:34:25,696 INFO L262 TraceCheckSpWp]: Trace formula consists of 171 conjuncts, 9 conjunts are in the unsatisfiable core [2023-12-02 21:34:25,697 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:34:25,758 INFO L134 CoverageAnalysis]: Checked inductivity of 188 backedges. 18 proven. 132 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2023-12-02 21:34:26,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:34:26,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 943 states to 193 states and 924 transitions. [2023-12-02 21:34:26,860 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 924 transitions. [2023-12-02 21:34:26,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-12-02 21:34:26,861 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:34:26,861 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:34:26,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:34:26,898 INFO L262 TraceCheckSpWp]: Trace formula consists of 171 conjuncts, 9 conjunts are in the unsatisfiable core [2023-12-02 21:34:26,899 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:34:26,965 INFO L134 CoverageAnalysis]: Checked inductivity of 188 backedges. 18 proven. 132 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2023-12-02 21:34:29,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:34:29,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 941 states to 193 states and 922 transitions. [2023-12-02 21:34:29,351 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 922 transitions. [2023-12-02 21:34:29,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-12-02 21:34:29,352 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:34:29,352 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:34:29,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:34:29,394 INFO L262 TraceCheckSpWp]: Trace formula consists of 171 conjuncts, 9 conjunts are in the unsatisfiable core [2023-12-02 21:34:29,395 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:34:29,461 INFO L134 CoverageAnalysis]: Checked inductivity of 188 backedges. 18 proven. 132 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2023-12-02 21:34:32,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:34:32,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 944 states to 195 states and 925 transitions. [2023-12-02 21:34:32,714 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 925 transitions. [2023-12-02 21:34:32,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-12-02 21:34:32,716 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:34:32,716 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:34:32,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:34:32,825 INFO L262 TraceCheckSpWp]: Trace formula consists of 171 conjuncts, 22 conjunts are in the unsatisfiable core [2023-12-02 21:34:32,827 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:34:36,394 INFO L134 CoverageAnalysis]: Checked inductivity of 191 backedges. 41 proven. 28 refuted. 0 times theorem prover too weak. 122 trivial. 0 not checked. [2023-12-02 21:34:38,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:34:38,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 947 states to 196 states and 928 transitions. [2023-12-02 21:34:38,019 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 928 transitions. [2023-12-02 21:34:38,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-12-02 21:34:38,020 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:34:38,020 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:34:38,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:34:38,058 INFO L262 TraceCheckSpWp]: Trace formula consists of 171 conjuncts, 9 conjunts are in the unsatisfiable core [2023-12-02 21:34:38,059 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:34:38,121 INFO L134 CoverageAnalysis]: Checked inductivity of 188 backedges. 18 proven. 132 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2023-12-02 21:34:40,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:34:40,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 948 states to 198 states and 929 transitions. [2023-12-02 21:34:40,588 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 929 transitions. [2023-12-02 21:34:40,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-12-02 21:34:40,589 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:34:40,589 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:34:40,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:34:40,623 INFO L262 TraceCheckSpWp]: Trace formula consists of 171 conjuncts, 9 conjunts are in the unsatisfiable core [2023-12-02 21:34:40,624 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:34:40,682 INFO L134 CoverageAnalysis]: Checked inductivity of 188 backedges. 18 proven. 132 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2023-12-02 21:34:42,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:34:42,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 947 states to 198 states and 928 transitions. [2023-12-02 21:34:42,923 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 928 transitions. [2023-12-02 21:34:42,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-12-02 21:34:42,924 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:34:42,924 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:34:42,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:34:42,956 INFO L262 TraceCheckSpWp]: Trace formula consists of 171 conjuncts, 9 conjunts are in the unsatisfiable core [2023-12-02 21:34:42,957 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:34:43,026 INFO L134 CoverageAnalysis]: Checked inductivity of 188 backedges. 18 proven. 132 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2023-12-02 21:34:44,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:34:44,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 948 states to 199 states and 929 transitions. [2023-12-02 21:34:44,567 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 929 transitions. [2023-12-02 21:34:44,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-12-02 21:34:44,568 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:34:44,568 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:34:44,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:34:44,684 INFO L262 TraceCheckSpWp]: Trace formula consists of 171 conjuncts, 22 conjunts are in the unsatisfiable core [2023-12-02 21:34:44,685 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:34:47,651 INFO L134 CoverageAnalysis]: Checked inductivity of 191 backedges. 41 proven. 28 refuted. 0 times theorem prover too weak. 122 trivial. 0 not checked. [2023-12-02 21:34:49,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:34:49,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 950 states to 200 states and 931 transitions. [2023-12-02 21:34:49,066 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 931 transitions. [2023-12-02 21:34:49,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2023-12-02 21:34:49,067 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:34:49,067 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:34:49,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:34:49,103 INFO L262 TraceCheckSpWp]: Trace formula consists of 175 conjuncts, 18 conjunts are in the unsatisfiable core [2023-12-02 21:34:49,104 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:34:49,127 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 67 proven. 5 refuted. 0 times theorem prover too weak. 148 trivial. 0 not checked. [2023-12-02 21:34:55,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:34:55,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 962 states to 202 states and 943 transitions. [2023-12-02 21:34:55,207 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 943 transitions. [2023-12-02 21:34:55,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2023-12-02 21:34:55,207 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:34:55,208 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:34:55,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:34:55,240 INFO L262 TraceCheckSpWp]: Trace formula consists of 175 conjuncts, 18 conjunts are in the unsatisfiable core [2023-12-02 21:34:55,241 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:34:55,266 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 67 proven. 5 refuted. 0 times theorem prover too weak. 148 trivial. 0 not checked. [2023-12-02 21:34:59,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:34:59,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 975 states to 203 states and 956 transitions. [2023-12-02 21:34:59,588 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 956 transitions. [2023-12-02 21:34:59,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2023-12-02 21:34:59,588 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:34:59,589 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:34:59,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:34:59,620 INFO L262 TraceCheckSpWp]: Trace formula consists of 175 conjuncts, 18 conjunts are in the unsatisfiable core [2023-12-02 21:34:59,621 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:34:59,640 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 67 proven. 5 refuted. 0 times theorem prover too weak. 148 trivial. 0 not checked. [2023-12-02 21:35:00,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:35:00,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 977 states to 204 states and 958 transitions. [2023-12-02 21:35:00,932 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 958 transitions. [2023-12-02 21:35:00,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2023-12-02 21:35:00,933 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:35:00,933 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:35:00,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:35:00,961 INFO L262 TraceCheckSpWp]: Trace formula consists of 175 conjuncts, 18 conjunts are in the unsatisfiable core [2023-12-02 21:35:00,962 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:35:00,982 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 67 proven. 5 refuted. 0 times theorem prover too weak. 148 trivial. 0 not checked. [2023-12-02 21:35:02,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:35:02,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 978 states to 205 states and 959 transitions. [2023-12-02 21:35:02,361 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 959 transitions. [2023-12-02 21:35:02,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2023-12-02 21:35:02,361 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:35:02,362 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:35:02,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:35:02,394 INFO L262 TraceCheckSpWp]: Trace formula consists of 175 conjuncts, 18 conjunts are in the unsatisfiable core [2023-12-02 21:35:02,395 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:35:02,419 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 67 proven. 5 refuted. 0 times theorem prover too weak. 148 trivial. 0 not checked. [2023-12-02 21:35:03,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:35:03,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 980 states to 206 states and 961 transitions. [2023-12-02 21:35:03,810 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 961 transitions. [2023-12-02 21:35:03,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2023-12-02 21:35:03,811 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:35:03,811 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:35:03,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:35:03,842 INFO L262 TraceCheckSpWp]: Trace formula consists of 175 conjuncts, 18 conjunts are in the unsatisfiable core [2023-12-02 21:35:03,844 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:35:03,867 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 67 proven. 5 refuted. 0 times theorem prover too weak. 148 trivial. 0 not checked. [2023-12-02 21:35:05,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:35:05,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 981 states to 207 states and 962 transitions. [2023-12-02 21:35:05,158 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 962 transitions. [2023-12-02 21:35:05,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-12-02 21:35:05,158 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:35:05,158 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:35:05,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:35:05,272 INFO L262 TraceCheckSpWp]: Trace formula consists of 180 conjuncts, 39 conjunts are in the unsatisfiable core [2023-12-02 21:35:05,275 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:35:22,867 INFO L134 CoverageAnalysis]: Checked inductivity of 232 backedges. 46 proven. 31 refuted. 0 times theorem prover too weak. 155 trivial. 0 not checked. [2023-12-02 21:36:02,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:36:02,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1036 states to 212 states and 1017 transitions. [2023-12-02 21:36:02,355 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 1017 transitions. [2023-12-02 21:36:02,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-12-02 21:36:02,356 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:36:02,356 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:36:02,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:36:02,475 INFO L262 TraceCheckSpWp]: Trace formula consists of 180 conjuncts, 44 conjunts are in the unsatisfiable core [2023-12-02 21:36:02,477 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:36:20,639 INFO L134 CoverageAnalysis]: Checked inductivity of 232 backedges. 63 proven. 35 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2023-12-02 21:36:34,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:36:34,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1050 states to 215 states and 1031 transitions. [2023-12-02 21:36:34,405 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 1031 transitions. [2023-12-02 21:36:34,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-12-02 21:36:34,406 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:36:34,406 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:36:34,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:36:34,512 INFO L262 TraceCheckSpWp]: Trace formula consists of 180 conjuncts, 39 conjunts are in the unsatisfiable core [2023-12-02 21:36:34,514 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:36:38,477 INFO L134 CoverageAnalysis]: Checked inductivity of 232 backedges. 46 proven. 31 refuted. 0 times theorem prover too weak. 155 trivial. 0 not checked. [2023-12-02 21:36:46,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:36:46,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1054 states to 217 states and 1035 transitions. [2023-12-02 21:36:46,388 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 1035 transitions. [2023-12-02 21:36:46,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-12-02 21:36:46,389 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:36:46,389 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:36:46,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:36:46,493 INFO L262 TraceCheckSpWp]: Trace formula consists of 180 conjuncts, 39 conjunts are in the unsatisfiable core [2023-12-02 21:36:46,495 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:36:51,002 INFO L134 CoverageAnalysis]: Checked inductivity of 232 backedges. 46 proven. 31 refuted. 0 times theorem prover too weak. 155 trivial. 0 not checked. [2023-12-02 21:36:59,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:36:59,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1060 states to 219 states and 1041 transitions. [2023-12-02 21:36:59,638 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 1041 transitions. [2023-12-02 21:36:59,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-12-02 21:36:59,639 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:36:59,639 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:36:59,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:36:59,744 INFO L262 TraceCheckSpWp]: Trace formula consists of 180 conjuncts, 39 conjunts are in the unsatisfiable core [2023-12-02 21:36:59,745 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:37:04,158 INFO L134 CoverageAnalysis]: Checked inductivity of 232 backedges. 46 proven. 31 refuted. 0 times theorem prover too weak. 155 trivial. 0 not checked. [2023-12-02 21:37:06,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:37:06,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1062 states to 220 states and 1043 transitions. [2023-12-02 21:37:06,042 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 1043 transitions. [2023-12-02 21:37:06,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-12-02 21:37:06,043 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:37:06,043 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:37:06,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:37:06,149 INFO L262 TraceCheckSpWp]: Trace formula consists of 180 conjuncts, 39 conjunts are in the unsatisfiable core [2023-12-02 21:37:06,151 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:37:10,784 INFO L134 CoverageAnalysis]: Checked inductivity of 232 backedges. 46 proven. 31 refuted. 0 times theorem prover too weak. 155 trivial. 0 not checked. [2023-12-02 21:37:12,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:37:12,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1063 states to 221 states and 1044 transitions. [2023-12-02 21:37:12,719 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 1044 transitions. [2023-12-02 21:37:12,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2023-12-02 21:37:12,720 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:37:12,720 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:37:12,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:37:12,819 INFO L262 TraceCheckSpWp]: Trace formula consists of 189 conjuncts, 39 conjunts are in the unsatisfiable core [2023-12-02 21:37:12,821 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:37:21,345 INFO L134 CoverageAnalysis]: Checked inductivity of 277 backedges. 51 proven. 34 refuted. 0 times theorem prover too weak. 192 trivial. 0 not checked. [2023-12-02 21:37:48,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:37:48,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1127 states to 226 states and 1108 transitions. [2023-12-02 21:37:48,857 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 1108 transitions. [2023-12-02 21:37:48,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2023-12-02 21:37:48,858 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:37:48,858 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:37:48,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:37:48,964 INFO L262 TraceCheckSpWp]: Trace formula consists of 189 conjuncts, 39 conjunts are in the unsatisfiable core [2023-12-02 21:37:48,966 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:37:54,249 INFO L134 CoverageAnalysis]: Checked inductivity of 277 backedges. 51 proven. 34 refuted. 0 times theorem prover too weak. 192 trivial. 0 not checked. [2023-12-02 21:37:57,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:37:57,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1131 states to 227 states and 1112 transitions. [2023-12-02 21:37:57,900 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 1112 transitions. [2023-12-02 21:37:57,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2023-12-02 21:37:57,900 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:37:57,901 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:37:57,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:37:58,001 INFO L262 TraceCheckSpWp]: Trace formula consists of 189 conjuncts, 39 conjunts are in the unsatisfiable core [2023-12-02 21:37:58,003 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:38:13,809 INFO L134 CoverageAnalysis]: Checked inductivity of 277 backedges. 51 proven. 34 refuted. 0 times theorem prover too weak. 192 trivial. 0 not checked. [2023-12-02 21:38:17,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:38:17,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1139 states to 228 states and 1120 transitions. [2023-12-02 21:38:17,526 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 1120 transitions. [2023-12-02 21:38:17,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2023-12-02 21:38:17,527 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:38:17,527 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:38:17,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:38:17,636 INFO L262 TraceCheckSpWp]: Trace formula consists of 189 conjuncts, 39 conjunts are in the unsatisfiable core [2023-12-02 21:38:17,638 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:38:24,649 INFO L134 CoverageAnalysis]: Checked inductivity of 277 backedges. 51 proven. 34 refuted. 0 times theorem prover too weak. 192 trivial. 0 not checked. [2023-12-02 21:38:41,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:38:41,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1163 states to 232 states and 1144 transitions. [2023-12-02 21:38:41,404 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 1144 transitions. [2023-12-02 21:38:41,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2023-12-02 21:38:41,405 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:38:41,405 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:38:41,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:38:41,499 INFO L262 TraceCheckSpWp]: Trace formula consists of 189 conjuncts, 43 conjunts are in the unsatisfiable core [2023-12-02 21:38:41,501 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:39:00,509 INFO L134 CoverageAnalysis]: Checked inductivity of 277 backedges. 79 proven. 49 refuted. 0 times theorem prover too weak. 149 trivial. 0 not checked. [2023-12-02 21:39:10,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:39:10,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1165 states to 234 states and 1146 transitions. [2023-12-02 21:39:10,478 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states and 1146 transitions. [2023-12-02 21:39:10,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2023-12-02 21:39:10,479 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:39:10,479 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:39:10,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:39:10,577 INFO L262 TraceCheckSpWp]: Trace formula consists of 189 conjuncts, 39 conjunts are in the unsatisfiable core [2023-12-02 21:39:10,579 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:39:15,258 INFO L134 CoverageAnalysis]: Checked inductivity of 277 backedges. 51 proven. 34 refuted. 0 times theorem prover too weak. 192 trivial. 0 not checked. [2023-12-02 21:39:26,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:39:26,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1168 states to 236 states and 1149 transitions. [2023-12-02 21:39:26,827 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 1149 transitions. [2023-12-02 21:39:26,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2023-12-02 21:39:26,828 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:39:26,829 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:39:26,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:39:26,926 INFO L262 TraceCheckSpWp]: Trace formula consists of 189 conjuncts, 39 conjunts are in the unsatisfiable core [2023-12-02 21:39:26,927 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:39:31,401 INFO L134 CoverageAnalysis]: Checked inductivity of 277 backedges. 51 proven. 34 refuted. 0 times theorem prover too weak. 192 trivial. 0 not checked. [2023-12-02 21:39:47,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:39:47,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1189 states to 240 states and 1170 transitions. [2023-12-02 21:39:47,891 INFO L276 IsEmpty]: Start isEmpty. Operand 240 states and 1170 transitions. [2023-12-02 21:39:47,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2023-12-02 21:39:47,892 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:39:47,892 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:39:48,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:39:48,008 INFO L262 TraceCheckSpWp]: Trace formula consists of 189 conjuncts, 39 conjunts are in the unsatisfiable core [2023-12-02 21:39:48,010 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:39:52,681 INFO L134 CoverageAnalysis]: Checked inductivity of 277 backedges. 51 proven. 34 refuted. 0 times theorem prover too weak. 192 trivial. 0 not checked. [2023-12-02 21:40:01,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:40:01,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1191 states to 242 states and 1172 transitions. [2023-12-02 21:40:01,352 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 1172 transitions. [2023-12-02 21:40:01,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2023-12-02 21:40:01,353 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:40:01,353 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:40:01,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:40:01,599 INFO L262 TraceCheckSpWp]: Trace formula consists of 205 conjuncts, 23 conjunts are in the unsatisfiable core [2023-12-02 21:40:01,601 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:40:39,153 WARN L293 SmtUtils]: Spent 10.53s on a formula simplification that was a NOOP. DAG size: 55 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-12-02 21:40:41,785 INFO L134 CoverageAnalysis]: Checked inductivity of 338 backedges. 56 proven. 49 refuted. 0 times theorem prover too weak. 233 trivial. 0 not checked. [2023-12-02 21:41:19,126 WARN L293 SmtUtils]: Spent 19.70s on a formula simplification. DAG size of input: 72 DAG size of output: 50 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-12-02 21:41:51,600 WARN L293 SmtUtils]: Spent 10.36s on a formula simplification that was a NOOP. DAG size: 56 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-12-02 21:42:24,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:42:24,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1254 states to 247 states and 1235 transitions. [2023-12-02 21:42:24,993 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 1235 transitions. [2023-12-02 21:42:24,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2023-12-02 21:42:24,994 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:42:24,994 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:42:25,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:42:25,228 INFO L262 TraceCheckSpWp]: Trace formula consists of 205 conjuncts, 23 conjunts are in the unsatisfiable core [2023-12-02 21:42:25,230 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:42:29,275 INFO L134 CoverageAnalysis]: Checked inductivity of 338 backedges. 56 proven. 49 refuted. 0 times theorem prover too weak. 233 trivial. 0 not checked. [2023-12-02 21:42:38,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:42:38,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1259 states to 249 states and 1240 transitions. [2023-12-02 21:42:38,322 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 1240 transitions. [2023-12-02 21:42:38,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2023-12-02 21:42:38,323 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:42:38,324 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:42:38,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:42:38,565 INFO L262 TraceCheckSpWp]: Trace formula consists of 205 conjuncts, 23 conjunts are in the unsatisfiable core [2023-12-02 21:42:38,566 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:42:42,759 INFO L134 CoverageAnalysis]: Checked inductivity of 338 backedges. 56 proven. 49 refuted. 0 times theorem prover too weak. 233 trivial. 0 not checked. [2023-12-02 21:42:52,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:42:52,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1261 states to 251 states and 1242 transitions. [2023-12-02 21:42:52,477 INFO L276 IsEmpty]: Start isEmpty. Operand 251 states and 1242 transitions. [2023-12-02 21:42:52,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2023-12-02 21:42:52,479 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:42:52,479 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:42:52,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:42:52,519 INFO L262 TraceCheckSpWp]: Trace formula consists of 205 conjuncts, 11 conjunts are in the unsatisfiable core [2023-12-02 21:42:52,520 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:42:54,035 INFO L134 CoverageAnalysis]: Checked inductivity of 334 backedges. 24 proven. 260 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2023-12-02 21:43:24,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:43:24,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1480 states to 261 states and 1460 transitions. [2023-12-02 21:43:24,505 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 1460 transitions. [2023-12-02 21:43:24,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2023-12-02 21:43:24,507 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:43:24,507 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:43:24,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:43:24,749 INFO L262 TraceCheckSpWp]: Trace formula consists of 205 conjuncts, 23 conjunts are in the unsatisfiable core [2023-12-02 21:43:24,751 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:43:28,869 INFO L134 CoverageAnalysis]: Checked inductivity of 338 backedges. 56 proven. 49 refuted. 0 times theorem prover too weak. 233 trivial. 0 not checked. [2023-12-02 21:43:54,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:43:55,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1495 states to 264 states and 1475 transitions. [2023-12-02 21:43:55,001 INFO L276 IsEmpty]: Start isEmpty. Operand 264 states and 1475 transitions. [2023-12-02 21:43:55,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2023-12-02 21:43:55,003 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:43:55,003 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:43:55,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:43:55,045 INFO L262 TraceCheckSpWp]: Trace formula consists of 205 conjuncts, 11 conjunts are in the unsatisfiable core [2023-12-02 21:43:55,047 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:43:55,159 INFO L134 CoverageAnalysis]: Checked inductivity of 334 backedges. 24 proven. 260 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2023-12-02 21:44:19,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:44:19,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1501 states to 267 states and 1481 transitions. [2023-12-02 21:44:19,413 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 1481 transitions. [2023-12-02 21:44:19,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2023-12-02 21:44:19,415 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:44:19,415 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:44:19,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:44:19,456 INFO L262 TraceCheckSpWp]: Trace formula consists of 205 conjuncts, 11 conjunts are in the unsatisfiable core [2023-12-02 21:44:19,457 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:44:19,532 INFO L134 CoverageAnalysis]: Checked inductivity of 334 backedges. 24 proven. 260 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked.