./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/freire1_unwindbound10.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows 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_72273ea9-c080-40d0-8340-72949977763c/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72273ea9-c080-40d0-8340-72949977763c/bin/ukojak-verify-afCqCEvfdi/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72273ea9-c080-40d0-8340-72949977763c/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72273ea9-c080-40d0-8340-72949977763c/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/freire1_unwindbound10.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72273ea9-c080-40d0-8340-72949977763c/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72273ea9-c080-40d0-8340-72949977763c/bin/ukojak-verify-afCqCEvfdi --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 6733f5cb9fc343de68240fd800b3186de8da0c1fcb51c576de9d571eaa34d1a7 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 23:08:00,501 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 23:08:00,603 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72273ea9-c080-40d0-8340-72949977763c/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-24 23:08:00,611 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 23:08:00,612 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 23:08:00,635 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 23:08:00,636 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 23:08:00,637 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 23:08:00,638 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 23:08:00,638 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 23:08:00,639 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 23:08:00,639 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 23:08:00,640 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 23:08:00,641 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 23:08:00,641 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 23:08:00,642 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 23:08:00,642 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 23:08:00,643 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 23:08:00,643 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 23:08:00,644 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-24 23:08:00,645 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-24 23:08:00,645 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 23:08:00,646 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 23:08:00,646 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 23:08:00,647 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 23:08:00,647 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 23:08:00,648 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 23:08:00,648 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 23:08:00,649 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:08:00,649 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 23:08:00,650 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 23:08:00,650 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 23:08:00,651 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 23:08:00,651 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 23:08:00,652 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 23:08:00,652 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_72273ea9-c080-40d0-8340-72949977763c/bin/ukojak-verify-afCqCEvfdi/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72273ea9-c080-40d0-8340-72949977763c/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6733f5cb9fc343de68240fd800b3186de8da0c1fcb51c576de9d571eaa34d1a7 [2023-11-24 23:08:00,964 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 23:08:00,993 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 23:08:00,996 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 23:08:00,997 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 23:08:00,998 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 23:08:00,999 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72273ea9-c080-40d0-8340-72949977763c/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/nla-digbench-scaling/freire1_unwindbound10.c [2023-11-24 23:08:04,376 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 23:08:04,572 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 23:08:04,572 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72273ea9-c080-40d0-8340-72949977763c/sv-benchmarks/c/nla-digbench-scaling/freire1_unwindbound10.c [2023-11-24 23:08:04,579 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72273ea9-c080-40d0-8340-72949977763c/bin/ukojak-verify-afCqCEvfdi/data/5de202672/094cd1e3677c4881ace2e14919dc7bc1/FLAGa135dc830 [2023-11-24 23:08:04,593 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72273ea9-c080-40d0-8340-72949977763c/bin/ukojak-verify-afCqCEvfdi/data/5de202672/094cd1e3677c4881ace2e14919dc7bc1 [2023-11-24 23:08:04,598 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 23:08:04,601 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 23:08:04,602 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 23:08:04,604 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 23:08:04,609 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 23:08:04,610 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:08:04" (1/1) ... [2023-11-24 23:08:04,611 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@152f5019 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:08:04, skipping insertion in model container [2023-11-24 23:08:04,611 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:08:04" (1/1) ... [2023-11-24 23:08:04,631 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:08:04,811 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:08:04,822 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 23:08:04,860 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:08:04,879 INFO L206 MainTranslator]: Completed translation [2023-11-24 23:08:04,880 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:08:04 WrapperNode [2023-11-24 23:08:04,880 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 23:08:04,882 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 23:08:04,882 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 23:08:04,882 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 23:08:04,890 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:08:04" (1/1) ... [2023-11-24 23:08:04,900 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:08:04" (1/1) ... [2023-11-24 23:08:04,923 INFO L138 Inliner]: procedures = 14, calls = 10, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 48 [2023-11-24 23:08:04,924 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 23:08:04,924 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 23:08:04,925 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 23:08:04,925 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 23:08:04,936 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:08:04" (1/1) ... [2023-11-24 23:08:04,936 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:08:04" (1/1) ... [2023-11-24 23:08:04,947 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:08:04" (1/1) ... [2023-11-24 23:08:04,948 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:08:04" (1/1) ... [2023-11-24 23:08:04,955 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:08:04" (1/1) ... [2023-11-24 23:08:04,964 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:08:04" (1/1) ... [2023-11-24 23:08:04,965 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:08:04" (1/1) ... [2023-11-24 23:08:04,967 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:08:04" (1/1) ... [2023-11-24 23:08:04,974 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 23:08:04,975 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 23:08:04,975 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 23:08:04,976 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 23:08:04,977 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:08:04" (1/1) ... [2023-11-24 23:08:04,982 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:08:04,996 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72273ea9-c080-40d0-8340-72949977763c/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 23:08:05,018 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72273ea9-c080-40d0-8340-72949977763c/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 23:08:05,047 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72273ea9-c080-40d0-8340-72949977763c/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 23:08:05,070 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 23:08:05,070 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 23:08:05,070 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 23:08:05,071 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 23:08:05,071 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-24 23:08:05,072 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-24 23:08:05,147 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 23:08:05,151 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 23:08:05,341 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 23:08:05,372 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 23:08:05,373 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-24 23:08:05,374 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:08:05 BoogieIcfgContainer [2023-11-24 23:08:05,375 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 23:08:05,376 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 23:08:05,376 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 23:08:05,388 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 23:08:05,389 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:08:05" (1/1) ... [2023-11-24 23:08:05,399 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:08:05,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:08:05,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 26 states and 29 transitions. [2023-11-24 23:08:05,460 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 29 transitions. [2023-11-24 23:08:05,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-24 23:08:05,462 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:08:05,463 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:08:05,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:08:05,593 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:08:05,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:08:05,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 25 states and 27 transitions. [2023-11-24 23:08:05,621 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 27 transitions. [2023-11-24 23:08:05,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-24 23:08:05,621 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:08:05,622 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:08:05,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:08:05,708 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:08:05,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:08:05,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 27 states and 30 transitions. [2023-11-24 23:08:05,748 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 30 transitions. [2023-11-24 23:08:05,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-24 23:08:05,748 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:08:05,748 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:08:05,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:08:05,799 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:08:05,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:08:05,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 28 states and 31 transitions. [2023-11-24 23:08:05,845 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 31 transitions. [2023-11-24 23:08:05,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-24 23:08:05,846 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:08:05,846 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:08:05,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:08:05,881 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:08:05,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:08:05,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 27 states and 30 transitions. [2023-11-24 23:08:05,897 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 30 transitions. [2023-11-24 23:08:05,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-24 23:08:05,897 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:08:05,898 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:08:05,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:08:05,950 INFO L262 TraceCheckSpWp]: Trace formula consists of 34 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:08:05,954 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:08:05,985 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:08:06,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:08:06,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 33 states and 39 transitions. [2023-11-24 23:08:06,159 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 39 transitions. [2023-11-24 23:08:06,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-24 23:08:06,160 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:08:06,160 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:08:06,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:08:06,200 INFO L262 TraceCheckSpWp]: Trace formula consists of 34 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:08:06,201 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:08:06,277 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:08:06,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:08:06,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 34 states and 41 transitions. [2023-11-24 23:08:06,417 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 41 transitions. [2023-11-24 23:08:06,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-24 23:08:06,425 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:08:06,425 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:08:06,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:08:06,487 INFO L262 TraceCheckSpWp]: Trace formula consists of 44 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:08:06,488 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:08:06,537 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:08:06,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:08:06,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 37 states and 47 transitions. [2023-11-24 23:08:06,605 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 47 transitions. [2023-11-24 23:08:06,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-24 23:08:06,607 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:08:06,608 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:08:06,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:08:06,663 INFO L262 TraceCheckSpWp]: Trace formula consists of 45 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:08:06,664 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:08:06,770 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:08:06,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:08:06,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 39 states and 50 transitions. [2023-11-24 23:08:06,985 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 50 transitions. [2023-11-24 23:08:06,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-24 23:08:06,987 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:08:06,987 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:08:07,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:08:07,019 INFO L262 TraceCheckSpWp]: Trace formula consists of 45 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:08:07,021 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:08:07,075 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:08:07,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:08:07,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 43 states and 57 transitions. [2023-11-24 23:08:07,251 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 57 transitions. [2023-11-24 23:08:07,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-24 23:08:07,252 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:08:07,253 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:08:07,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:08:07,276 INFO L262 TraceCheckSpWp]: Trace formula consists of 50 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 23:08:07,277 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:08:07,395 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:08:08,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:08:08,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 54 states and 79 transitions. [2023-11-24 23:08:08,012 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 79 transitions. [2023-11-24 23:08:08,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-24 23:08:08,014 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:08:08,014 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:08:08,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:08:08,052 INFO L262 TraceCheckSpWp]: Trace formula consists of 51 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-24 23:08:08,067 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:08:08,171 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:08:08,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:08:08,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 65 states and 101 transitions. [2023-11-24 23:08:08,939 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 101 transitions. [2023-11-24 23:08:08,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-24 23:08:08,940 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:08:08,940 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:08:08,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:08:08,976 INFO L262 TraceCheckSpWp]: Trace formula consists of 56 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-24 23:08:08,983 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:08:09,062 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:08:09,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:08:09,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 72 states and 112 transitions. [2023-11-24 23:08:09,564 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 112 transitions. [2023-11-24 23:08:09,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-24 23:08:09,565 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:08:09,565 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:08:09,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:08:09,608 INFO L262 TraceCheckSpWp]: Trace formula consists of 56 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-24 23:08:09,609 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:08:09,645 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:08:10,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:08:10,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 75 states and 115 transitions. [2023-11-24 23:08:10,147 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 115 transitions. [2023-11-24 23:08:10,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-24 23:08:10,148 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:08:10,149 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:08:10,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:08:10,171 INFO L262 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:08:10,172 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:08:10,245 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 23:08:10,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:08:10,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 79 states and 128 transitions. [2023-11-24 23:08:10,520 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 128 transitions. [2023-11-24 23:08:10,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-24 23:08:10,521 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:08:10,521 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:08:10,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:08:10,551 INFO L262 TraceCheckSpWp]: Trace formula consists of 72 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-24 23:08:10,553 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:08:10,798 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:08:12,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:08:12,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 98 states and 157 transitions. [2023-11-24 23:08:12,132 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 157 transitions. [2023-11-24 23:08:12,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-24 23:08:12,133 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:08:12,134 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:08:12,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:08:12,158 INFO L262 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-24 23:08:12,159 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:08:12,475 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:08:13,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:08:13,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 110 states and 184 transitions. [2023-11-24 23:08:13,373 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 184 transitions. [2023-11-24 23:08:13,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-24 23:08:13,374 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:08:13,375 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:08:13,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:08:13,402 INFO L262 TraceCheckSpWp]: Trace formula consists of 78 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-24 23:08:13,403 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:08:13,513 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 23:08:14,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:08:14,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 116 states and 194 transitions. [2023-11-24 23:08:14,203 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 194 transitions. [2023-11-24 23:08:14,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-24 23:08:14,204 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:08:14,204 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:08:14,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:08:14,247 INFO L262 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 23:08:14,253 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:08:14,387 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 23:08:14,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:08:14,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 120 states and 212 transitions. [2023-11-24 23:08:14,849 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 212 transitions. [2023-11-24 23:08:14,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-24 23:08:14,851 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:08:14,851 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:08:14,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:08:14,896 INFO L262 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-24 23:08:14,899 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:08:15,214 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:08:15,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:08:15,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 127 states and 222 transitions. [2023-11-24 23:08:15,703 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 222 transitions. [2023-11-24 23:08:15,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-24 23:08:15,705 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:08:15,705 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:08:15,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:08:15,761 INFO L262 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 23:08:15,763 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:08:15,989 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 9 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:08:16,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:08:16,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 260 states to 139 states and 252 transitions. [2023-11-24 23:08:16,731 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 252 transitions. [2023-11-24 23:08:16,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-24 23:08:16,733 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:08:16,733 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:08:16,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:08:16,768 INFO L262 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-24 23:08:16,769 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:08:16,910 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 0 proven. 48 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 23:08:17,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:08:17,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 271 states to 145 states and 263 transitions. [2023-11-24 23:08:17,728 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 263 transitions. [2023-11-24 23:08:17,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-24 23:08:17,729 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:08:17,729 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:08:17,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:08:17,768 INFO L262 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-24 23:08:17,770 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:08:17,839 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 0 proven. 48 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 23:08:18,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:08:18,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 273 states to 148 states and 265 transitions. [2023-11-24 23:08:18,320 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 265 transitions. [2023-11-24 23:08:18,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-24 23:08:18,321 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:08:18,322 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:08:18,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:08:18,351 INFO L262 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-24 23:08:18,352 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:08:18,492 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 60 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-24 23:08:18,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:08:18,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 294 states to 152 states and 286 transitions. [2023-11-24 23:08:18,958 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 286 transitions. [2023-11-24 23:08:18,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-24 23:08:18,960 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:08:18,960 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:08:18,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:08:18,990 INFO L262 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-24 23:08:18,992 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:08:19,273 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 80 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:08:19,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:08:19,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 305 states to 159 states and 297 transitions. [2023-11-24 23:08:19,992 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 297 transitions. [2023-11-24 23:08:19,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-24 23:08:19,993 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:08:19,994 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:08:20,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:08:20,026 INFO L262 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-24 23:08:20,028 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:08:20,224 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 80 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:08:20,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:08:20,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 307 states to 162 states and 299 transitions. [2023-11-24 23:08:20,855 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 299 transitions. [2023-11-24 23:08:20,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-24 23:08:20,856 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:08:20,857 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:08:20,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:08:20,887 INFO L262 TraceCheckSpWp]: Trace formula consists of 117 conjuncts, 10 conjunts are in the unsatisfiable core [2023-11-24 23:08:20,889 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:08:21,109 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 12 proven. 72 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:08:21,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:08:21,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 328 states to 172 states and 320 transitions. [2023-11-24 23:08:21,881 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 320 transitions. [2023-11-24 23:08:21,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-24 23:08:21,882 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:08:21,882 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:08:21,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:08:21,926 INFO L262 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-24 23:08:21,928 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:08:22,085 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 0 proven. 84 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-24 23:08:22,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:08:22,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 340 states to 178 states and 332 transitions. [2023-11-24 23:08:22,983 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 332 transitions. [2023-11-24 23:08:22,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-24 23:08:22,987 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:08:22,988 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:08:23,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:08:23,029 INFO L262 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-24 23:08:23,031 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:08:23,097 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 0 proven. 84 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-24 23:08:23,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:08:23,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 342 states to 181 states and 334 transitions. [2023-11-24 23:08:23,695 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 334 transitions. [2023-11-24 23:08:23,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-24 23:08:23,696 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:08:23,696 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:08:23,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:08:23,730 INFO L262 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-24 23:08:23,731 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:08:23,809 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 0 proven. 84 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-24 23:08:24,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:08:24,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 344 states to 184 states and 336 transitions. [2023-11-24 23:08:24,392 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 336 transitions. [2023-11-24 23:08:24,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-24 23:08:24,393 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:08:24,394 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:08:24,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:08:24,432 INFO L262 TraceCheckSpWp]: Trace formula consists of 133 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-24 23:08:24,433 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:08:24,589 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 0 proven. 100 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-24 23:08:25,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:08:25,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 366 states to 188 states and 358 transitions. [2023-11-24 23:08:25,152 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 358 transitions. [2023-11-24 23:08:25,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-11-24 23:08:25,153 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:08:25,153 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:08:25,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:08:25,200 INFO L262 TraceCheckSpWp]: Trace formula consists of 138 conjuncts, 12 conjunts are in the unsatisfiable core [2023-11-24 23:08:25,203 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:08:26,048 INFO L134 CoverageAnalysis]: Checked inductivity of 130 backedges. 130 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:08:27,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:08:27,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 377 states to 195 states and 369 transitions. [2023-11-24 23:08:27,374 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 369 transitions. [2023-11-24 23:08:27,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-11-24 23:08:27,375 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:08:27,376 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:08:27,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:08:27,411 INFO L262 TraceCheckSpWp]: Trace formula consists of 139 conjuncts, 12 conjunts are in the unsatisfiable core [2023-11-24 23:08:27,413 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:08:27,767 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 15 proven. 120 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:08:28,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:08:28,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 400 states to 205 states and 392 transitions. [2023-11-24 23:08:28,753 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 392 transitions. [2023-11-24 23:08:28,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2023-11-24 23:08:28,754 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:08:28,755 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:08:28,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:08:28,799 INFO L262 TraceCheckSpWp]: Trace formula consists of 144 conjuncts, 13 conjunts are in the unsatisfiable core [2023-11-24 23:08:28,800 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:08:29,001 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 0 proven. 130 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-24 23:08:29,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:08:29,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 413 states to 211 states and 405 transitions. [2023-11-24 23:08:29,958 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 405 transitions. [2023-11-24 23:08:29,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2023-11-24 23:08:29,960 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:08:29,961 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:08:30,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:08:30,007 INFO L262 TraceCheckSpWp]: Trace formula consists of 144 conjuncts, 13 conjunts are in the unsatisfiable core [2023-11-24 23:08:30,009 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:08:30,115 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 0 proven. 130 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-24 23:08:31,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:08:31,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 416 states to 214 states and 408 transitions. [2023-11-24 23:08:31,319 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 408 transitions. [2023-11-24 23:08:31,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2023-11-24 23:08:31,320 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:08:31,320 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:08:31,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:08:31,366 INFO L262 TraceCheckSpWp]: Trace formula consists of 144 conjuncts, 13 conjunts are in the unsatisfiable core [2023-11-24 23:08:31,368 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:08:31,467 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 0 proven. 130 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-24 23:08:32,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:08:32,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 418 states to 217 states and 410 transitions. [2023-11-24 23:08:32,275 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 410 transitions. [2023-11-24 23:08:32,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2023-11-24 23:08:32,276 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:08:32,276 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:08:32,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:08:32,357 INFO L262 TraceCheckSpWp]: Trace formula consists of 144 conjuncts, 13 conjunts are in the unsatisfiable core [2023-11-24 23:08:32,358 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:08:32,448 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 0 proven. 130 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-24 23:08:33,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:08:33,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 420 states to 220 states and 412 transitions. [2023-11-24 23:08:33,233 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 412 transitions. [2023-11-24 23:08:33,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2023-11-24 23:08:33,235 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:08:33,235 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:08:33,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:08:33,279 INFO L262 TraceCheckSpWp]: Trace formula consists of 144 conjuncts, 13 conjunts are in the unsatisfiable core [2023-11-24 23:08:33,281 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:08:33,366 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 0 proven. 130 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-24 23:08:34,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:08:34,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 422 states to 223 states and 414 transitions. [2023-11-24 23:08:34,180 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 414 transitions. [2023-11-24 23:08:34,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2023-11-24 23:08:34,182 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:08:34,182 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:08:34,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:08:34,223 INFO L262 TraceCheckSpWp]: Trace formula consists of 144 conjuncts, 13 conjunts are in the unsatisfiable core [2023-11-24 23:08:34,224 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:08:34,316 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 0 proven. 130 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-24 23:08:35,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:08:35,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 424 states to 226 states and 416 transitions. [2023-11-24 23:08:35,061 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 416 transitions. [2023-11-24 23:08:35,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-11-24 23:08:35,062 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:08:35,062 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:08:35,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:08:35,098 INFO L262 TraceCheckSpWp]: Trace formula consists of 155 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-24 23:08:35,099 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:08:35,303 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 0 proven. 150 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-11-24 23:08:35,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:08:35,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 447 states to 230 states and 439 transitions. [2023-11-24 23:08:35,962 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 439 transitions. [2023-11-24 23:08:35,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2023-11-24 23:08:35,963 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:08:35,964 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:08:36,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:08:36,043 INFO L262 TraceCheckSpWp]: Trace formula consists of 160 conjuncts, 14 conjunts are in the unsatisfiable core [2023-11-24 23:08:36,045 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:08:36,403 INFO L134 CoverageAnalysis]: Checked inductivity of 192 backedges. 192 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:08:38,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:08:38,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 460 states to 240 states and 452 transitions. [2023-11-24 23:08:38,190 INFO L276 IsEmpty]: Start isEmpty. Operand 240 states and 452 transitions. [2023-11-24 23:08:38,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2023-11-24 23:08:38,191 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:08:38,191 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:08:38,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:08:38,257 INFO L262 TraceCheckSpWp]: Trace formula consists of 161 conjuncts, 14 conjunts are in the unsatisfiable core [2023-11-24 23:08:38,258 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:08:38,632 INFO L134 CoverageAnalysis]: Checked inductivity of 198 backedges. 18 proven. 180 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:08:39,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:08:39,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 485 states to 250 states and 477 transitions. [2023-11-24 23:08:39,754 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 477 transitions. [2023-11-24 23:08:39,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2023-11-24 23:08:39,756 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:08:39,756 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:08:39,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:08:39,812 INFO L262 TraceCheckSpWp]: Trace formula consists of 166 conjuncts, 15 conjunts are in the unsatisfiable core [2023-11-24 23:08:39,814 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:08:40,054 INFO L134 CoverageAnalysis]: Checked inductivity of 216 backedges. 0 proven. 186 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-11-24 23:08:41,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:08:41,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 499 states to 256 states and 491 transitions. [2023-11-24 23:08:41,388 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 491 transitions. [2023-11-24 23:08:41,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2023-11-24 23:08:41,389 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:08:41,389 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:08:41,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:08:41,436 INFO L262 TraceCheckSpWp]: Trace formula consists of 166 conjuncts, 15 conjunts are in the unsatisfiable core [2023-11-24 23:08:41,438 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:08:41,533 INFO L134 CoverageAnalysis]: Checked inductivity of 216 backedges. 0 proven. 186 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-11-24 23:08:42,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:08:42,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 501 states to 259 states and 493 transitions. [2023-11-24 23:08:42,457 INFO L276 IsEmpty]: Start isEmpty. Operand 259 states and 493 transitions. [2023-11-24 23:08:42,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2023-11-24 23:08:42,458 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:08:42,459 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:08:42,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:08:42,508 INFO L262 TraceCheckSpWp]: Trace formula consists of 166 conjuncts, 15 conjunts are in the unsatisfiable core [2023-11-24 23:08:42,522 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:08:42,633 INFO L134 CoverageAnalysis]: Checked inductivity of 216 backedges. 0 proven. 186 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-11-24 23:08:44,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:08:44,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 504 states to 262 states and 496 transitions. [2023-11-24 23:08:44,035 INFO L276 IsEmpty]: Start isEmpty. Operand 262 states and 496 transitions. [2023-11-24 23:08:44,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2023-11-24 23:08:44,037 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:08:44,037 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:08:44,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:08:44,080 INFO L262 TraceCheckSpWp]: Trace formula consists of 166 conjuncts, 15 conjunts are in the unsatisfiable core [2023-11-24 23:08:44,082 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:08:44,178 INFO L134 CoverageAnalysis]: Checked inductivity of 216 backedges. 0 proven. 186 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-11-24 23:08:45,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:08:45,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 506 states to 265 states and 498 transitions. [2023-11-24 23:08:45,073 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 498 transitions. [2023-11-24 23:08:45,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2023-11-24 23:08:45,074 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:08:45,074 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:08:45,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:08:45,118 INFO L262 TraceCheckSpWp]: Trace formula consists of 166 conjuncts, 15 conjunts are in the unsatisfiable core [2023-11-24 23:08:45,120 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:08:45,215 INFO L134 CoverageAnalysis]: Checked inductivity of 216 backedges. 0 proven. 186 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-11-24 23:08:46,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:08:46,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 508 states to 268 states and 500 transitions. [2023-11-24 23:08:46,054 INFO L276 IsEmpty]: Start isEmpty. Operand 268 states and 500 transitions. [2023-11-24 23:08:46,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2023-11-24 23:08:46,055 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:08:46,055 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:08:46,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:08:46,111 INFO L262 TraceCheckSpWp]: Trace formula consists of 166 conjuncts, 15 conjunts are in the unsatisfiable core [2023-11-24 23:08:46,113 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:08:46,226 INFO L134 CoverageAnalysis]: Checked inductivity of 216 backedges. 0 proven. 186 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-11-24 23:08:47,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:08:47,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 510 states to 271 states and 502 transitions. [2023-11-24 23:08:47,179 INFO L276 IsEmpty]: Start isEmpty. Operand 271 states and 502 transitions. [2023-11-24 23:08:47,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2023-11-24 23:08:47,180 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:08:47,181 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:08:47,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:08:47,227 INFO L262 TraceCheckSpWp]: Trace formula consists of 166 conjuncts, 15 conjunts are in the unsatisfiable core [2023-11-24 23:08:47,229 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:08:47,331 INFO L134 CoverageAnalysis]: Checked inductivity of 216 backedges. 0 proven. 186 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-11-24 23:08:48,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:08:48,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 512 states to 274 states and 504 transitions. [2023-11-24 23:08:48,289 INFO L276 IsEmpty]: Start isEmpty. Operand 274 states and 504 transitions. [2023-11-24 23:08:48,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2023-11-24 23:08:48,290 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:08:48,290 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:08:48,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:08:48,336 INFO L262 TraceCheckSpWp]: Trace formula consists of 177 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 23:08:48,337 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:08:48,603 INFO L134 CoverageAnalysis]: Checked inductivity of 252 backedges. 0 proven. 210 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2023-11-24 23:08:49,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:08:49,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 536 states to 278 states and 528 transitions. [2023-11-24 23:08:49,411 INFO L276 IsEmpty]: Start isEmpty. Operand 278 states and 528 transitions. [2023-11-24 23:08:49,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2023-11-24 23:08:49,412 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:08:49,412 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:08:49,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:08:49,454 INFO L262 TraceCheckSpWp]: Trace formula consists of 182 conjuncts, 17 conjunts are in the unsatisfiable core [2023-11-24 23:08:49,456 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:08:50,569 INFO L134 CoverageAnalysis]: Checked inductivity of 266 backedges. 266 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:08:53,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:08:53,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 569 states to 299 states and 561 transitions. [2023-11-24 23:08:53,158 INFO L276 IsEmpty]: Start isEmpty. Operand 299 states and 561 transitions. [2023-11-24 23:08:53,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2023-11-24 23:08:53,159 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:08:53,160 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:08:53,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:08:53,206 INFO L262 TraceCheckSpWp]: Trace formula consists of 182 conjuncts, 17 conjunts are in the unsatisfiable core [2023-11-24 23:08:53,209 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:08:53,423 INFO L134 CoverageAnalysis]: Checked inductivity of 266 backedges. 266 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:08:55,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:08:55,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 573 states to 305 states and 565 transitions. [2023-11-24 23:08:55,508 INFO L276 IsEmpty]: Start isEmpty. Operand 305 states and 565 transitions. [2023-11-24 23:08:55,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2023-11-24 23:08:55,509 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:08:55,509 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:08:55,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:08:55,557 INFO L262 TraceCheckSpWp]: Trace formula consists of 182 conjuncts, 16 conjunts are in the unsatisfiable core [2023-11-24 23:08:55,559 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:08:56,029 INFO L134 CoverageAnalysis]: Checked inductivity of 266 backedges. 266 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.