./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/sqrt1-ll_unwindbound2.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03e9aab7-f881-44d0-848b-f102dfdabc2b/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03e9aab7-f881-44d0-848b-f102dfdabc2b/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_03e9aab7-f881-44d0-848b-f102dfdabc2b/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03e9aab7-f881-44d0-848b-f102dfdabc2b/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/sqrt1-ll_unwindbound2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03e9aab7-f881-44d0-848b-f102dfdabc2b/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_03e9aab7-f881-44d0-848b-f102dfdabc2b/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 d6c389695f28ab23288d12eab23e55426fe9ec0f0b8fe9723cca18e00c3db8b7 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 22:10:24,223 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 22:10:24,304 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03e9aab7-f881-44d0-848b-f102dfdabc2b/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-24 22:10:24,312 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 22:10:24,313 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 22:10:24,353 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 22:10:24,363 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 22:10:24,364 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 22:10:24,365 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 22:10:24,367 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 22:10:24,368 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 22:10:24,369 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 22:10:24,369 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 22:10:24,374 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 22:10:24,375 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 22:10:24,375 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 22:10:24,377 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 22:10:24,377 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 22:10:24,378 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 22:10:24,378 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-24 22:10:24,379 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-24 22:10:24,379 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 22:10:24,380 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 22:10:24,380 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 22:10:24,380 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 22:10:24,381 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 22:10:24,381 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 22:10:24,382 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 22:10:24,382 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:10:24,382 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 22:10:24,383 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 22:10:24,383 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 22:10:24,384 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 22:10:24,384 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 22:10:24,384 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 22:10:24,384 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_03e9aab7-f881-44d0-848b-f102dfdabc2b/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03e9aab7-f881-44d0-848b-f102dfdabc2b/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d6c389695f28ab23288d12eab23e55426fe9ec0f0b8fe9723cca18e00c3db8b7 [2023-11-24 22:10:24,684 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 22:10:24,706 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 22:10:24,709 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 22:10:24,710 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 22:10:24,711 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 22:10:24,713 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03e9aab7-f881-44d0-848b-f102dfdabc2b/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/nla-digbench-scaling/sqrt1-ll_unwindbound2.c [2023-11-24 22:10:27,817 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 22:10:28,099 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 22:10:28,100 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03e9aab7-f881-44d0-848b-f102dfdabc2b/sv-benchmarks/c/nla-digbench-scaling/sqrt1-ll_unwindbound2.c [2023-11-24 22:10:28,111 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03e9aab7-f881-44d0-848b-f102dfdabc2b/bin/ukojak-verify-afCqCEvfdi/data/17696071b/c096cb9c4c0a4ce795c7f56e28ff2be2/FLAG2166b056c [2023-11-24 22:10:28,130 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03e9aab7-f881-44d0-848b-f102dfdabc2b/bin/ukojak-verify-afCqCEvfdi/data/17696071b/c096cb9c4c0a4ce795c7f56e28ff2be2 [2023-11-24 22:10:28,136 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 22:10:28,139 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 22:10:28,143 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 22:10:28,143 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 22:10:28,149 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 22:10:28,153 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:10:28" (1/1) ... [2023-11-24 22:10:28,154 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5e0161b7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:10:28, skipping insertion in model container [2023-11-24 22:10:28,155 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:10:28" (1/1) ... [2023-11-24 22:10:28,186 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 22:10:28,410 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:10:28,423 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 22:10:28,446 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:10:28,462 INFO L206 MainTranslator]: Completed translation [2023-11-24 22:10:28,462 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:10:28 WrapperNode [2023-11-24 22:10:28,463 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 22:10:28,464 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 22:10:28,464 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 22:10:28,465 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 22:10:28,473 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:10:28" (1/1) ... [2023-11-24 22:10:28,487 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:10:28" (1/1) ... [2023-11-24 22:10:28,528 INFO L138 Inliner]: procedures = 14, calls = 14, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 100 [2023-11-24 22:10:28,528 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 22:10:28,529 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 22:10:28,529 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 22:10:28,529 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 22:10:28,542 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:10:28" (1/1) ... [2023-11-24 22:10:28,543 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:10:28" (1/1) ... [2023-11-24 22:10:28,545 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:10:28" (1/1) ... [2023-11-24 22:10:28,545 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:10:28" (1/1) ... [2023-11-24 22:10:28,549 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:10:28" (1/1) ... [2023-11-24 22:10:28,553 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:10:28" (1/1) ... [2023-11-24 22:10:28,554 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:10:28" (1/1) ... [2023-11-24 22:10:28,556 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:10:28" (1/1) ... [2023-11-24 22:10:28,558 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 22:10:28,563 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 22:10:28,564 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 22:10:28,564 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 22:10:28,571 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:10:28" (1/1) ... [2023-11-24 22:10:28,577 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:10:28,591 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03e9aab7-f881-44d0-848b-f102dfdabc2b/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 22:10:28,605 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03e9aab7-f881-44d0-848b-f102dfdabc2b/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 22:10:28,648 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03e9aab7-f881-44d0-848b-f102dfdabc2b/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 22:10:28,655 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 22:10:28,655 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 22:10:28,655 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 22:10:28,656 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 22:10:28,657 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-24 22:10:28,657 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-24 22:10:28,729 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 22:10:28,732 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 22:10:29,255 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 22:10:29,315 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 22:10:29,316 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-24 22:10:29,317 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:10:29 BoogieIcfgContainer [2023-11-24 22:10:29,320 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 22:10:29,321 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 22:10:29,322 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 22:10:29,336 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 22:10:29,336 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:10:29" (1/1) ... [2023-11-24 22:10:29,345 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 22:10:29,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:10:29,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 118 states and 125 transitions. [2023-11-24 22:10:29,402 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 125 transitions. [2023-11-24 22:10:29,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-24 22:10:29,403 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:10:29,404 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:10:29,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:10:29,523 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 22:10:29,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:10:29,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 118 states and 124 transitions. [2023-11-24 22:10:29,544 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 124 transitions. [2023-11-24 22:10:29,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-24 22:10:29,544 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:10:29,545 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:10:29,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:10:29,652 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 22:10:29,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:10:29,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 120 states and 127 transitions. [2023-11-24 22:10:29,685 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 127 transitions. [2023-11-24 22:10:29,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-24 22:10:29,686 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:10:29,686 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:10:29,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:10:29,739 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 22:10:29,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:10:29,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 121 states and 128 transitions. [2023-11-24 22:10:29,772 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 128 transitions. [2023-11-24 22:10:29,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-24 22:10:29,772 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:10:29,772 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:10:29,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:10:29,822 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 22:10:29,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:10:29,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 126 states and 136 transitions. [2023-11-24 22:10:29,975 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 136 transitions. [2023-11-24 22:10:29,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-24 22:10:29,976 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:10:29,976 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:10:29,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:10:30,020 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 22:10:30,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:10:30,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 127 states and 137 transitions. [2023-11-24 22:10:30,058 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 137 transitions. [2023-11-24 22:10:30,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-24 22:10:30,058 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:10:30,058 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:10:30,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:10:30,091 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 22:10:30,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:10:30,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 128 states and 138 transitions. [2023-11-24 22:10:30,104 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 138 transitions. [2023-11-24 22:10:30,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-24 22:10:30,105 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:10:30,105 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:10:30,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:10:30,136 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 22:10:30,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:10:30,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 129 states and 139 transitions. [2023-11-24 22:10:30,150 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 139 transitions. [2023-11-24 22:10:30,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-24 22:10:30,151 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:10:30,151 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:10:30,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:10:30,223 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 22:10:30,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:10:30,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 130 states and 140 transitions. [2023-11-24 22:10:30,238 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 140 transitions. [2023-11-24 22:10:30,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-24 22:10:30,242 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:10:30,242 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:10:30,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:10:30,282 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 22:10:30,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:10:30,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 132 states and 143 transitions. [2023-11-24 22:10:30,304 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 143 transitions. [2023-11-24 22:10:30,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-24 22:10:30,304 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:10:30,305 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:10:30,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:10:30,339 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 22:10:30,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:10:30,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 133 states and 144 transitions. [2023-11-24 22:10:30,356 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 144 transitions. [2023-11-24 22:10:30,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-24 22:10:30,356 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:10:30,357 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:10:30,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:10:30,419 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 22:10:30,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:10:30,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 134 states and 145 transitions. [2023-11-24 22:10:30,443 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 145 transitions. [2023-11-24 22:10:30,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-24 22:10:30,444 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:10:30,444 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:10:30,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:10:30,487 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 22:10:30,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:10:30,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 135 states and 146 transitions. [2023-11-24 22:10:30,504 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 146 transitions. [2023-11-24 22:10:30,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-24 22:10:30,505 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:10:30,506 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:10:30,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:10:30,560 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 22:10:30,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:10:30,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 134 states and 145 transitions. [2023-11-24 22:10:30,573 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 145 transitions. [2023-11-24 22:10:30,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-24 22:10:30,574 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:10:30,574 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:10:30,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:10:30,614 INFO L262 TraceCheckSpWp]: Trace formula consists of 56 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:10:30,619 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:10:30,682 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 22:10:30,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:10:30,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 136 states and 147 transitions. [2023-11-24 22:10:30,710 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 147 transitions. [2023-11-24 22:10:30,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-24 22:10:30,711 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:10:30,711 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:10:30,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:10:30,742 INFO L262 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 22:10:30,747 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:10:30,757 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 22:10:30,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:10:30,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 135 states and 146 transitions. [2023-11-24 22:10:30,769 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 146 transitions. [2023-11-24 22:10:30,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-24 22:10:30,770 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:10:30,771 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:10:30,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:10:30,820 INFO L262 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:10:30,823 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:10:30,882 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 22:10:31,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:10:31,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 153 states and 169 transitions. [2023-11-24 22:10:31,229 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 169 transitions. [2023-11-24 22:10:31,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-24 22:10:31,230 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:10:31,232 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:10:31,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:10:31,276 INFO L262 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 22:10:31,279 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:10:31,350 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 22:10:31,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:10:31,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 172 states and 194 transitions. [2023-11-24 22:10:31,955 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 194 transitions. [2023-11-24 22:10:31,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-24 22:10:31,956 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:10:31,956 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:10:31,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:10:31,983 INFO L262 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 22:10:31,985 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:10:32,064 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 22:10:32,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:10:32,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 192 states and 220 transitions. [2023-11-24 22:10:32,813 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 220 transitions. [2023-11-24 22:10:32,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-24 22:10:32,815 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:10:32,815 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:10:32,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:10:32,845 INFO L262 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:10:32,848 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:10:33,023 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 22:10:33,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:10:33,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 195 states and 225 transitions. [2023-11-24 22:10:33,336 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 225 transitions. [2023-11-24 22:10:33,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-24 22:10:33,337 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:10:33,338 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:10:33,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:10:33,363 INFO L262 TraceCheckSpWp]: Trace formula consists of 70 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:10:33,364 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:10:33,559 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 22:10:34,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:10:34,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 198 states and 229 transitions. [2023-11-24 22:10:34,024 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 229 transitions. [2023-11-24 22:10:34,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-24 22:10:34,025 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:10:34,025 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:10:34,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:10:34,055 INFO L262 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 22:10:34,057 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:10:34,135 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 22:10:34,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:10:34,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 233 states to 200 states and 233 transitions. [2023-11-24 22:10:34,383 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 233 transitions. [2023-11-24 22:10:34,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-24 22:10:34,383 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:10:34,383 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:10:34,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:10:34,410 INFO L262 TraceCheckSpWp]: Trace formula consists of 72 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 22:10:34,415 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:10:34,499 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 22:10:34,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:10:34,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 206 states and 241 transitions. [2023-11-24 22:10:34,860 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 241 transitions. [2023-11-24 22:10:34,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-24 22:10:34,861 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:10:34,861 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:10:34,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:10:34,893 INFO L262 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:10:34,895 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:10:35,037 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 22:10:35,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:10:35,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 208 states and 244 transitions. [2023-11-24 22:10:35,558 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 244 transitions. [2023-11-24 22:10:35,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-24 22:10:35,559 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:10:35,559 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:10:35,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:10:35,587 INFO L262 TraceCheckSpWp]: Trace formula consists of 74 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 22:10:35,593 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:10:35,841 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 22:10:36,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:10:36,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 212 states and 249 transitions. [2023-11-24 22:10:36,244 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 249 transitions. [2023-11-24 22:10:36,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-24 22:10:36,244 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:10:36,245 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:10:36,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:10:36,268 INFO L262 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 22:10:36,269 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:10:36,336 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 22:10:36,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:10:36,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 251 states to 213 states and 251 transitions. [2023-11-24 22:10:36,694 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 251 transitions. [2023-11-24 22:10:36,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-24 22:10:36,694 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:10:36,694 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:10:36,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:10:36,717 INFO L262 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 22:10:36,718 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:10:36,849 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 22:10:37,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:10:37,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 254 states to 215 states and 254 transitions. [2023-11-24 22:10:37,049 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 254 transitions. [2023-11-24 22:10:37,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-24 22:10:37,052 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:10:37,053 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:10:37,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:10:37,078 INFO L262 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 22:10:37,079 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:10:37,154 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 22:10:38,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:10:38,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 276 states to 225 states and 270 transitions. [2023-11-24 22:10:38,060 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 270 transitions. [2023-11-24 22:10:38,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-24 22:10:38,061 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:10:38,061 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:10:38,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:10:38,089 INFO L262 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 22:10:38,094 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:10:38,172 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 22:10:38,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:10:38,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 277 states to 226 states and 271 transitions. [2023-11-24 22:10:38,264 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 271 transitions. [2023-11-24 22:10:38,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-24 22:10:38,265 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:10:38,265 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:10:38,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:10:38,290 INFO L262 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 22:10:38,291 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:10:38,375 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 22:10:39,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:10:39,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 300 states to 237 states and 288 transitions. [2023-11-24 22:10:39,508 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 288 transitions. [2023-11-24 22:10:39,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-24 22:10:39,509 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:10:39,509 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:10:39,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:10:39,542 INFO L262 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 22:10:39,544 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:10:39,619 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 22:10:39,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:10:39,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 302 states to 239 states and 290 transitions. [2023-11-24 22:10:39,823 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states and 290 transitions. [2023-11-24 22:10:39,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-24 22:10:39,824 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:10:39,824 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:10:39,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:10:39,851 INFO L262 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 22:10:39,853 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:10:39,903 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 22:10:39,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:10:39,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 301 states to 238 states and 289 transitions. [2023-11-24 22:10:39,967 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 289 transitions. [2023-11-24 22:10:39,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-24 22:10:39,968 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:10:39,968 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:10:39,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:10:39,995 INFO L262 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 22:10:39,996 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:10:40,061 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 22:10:40,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:10:40,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 311 states to 243 states and 299 transitions. [2023-11-24 22:10:40,720 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 299 transitions. [2023-11-24 22:10:40,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-24 22:10:40,721 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:10:40,721 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:10:40,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:10:40,749 INFO L262 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 22:10:40,750 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:10:40,804 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 22:10:40,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:10:40,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 310 states to 242 states and 298 transitions. [2023-11-24 22:10:40,879 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 298 transitions. [2023-11-24 22:10:40,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-24 22:10:40,880 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:10:40,880 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:10:40,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:10:40,905 INFO L262 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 22:10:40,906 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:10:40,981 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 22:10:41,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:10:41,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 321 states to 248 states and 309 transitions. [2023-11-24 22:10:41,768 INFO L276 IsEmpty]: Start isEmpty. Operand 248 states and 309 transitions. [2023-11-24 22:10:41,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-24 22:10:41,769 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:10:41,769 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:10:41,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:10:41,795 INFO L262 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 22:10:41,796 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:10:42,052 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 22:10:43,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:10:43,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 338 states to 258 states and 326 transitions. [2023-11-24 22:10:43,805 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 326 transitions. [2023-11-24 22:10:43,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-24 22:10:43,807 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:10:43,807 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:10:43,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:10:43,832 INFO L262 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 22:10:43,833 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:10:44,103 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 22:10:45,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:10:45,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 361 states to 273 states and 349 transitions. [2023-11-24 22:10:45,830 INFO L276 IsEmpty]: Start isEmpty. Operand 273 states and 349 transitions. [2023-11-24 22:10:45,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-24 22:10:45,831 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:10:45,831 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:10:45,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:10:45,856 INFO L262 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 22:10:45,857 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:10:45,898 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-24 22:10:46,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:10:46,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 362 states to 272 states and 348 transitions. [2023-11-24 22:10:46,096 INFO L276 IsEmpty]: Start isEmpty. Operand 272 states and 348 transitions. [2023-11-24 22:10:46,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-24 22:10:46,097 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:10:46,097 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:10:46,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:10:46,126 INFO L262 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 22:10:46,128 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:10:46,165 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-24 22:10:46,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:10:46,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 364 states to 271 states and 347 transitions. [2023-11-24 22:10:46,223 INFO L276 IsEmpty]: Start isEmpty. Operand 271 states and 347 transitions. [2023-11-24 22:10:46,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-24 22:10:46,224 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:10:46,224 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:10:46,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:10:46,249 INFO L262 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 22:10:46,250 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:10:46,486 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 22:10:48,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:10:48,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 445 states to 307 states and 424 transitions. [2023-11-24 22:10:48,714 INFO L276 IsEmpty]: Start isEmpty. Operand 307 states and 424 transitions. [2023-11-24 22:10:48,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-24 22:10:48,716 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:10:48,716 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:10:48,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:10:48,769 INFO L262 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 22:10:48,771 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:10:48,819 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-24 22:10:48,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:10:48,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 444 states to 306 states and 423 transitions. [2023-11-24 22:10:48,878 INFO L276 IsEmpty]: Start isEmpty. Operand 306 states and 423 transitions. [2023-11-24 22:10:48,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-24 22:10:48,879 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:10:48,879 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:10:48,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:10:48,905 INFO L262 TraceCheckSpWp]: Trace formula consists of 101 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-24 22:10:48,906 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:10:49,217 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 22:10:52,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:10:52,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 527 states to 343 states and 502 transitions. [2023-11-24 22:10:52,254 INFO L276 IsEmpty]: Start isEmpty. Operand 343 states and 502 transitions. [2023-11-24 22:10:52,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-24 22:10:52,255 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:10:52,255 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:10:52,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:10:52,282 INFO L262 TraceCheckSpWp]: Trace formula consists of 101 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 22:10:52,284 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:10:52,323 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-24 22:10:52,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:10:52,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 526 states to 342 states and 501 transitions. [2023-11-24 22:10:52,388 INFO L276 IsEmpty]: Start isEmpty. Operand 342 states and 501 transitions. [2023-11-24 22:10:52,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-24 22:10:52,389 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:10:52,389 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:10:52,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:10:52,413 INFO L262 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 22:10:52,414 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:10:52,417 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-24 22:10:52,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:10:52,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 525 states to 341 states and 500 transitions. [2023-11-24 22:10:52,442 INFO L276 IsEmpty]: Start isEmpty. Operand 341 states and 500 transitions. [2023-11-24 22:10:52,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-24 22:10:52,443 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:10:52,444 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:10:52,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:10:52,470 INFO L262 TraceCheckSpWp]: Trace formula consists of 105 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:10:52,472 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:10:52,668 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 22:10:55,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:10:55,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 562 states to 367 states and 537 transitions. [2023-11-24 22:10:55,417 INFO L276 IsEmpty]: Start isEmpty. Operand 367 states and 537 transitions. [2023-11-24 22:10:55,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-24 22:10:55,418 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:10:55,418 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:10:55,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:10:55,448 INFO L262 TraceCheckSpWp]: Trace formula consists of 105 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:10:55,450 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:10:55,516 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 22:10:56,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:10:56,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 565 states to 370 states and 540 transitions. [2023-11-24 22:10:56,141 INFO L276 IsEmpty]: Start isEmpty. Operand 370 states and 540 transitions. [2023-11-24 22:10:56,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-24 22:10:56,142 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:10:56,142 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:10:56,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:10:56,167 INFO L262 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 22:10:56,169 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:10:56,363 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-24 22:10:57,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:10:57,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 606 states to 381 states and 564 transitions. [2023-11-24 22:10:57,988 INFO L276 IsEmpty]: Start isEmpty. Operand 381 states and 564 transitions. [2023-11-24 22:10:57,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-24 22:10:57,989 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:10:57,989 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:10:58,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:10:58,019 INFO L262 TraceCheckSpWp]: Trace formula consists of 106 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:10:58,021 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:10:58,255 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 22:11:01,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:01,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 643 states to 408 states and 601 transitions. [2023-11-24 22:11:01,740 INFO L276 IsEmpty]: Start isEmpty. Operand 408 states and 601 transitions. [2023-11-24 22:11:01,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-24 22:11:01,741 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:01,741 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:01,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:01,774 INFO L262 TraceCheckSpWp]: Trace formula consists of 106 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:11:01,775 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:11:01,911 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 22:11:02,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:02,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 646 states to 411 states and 604 transitions. [2023-11-24 22:11:02,569 INFO L276 IsEmpty]: Start isEmpty. Operand 411 states and 604 transitions. [2023-11-24 22:11:02,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-24 22:11:02,569 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:02,570 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:02,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:02,605 INFO L262 TraceCheckSpWp]: Trace formula consists of 107 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 22:11:02,606 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:11:02,611 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-11-24 22:11:02,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:02,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 645 states to 410 states and 603 transitions. [2023-11-24 22:11:02,970 INFO L276 IsEmpty]: Start isEmpty. Operand 410 states and 603 transitions. [2023-11-24 22:11:02,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-24 22:11:02,970 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:02,970 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:02,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:02,999 INFO L262 TraceCheckSpWp]: Trace formula consists of 108 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 22:11:03,000 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:11:03,006 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-24 22:11:03,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:03,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 644 states to 409 states and 602 transitions. [2023-11-24 22:11:03,405 INFO L276 IsEmpty]: Start isEmpty. Operand 409 states and 602 transitions. [2023-11-24 22:11:03,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-24 22:11:03,406 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:03,406 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:03,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:03,436 INFO L262 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 22:11:03,437 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:11:03,440 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-24 22:11:03,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:03,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 643 states to 408 states and 601 transitions. [2023-11-24 22:11:03,465 INFO L276 IsEmpty]: Start isEmpty. Operand 408 states and 601 transitions. [2023-11-24 22:11:03,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-24 22:11:03,465 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:03,466 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:03,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:03,496 INFO L262 TraceCheckSpWp]: Trace formula consists of 113 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 22:11:03,497 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:11:03,678 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-24 22:11:04,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:04,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 672 states to 422 states and 630 transitions. [2023-11-24 22:11:04,542 INFO L276 IsEmpty]: Start isEmpty. Operand 422 states and 630 transitions. [2023-11-24 22:11:04,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-24 22:11:04,543 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:04,544 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:04,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:04,580 INFO L262 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 22:11:04,582 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:11:04,732 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-24 22:11:05,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:05,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 701 states to 437 states and 659 transitions. [2023-11-24 22:11:05,935 INFO L276 IsEmpty]: Start isEmpty. Operand 437 states and 659 transitions. [2023-11-24 22:11:05,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-24 22:11:05,936 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:05,937 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:05,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:05,969 INFO L262 TraceCheckSpWp]: Trace formula consists of 117 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 22:11:05,971 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:11:05,984 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2023-11-24 22:11:06,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:06,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 705 states to 436 states and 658 transitions. [2023-11-24 22:11:06,051 INFO L276 IsEmpty]: Start isEmpty. Operand 436 states and 658 transitions. [2023-11-24 22:11:06,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-24 22:11:06,052 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:06,053 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:06,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:06,080 INFO L262 TraceCheckSpWp]: Trace formula consists of 115 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 22:11:06,081 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:11:06,248 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-24 22:11:07,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:07,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 736 states to 452 states and 689 transitions. [2023-11-24 22:11:07,631 INFO L276 IsEmpty]: Start isEmpty. Operand 452 states and 689 transitions. [2023-11-24 22:11:07,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-24 22:11:07,632 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:07,632 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:07,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:07,664 INFO L262 TraceCheckSpWp]: Trace formula consists of 118 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 22:11:07,666 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:11:07,679 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-11-24 22:11:07,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:07,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 741 states to 451 states and 688 transitions. [2023-11-24 22:11:07,739 INFO L276 IsEmpty]: Start isEmpty. Operand 451 states and 688 transitions. [2023-11-24 22:11:07,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-24 22:11:07,740 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:07,740 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:07,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:07,767 INFO L262 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 22:11:07,768 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:11:07,969 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-24 22:11:08,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:08,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 740 states to 450 states and 687 transitions. [2023-11-24 22:11:08,171 INFO L276 IsEmpty]: Start isEmpty. Operand 450 states and 687 transitions. [2023-11-24 22:11:08,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-24 22:11:08,172 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:08,173 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:08,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:08,205 INFO L262 TraceCheckSpWp]: Trace formula consists of 119 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 22:11:08,206 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:11:08,213 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2023-11-24 22:11:08,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:08,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 739 states to 449 states and 686 transitions. [2023-11-24 22:11:08,621 INFO L276 IsEmpty]: Start isEmpty. Operand 449 states and 686 transitions. [2023-11-24 22:11:08,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-24 22:11:08,622 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:08,622 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:08,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:08,658 INFO L262 TraceCheckSpWp]: Trace formula consists of 117 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 22:11:08,662 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:11:08,847 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-24 22:11:11,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:11,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 771 states to 467 states and 718 transitions. [2023-11-24 22:11:11,296 INFO L276 IsEmpty]: Start isEmpty. Operand 467 states and 718 transitions. [2023-11-24 22:11:11,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-24 22:11:11,297 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:11,297 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:11,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:11,338 INFO L262 TraceCheckSpWp]: Trace formula consists of 120 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 22:11:11,339 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:11:11,346 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2023-11-24 22:11:11,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:11,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 770 states to 466 states and 717 transitions. [2023-11-24 22:11:11,799 INFO L276 IsEmpty]: Start isEmpty. Operand 466 states and 717 transitions. [2023-11-24 22:11:11,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-24 22:11:11,800 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:11,800 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:11,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:11,837 INFO L262 TraceCheckSpWp]: Trace formula consists of 118 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 22:11:11,839 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:11:11,883 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-24 22:11:12,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:12,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 769 states to 465 states and 716 transitions. [2023-11-24 22:11:12,993 INFO L276 IsEmpty]: Start isEmpty. Operand 465 states and 716 transitions. [2023-11-24 22:11:12,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-24 22:11:12,993 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:12,993 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:13,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:13,023 INFO L262 TraceCheckSpWp]: Trace formula consists of 119 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 22:11:13,024 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:11:13,063 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-24 22:11:14,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:14,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 768 states to 464 states and 715 transitions. [2023-11-24 22:11:14,138 INFO L276 IsEmpty]: Start isEmpty. Operand 464 states and 715 transitions. [2023-11-24 22:11:14,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-24 22:11:14,144 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:14,144 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:14,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:14,176 INFO L262 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-24 22:11:14,178 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:11:15,983 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-24 22:11:17,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:17,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 788 states to 474 states and 735 transitions. [2023-11-24 22:11:17,452 INFO L276 IsEmpty]: Start isEmpty. Operand 474 states and 735 transitions. [2023-11-24 22:11:17,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-24 22:11:17,453 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:17,453 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:17,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:17,489 INFO L262 TraceCheckSpWp]: Trace formula consists of 120 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 22:11:17,491 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:11:17,563 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-24 22:11:19,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:19,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 787 states to 473 states and 734 transitions. [2023-11-24 22:11:19,670 INFO L276 IsEmpty]: Start isEmpty. Operand 473 states and 734 transitions. [2023-11-24 22:11:19,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-11-24 22:11:19,672 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:19,672 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:19,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:19,701 INFO L262 TraceCheckSpWp]: Trace formula consists of 121 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 22:11:19,702 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:11:19,986 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked.