./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/ps5-ll_valuebound20.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_124ebb12-d71b-47b5-a301-7579297f5a0d/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_124ebb12-d71b-47b5-a301-7579297f5a0d/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_124ebb12-d71b-47b5-a301-7579297f5a0d/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_124ebb12-d71b-47b5-a301-7579297f5a0d/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/ps5-ll_valuebound20.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_124ebb12-d71b-47b5-a301-7579297f5a0d/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_124ebb12-d71b-47b5-a301-7579297f5a0d/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 7921702b8cbecd5225031321150d70ea7b40d7d08ee6ac9909ff47d4f7b99139 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 23:01:35,192 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 23:01:35,334 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_124ebb12-d71b-47b5-a301-7579297f5a0d/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-24 23:01:35,348 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 23:01:35,352 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 23:01:35,402 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 23:01:35,406 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 23:01:35,406 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 23:01:35,408 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 23:01:35,414 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 23:01:35,415 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 23:01:35,416 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 23:01:35,417 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 23:01:35,419 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 23:01:35,421 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 23:01:35,421 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 23:01:35,422 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 23:01:35,422 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 23:01:35,423 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 23:01:35,423 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-24 23:01:35,424 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-24 23:01:35,425 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 23:01:35,425 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 23:01:35,426 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 23:01:35,427 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 23:01:35,427 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 23:01:35,428 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 23:01:35,428 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 23:01:35,429 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:01:35,429 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 23:01:35,431 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 23:01:35,431 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 23:01:35,431 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 23:01:35,432 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 23:01:35,432 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 23:01:35,432 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_124ebb12-d71b-47b5-a301-7579297f5a0d/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_124ebb12-d71b-47b5-a301-7579297f5a0d/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7921702b8cbecd5225031321150d70ea7b40d7d08ee6ac9909ff47d4f7b99139 [2023-11-24 23:01:35,782 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 23:01:35,819 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 23:01:35,822 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 23:01:35,823 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 23:01:35,824 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 23:01:35,826 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_124ebb12-d71b-47b5-a301-7579297f5a0d/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/nla-digbench-scaling/ps5-ll_valuebound20.c [2023-11-24 23:01:39,227 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 23:01:39,548 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 23:01:39,548 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_124ebb12-d71b-47b5-a301-7579297f5a0d/sv-benchmarks/c/nla-digbench-scaling/ps5-ll_valuebound20.c [2023-11-24 23:01:39,559 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_124ebb12-d71b-47b5-a301-7579297f5a0d/bin/ukojak-verify-afCqCEvfdi/data/ccfa44cce/88ae6233c2d8447dbae6648e21e13f45/FLAGfbe8976ba [2023-11-24 23:01:39,575 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_124ebb12-d71b-47b5-a301-7579297f5a0d/bin/ukojak-verify-afCqCEvfdi/data/ccfa44cce/88ae6233c2d8447dbae6648e21e13f45 [2023-11-24 23:01:39,578 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 23:01:39,580 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 23:01:39,582 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 23:01:39,582 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 23:01:39,588 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 23:01:39,589 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:01:39" (1/1) ... [2023-11-24 23:01:39,591 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1441ee64 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:01:39, skipping insertion in model container [2023-11-24 23:01:39,591 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:01:39" (1/1) ... [2023-11-24 23:01:39,619 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:01:39,834 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:01:39,856 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 23:01:39,885 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:01:39,902 INFO L206 MainTranslator]: Completed translation [2023-11-24 23:01:39,903 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:01:39 WrapperNode [2023-11-24 23:01:39,903 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 23:01:39,904 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 23:01:39,905 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 23:01:39,905 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 23:01:39,914 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:01:39" (1/1) ... [2023-11-24 23:01:39,922 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:01:39" (1/1) ... [2023-11-24 23:01:39,984 INFO L138 Inliner]: procedures = 14, calls = 13, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 126 [2023-11-24 23:01:39,985 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 23:01:39,986 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 23:01:39,987 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 23:01:39,987 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 23:01:39,999 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:01:39" (1/1) ... [2023-11-24 23:01:39,999 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:01:39" (1/1) ... [2023-11-24 23:01:40,002 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:01:39" (1/1) ... [2023-11-24 23:01:40,003 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:01:39" (1/1) ... [2023-11-24 23:01:40,009 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:01:39" (1/1) ... [2023-11-24 23:01:40,013 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:01:39" (1/1) ... [2023-11-24 23:01:40,016 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:01:39" (1/1) ... [2023-11-24 23:01:40,017 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:01:39" (1/1) ... [2023-11-24 23:01:40,021 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 23:01:40,022 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 23:01:40,022 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 23:01:40,023 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 23:01:40,024 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:01:39" (1/1) ... [2023-11-24 23:01:40,031 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:01:40,050 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_124ebb12-d71b-47b5-a301-7579297f5a0d/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 23:01:40,081 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_124ebb12-d71b-47b5-a301-7579297f5a0d/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 23:01:40,094 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_124ebb12-d71b-47b5-a301-7579297f5a0d/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 23:01:40,120 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 23:01:40,121 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-24 23:01:40,121 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-24 23:01:40,121 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 23:01:40,121 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 23:01:40,121 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 23:01:40,122 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-24 23:01:40,122 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-24 23:01:40,192 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 23:01:40,194 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 23:01:40,970 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 23:01:41,023 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 23:01:41,024 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-24 23:01:41,026 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:01:41 BoogieIcfgContainer [2023-11-24 23:01:41,026 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 23:01:41,027 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 23:01:41,028 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 23:01:41,041 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 23:01:41,041 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:01:41" (1/1) ... [2023-11-24 23:01:41,053 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:01:41,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:01:41,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 183 states and 187 transitions. [2023-11-24 23:01:41,123 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 187 transitions. [2023-11-24 23:01:41,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-24 23:01:41,128 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:01:41,128 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:01:41,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:01:41,353 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 23:01:41,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:01:41,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 185 states and 189 transitions. [2023-11-24 23:01:41,401 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 189 transitions. [2023-11-24 23:01:41,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-24 23:01:41,402 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:01:41,402 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:01:41,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:01:41,477 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 23:01:41,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:01:41,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 186 states and 190 transitions. [2023-11-24 23:01:41,501 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 190 transitions. [2023-11-24 23:01:41,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-24 23:01:41,502 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:01:41,502 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:01:41,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:01:41,583 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 23:01:41,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:01:41,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 185 states and 189 transitions. [2023-11-24 23:01:41,617 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 189 transitions. [2023-11-24 23:01:41,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-24 23:01:41,618 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:01:41,618 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:01:41,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:01:41,692 INFO L262 TraceCheckSpWp]: Trace formula consists of 50 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:01:41,697 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:01:41,736 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 23:01:41,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:01:41,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 187 states and 191 transitions. [2023-11-24 23:01:41,774 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 191 transitions. [2023-11-24 23:01:41,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-24 23:01:41,775 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:01:41,775 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:01:41,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:01:41,807 INFO L262 TraceCheckSpWp]: Trace formula consists of 51 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:01:41,809 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:01:41,827 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 23:01:41,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:01:41,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 188 states and 192 transitions. [2023-11-24 23:01:41,846 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 192 transitions. [2023-11-24 23:01:41,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-24 23:01:41,847 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:01:41,847 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:01:41,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:01:41,880 INFO L262 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:01:41,882 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:01:41,901 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 23:01:41,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:01:41,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 189 states and 193 transitions. [2023-11-24 23:01:41,928 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 193 transitions. [2023-11-24 23:01:41,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-24 23:01:41,929 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:01:41,929 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:01:41,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:01:41,982 INFO L262 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 23:01:41,984 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:01:41,990 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 23:01:41,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:01:42,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 188 states and 192 transitions. [2023-11-24 23:01:42,001 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 192 transitions. [2023-11-24 23:01:42,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-24 23:01:42,002 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:01:42,003 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:01:42,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:01:42,065 INFO L262 TraceCheckSpWp]: Trace formula consists of 54 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:01:42,067 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:01:42,101 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 23:01:42,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:01:42,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 190 states and 194 transitions. [2023-11-24 23:01:42,135 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 194 transitions. [2023-11-24 23:01:42,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-24 23:01:42,139 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:01:42,139 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:01:42,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:01:42,200 INFO L262 TraceCheckSpWp]: Trace formula consists of 55 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:01:42,202 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:01:42,242 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 23:01:42,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:01:42,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 191 states and 195 transitions. [2023-11-24 23:01:42,265 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 195 transitions. [2023-11-24 23:01:42,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-24 23:01:42,266 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:01:42,266 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:01:42,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:01:42,318 INFO L262 TraceCheckSpWp]: Trace formula consists of 56 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:01:42,321 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:01:42,353 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 23:01:42,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:01:42,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 192 states and 196 transitions. [2023-11-24 23:01:42,376 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 196 transitions. [2023-11-24 23:01:42,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-24 23:01:42,377 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:01:42,378 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:01:42,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:01:42,415 INFO L262 TraceCheckSpWp]: Trace formula consists of 57 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:01:42,419 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:01:42,463 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 23:01:42,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:01:42,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 198 states to 193 states and 198 transitions. [2023-11-24 23:01:42,498 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 198 transitions. [2023-11-24 23:01:42,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-24 23:01:42,501 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:01:42,502 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:01:42,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:01:42,544 INFO L262 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:01:42,547 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:01:42,601 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 23:01:42,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:01:42,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 195 states and 200 transitions. [2023-11-24 23:01:42,652 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 200 transitions. [2023-11-24 23:01:42,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-24 23:01:42,654 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:01:42,654 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:01:42,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:01:42,691 INFO L262 TraceCheckSpWp]: Trace formula consists of 59 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 23:01:42,692 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:01:42,695 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 23:01:42,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:01:42,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 194 states and 199 transitions. [2023-11-24 23:01:42,705 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 199 transitions. [2023-11-24 23:01:42,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-24 23:01:42,707 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:01:42,707 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:01:42,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:01:42,734 INFO L262 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:01:42,735 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:01:42,767 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 23:01:42,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:01:42,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 197 states and 202 transitions. [2023-11-24 23:01:42,801 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 202 transitions. [2023-11-24 23:01:42,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-24 23:01:42,802 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:01:42,802 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:01:42,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:01:42,831 INFO L262 TraceCheckSpWp]: Trace formula consists of 61 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:01:42,832 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:01:42,885 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 23:01:42,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:01:42,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 198 states and 203 transitions. [2023-11-24 23:01:42,905 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 203 transitions. [2023-11-24 23:01:42,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-24 23:01:42,906 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:01:42,906 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:01:42,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:01:42,935 INFO L262 TraceCheckSpWp]: Trace formula consists of 62 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:01:42,959 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:01:42,995 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 23:01:43,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:01:43,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 199 states and 204 transitions. [2023-11-24 23:01:43,020 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 204 transitions. [2023-11-24 23:01:43,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-24 23:01:43,021 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:01:43,022 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:01:43,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:01:43,051 INFO L262 TraceCheckSpWp]: Trace formula consists of 63 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 23:01:43,052 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:01:43,055 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 23:01:43,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:01:43,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 198 states and 203 transitions. [2023-11-24 23:01:43,065 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 203 transitions. [2023-11-24 23:01:43,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-24 23:01:43,065 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:01:43,066 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:01:43,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:01:43,096 INFO L262 TraceCheckSpWp]: Trace formula consists of 64 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:01:43,098 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:01:43,141 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 23:01:43,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:01:43,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 200 states and 205 transitions. [2023-11-24 23:01:43,169 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 205 transitions. [2023-11-24 23:01:43,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-24 23:01:43,170 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:01:43,170 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:01:43,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:01:43,202 INFO L262 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 23:01:43,204 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:01:43,256 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 23:01:43,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:01:43,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 201 states and 206 transitions. [2023-11-24 23:01:43,279 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 206 transitions. [2023-11-24 23:01:43,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-24 23:01:43,280 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:01:43,280 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:01:43,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:01:43,313 INFO L262 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 23:01:43,315 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:01:43,363 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 23:01:43,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:01:43,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 202 states and 207 transitions. [2023-11-24 23:01:43,386 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 207 transitions. [2023-11-24 23:01:43,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-24 23:01:43,387 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:01:43,387 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:01:43,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:01:43,413 INFO L262 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:01:43,414 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:01:43,442 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 23:01:43,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:01:43,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 203 states and 209 transitions. [2023-11-24 23:01:43,475 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 209 transitions. [2023-11-24 23:01:43,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-24 23:01:43,476 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:01:43,476 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:01:43,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:01:43,500 INFO L262 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:01:43,501 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:01:43,529 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 23:01:43,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:01:43,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 202 states and 208 transitions. [2023-11-24 23:01:43,597 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 208 transitions. [2023-11-24 23:01:43,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-24 23:01:43,598 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:01:43,598 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:01:43,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:01:43,622 INFO L262 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 23:01:43,623 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:01:43,625 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 23:01:43,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:01:43,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 201 states and 207 transitions. [2023-11-24 23:01:43,634 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 207 transitions. [2023-11-24 23:01:43,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-24 23:01:43,634 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:01:43,635 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:01:43,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:01:43,659 INFO L262 TraceCheckSpWp]: Trace formula consists of 70 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:01:43,660 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:01:43,712 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 23:01:43,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:01:43,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 205 states and 212 transitions. [2023-11-24 23:01:43,852 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 212 transitions. [2023-11-24 23:01:43,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-24 23:01:43,853 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:01:43,853 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:01:43,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:01:43,877 INFO L262 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:01:43,878 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:01:43,935 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 23:01:44,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:01:44,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 210 states and 219 transitions. [2023-11-24 23:01:44,128 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 219 transitions. [2023-11-24 23:01:44,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-24 23:01:44,128 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:01:44,128 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:01:44,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:01:44,155 INFO L262 TraceCheckSpWp]: Trace formula consists of 72 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:01:44,156 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:01:44,211 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 23:01:44,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:01:44,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 212 states and 221 transitions. [2023-11-24 23:01:44,434 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 221 transitions. [2023-11-24 23:01:44,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-24 23:01:44,434 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:01:44,434 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:01:44,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:01:44,465 INFO L262 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:01:44,467 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:01:44,563 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 23:01:44,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:01:44,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 219 states and 229 transitions. [2023-11-24 23:01:44,867 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 229 transitions. [2023-11-24 23:01:44,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-24 23:01:44,867 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:01:44,867 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:01:44,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:01:44,898 INFO L262 TraceCheckSpWp]: Trace formula consists of 74 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 23:01:44,899 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:01:44,959 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 23:01:45,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:01:45,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 227 states and 237 transitions. [2023-11-24 23:01:45,158 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 237 transitions. [2023-11-24 23:01:45,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-24 23:01:45,158 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:01:45,158 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:01:45,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:01:45,187 INFO L262 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:01:45,188 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:01:45,254 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 23:01:45,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:01:45,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 269 states to 257 states and 269 transitions. [2023-11-24 23:01:45,493 INFO L276 IsEmpty]: Start isEmpty. Operand 257 states and 269 transitions. [2023-11-24 23:01:45,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-24 23:01:45,493 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:01:45,494 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:01:45,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:01:45,521 INFO L262 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:01:45,522 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:01:45,595 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 23:01:45,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:01:45,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 302 states to 288 states and 302 transitions. [2023-11-24 23:01:45,962 INFO L276 IsEmpty]: Start isEmpty. Operand 288 states and 302 transitions. [2023-11-24 23:01:45,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-24 23:01:45,962 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:01:45,963 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:01:45,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:01:45,993 INFO L262 TraceCheckSpWp]: Trace formula consists of 77 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:01:45,995 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:01:46,160 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 23:01:46,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:01:46,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 307 states to 291 states and 307 transitions. [2023-11-24 23:01:46,737 INFO L276 IsEmpty]: Start isEmpty. Operand 291 states and 307 transitions. [2023-11-24 23:01:46,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-24 23:01:46,737 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:01:46,738 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:01:46,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:01:46,770 INFO L262 TraceCheckSpWp]: Trace formula consists of 78 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:01:46,772 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:01:46,957 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 23:01:47,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:01:47,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 311 states to 294 states and 311 transitions. [2023-11-24 23:01:47,710 INFO L276 IsEmpty]: Start isEmpty. Operand 294 states and 311 transitions. [2023-11-24 23:01:47,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-24 23:01:47,710 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:01:47,711 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:01:47,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:01:47,744 INFO L262 TraceCheckSpWp]: Trace formula consists of 79 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 23:01:47,746 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:01:48,113 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 23:01:48,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:01:48,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 318 states to 299 states and 318 transitions. [2023-11-24 23:01:48,813 INFO L276 IsEmpty]: Start isEmpty. Operand 299 states and 318 transitions. [2023-11-24 23:01:48,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-24 23:01:48,813 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:01:48,814 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:01:48,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:01:48,845 INFO L262 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 23:01:48,847 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:01:49,177 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 23:01:49,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:01:49,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 325 states to 305 states and 325 transitions. [2023-11-24 23:01:49,961 INFO L276 IsEmpty]: Start isEmpty. Operand 305 states and 325 transitions. [2023-11-24 23:01:49,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-24 23:01:49,962 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:01:49,962 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:01:49,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:01:50,000 INFO L262 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:01:50,002 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:01:50,131 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 23:01:50,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:01:50,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 330 states to 308 states and 330 transitions. [2023-11-24 23:01:50,237 INFO L276 IsEmpty]: Start isEmpty. Operand 308 states and 330 transitions. [2023-11-24 23:01:50,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-24 23:01:50,237 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:01:50,238 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:01:50,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:01:50,273 INFO L262 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:01:50,275 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:01:50,388 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 23:01:51,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:01:51,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 374 states to 346 states and 374 transitions. [2023-11-24 23:01:51,262 INFO L276 IsEmpty]: Start isEmpty. Operand 346 states and 374 transitions. [2023-11-24 23:01:51,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-24 23:01:51,263 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:01:51,263 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:01:51,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:01:51,295 INFO L262 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:01:51,296 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:01:51,406 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 23:01:51,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:01:51,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 381 states to 350 states and 381 transitions. [2023-11-24 23:01:51,841 INFO L276 IsEmpty]: Start isEmpty. Operand 350 states and 381 transitions. [2023-11-24 23:01:51,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-24 23:01:51,842 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:01:51,842 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:01:51,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:01:51,887 INFO L262 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:01:51,889 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:01:52,017 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 23:01:53,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:01:53,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 427 states to 389 states and 427 transitions. [2023-11-24 23:01:53,146 INFO L276 IsEmpty]: Start isEmpty. Operand 389 states and 427 transitions. [2023-11-24 23:01:53,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-24 23:01:53,146 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:01:53,147 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:01:53,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:01:53,178 INFO L262 TraceCheckSpWp]: Trace formula consists of 92 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 23:01:53,179 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:01:53,182 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 23:01:53,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:01:53,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 426 states to 388 states and 426 transitions. [2023-11-24 23:01:53,203 INFO L276 IsEmpty]: Start isEmpty. Operand 388 states and 426 transitions. [2023-11-24 23:01:53,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-24 23:01:53,203 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:01:53,204 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:01:53,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:01:53,234 INFO L262 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:01:53,236 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:01:53,301 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 23:01:53,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:01:53,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 431 states to 391 states and 431 transitions. [2023-11-24 23:01:53,803 INFO L276 IsEmpty]: Start isEmpty. Operand 391 states and 431 transitions. [2023-11-24 23:01:53,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-24 23:01:53,803 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:01:53,804 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:01:53,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:01:53,839 INFO L262 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:01:53,841 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:01:54,018 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 23:01:54,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:01:54,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 441 states to 397 states and 441 transitions. [2023-11-24 23:01:54,755 INFO L276 IsEmpty]: Start isEmpty. Operand 397 states and 441 transitions. [2023-11-24 23:01:54,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-24 23:01:54,756 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:01:54,756 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:01:54,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:01:54,788 INFO L262 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:01:54,790 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:01:54,866 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 23:01:55,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:01:55,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 447 states to 401 states and 447 transitions. [2023-11-24 23:01:55,253 INFO L276 IsEmpty]: Start isEmpty. Operand 401 states and 447 transitions. [2023-11-24 23:01:55,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-24 23:01:55,253 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:01:55,254 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:01:55,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:01:55,290 INFO L262 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:01:55,291 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:01:55,462 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 23:01:56,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:01:56,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 458 states to 408 states and 458 transitions. [2023-11-24 23:01:56,239 INFO L276 IsEmpty]: Start isEmpty. Operand 408 states and 458 transitions. [2023-11-24 23:01:56,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-24 23:01:56,240 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:01:56,240 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:01:56,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:01:56,274 INFO L262 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 23:01:56,275 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:01:56,278 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 23:01:56,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:01:56,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 457 states to 407 states and 457 transitions. [2023-11-24 23:01:56,303 INFO L276 IsEmpty]: Start isEmpty. Operand 407 states and 457 transitions. [2023-11-24 23:01:56,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-24 23:01:56,304 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:01:56,304 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:01:56,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:01:56,332 INFO L262 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:01:56,333 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:01:56,477 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 23:01:57,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:01:57,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 469 states to 415 states and 469 transitions. [2023-11-24 23:01:57,247 INFO L276 IsEmpty]: Start isEmpty. Operand 415 states and 469 transitions. [2023-11-24 23:01:57,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-24 23:01:57,248 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:01:57,248 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:01:57,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:01:57,285 INFO L262 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-24 23:01:57,286 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:01:57,429 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 23:01:58,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:01:58,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 484 states to 424 states and 484 transitions. [2023-11-24 23:01:58,857 INFO L276 IsEmpty]: Start isEmpty. Operand 424 states and 484 transitions. [2023-11-24 23:01:58,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-24 23:01:58,857 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:01:58,858 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:01:58,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:01:58,887 INFO L262 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 23:01:58,888 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:01:58,891 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 23:01:58,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:01:58,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 483 states to 423 states and 483 transitions. [2023-11-24 23:01:58,910 INFO L276 IsEmpty]: Start isEmpty. Operand 423 states and 483 transitions. [2023-11-24 23:01:58,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-24 23:01:58,911 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:01:58,911 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:01:58,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:01:58,942 INFO L262 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:01:58,943 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:01:59,026 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 23:01:59,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:01:59,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 485 states to 424 states and 485 transitions. [2023-11-24 23:01:59,081 INFO L276 IsEmpty]: Start isEmpty. Operand 424 states and 485 transitions. [2023-11-24 23:01:59,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-24 23:01:59,082 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:01:59,082 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:01:59,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:01:59,109 INFO L262 TraceCheckSpWp]: Trace formula consists of 97 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:01:59,111 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:01:59,293 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 23:01:59,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:01:59,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 495 states to 432 states and 495 transitions. [2023-11-24 23:01:59,858 INFO L276 IsEmpty]: Start isEmpty. Operand 432 states and 495 transitions. [2023-11-24 23:01:59,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-24 23:01:59,859 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:01:59,859 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:01:59,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:01:59,894 INFO L262 TraceCheckSpWp]: Trace formula consists of 101 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:01:59,896 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:02:00,039 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 23:02:00,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:02:00,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 497 states to 434 states and 497 transitions. [2023-11-24 23:02:00,220 INFO L276 IsEmpty]: Start isEmpty. Operand 434 states and 497 transitions. [2023-11-24 23:02:00,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-24 23:02:00,221 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:02:00,221 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:02:00,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:02:00,255 INFO L262 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:02:00,256 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:02:00,365 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 23:02:00,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:02:00,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 508 states to 443 states and 508 transitions. [2023-11-24 23:02:00,948 INFO L276 IsEmpty]: Start isEmpty. Operand 443 states and 508 transitions. [2023-11-24 23:02:00,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-24 23:02:00,949 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:02:00,949 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:02:00,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:02:00,988 INFO L262 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 23:02:00,989 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:02:00,992 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 23:02:01,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:02:01,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 507 states to 442 states and 507 transitions. [2023-11-24 23:02:01,015 INFO L276 IsEmpty]: Start isEmpty. Operand 442 states and 507 transitions. [2023-11-24 23:02:01,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-24 23:02:01,016 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:02:01,016 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:02:01,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:02:01,050 INFO L262 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:02:01,052 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:02:01,257 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 23:02:02,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:02:02,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 519 states to 452 states and 519 transitions. [2023-11-24 23:02:02,059 INFO L276 IsEmpty]: Start isEmpty. Operand 452 states and 519 transitions. [2023-11-24 23:02:02,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-24 23:02:02,060 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:02:02,060 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:02:02,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:02:02,097 INFO L262 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-24 23:02:02,098 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:02:02,185 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 23:02:02,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:02:02,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 522 states to 455 states and 522 transitions. [2023-11-24 23:02:02,233 INFO L276 IsEmpty]: Start isEmpty. Operand 455 states and 522 transitions. [2023-11-24 23:02:02,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-24 23:02:02,234 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:02:02,234 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:02:02,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:02:02,267 INFO L262 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:02:02,268 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:02:02,334 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 23:02:02,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:02:02,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 521 states to 454 states and 521 transitions. [2023-11-24 23:02:02,606 INFO L276 IsEmpty]: Start isEmpty. Operand 454 states and 521 transitions. [2023-11-24 23:02:02,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-24 23:02:02,607 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:02:02,607 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:02:02,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:02:02,642 INFO L262 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:02:02,643 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:02:02,728 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 23:02:03,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:02:03,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 539 states to 467 states and 539 transitions. [2023-11-24 23:02:03,306 INFO L276 IsEmpty]: Start isEmpty. Operand 467 states and 539 transitions. [2023-11-24 23:02:03,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-24 23:02:03,307 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:02:03,308 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:02:03,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:02:03,338 INFO L262 TraceCheckSpWp]: Trace formula consists of 101 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:02:03,339 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:02:03,405 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 23:02:03,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:02:03,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 538 states to 466 states and 538 transitions. [2023-11-24 23:02:03,485 INFO L276 IsEmpty]: Start isEmpty. Operand 466 states and 538 transitions. [2023-11-24 23:02:03,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-24 23:02:03,485 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:02:03,486 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:02:03,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:02:03,518 INFO L262 TraceCheckSpWp]: Trace formula consists of 105 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:02:03,519 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:02:03,741 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 23:02:04,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:02:04,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 559 states to 481 states and 559 transitions. [2023-11-24 23:02:04,632 INFO L276 IsEmpty]: Start isEmpty. Operand 481 states and 559 transitions. [2023-11-24 23:02:04,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-24 23:02:04,632 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:02:04,633 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:02:04,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:02:04,659 INFO L262 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 23:02:04,660 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:02:04,663 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 23:02:04,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:02:04,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 558 states to 480 states and 558 transitions. [2023-11-24 23:02:04,685 INFO L276 IsEmpty]: Start isEmpty. Operand 480 states and 558 transitions. [2023-11-24 23:02:04,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-24 23:02:04,686 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:02:04,686 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:02:04,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:02:04,712 INFO L262 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:02:04,714 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:02:04,788 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 23:02:05,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:02:05,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 557 states to 479 states and 557 transitions. [2023-11-24 23:02:05,225 INFO L276 IsEmpty]: Start isEmpty. Operand 479 states and 557 transitions. [2023-11-24 23:02:05,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-24 23:02:05,226 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:02:05,227 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:02:05,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:02:05,263 INFO L262 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:02:05,265 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:02:05,375 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 23:02:06,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:02:06,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 564 states to 483 states and 564 transitions. [2023-11-24 23:02:06,140 INFO L276 IsEmpty]: Start isEmpty. Operand 483 states and 564 transitions. [2023-11-24 23:02:06,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-24 23:02:06,141 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:02:06,143 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:02:06,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:02:06,182 INFO L262 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:02:06,183 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:02:06,288 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 23:02:06,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:02:06,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 563 states to 482 states and 563 transitions. [2023-11-24 23:02:06,657 INFO L276 IsEmpty]: Start isEmpty. Operand 482 states and 563 transitions. [2023-11-24 23:02:06,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-24 23:02:06,658 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:02:06,658 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:02:06,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:02:06,695 INFO L262 TraceCheckSpWp]: Trace formula consists of 110 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:02:06,697 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:02:06,807 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 23:02:07,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:02:07,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 570 states to 487 states and 570 transitions. [2023-11-24 23:02:07,680 INFO L276 IsEmpty]: Start isEmpty. Operand 487 states and 570 transitions. [2023-11-24 23:02:07,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-11-24 23:02:07,681 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:02:07,682 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:02:07,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:02:07,716 INFO L262 TraceCheckSpWp]: Trace formula consists of 105 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:02:07,717 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:02:07,827 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 23:02:07,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:02:07,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 569 states to 486 states and 569 transitions. [2023-11-24 23:02:07,962 INFO L276 IsEmpty]: Start isEmpty. Operand 486 states and 569 transitions. [2023-11-24 23:02:07,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-11-24 23:02:07,963 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:02:07,963 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:02:07,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:02:07,998 INFO L262 TraceCheckSpWp]: Trace formula consists of 106 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 23:02:07,999 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:02:08,002 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 23:02:08,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:02:08,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 568 states to 485 states and 568 transitions. [2023-11-24 23:02:08,027 INFO L276 IsEmpty]: Start isEmpty. Operand 485 states and 568 transitions. [2023-11-24 23:02:08,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-11-24 23:02:08,028 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:02:08,028 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:02:08,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:02:08,062 INFO L262 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-24 23:02:08,064 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:02:08,139 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 23:02:08,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:02:08,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 571 states to 488 states and 571 transitions. [2023-11-24 23:02:08,342 INFO L276 IsEmpty]: Start isEmpty. Operand 488 states and 571 transitions. [2023-11-24 23:02:08,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2023-11-24 23:02:08,342 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:02:08,343 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:02:08,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:02:08,374 INFO L262 TraceCheckSpWp]: Trace formula consists of 107 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:02:08,375 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:02:08,594 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 23:02:09,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:02:09,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 570 states to 487 states and 570 transitions. [2023-11-24 23:02:09,670 INFO L276 IsEmpty]: Start isEmpty. Operand 487 states and 570 transitions. [2023-11-24 23:02:09,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2023-11-24 23:02:09,671 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:02:09,671 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:02:09,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:02:09,709 INFO L262 TraceCheckSpWp]: Trace formula consists of 113 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:02:09,711 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:02:09,800 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 23:02:09,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:02:09,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 572 states to 488 states and 572 transitions. [2023-11-24 23:02:09,898 INFO L276 IsEmpty]: Start isEmpty. Operand 488 states and 572 transitions. [2023-11-24 23:02:09,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2023-11-24 23:02:09,899 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:02:09,899 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:02:09,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:02:09,936 INFO L262 TraceCheckSpWp]: Trace formula consists of 108 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:02:09,938 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:02:10,265 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 23:02:11,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:02:11,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 571 states to 487 states and 571 transitions. [2023-11-24 23:02:11,345 INFO L276 IsEmpty]: Start isEmpty. Operand 487 states and 571 transitions. [2023-11-24 23:02:11,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2023-11-24 23:02:11,346 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:02:11,347 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:02:11,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:02:11,391 INFO L262 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:02:11,392 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:02:11,505 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 23:02:11,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:02:11,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 573 states to 489 states and 573 transitions. [2023-11-24 23:02:11,624 INFO L276 IsEmpty]: Start isEmpty. Operand 489 states and 573 transitions. [2023-11-24 23:02:11,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2023-11-24 23:02:11,625 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:02:11,625 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:02:11,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:02:11,660 INFO L262 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:02:11,662 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:02:11,917 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 23:02:12,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:02:12,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 572 states to 488 states and 572 transitions. [2023-11-24 23:02:12,330 INFO L276 IsEmpty]: Start isEmpty. Operand 488 states and 572 transitions. [2023-11-24 23:02:12,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-11-24 23:02:12,330 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:02:12,330 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:02:12,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:02:12,390 INFO L262 TraceCheckSpWp]: Trace formula consists of 110 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:02:12,392 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:02:12,531 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 23:02:12,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:02:12,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 571 states to 487 states and 571 transitions. [2023-11-24 23:02:12,901 INFO L276 IsEmpty]: Start isEmpty. Operand 487 states and 571 transitions. [2023-11-24 23:02:12,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-11-24 23:02:12,901 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:02:12,901 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:02:12,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:02:12,941 INFO L262 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-24 23:02:12,943 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:02:13,041 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 23:02:13,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:02:13,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 574 states to 490 states and 574 transitions. [2023-11-24 23:02:13,099 INFO L276 IsEmpty]: Start isEmpty. Operand 490 states and 574 transitions. [2023-11-24 23:02:13,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2023-11-24 23:02:13,100 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:02:13,100 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:02:13,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:02:13,136 INFO L262 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:02:13,137 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:02:13,275 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 23:02:13,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:02:13,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 573 states to 489 states and 573 transitions. [2023-11-24 23:02:13,551 INFO L276 IsEmpty]: Start isEmpty. Operand 489 states and 573 transitions. [2023-11-24 23:02:13,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2023-11-24 23:02:13,551 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:02:13,552 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:02:13,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:02:13,599 INFO L262 TraceCheckSpWp]: Trace formula consists of 117 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:02:13,605 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:02:13,721 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 23:02:13,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:02:13,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 575 states to 490 states and 575 transitions. [2023-11-24 23:02:13,802 INFO L276 IsEmpty]: Start isEmpty. Operand 490 states and 575 transitions. [2023-11-24 23:02:13,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2023-11-24 23:02:13,803 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:02:13,803 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:02:13,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:02:13,837 INFO L262 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 23:02:13,838 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:02:13,842 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 23:02:13,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:02:13,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 574 states to 489 states and 574 transitions. [2023-11-24 23:02:13,863 INFO L276 IsEmpty]: Start isEmpty. Operand 489 states and 574 transitions. [2023-11-24 23:02:13,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2023-11-24 23:02:13,864 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:02:13,864 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:02:13,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:02:13,906 INFO L262 TraceCheckSpWp]: Trace formula consists of 118 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:02:13,908 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:02:14,030 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 23:02:14,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:02:14,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 576 states to 491 states and 576 transitions. [2023-11-24 23:02:14,202 INFO L276 IsEmpty]: Start isEmpty. Operand 491 states and 576 transitions. [2023-11-24 23:02:14,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2023-11-24 23:02:14,205 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:02:14,205 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:02:14,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:02:14,241 INFO L262 TraceCheckSpWp]: Trace formula consists of 113 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:02:14,242 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:02:14,412 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 23:02:15,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:02:15,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 575 states to 490 states and 575 transitions. [2023-11-24 23:02:15,270 INFO L276 IsEmpty]: Start isEmpty. Operand 490 states and 575 transitions. [2023-11-24 23:02:15,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2023-11-24 23:02:15,270 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:02:15,271 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:02:15,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:02:15,303 INFO L262 TraceCheckSpWp]: Trace formula consists of 119 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:02:15,304 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:02:15,386 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 23:02:15,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:02:15,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 575 states to 491 states and 575 transitions. [2023-11-24 23:02:15,480 INFO L276 IsEmpty]: Start isEmpty. Operand 491 states and 575 transitions. [2023-11-24 23:02:15,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2023-11-24 23:02:15,481 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:02:15,481 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:02:15,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:02:15,510 INFO L262 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:02:15,512 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:02:15,666 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 23:02:16,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:02:16,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 574 states to 490 states and 574 transitions. [2023-11-24 23:02:16,367 INFO L276 IsEmpty]: Start isEmpty. Operand 490 states and 574 transitions. [2023-11-24 23:02:16,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2023-11-24 23:02:16,367 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:02:16,368 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:02:16,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:02:16,397 INFO L262 TraceCheckSpWp]: Trace formula consists of 120 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:02:16,398 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:02:16,496 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 23:02:16,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:02:16,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 576 states to 492 states and 576 transitions. [2023-11-24 23:02:16,610 INFO L276 IsEmpty]: Start isEmpty. Operand 492 states and 576 transitions. [2023-11-24 23:02:16,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-11-24 23:02:16,611 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:02:16,611 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:02:16,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:02:16,639 INFO L262 TraceCheckSpWp]: Trace formula consists of 115 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:02:16,640 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:02:16,804 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 23:02:17,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:02:17,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 575 states to 491 states and 575 transitions. [2023-11-24 23:02:17,320 INFO L276 IsEmpty]: Start isEmpty. Operand 491 states and 575 transitions. [2023-11-24 23:02:17,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2023-11-24 23:02:17,320 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:02:17,321 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:02:17,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:02:17,349 INFO L262 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:02:17,350 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:02:17,614 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 23:02:18,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:02:18,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 574 states to 490 states and 574 transitions. [2023-11-24 23:02:18,716 INFO L276 IsEmpty]: Start isEmpty. Operand 490 states and 574 transitions. [2023-11-24 23:02:18,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2023-11-24 23:02:18,717 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:02:18,741 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:02:18,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:02:18,782 INFO L262 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-24 23:02:18,783 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:02:18,871 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 23:02:18,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:02:18,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 576 states to 492 states and 576 transitions. [2023-11-24 23:02:18,910 INFO L276 IsEmpty]: Start isEmpty. Operand 492 states and 576 transitions. [2023-11-24 23:02:18,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2023-11-24 23:02:18,911 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:02:18,911 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:02:18,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:02:18,950 INFO L262 TraceCheckSpWp]: Trace formula consists of 117 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:02:18,952 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:02:19,165 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 23:02:19,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:02:19,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 575 states to 491 states and 575 transitions. [2023-11-24 23:02:19,848 INFO L276 IsEmpty]: Start isEmpty. Operand 491 states and 575 transitions. [2023-11-24 23:02:19,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2023-11-24 23:02:19,848 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:02:19,849 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:02:19,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:02:19,881 INFO L262 TraceCheckSpWp]: Trace formula consists of 123 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:02:19,882 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:02:19,984 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 23:02:20,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:02:20,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 577 states to 492 states and 577 transitions. [2023-11-24 23:02:20,049 INFO L276 IsEmpty]: Start isEmpty. Operand 492 states and 577 transitions. [2023-11-24 23:02:20,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2023-11-24 23:02:20,049 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:02:20,050 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:02:20,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:02:20,078 INFO L262 TraceCheckSpWp]: Trace formula consists of 118 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:02:20,079 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:02:20,212 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 23:02:21,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:02:21,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 609 states to 521 states and 609 transitions. [2023-11-24 23:02:21,595 INFO L276 IsEmpty]: Start isEmpty. Operand 521 states and 609 transitions. [2023-11-24 23:02:21,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2023-11-24 23:02:21,596 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:02:21,596 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:02:21,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:02:21,626 INFO L262 TraceCheckSpWp]: Trace formula consists of 124 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:02:21,628 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:02:21,711 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 23:02:21,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:02:21,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 611 states to 523 states and 611 transitions. [2023-11-24 23:02:21,808 INFO L276 IsEmpty]: Start isEmpty. Operand 523 states and 611 transitions. [2023-11-24 23:02:21,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2023-11-24 23:02:21,809 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:02:21,809 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:02:21,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:02:21,838 INFO L262 TraceCheckSpWp]: Trace formula consists of 119 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:02:21,840 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:02:21,976 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 23:02:23,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:02:23,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 644 states to 553 states and 644 transitions. [2023-11-24 23:02:23,570 INFO L276 IsEmpty]: Start isEmpty. Operand 553 states and 644 transitions. [2023-11-24 23:02:23,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2023-11-24 23:02:23,571 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:02:23,571 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:02:23,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:02:23,604 INFO L262 TraceCheckSpWp]: Trace formula consists of 120 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:02:23,606 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:02:23,906 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked.