./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/ps3-ll_unwindbound100.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version a0165632 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_2fdc7d40-65f3-4541-b3c5-e07a4f47c6cc/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fdc7d40-65f3-4541-b3c5-e07a4f47c6cc/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fdc7d40-65f3-4541-b3c5-e07a4f47c6cc/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fdc7d40-65f3-4541-b3c5-e07a4f47c6cc/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/ps3-ll_unwindbound100.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fdc7d40-65f3-4541-b3c5-e07a4f47c6cc/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fdc7d40-65f3-4541-b3c5-e07a4f47c6cc/bin/ukojak-verify-ImItNfHLgk --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 baeebe831189d0208212eeaf417b83dac95cdcd24131565645f78fcbd5cf583c --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 23:50:46,574 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 23:50:46,694 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fdc7d40-65f3-4541-b3c5-e07a4f47c6cc/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-32bit-Kojak_Default.epf [2024-11-08 23:50:46,702 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 23:50:46,703 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 23:50:46,750 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 23:50:46,751 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 23:50:46,752 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 23:50:46,753 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 23:50:46,753 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 23:50:46,755 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 23:50:46,756 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 23:50:46,757 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 23:50:46,760 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 23:50:46,761 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 23:50:46,761 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 23:50:46,762 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 23:50:46,762 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 23:50:46,763 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 23:50:46,763 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 23:50:46,763 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-08 23:50:46,764 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-08 23:50:46,765 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 23:50:46,765 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 23:50:46,766 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 23:50:46,766 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 23:50:46,794 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 23:50:46,795 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 23:50:46,795 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 23:50:46,795 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:50:46,796 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 23:50:46,796 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 23:50:46,797 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 23:50:46,797 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 23:50:46,797 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 23:50:46,798 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_2fdc7d40-65f3-4541-b3c5-e07a4f47c6cc/bin/ukojak-verify-ImItNfHLgk/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fdc7d40-65f3-4541-b3c5-e07a4f47c6cc/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> baeebe831189d0208212eeaf417b83dac95cdcd24131565645f78fcbd5cf583c [2024-11-08 23:50:47,139 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 23:50:47,210 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 23:50:47,215 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 23:50:47,217 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 23:50:47,219 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 23:50:47,220 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fdc7d40-65f3-4541-b3c5-e07a4f47c6cc/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/nla-digbench-scaling/ps3-ll_unwindbound100.c Unable to find full path for "g++" [2024-11-08 23:50:49,566 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 23:50:49,806 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 23:50:49,806 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fdc7d40-65f3-4541-b3c5-e07a4f47c6cc/sv-benchmarks/c/nla-digbench-scaling/ps3-ll_unwindbound100.c [2024-11-08 23:50:49,815 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fdc7d40-65f3-4541-b3c5-e07a4f47c6cc/bin/ukojak-verify-ImItNfHLgk/data/db31d2b14/06c6d8d227084d958668175374f9d064/FLAG6e1867947 [2024-11-08 23:50:49,832 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fdc7d40-65f3-4541-b3c5-e07a4f47c6cc/bin/ukojak-verify-ImItNfHLgk/data/db31d2b14/06c6d8d227084d958668175374f9d064 [2024-11-08 23:50:49,836 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 23:50:49,838 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 23:50:49,839 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 23:50:49,857 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 23:50:49,867 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 23:50:49,868 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:50:49" (1/1) ... [2024-11-08 23:50:49,870 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1e5c94c0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:50:49, skipping insertion in model container [2024-11-08 23:50:49,872 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:50:49" (1/1) ... [2024-11-08 23:50:49,897 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 23:50:50,176 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:50:50,188 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 23:50:50,214 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:50:50,237 INFO L204 MainTranslator]: Completed translation [2024-11-08 23:50:50,237 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:50:50 WrapperNode [2024-11-08 23:50:50,238 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 23:50:50,239 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 23:50:50,239 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 23:50:50,240 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 23:50:50,249 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:50:50" (1/1) ... [2024-11-08 23:50:50,258 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:50:50" (1/1) ... [2024-11-08 23:50:50,291 INFO L138 Inliner]: procedures = 14, calls = 10, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 89 [2024-11-08 23:50:50,291 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 23:50:50,292 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 23:50:50,293 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 23:50:50,293 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 23:50:50,306 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:50:50" (1/1) ... [2024-11-08 23:50:50,307 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:50:50" (1/1) ... [2024-11-08 23:50:50,309 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:50:50" (1/1) ... [2024-11-08 23:50:50,309 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:50:50" (1/1) ... [2024-11-08 23:50:50,314 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:50:50" (1/1) ... [2024-11-08 23:50:50,322 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:50:50" (1/1) ... [2024-11-08 23:50:50,323 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:50:50" (1/1) ... [2024-11-08 23:50:50,324 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:50:50" (1/1) ... [2024-11-08 23:50:50,327 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 23:50:50,332 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 23:50:50,333 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 23:50:50,333 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 23:50:50,334 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:50:50" (1/1) ... [2024-11-08 23:50:50,351 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:50:50,372 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fdc7d40-65f3-4541-b3c5-e07a4f47c6cc/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 23:50:50,392 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fdc7d40-65f3-4541-b3c5-e07a4f47c6cc/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 23:50:50,397 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fdc7d40-65f3-4541-b3c5-e07a4f47c6cc/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 23:50:50,446 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 23:50:50,446 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-08 23:50:50,446 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 23:50:50,446 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 23:50:50,447 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-08 23:50:50,447 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-08 23:50:50,544 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 23:50:50,547 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 23:50:51,229 INFO L? ?]: Removed 61 outVars from TransFormulas that were not future-live. [2024-11-08 23:50:51,229 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 23:50:51,291 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 23:50:51,292 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-08 23:50:51,295 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:50:51 BoogieIcfgContainer [2024-11-08 23:50:51,296 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 23:50:51,296 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 23:50:51,297 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 23:50:51,306 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 23:50:51,306 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:50:51" (1/1) ... [2024-11-08 23:50:51,316 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 23:50:51,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:50:51,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 102 states and 105 transitions. [2024-11-08 23:50:51,388 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 105 transitions. [2024-11-08 23:50:51,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-11-08 23:50:51,390 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:50:51,391 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:50:51,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:50:51,663 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:50:51,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:50:51,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 104 states and 107 transitions. [2024-11-08 23:50:51,748 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 107 transitions. [2024-11-08 23:50:51,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-08 23:50:51,749 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:50:51,749 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:50:51,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:50:51,884 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:50:51,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:50:51,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 105 states and 108 transitions. [2024-11-08 23:50:51,914 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 108 transitions. [2024-11-08 23:50:51,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-08 23:50:51,920 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:50:51,920 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:50:51,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:50:52,049 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:50:52,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:50:52,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 106 states and 109 transitions. [2024-11-08 23:50:52,070 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 109 transitions. [2024-11-08 23:50:52,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-08 23:50:52,071 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:50:52,071 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:50:52,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:50:52,133 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:50:52,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:50:52,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 111 states and 116 transitions. [2024-11-08 23:50:52,362 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 116 transitions. [2024-11-08 23:50:52,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-08 23:50:52,362 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:50:52,363 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:50:52,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:50:52,452 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:50:52,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:50:52,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 112 states and 117 transitions. [2024-11-08 23:50:52,483 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 117 transitions. [2024-11-08 23:50:52,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-08 23:50:52,484 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:50:52,484 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:50:52,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:50:52,588 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:50:53,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:50:53,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 119 states and 127 transitions. [2024-11-08 23:50:53,030 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 127 transitions. [2024-11-08 23:50:53,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-08 23:50:53,030 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:50:53,031 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:50:53,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:50:53,134 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:50:53,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:50:53,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 120 states and 128 transitions. [2024-11-08 23:50:53,158 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 128 transitions. [2024-11-08 23:50:53,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-08 23:50:53,159 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:50:53,159 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:50:53,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:50:53,215 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:50:53,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:50:53,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 119 states and 127 transitions. [2024-11-08 23:50:53,234 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 127 transitions. [2024-11-08 23:50:53,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-08 23:50:53,236 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:50:53,237 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:50:53,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 23:50:53,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:50:53,300 INFO L255 TraceCheckSpWp]: Trace formula consists of 44 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-08 23:50:53,307 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:50:53,354 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:50:53,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:50:53,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 121 states and 129 transitions. [2024-11-08 23:50:53,388 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 129 transitions. [2024-11-08 23:50:53,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-08 23:50:53,389 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:50:53,389 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:50:53,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 23:50:53,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:50:53,424 INFO L255 TraceCheckSpWp]: Trace formula consists of 45 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-08 23:50:53,425 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:50:53,464 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:50:53,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:50:53,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 122 states and 130 transitions. [2024-11-08 23:50:53,498 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 130 transitions. [2024-11-08 23:50:53,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-08 23:50:53,498 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:50:53,499 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:50:53,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 23:50:53,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:50:53,543 INFO L255 TraceCheckSpWp]: Trace formula consists of 46 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-08 23:50:53,544 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:50:53,595 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:50:53,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:50:53,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 123 states and 131 transitions. [2024-11-08 23:50:53,624 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 131 transitions. [2024-11-08 23:50:53,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-11-08 23:50:53,624 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:50:53,625 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:50:53,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:50:53,783 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:50:53,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:50:53,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 130 states and 139 transitions. [2024-11-08 23:50:53,977 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 139 transitions. [2024-11-08 23:50:53,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-08 23:50:53,978 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:50:53,978 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:50:54,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 23:50:54,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:50:54,039 INFO L255 TraceCheckSpWp]: Trace formula consists of 48 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-08 23:50:54,040 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:50:54,228 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:50:54,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:50:54,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 132 states and 142 transitions. [2024-11-08 23:50:54,401 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 142 transitions. [2024-11-08 23:50:54,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-08 23:50:54,402 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:50:54,402 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:50:54,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:50:54,452 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:50:54,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:50:54,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 133 states and 144 transitions. [2024-11-08 23:50:54,474 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 144 transitions. [2024-11-08 23:50:54,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-11-08 23:50:54,475 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:50:54,475 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:50:54,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:50:54,540 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:50:54,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:50:54,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 134 states and 145 transitions. [2024-11-08 23:50:54,560 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 145 transitions. [2024-11-08 23:50:54,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-11-08 23:50:54,561 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:50:54,562 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:50:54,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:50:54,584 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:50:54,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:50:54,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 133 states and 144 transitions. [2024-11-08 23:50:54,596 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 144 transitions. [2024-11-08 23:50:54,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-11-08 23:50:54,597 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:50:54,598 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:50:54,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 23:50:54,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:50:54,638 INFO L255 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-08 23:50:54,641 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:50:54,707 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:50:54,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:50:54,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 135 states and 146 transitions. [2024-11-08 23:50:54,740 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 146 transitions. [2024-11-08 23:50:54,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-08 23:50:54,740 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:50:54,741 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:50:54,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 23:50:54,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:50:54,782 INFO L255 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-08 23:50:54,784 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:50:55,006 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:50:55,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:50:55,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 141 states and 152 transitions. [2024-11-08 23:50:55,217 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 152 transitions. [2024-11-08 23:50:55,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-08 23:50:55,218 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:50:55,219 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:50:55,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 23:50:55,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:50:55,247 INFO L255 TraceCheckSpWp]: Trace formula consists of 54 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-08 23:50:55,248 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:50:55,341 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:50:55,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:50:55,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 147 states and 159 transitions. [2024-11-08 23:50:55,507 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 159 transitions. [2024-11-08 23:50:55,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-11-08 23:50:55,508 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:50:55,508 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:50:55,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:50:55,609 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:50:55,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:50:55,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 148 states and 161 transitions. [2024-11-08 23:50:55,779 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 161 transitions. [2024-11-08 23:50:55,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-08 23:50:55,779 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:50:55,780 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:50:55,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:50:55,885 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:50:56,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:50:56,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 149 states and 162 transitions. [2024-11-08 23:50:56,075 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 162 transitions. [2024-11-08 23:50:56,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-11-08 23:50:56,080 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:50:56,080 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:50:56,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:50:56,121 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:50:56,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:50:56,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 155 states and 172 transitions. [2024-11-08 23:50:56,378 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 172 transitions. [2024-11-08 23:50:56,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-11-08 23:50:56,379 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:50:56,380 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:50:56,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:50:56,441 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:50:57,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:50:57,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 180 states and 203 transitions. [2024-11-08 23:50:57,069 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 203 transitions. [2024-11-08 23:50:57,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-11-08 23:50:57,069 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:50:57,071 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:50:57,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:50:57,113 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:50:57,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:50:57,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 181 states and 204 transitions. [2024-11-08 23:50:57,138 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 204 transitions. [2024-11-08 23:50:57,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-11-08 23:50:57,143 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:50:57,143 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:50:57,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:50:57,190 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:50:57,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:50:57,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 182 states and 205 transitions. [2024-11-08 23:50:57,211 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 205 transitions. [2024-11-08 23:50:57,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2024-11-08 23:50:57,211 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:50:57,212 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:50:57,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:50:57,260 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:50:57,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:50:57,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 187 states and 215 transitions. [2024-11-08 23:50:57,363 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 215 transitions. [2024-11-08 23:50:57,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2024-11-08 23:50:57,364 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:50:57,365 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:50:57,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:50:57,405 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:50:57,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:50:57,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 190 states and 220 transitions. [2024-11-08 23:50:57,549 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 220 transitions. [2024-11-08 23:50:57,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-08 23:50:57,552 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:50:57,552 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:50:57,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:50:57,598 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:50:57,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:50:57,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 191 states and 221 transitions. [2024-11-08 23:50:57,618 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 221 transitions. [2024-11-08 23:50:57,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-08 23:50:57,618 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:50:57,618 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:50:57,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:50:57,652 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:50:57,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:50:57,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 192 states and 222 transitions. [2024-11-08 23:50:57,672 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 222 transitions. [2024-11-08 23:50:57,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-11-08 23:50:57,673 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:50:57,673 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:50:57,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:50:57,692 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:50:57,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:50:57,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 191 states and 221 transitions. [2024-11-08 23:50:57,706 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 221 transitions. [2024-11-08 23:50:57,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-11-08 23:50:57,707 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:50:57,708 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:50:57,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:50:57,743 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:50:57,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:50:57,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 190 states and 220 transitions. [2024-11-08 23:50:57,753 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 220 transitions. [2024-11-08 23:50:57,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2024-11-08 23:50:57,754 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:50:57,755 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:50:57,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:50:57,823 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:50:57,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:50:57,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 192 states and 222 transitions. [2024-11-08 23:50:57,925 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 222 transitions. [2024-11-08 23:50:57,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2024-11-08 23:50:57,926 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:50:57,926 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:50:57,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 23:50:57,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:50:57,957 INFO L255 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-08 23:50:57,958 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:50:58,064 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:50:58,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:50:58,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 194 states and 224 transitions. [2024-11-08 23:50:58,124 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 224 transitions. [2024-11-08 23:50:58,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2024-11-08 23:50:58,125 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:50:58,125 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:50:58,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:50:58,209 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:50:58,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:50:58,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 227 states to 197 states and 227 transitions. [2024-11-08 23:50:58,492 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 227 transitions. [2024-11-08 23:50:58,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2024-11-08 23:50:58,493 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:50:58,493 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:50:58,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:50:58,549 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:50:58,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:50:58,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 236 states to 204 states and 236 transitions. [2024-11-08 23:50:58,797 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 236 transitions. [2024-11-08 23:50:58,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2024-11-08 23:50:58,798 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:50:58,799 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:50:58,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:50:58,880 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:50:59,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:50:59,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 208 states and 240 transitions. [2024-11-08 23:50:59,225 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 240 transitions. [2024-11-08 23:50:59,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2024-11-08 23:50:59,226 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:50:59,226 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:50:59,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:50:59,332 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:50:59,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:50:59,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 209 states and 242 transitions. [2024-11-08 23:50:59,533 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 242 transitions. [2024-11-08 23:50:59,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-08 23:50:59,534 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:50:59,534 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:50:59,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:50:59,646 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:51:00,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:51:00,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 250 states to 216 states and 250 transitions. [2024-11-08 23:51:00,325 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 250 transitions. [2024-11-08 23:51:00,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2024-11-08 23:51:00,325 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:51:00,325 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:51:00,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:51:00,430 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:51:01,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:51:01,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 256 states to 222 states and 256 transitions. [2024-11-08 23:51:01,404 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 256 transitions. [2024-11-08 23:51:01,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2024-11-08 23:51:01,405 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:51:01,405 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:51:01,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:51:01,653 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:51:03,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:51:03,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 292 states to 252 states and 292 transitions. [2024-11-08 23:51:03,030 INFO L276 IsEmpty]: Start isEmpty. Operand 252 states and 292 transitions. [2024-11-08 23:51:03,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2024-11-08 23:51:03,030 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:51:03,030 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:51:03,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:51:03,067 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:51:03,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:51:03,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 299 states to 259 states and 299 transitions. [2024-11-08 23:51:03,836 INFO L276 IsEmpty]: Start isEmpty. Operand 259 states and 299 transitions. [2024-11-08 23:51:03,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2024-11-08 23:51:03,837 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:51:03,837 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:51:03,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:51:04,084 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:51:05,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:51:05,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 336 states to 290 states and 336 transitions. [2024-11-08 23:51:05,696 INFO L276 IsEmpty]: Start isEmpty. Operand 290 states and 336 transitions. [2024-11-08 23:51:05,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-11-08 23:51:05,697 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:51:05,697 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:51:05,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:51:05,730 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:51:05,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:51:05,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 337 states to 291 states and 337 transitions. [2024-11-08 23:51:05,753 INFO L276 IsEmpty]: Start isEmpty. Operand 291 states and 337 transitions. [2024-11-08 23:51:05,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-08 23:51:05,754 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:51:05,754 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:51:05,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:51:05,788 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:51:05,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:51:05,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 336 states to 290 states and 336 transitions. [2024-11-08 23:51:05,799 INFO L276 IsEmpty]: Start isEmpty. Operand 290 states and 336 transitions. [2024-11-08 23:51:05,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-08 23:51:05,800 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:51:05,800 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:51:05,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:51:05,869 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:51:05,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:51:05,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 342 states to 291 states and 342 transitions. [2024-11-08 23:51:05,945 INFO L276 IsEmpty]: Start isEmpty. Operand 291 states and 342 transitions. [2024-11-08 23:51:05,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-08 23:51:05,946 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:51:05,946 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:51:05,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 23:51:05,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:51:05,978 INFO L255 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-08 23:51:05,979 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:51:06,280 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-11-08 23:51:07,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:51:07,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 351 states to 296 states and 351 transitions. [2024-11-08 23:51:07,284 INFO L276 IsEmpty]: Start isEmpty. Operand 296 states and 351 transitions. [2024-11-08 23:51:07,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2024-11-08 23:51:07,285 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:51:07,285 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:51:07,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:51:07,409 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:51:07,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:51:07,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 353 states to 298 states and 353 transitions. [2024-11-08 23:51:07,563 INFO L276 IsEmpty]: Start isEmpty. Operand 298 states and 353 transitions. [2024-11-08 23:51:07,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2024-11-08 23:51:07,564 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:51:07,564 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:51:07,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 23:51:07,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:51:07,599 INFO L255 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-08 23:51:07,600 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:51:07,944 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:51:09,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:51:09,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 367 states to 306 states and 367 transitions. [2024-11-08 23:51:09,404 INFO L276 IsEmpty]: Start isEmpty. Operand 306 states and 367 transitions. [2024-11-08 23:51:09,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2024-11-08 23:51:09,405 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:51:09,405 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:51:09,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:51:09,580 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:51:10,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:51:10,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 370 states to 309 states and 370 transitions. [2024-11-08 23:51:10,415 INFO L276 IsEmpty]: Start isEmpty. Operand 309 states and 370 transitions. [2024-11-08 23:51:10,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2024-11-08 23:51:10,415 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:51:10,416 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:51:10,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:51:10,572 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:51:12,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:51:12,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 385 states to 316 states and 385 transitions. [2024-11-08 23:51:12,053 INFO L276 IsEmpty]: Start isEmpty. Operand 316 states and 385 transitions. [2024-11-08 23:51:12,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2024-11-08 23:51:12,054 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:51:12,054 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:51:12,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:51:12,109 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:51:12,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:51:12,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 388 states to 318 states and 388 transitions. [2024-11-08 23:51:12,392 INFO L276 IsEmpty]: Start isEmpty. Operand 318 states and 388 transitions. [2024-11-08 23:51:12,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-08 23:51:12,392 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:51:12,393 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:51:12,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:51:12,560 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:51:13,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:51:13,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 392 states to 322 states and 392 transitions. [2024-11-08 23:51:13,675 INFO L276 IsEmpty]: Start isEmpty. Operand 322 states and 392 transitions. [2024-11-08 23:51:13,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-08 23:51:13,675 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:51:13,675 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:51:13,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:51:13,800 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:51:15,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:51:15,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 408 states to 330 states and 408 transitions. [2024-11-08 23:51:15,351 INFO L276 IsEmpty]: Start isEmpty. Operand 330 states and 408 transitions. [2024-11-08 23:51:15,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-08 23:51:15,351 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:51:15,351 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:51:15,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:51:15,387 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:51:15,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:51:15,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 411 states to 332 states and 411 transitions. [2024-11-08 23:51:15,600 INFO L276 IsEmpty]: Start isEmpty. Operand 332 states and 411 transitions. [2024-11-08 23:51:15,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2024-11-08 23:51:15,601 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:51:15,601 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:51:15,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:51:15,847 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:51:17,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:51:17,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 416 states to 337 states and 416 transitions. [2024-11-08 23:51:17,958 INFO L276 IsEmpty]: Start isEmpty. Operand 337 states and 416 transitions. [2024-11-08 23:51:17,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2024-11-08 23:51:17,959 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:51:17,959 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:51:17,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:51:18,247 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:51:23,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:51:23,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 422 states to 343 states and 422 transitions. [2024-11-08 23:51:23,860 INFO L276 IsEmpty]: Start isEmpty. Operand 343 states and 422 transitions. [2024-11-08 23:51:23,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2024-11-08 23:51:23,861 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:51:23,861 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:51:23,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:51:24,204 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:51:26,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:51:26,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 432 states to 351 states and 432 transitions. [2024-11-08 23:51:26,915 INFO L276 IsEmpty]: Start isEmpty. Operand 351 states and 432 transitions. [2024-11-08 23:51:26,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2024-11-08 23:51:26,916 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:51:26,916 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:51:26,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 23:51:26,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:51:26,950 INFO L255 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-08 23:51:26,951 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:51:29,135 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:51:29,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:51:29,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 437 states to 355 states and 437 transitions. [2024-11-08 23:51:29,847 INFO L276 IsEmpty]: Start isEmpty. Operand 355 states and 437 transitions. [2024-11-08 23:51:29,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-11-08 23:51:29,847 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:51:29,848 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:51:29,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 23:51:29,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:51:29,881 INFO L255 TraceCheckSpWp]: Trace formula consists of 92 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-08 23:51:29,882 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:51:30,040 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:51:30,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:51:30,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 442 states to 359 states and 442 transitions. [2024-11-08 23:51:30,663 INFO L276 IsEmpty]: Start isEmpty. Operand 359 states and 442 transitions. [2024-11-08 23:51:30,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2024-11-08 23:51:30,663 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:51:30,664 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:51:30,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 23:51:30,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:51:30,706 INFO L255 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-08 23:51:30,707 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:51:30,925 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:51:32,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:51:32,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 452 states to 366 states and 452 transitions. [2024-11-08 23:51:32,367 INFO L276 IsEmpty]: Start isEmpty. Operand 366 states and 452 transitions. [2024-11-08 23:51:32,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2024-11-08 23:51:32,367 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:51:32,368 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:51:32,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 23:51:32,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:51:32,402 INFO L255 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-08 23:51:32,403 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:51:33,737 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:51:35,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:51:35,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 463 states to 374 states and 463 transitions. [2024-11-08 23:51:35,889 INFO L276 IsEmpty]: Start isEmpty. Operand 374 states and 463 transitions. [2024-11-08 23:51:35,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-08 23:51:35,890 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:51:35,890 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:51:35,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:51:35,934 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:51:35,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:51:35,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 465 states to 375 states and 465 transitions. [2024-11-08 23:51:35,982 INFO L276 IsEmpty]: Start isEmpty. Operand 375 states and 465 transitions. [2024-11-08 23:51:35,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2024-11-08 23:51:35,983 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:51:35,983 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:51:35,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:51:36,024 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:51:37,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:51:37,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 472 states to 379 states and 472 transitions. [2024-11-08 23:51:37,857 INFO L276 IsEmpty]: Start isEmpty. Operand 379 states and 472 transitions. [2024-11-08 23:51:37,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-08 23:51:37,858 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:51:37,858 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:51:37,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:51:37,922 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:51:37,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:51:37,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 477 states to 382 states and 477 transitions. [2024-11-08 23:51:37,987 INFO L276 IsEmpty]: Start isEmpty. Operand 382 states and 477 transitions. [2024-11-08 23:51:37,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2024-11-08 23:51:37,988 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:51:37,988 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:51:38,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:51:38,501 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:51:42,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:51:42,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 488 states to 388 states and 488 transitions. [2024-11-08 23:51:42,214 INFO L276 IsEmpty]: Start isEmpty. Operand 388 states and 488 transitions. [2024-11-08 23:51:42,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2024-11-08 23:51:42,214 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:51:42,214 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:51:42,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:51:42,689 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:51:45,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:51:45,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 496 states to 393 states and 496 transitions. [2024-11-08 23:51:45,993 INFO L276 IsEmpty]: Start isEmpty. Operand 393 states and 496 transitions. [2024-11-08 23:51:45,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2024-11-08 23:51:45,994 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:51:45,994 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:51:46,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:51:46,701 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:51:50,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:51:50,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 503 states to 398 states and 503 transitions. [2024-11-08 23:51:50,810 INFO L276 IsEmpty]: Start isEmpty. Operand 398 states and 503 transitions. [2024-11-08 23:51:50,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-08 23:51:50,811 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:51:50,811 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:51:50,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:52:41,375 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:55:26,330 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-08 23:55:26,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:55:26,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 512 states to 405 states and 512 transitions. [2024-11-08 23:55:26,588 INFO L276 IsEmpty]: Start isEmpty. Operand 405 states and 512 transitions. [2024-11-08 23:55:26,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2024-11-08 23:55:26,589 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:55:26,589 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:55:26,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:55:26,775 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-11-08 23:55:42,588 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-08 23:55:52,610 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-08 23:55:52,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:55:52,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 524 states to 410 states and 524 transitions. [2024-11-08 23:55:52,662 INFO L276 IsEmpty]: Start isEmpty. Operand 410 states and 524 transitions. [2024-11-08 23:55:52,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2024-11-08 23:55:52,667 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:55:52,667 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:55:52,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:55:52,876 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 25 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-08 23:56:02,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:56:02,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 572 states to 441 states and 572 transitions. [2024-11-08 23:56:02,339 INFO L276 IsEmpty]: Start isEmpty. Operand 441 states and 572 transitions. [2024-11-08 23:56:02,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2024-11-08 23:56:02,340 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:56:02,340 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:56:02,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:56:02,389 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 25 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-08 23:56:13,236 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-08 23:56:23,351 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.11s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-08 23:56:23,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:56:23,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 577 states to 443 states and 577 transitions. [2024-11-08 23:56:23,385 INFO L276 IsEmpty]: Start isEmpty. Operand 443 states and 577 transitions. [2024-11-08 23:56:23,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2024-11-08 23:56:23,385 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:56:23,386 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:56:23,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:56:23,596 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 26 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-08 23:56:34,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:56:34,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 629 states to 475 states and 629 transitions. [2024-11-08 23:56:34,777 INFO L276 IsEmpty]: Start isEmpty. Operand 475 states and 629 transitions. [2024-11-08 23:56:34,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2024-11-08 23:56:34,777 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:56:34,777 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:56:34,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:56:35,563 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-11-08 23:56:51,321 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-08 23:57:01,326 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-08 23:57:01,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:57:01,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 646 states to 485 states and 646 transitions. [2024-11-08 23:57:01,909 INFO L276 IsEmpty]: Start isEmpty. Operand 485 states and 646 transitions. [2024-11-08 23:57:01,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2024-11-08 23:57:01,909 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:57:01,910 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:57:01,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:57:01,950 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 26 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-08 23:57:13,016 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.50s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-08 23:57:23,078 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.06s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-08 23:57:23,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:57:23,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 651 states to 487 states and 651 transitions. [2024-11-08 23:57:23,110 INFO L276 IsEmpty]: Start isEmpty. Operand 487 states and 651 transitions. [2024-11-08 23:57:23,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-11-08 23:57:23,111 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:57:23,111 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:57:23,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:57:23,280 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2024-11-08 23:57:24,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:57:24,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 661 states to 490 states and 658 transitions. [2024-11-08 23:57:24,582 INFO L276 IsEmpty]: Start isEmpty. Operand 490 states and 658 transitions. [2024-11-08 23:57:24,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-11-08 23:57:24,583 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:57:24,583 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:57:24,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:57:24,615 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2024-11-08 23:57:35,783 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-08 23:57:36,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:57:36,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 668 states to 492 states and 662 transitions. [2024-11-08 23:57:36,824 INFO L276 IsEmpty]: Start isEmpty. Operand 492 states and 662 transitions. [2024-11-08 23:57:36,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-11-08 23:57:36,824 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:57:36,825 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:57:36,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:57:37,008 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2024-11-08 23:57:38,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:57:38,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 676 states to 495 states and 670 transitions. [2024-11-08 23:57:38,431 INFO L276 IsEmpty]: Start isEmpty. Operand 495 states and 670 transitions. [2024-11-08 23:57:38,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2024-11-08 23:57:38,431 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:57:38,432 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:57:38,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:57:38,611 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-11-08 23:57:50,852 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-08 23:57:52,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:57:52,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 686 states to 499 states and 677 transitions. [2024-11-08 23:57:52,835 INFO L276 IsEmpty]: Start isEmpty. Operand 499 states and 677 transitions. [2024-11-08 23:57:52,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2024-11-08 23:57:52,836 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:57:52,837 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:57:52,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:57:52,874 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-11-08 23:57:55,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:57:55,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 694 states to 501 states and 682 transitions. [2024-11-08 23:57:55,065 INFO L276 IsEmpty]: Start isEmpty. Operand 501 states and 682 transitions. [2024-11-08 23:57:55,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2024-11-08 23:57:55,066 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:57:55,066 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:57:55,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:57:55,166 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-11-08 23:57:57,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:57:57,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 703 states to 505 states and 691 transitions. [2024-11-08 23:57:57,213 INFO L276 IsEmpty]: Start isEmpty. Operand 505 states and 691 transitions. [2024-11-08 23:57:57,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2024-11-08 23:57:57,213 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:57:57,214 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:57:57,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:57:57,250 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-08 23:58:02,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:58:02,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 714 states to 509 states and 699 transitions. [2024-11-08 23:58:02,410 INFO L276 IsEmpty]: Start isEmpty. Operand 509 states and 699 transitions. [2024-11-08 23:58:02,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2024-11-08 23:58:02,410 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:58:02,410 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:58:02,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:58:02,435 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-08 23:58:14,017 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-08 23:58:16,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:58:16,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 721 states to 511 states and 703 transitions. [2024-11-08 23:58:16,051 INFO L276 IsEmpty]: Start isEmpty. Operand 511 states and 703 transitions. [2024-11-08 23:58:16,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2024-11-08 23:58:16,052 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:58:16,052 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:58:16,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 23:58:16,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:58:16,099 INFO L255 TraceCheckSpWp]: Trace formula consists of 119 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-08 23:58:16,101 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:58:16,387 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-08 23:58:23,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:58:23,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 747 states to 525 states and 729 transitions. [2024-11-08 23:58:23,529 INFO L276 IsEmpty]: Start isEmpty. Operand 525 states and 729 transitions. [2024-11-08 23:58:23,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2024-11-08 23:58:23,530 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:58:23,530 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:58:23,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 23:58:23,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:58:23,573 INFO L255 TraceCheckSpWp]: Trace formula consists of 119 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-08 23:58:23,575 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:58:23,707 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-08 23:58:34,753 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-08 23:58:34,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:58:34,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 750 states to 527 states and 732 transitions. [2024-11-08 23:58:34,793 INFO L276 IsEmpty]: Start isEmpty. Operand 527 states and 732 transitions. [2024-11-08 23:58:34,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2024-11-08 23:58:34,794 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:58:34,794 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:58:34,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:58:34,820 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2024-11-08 23:58:35,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:58:35,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 759 states to 531 states and 741 transitions. [2024-11-08 23:58:35,919 INFO L276 IsEmpty]: Start isEmpty. Operand 531 states and 741 transitions. [2024-11-08 23:58:35,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2024-11-08 23:58:35,920 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:58:35,920 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:58:35,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:58:35,946 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2024-11-08 23:58:40,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:58:40,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 764 states to 533 states and 746 transitions. [2024-11-08 23:58:40,109 INFO L276 IsEmpty]: Start isEmpty. Operand 533 states and 746 transitions. [2024-11-08 23:58:40,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2024-11-08 23:58:40,109 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:58:40,109 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:58:40,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 23:58:40,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:58:40,148 INFO L255 TraceCheckSpWp]: Trace formula consists of 120 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-08 23:58:40,149 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:58:40,361 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2024-11-08 23:58:45,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:58:45,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 786 states to 549 states and 768 transitions. [2024-11-08 23:58:45,131 INFO L276 IsEmpty]: Start isEmpty. Operand 549 states and 768 transitions. [2024-11-08 23:58:45,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2024-11-08 23:58:45,132 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:58:45,132 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:58:45,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 23:58:45,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:58:45,176 INFO L255 TraceCheckSpWp]: Trace formula consists of 120 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-08 23:58:45,177 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:58:45,387 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2024-11-08 23:58:46,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:58:46,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 789 states to 551 states and 771 transitions. [2024-11-08 23:58:46,022 INFO L276 IsEmpty]: Start isEmpty. Operand 551 states and 771 transitions. [2024-11-08 23:58:46,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2024-11-08 23:58:46,023 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:58:46,023 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:58:46,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:58:46,054 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2024-11-08 23:58:47,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:58:47,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 798 states to 555 states and 780 transitions. [2024-11-08 23:58:47,309 INFO L276 IsEmpty]: Start isEmpty. Operand 555 states and 780 transitions. [2024-11-08 23:58:47,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2024-11-08 23:58:47,309 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:58:47,309 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:58:47,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:58:47,337 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2024-11-08 23:58:49,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:58:49,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 803 states to 557 states and 785 transitions. [2024-11-08 23:58:49,080 INFO L276 IsEmpty]: Start isEmpty. Operand 557 states and 785 transitions. [2024-11-08 23:58:49,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2024-11-08 23:58:49,081 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:58:49,081 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:58:49,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 23:58:49,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:58:49,117 INFO L255 TraceCheckSpWp]: Trace formula consists of 121 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-08 23:58:49,118 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:59:00,633 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 0 proven. 32 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-08 23:59:06,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:59:06,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 830 states to 573 states and 812 transitions. [2024-11-08 23:59:06,867 INFO L276 IsEmpty]: Start isEmpty. Operand 573 states and 812 transitions. [2024-11-08 23:59:06,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2024-11-08 23:59:06,868 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:59:06,869 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:59:06,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 23:59:06,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:59:06,911 INFO L255 TraceCheckSpWp]: Trace formula consists of 121 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-08 23:59:06,912 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:59:18,321 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 0 proven. 32 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-08 23:59:18,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:59:18,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 833 states to 575 states and 815 transitions. [2024-11-08 23:59:18,683 INFO L276 IsEmpty]: Start isEmpty. Operand 575 states and 815 transitions. [2024-11-08 23:59:18,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2024-11-08 23:59:18,684 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:59:18,684 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:59:18,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:59:18,717 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2024-11-08 23:59:19,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:59:19,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 835 states to 577 states and 817 transitions. [2024-11-08 23:59:19,687 INFO L276 IsEmpty]: Start isEmpty. Operand 577 states and 817 transitions. [2024-11-08 23:59:19,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2024-11-08 23:59:19,688 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:59:19,688 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:59:19,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:59:19,717 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2024-11-08 23:59:21,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:59:21,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 840 states to 579 states and 822 transitions. [2024-11-08 23:59:21,879 INFO L276 IsEmpty]: Start isEmpty. Operand 579 states and 822 transitions. [2024-11-08 23:59:21,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2024-11-08 23:59:21,880 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:59:21,880 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:59:21,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:59:21,912 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2024-11-08 23:59:22,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:59:22,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 842 states to 581 states and 824 transitions. [2024-11-08 23:59:22,501 INFO L276 IsEmpty]: Start isEmpty. Operand 581 states and 824 transitions. [2024-11-08 23:59:22,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2024-11-08 23:59:22,502 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:59:22,502 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:59:22,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:59:22,534 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2024-11-08 23:59:24,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:59:24,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 847 states to 583 states and 829 transitions. [2024-11-08 23:59:24,225 INFO L276 IsEmpty]: Start isEmpty. Operand 583 states and 829 transitions. [2024-11-08 23:59:24,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2024-11-08 23:59:24,226 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:59:24,226 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:59:24,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:59:24,481 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 30 proven. 6 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-08 23:59:30,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:59:30,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 887 states to 613 states and 869 transitions. [2024-11-08 23:59:30,639 INFO L276 IsEmpty]: Start isEmpty. Operand 613 states and 869 transitions. [2024-11-08 23:59:30,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2024-11-08 23:59:30,639 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:59:30,640 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:59:30,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:59:30,896 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 30 proven. 6 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-08 23:59:31,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:59:31,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 890 states to 615 states and 872 transitions. [2024-11-08 23:59:31,002 INFO L276 IsEmpty]: Start isEmpty. Operand 615 states and 872 transitions. [2024-11-08 23:59:31,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2024-11-08 23:59:31,002 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:59:31,002 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:59:31,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:59:31,252 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2024-11-08 23:59:34,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:59:34,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 889 states to 614 states and 871 transitions. [2024-11-08 23:59:34,386 INFO L276 IsEmpty]: Start isEmpty. Operand 614 states and 871 transitions. [2024-11-08 23:59:34,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2024-11-08 23:59:34,387 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:59:34,388 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:59:34,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:59:35,058 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 38 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-08 23:59:42,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:59:42,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 935 states to 645 states and 917 transitions. [2024-11-08 23:59:42,120 INFO L276 IsEmpty]: Start isEmpty. Operand 645 states and 917 transitions. [2024-11-08 23:59:42,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2024-11-08 23:59:42,121 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:59:42,121 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:59:42,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:59:42,236 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 38 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-08 23:59:44,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:59:44,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 940 states to 649 states and 922 transitions. [2024-11-08 23:59:44,656 INFO L276 IsEmpty]: Start isEmpty. Operand 649 states and 922 transitions. [2024-11-08 23:59:44,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2024-11-08 23:59:44,657 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:59:44,657 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:59:44,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:59:44,909 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2024-11-08 23:59:47,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:59:47,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 939 states to 648 states and 921 transitions. [2024-11-08 23:59:47,975 INFO L276 IsEmpty]: Start isEmpty. Operand 648 states and 921 transitions. [2024-11-08 23:59:47,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2024-11-08 23:59:47,976 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:59:47,976 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:59:47,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:59:48,055 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 40 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-08 23:59:48,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:59:48,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 955 states to 649 states and 937 transitions. [2024-11-08 23:59:48,266 INFO L276 IsEmpty]: Start isEmpty. Operand 649 states and 937 transitions. [2024-11-08 23:59:48,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2024-11-08 23:59:48,266 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:59:48,267 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:59:48,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 23:59:48,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:59:48,308 INFO L255 TraceCheckSpWp]: Trace formula consists of 131 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-08 23:59:48,309 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:59:48,761 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-11-08 23:59:52,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:59:52,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 966 states to 655 states and 948 transitions. [2024-11-08 23:59:52,803 INFO L276 IsEmpty]: Start isEmpty. Operand 655 states and 948 transitions. [2024-11-08 23:59:52,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2024-11-08 23:59:52,803 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:59:52,803 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:59:52,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:59:52,825 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2024-11-08 23:59:58,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:59:58,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 963 states to 652 states and 945 transitions. [2024-11-08 23:59:58,375 INFO L276 IsEmpty]: Start isEmpty. Operand 652 states and 945 transitions. [2024-11-08 23:59:58,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2024-11-08 23:59:58,376 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:59:58,376 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:59:58,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 23:59:58,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:59:58,424 INFO L255 TraceCheckSpWp]: Trace formula consists of 132 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-08 23:59:58,426 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:00:10,328 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 44 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-09 00:00:14,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:00:14,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 979 states to 660 states and 961 transitions. [2024-11-09 00:00:14,005 INFO L276 IsEmpty]: Start isEmpty. Operand 660 states and 961 transitions. [2024-11-09 00:00:14,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2024-11-09 00:00:14,006 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:00:14,006 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:00:14,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:00:14,165 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2024-11-09 00:00:22,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:00:22,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 989 states to 670 states and 971 transitions. [2024-11-09 00:00:22,500 INFO L276 IsEmpty]: Start isEmpty. Operand 670 states and 971 transitions. [2024-11-09 00:00:22,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2024-11-09 00:00:22,501 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:00:22,501 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:00:22,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:00:22,708 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2024-11-09 00:00:24,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:00:24,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 995 states to 672 states and 977 transitions. [2024-11-09 00:00:24,995 INFO L276 IsEmpty]: Start isEmpty. Operand 672 states and 977 transitions. [2024-11-09 00:00:24,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2024-11-09 00:00:24,996 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:00:24,996 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:00:25,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:00:25,481 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2024-11-09 00:00:29,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:00:29,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1012 states to 679 states and 994 transitions. [2024-11-09 00:00:29,043 INFO L276 IsEmpty]: Start isEmpty. Operand 679 states and 994 transitions. [2024-11-09 00:00:29,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2024-11-09 00:00:29,044 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:00:29,044 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:00:29,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:00:29,308 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2024-11-09 00:00:30,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:00:30,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1016 states to 681 states and 998 transitions. [2024-11-09 00:00:30,115 INFO L276 IsEmpty]: Start isEmpty. Operand 681 states and 998 transitions. [2024-11-09 00:00:30,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2024-11-09 00:00:30,116 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:00:30,116 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:00:30,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:00:30,410 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2024-11-09 00:00:32,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:00:32,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1021 states to 683 states and 1003 transitions. [2024-11-09 00:00:32,295 INFO L276 IsEmpty]: Start isEmpty. Operand 683 states and 1003 transitions. [2024-11-09 00:00:32,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2024-11-09 00:00:32,295 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:00:32,295 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:00:32,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:00:32,615 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2024-11-09 00:00:33,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:00:33,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1024 states to 684 states and 1006 transitions. [2024-11-09 00:00:33,553 INFO L276 IsEmpty]: Start isEmpty. Operand 684 states and 1006 transitions. [2024-11-09 00:00:33,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2024-11-09 00:00:33,554 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:00:33,554 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:00:33,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:00:33,783 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2024-11-09 00:00:35,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:00:35,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1019 states to 679 states and 1001 transitions. [2024-11-09 00:00:35,206 INFO L276 IsEmpty]: Start isEmpty. Operand 679 states and 1001 transitions. [2024-11-09 00:00:35,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2024-11-09 00:00:35,207 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:00:35,207 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:00:35,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:00:35,546 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2024-11-09 00:00:41,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:00:41,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1038 states to 687 states and 1020 transitions. [2024-11-09 00:00:41,508 INFO L276 IsEmpty]: Start isEmpty. Operand 687 states and 1020 transitions. [2024-11-09 00:00:41,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2024-11-09 00:00:41,509 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:00:41,510 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:00:41,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:00:41,550 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2024-11-09 00:00:43,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:00:43,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1042 states to 689 states and 1024 transitions. [2024-11-09 00:00:43,122 INFO L276 IsEmpty]: Start isEmpty. Operand 689 states and 1024 transitions. [2024-11-09 00:00:43,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2024-11-09 00:00:43,126 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:00:43,127 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:00:43,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:00:43,166 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2024-11-09 00:00:44,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:00:44,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1046 states to 691 states and 1028 transitions. [2024-11-09 00:00:44,526 INFO L276 IsEmpty]: Start isEmpty. Operand 691 states and 1028 transitions. [2024-11-09 00:00:44,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2024-11-09 00:00:44,527 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:00:44,527 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:00:44,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:00:44,573 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2024-11-09 00:00:45,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:00:45,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1049 states to 692 states and 1031 transitions. [2024-11-09 00:00:45,920 INFO L276 IsEmpty]: Start isEmpty. Operand 692 states and 1031 transitions. [2024-11-09 00:00:45,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2024-11-09 00:00:45,921 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:00:45,921 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:00:45,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:00:46,158 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2024-11-09 00:00:55,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:00:55,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1064 states to 704 states and 1046 transitions. [2024-11-09 00:00:55,020 INFO L276 IsEmpty]: Start isEmpty. Operand 704 states and 1046 transitions. [2024-11-09 00:00:55,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2024-11-09 00:00:55,020 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:00:55,021 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:00:55,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:00:55,263 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2024-11-09 00:02:18,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:02:18,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1057 states to 697 states and 1039 transitions. [2024-11-09 00:02:18,919 INFO L276 IsEmpty]: Start isEmpty. Operand 697 states and 1039 transitions. [2024-11-09 00:02:18,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2024-11-09 00:02:18,920 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:02:18,920 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:02:18,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:02:19,579 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 43 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-11-09 00:02:28,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:02:28,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1084 states to 707 states and 1066 transitions. [2024-11-09 00:02:28,992 INFO L276 IsEmpty]: Start isEmpty. Operand 707 states and 1066 transitions. [2024-11-09 00:02:28,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2024-11-09 00:02:28,993 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:02:28,993 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:02:29,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:02:29,223 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 43 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-11-09 00:02:33,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:02:33,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1095 states to 711 states and 1077 transitions. [2024-11-09 00:02:33,665 INFO L276 IsEmpty]: Start isEmpty. Operand 711 states and 1077 transitions. [2024-11-09 00:02:33,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2024-11-09 00:02:33,666 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:02:33,667 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:02:33,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:02:33,950 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 43 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-11-09 00:02:35,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:02:35,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1100 states to 713 states and 1082 transitions. [2024-11-09 00:02:35,205 INFO L276 IsEmpty]: Start isEmpty. Operand 713 states and 1082 transitions. [2024-11-09 00:02:35,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2024-11-09 00:02:35,205 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:02:35,206 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:02:35,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:02:35,442 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 43 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-11-09 00:02:36,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:02:36,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1104 states to 714 states and 1086 transitions. [2024-11-09 00:02:36,728 INFO L276 IsEmpty]: Start isEmpty. Operand 714 states and 1086 transitions. [2024-11-09 00:02:36,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2024-11-09 00:02:36,729 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:02:36,729 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:02:36,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:02:36,936 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 43 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-11-09 00:02:38,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:02:38,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1109 states to 716 states and 1091 transitions. [2024-11-09 00:02:38,958 INFO L276 IsEmpty]: Start isEmpty. Operand 716 states and 1091 transitions. [2024-11-09 00:02:38,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2024-11-09 00:02:38,959 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:02:38,959 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:02:38,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:02:39,233 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 43 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-11-09 00:02:40,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:02:40,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1115 states to 718 states and 1097 transitions. [2024-11-09 00:02:40,826 INFO L276 IsEmpty]: Start isEmpty. Operand 718 states and 1097 transitions. [2024-11-09 00:02:40,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2024-11-09 00:02:40,827 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:02:40,827 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:02:40,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:02:40,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:02:40,887 INFO L255 TraceCheckSpWp]: Trace formula consists of 137 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-09 00:02:40,888 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:02:44,091 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-09 00:02:48,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:02:48,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1124 states to 723 states and 1106 transitions. [2024-11-09 00:02:48,395 INFO L276 IsEmpty]: Start isEmpty. Operand 723 states and 1106 transitions. [2024-11-09 00:02:48,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2024-11-09 00:02:48,395 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:02:48,396 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:02:48,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:02:48,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:02:48,440 INFO L255 TraceCheckSpWp]: Trace formula consists of 137 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-09 00:02:48,441 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:02:51,562 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-09 00:02:52,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:02:52,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1125 states to 725 states and 1107 transitions. [2024-11-09 00:02:52,686 INFO L276 IsEmpty]: Start isEmpty. Operand 725 states and 1107 transitions. [2024-11-09 00:02:52,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2024-11-09 00:02:52,688 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:02:52,688 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:02:52,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:02:52,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:02:52,740 INFO L255 TraceCheckSpWp]: Trace formula consists of 137 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-09 00:02:52,741 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:02:55,808 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-09 00:02:57,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:02:57,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1129 states to 727 states and 1111 transitions. [2024-11-09 00:02:57,287 INFO L276 IsEmpty]: Start isEmpty. Operand 727 states and 1111 transitions. [2024-11-09 00:02:57,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2024-11-09 00:02:57,288 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:02:57,288 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:02:57,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:02:57,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:02:57,341 INFO L255 TraceCheckSpWp]: Trace formula consists of 138 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-09 00:02:57,342 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:02:57,997 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 0 proven. 56 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-09 00:03:06,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:03:06,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1155 states to 739 states and 1137 transitions. [2024-11-09 00:03:06,794 INFO L276 IsEmpty]: Start isEmpty. Operand 739 states and 1137 transitions. [2024-11-09 00:03:06,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2024-11-09 00:03:06,794 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:03:06,794 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:03:06,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:03:06,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:03:06,837 INFO L255 TraceCheckSpWp]: Trace formula consists of 138 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-09 00:03:06,838 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:03:07,041 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 0 proven. 56 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-09 00:03:08,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:03:08,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1159 states to 741 states and 1141 transitions. [2024-11-09 00:03:08,704 INFO L276 IsEmpty]: Start isEmpty. Operand 741 states and 1141 transitions. [2024-11-09 00:03:08,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2024-11-09 00:03:08,705 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:03:08,705 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:03:08,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:03:08,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:03:08,752 INFO L255 TraceCheckSpWp]: Trace formula consists of 138 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-09 00:03:08,753 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:03:08,951 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 0 proven. 56 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-09 00:03:11,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:03:11,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1163 states to 743 states and 1145 transitions. [2024-11-09 00:03:11,210 INFO L276 IsEmpty]: Start isEmpty. Operand 743 states and 1145 transitions. [2024-11-09 00:03:11,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2024-11-09 00:03:11,211 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:03:11,211 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:03:11,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:03:11,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:03:11,263 INFO L255 TraceCheckSpWp]: Trace formula consists of 138 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-09 00:03:11,265 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:03:11,476 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 0 proven. 56 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-09 00:03:12,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:03:12,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1166 states to 744 states and 1148 transitions. [2024-11-09 00:03:12,653 INFO L276 IsEmpty]: Start isEmpty. Operand 744 states and 1148 transitions. [2024-11-09 00:03:12,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2024-11-09 00:03:12,653 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:03:12,654 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:03:12,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:03:12,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:03:12,702 INFO L255 TraceCheckSpWp]: Trace formula consists of 139 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-09 00:03:12,704 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:03:13,021 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2024-11-09 00:03:19,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:03:19,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1181 states to 756 states and 1163 transitions. [2024-11-09 00:03:19,366 INFO L276 IsEmpty]: Start isEmpty. Operand 756 states and 1163 transitions. [2024-11-09 00:03:19,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2024-11-09 00:03:19,366 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:03:19,366 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:03:19,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:03:19,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:03:19,417 INFO L255 TraceCheckSpWp]: Trace formula consists of 139 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-09 00:03:19,418 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:03:19,827 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2024-11-09 00:03:20,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:03:20,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1181 states to 757 states and 1163 transitions. [2024-11-09 00:03:20,538 INFO L276 IsEmpty]: Start isEmpty. Operand 757 states and 1163 transitions. [2024-11-09 00:03:20,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2024-11-09 00:03:20,538 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:03:20,538 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:03:20,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:03:20,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:03:20,588 INFO L255 TraceCheckSpWp]: Trace formula consists of 140 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-09 00:03:20,590 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:03:33,684 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 0 proven. 60 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-09 00:03:39,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:03:39,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1191 states to 765 states and 1173 transitions. [2024-11-09 00:03:39,465 INFO L276 IsEmpty]: Start isEmpty. Operand 765 states and 1173 transitions. [2024-11-09 00:03:39,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2024-11-09 00:03:39,465 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:03:39,466 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:03:39,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:03:39,515 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 0 proven. 64 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-09 00:03:43,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:03:43,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1204 states to 769 states and 1186 transitions. [2024-11-09 00:03:43,316 INFO L276 IsEmpty]: Start isEmpty. Operand 769 states and 1186 transitions. [2024-11-09 00:03:43,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2024-11-09 00:03:43,316 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:03:43,316 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:03:43,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:03:43,372 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 0 proven. 64 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-09 00:03:46,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:03:46,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1205 states to 771 states and 1187 transitions. [2024-11-09 00:03:46,339 INFO L276 IsEmpty]: Start isEmpty. Operand 771 states and 1187 transitions. [2024-11-09 00:03:46,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2024-11-09 00:03:46,340 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:03:46,340 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:03:46,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:03:46,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:03:46,392 INFO L255 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-09 00:03:46,393 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:03:46,744 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2024-11-09 00:03:47,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:03:47,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1210 states to 774 states and 1192 transitions. [2024-11-09 00:03:47,652 INFO L276 IsEmpty]: Start isEmpty. Operand 774 states and 1192 transitions. [2024-11-09 00:03:47,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2024-11-09 00:03:47,653 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:03:47,653 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:03:47,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:03:47,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:03:47,701 INFO L255 TraceCheckSpWp]: Trace formula consists of 146 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-09 00:03:47,702 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:03:47,721 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2024-11-09 00:03:48,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:03:48,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1209 states to 774 states and 1191 transitions. [2024-11-09 00:03:48,823 INFO L276 IsEmpty]: Start isEmpty. Operand 774 states and 1191 transitions. [2024-11-09 00:03:48,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2024-11-09 00:03:48,823 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:03:48,824 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:03:48,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:03:49,711 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 57 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2024-11-09 00:04:15,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:04:15,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1265 states to 799 states and 1247 transitions. [2024-11-09 00:04:15,469 INFO L276 IsEmpty]: Start isEmpty. Operand 799 states and 1247 transitions. [2024-11-09 00:04:15,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2024-11-09 00:04:15,470 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:04:15,470 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:04:15,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:04:15,519 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 57 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2024-11-09 00:04:30,088 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-09 00:04:40,098 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-09 00:04:40,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:04:40,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1276 states to 799 states and 1258 transitions. [2024-11-09 00:04:40,189 INFO L276 IsEmpty]: Start isEmpty. Operand 799 states and 1258 transitions. [2024-11-09 00:04:40,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2024-11-09 00:04:40,189 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:04:40,189 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:04:40,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:04:41,269 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 86 trivial. 0 not checked.