./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/geo3-ll_valuebound5.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b0b6bff-683c-4045-bcc1-7608181d8b71/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b0b6bff-683c-4045-bcc1-7608181d8b71/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b0b6bff-683c-4045-bcc1-7608181d8b71/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b0b6bff-683c-4045-bcc1-7608181d8b71/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/geo3-ll_valuebound5.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b0b6bff-683c-4045-bcc1-7608181d8b71/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b0b6bff-683c-4045-bcc1-7608181d8b71/bin/ukojak-verify-G8NBE6pJGL --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 e93016ff57c45c3cae283be4b49e01d237dbbda4f83cf7a9bfcfac37d4c97276 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:18:42,324 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:18:42,413 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b0b6bff-683c-4045-bcc1-7608181d8b71/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-19 03:18:42,420 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:18:42,421 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:18:42,463 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:18:42,464 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:18:42,465 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:18:42,466 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:18:42,467 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:18:42,467 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:18:42,468 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:18:42,469 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:18:42,469 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:18:42,470 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:18:42,471 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:18:42,471 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:18:42,472 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:18:42,473 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:18:42,473 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 03:18:42,474 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 03:18:42,480 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:18:42,480 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:18:42,481 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:18:42,485 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:18:42,486 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:18:42,486 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:18:42,487 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:18:42,488 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:18:42,489 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:18:42,490 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:18:42,490 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:18:42,491 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:18:42,491 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:18:42,491 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:18:42,491 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_6b0b6bff-683c-4045-bcc1-7608181d8b71/bin/ukojak-verify-G8NBE6pJGL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b0b6bff-683c-4045-bcc1-7608181d8b71/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e93016ff57c45c3cae283be4b49e01d237dbbda4f83cf7a9bfcfac37d4c97276 [2023-11-19 03:18:42,816 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:18:42,875 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:18:42,879 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:18:42,881 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:18:42,882 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:18:42,884 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b0b6bff-683c-4045-bcc1-7608181d8b71/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/nla-digbench-scaling/geo3-ll_valuebound5.c [2023-11-19 03:18:46,105 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:18:46,371 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:18:46,372 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b0b6bff-683c-4045-bcc1-7608181d8b71/sv-benchmarks/c/nla-digbench-scaling/geo3-ll_valuebound5.c [2023-11-19 03:18:46,381 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b0b6bff-683c-4045-bcc1-7608181d8b71/bin/ukojak-verify-G8NBE6pJGL/data/f688c2fc8/748255121bf04ed489feaa32ec548636/FLAG1bfba7742 [2023-11-19 03:18:46,403 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b0b6bff-683c-4045-bcc1-7608181d8b71/bin/ukojak-verify-G8NBE6pJGL/data/f688c2fc8/748255121bf04ed489feaa32ec548636 [2023-11-19 03:18:46,410 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:18:46,413 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:18:46,419 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:18:46,420 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:18:46,426 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:18:46,429 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:18:46" (1/1) ... [2023-11-19 03:18:46,430 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@13acf793 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:18:46, skipping insertion in model container [2023-11-19 03:18:46,431 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:18:46" (1/1) ... [2023-11-19 03:18:46,459 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:18:46,700 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:18:46,714 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:18:46,753 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:18:46,769 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:18:46,770 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:18:46 WrapperNode [2023-11-19 03:18:46,770 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:18:46,772 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:18:46,772 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:18:46,772 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:18:46,781 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:18:46" (1/1) ... [2023-11-19 03:18:46,803 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:18:46" (1/1) ... [2023-11-19 03:18:46,839 INFO L138 Inliner]: procedures = 14, calls = 13, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 84 [2023-11-19 03:18:46,839 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:18:46,841 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:18:46,841 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:18:46,841 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:18:46,852 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:18:46" (1/1) ... [2023-11-19 03:18:46,853 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:18:46" (1/1) ... [2023-11-19 03:18:46,857 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:18:46" (1/1) ... [2023-11-19 03:18:46,857 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:18:46" (1/1) ... [2023-11-19 03:18:46,871 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:18:46" (1/1) ... [2023-11-19 03:18:46,878 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:18:46" (1/1) ... [2023-11-19 03:18:46,885 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:18:46" (1/1) ... [2023-11-19 03:18:46,891 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:18:46" (1/1) ... [2023-11-19 03:18:46,893 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:18:46,894 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:18:46,896 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:18:46,897 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:18:46,898 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:18:46" (1/1) ... [2023-11-19 03:18:46,904 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:18:46,918 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b0b6bff-683c-4045-bcc1-7608181d8b71/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:18:46,934 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b0b6bff-683c-4045-bcc1-7608181d8b71/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:18:46,941 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b0b6bff-683c-4045-bcc1-7608181d8b71/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:18:46,972 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:18:46,973 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 03:18:46,973 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 03:18:46,973 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 03:18:46,974 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:18:46,974 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:18:46,974 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-19 03:18:46,975 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-19 03:18:47,047 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:18:47,050 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:18:47,452 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:18:47,532 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:18:47,533 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 03:18:47,538 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:18:47 BoogieIcfgContainer [2023-11-19 03:18:47,539 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:18:47,540 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:18:47,540 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:18:47,566 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:18:47,566 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:18:47" (1/1) ... [2023-11-19 03:18:47,591 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 03:18:47,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:18:47,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 77 states and 81 transitions. [2023-11-19 03:18:47,655 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 81 transitions. [2023-11-19 03:18:47,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-19 03:18:47,660 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:18:47,661 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:18:47,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:18:47,856 INFO L262 TraceCheckSpWp]: Trace formula consists of 62 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-19 03:18:47,862 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:18:48,076 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-19 03:18:48,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:18:48,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 76 states and 80 transitions. [2023-11-19 03:18:48,201 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 80 transitions. [2023-11-19 03:18:48,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-19 03:18:48,201 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:18:48,202 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:18:48,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:18:48,247 INFO L262 TraceCheckSpWp]: Trace formula consists of 63 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-19 03:18:48,250 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:18:48,340 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-19 03:18:48,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:18:48,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 75 states and 79 transitions. [2023-11-19 03:18:48,378 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 79 transitions. [2023-11-19 03:18:48,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-19 03:18:48,379 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:18:48,379 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:18:48,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:18:48,422 INFO L262 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 12 conjunts are in the unsatisfiable core [2023-11-19 03:18:48,424 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:18:48,535 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-19 03:18:48,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:18:48,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 77 states and 81 transitions. [2023-11-19 03:18:48,697 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 81 transitions. [2023-11-19 03:18:48,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-19 03:18:48,698 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:18:48,698 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:18:48,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:18:48,745 INFO L262 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 03:18:48,747 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:18:48,806 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 03:18:49,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:18:49,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 80 states and 85 transitions. [2023-11-19 03:18:49,156 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 85 transitions. [2023-11-19 03:18:49,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-19 03:18:49,157 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:18:49,158 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:18:49,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:18:49,194 INFO L262 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-19 03:18:49,196 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:18:49,492 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-19 03:18:50,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:18:50,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 84 states and 91 transitions. [2023-11-19 03:18:50,097 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 91 transitions. [2023-11-19 03:18:50,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-19 03:18:50,098 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:18:50,098 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:18:50,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:18:50,151 INFO L262 TraceCheckSpWp]: Trace formula consists of 70 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 03:18:50,155 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:18:50,511 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-19 03:18:50,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:18:50,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 87 states and 95 transitions. [2023-11-19 03:18:50,849 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 95 transitions. [2023-11-19 03:18:50,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-19 03:18:50,850 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:18:50,850 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:18:50,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:18:50,879 INFO L262 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:18:50,880 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:18:50,970 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 03:18:51,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:18:51,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 93 states and 104 transitions. [2023-11-19 03:18:51,606 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 104 transitions. [2023-11-19 03:18:51,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-19 03:18:51,607 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:18:51,607 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:18:51,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:18:51,648 INFO L262 TraceCheckSpWp]: Trace formula consists of 72 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:18:51,650 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:18:51,749 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 03:18:52,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:18:52,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 100 states and 115 transitions. [2023-11-19 03:18:52,450 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 115 transitions. [2023-11-19 03:18:52,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-19 03:18:52,450 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:18:52,451 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:18:52,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:18:52,496 INFO L262 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 03:18:52,498 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:18:52,839 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 03:18:55,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:18:55,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 108 states and 128 transitions. [2023-11-19 03:18:55,027 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 128 transitions. [2023-11-19 03:18:55,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-19 03:18:55,028 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:18:55,029 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:18:55,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:18:55,057 INFO L262 TraceCheckSpWp]: Trace formula consists of 74 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 03:18:55,058 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:18:55,411 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 03:19:04,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:19:04,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 117 states and 142 transitions. [2023-11-19 03:19:04,716 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 142 transitions. [2023-11-19 03:19:04,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-19 03:19:04,717 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:19:04,717 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:19:04,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:19:04,746 INFO L262 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 16 conjunts are in the unsatisfiable core [2023-11-19 03:19:04,748 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:19:05,091 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-19 03:19:07,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:19:07,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 127 states and 153 transitions. [2023-11-19 03:19:07,932 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 153 transitions. [2023-11-19 03:19:07,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-19 03:19:07,933 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:19:07,933 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:19:07,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:19:07,961 INFO L262 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 16 conjunts are in the unsatisfiable core [2023-11-19 03:19:07,963 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:19:08,586 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-19 03:19:10,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:19:10,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 138 states and 166 transitions. [2023-11-19 03:19:10,129 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 166 transitions. [2023-11-19 03:19:10,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-19 03:19:10,130 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:19:10,130 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:19:10,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:19:10,164 INFO L262 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:19:10,166 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:19:10,267 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 03:19:10,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:19:10,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 141 states and 171 transitions. [2023-11-19 03:19:10,389 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 171 transitions. [2023-11-19 03:19:10,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-19 03:19:10,390 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:19:10,390 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:19:10,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:19:10,418 INFO L262 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:19:10,419 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:19:10,514 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 03:19:11,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:19:11,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 155 states and 191 transitions. [2023-11-19 03:19:11,951 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 191 transitions. [2023-11-19 03:19:11,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-19 03:19:11,952 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:19:11,952 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:19:11,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:19:11,982 INFO L262 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:19:11,984 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:19:12,023 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 03:19:12,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:19:12,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 159 states and 198 transitions. [2023-11-19 03:19:12,563 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 198 transitions. [2023-11-19 03:19:12,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-19 03:19:12,564 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:19:12,564 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:19:12,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:19:12,594 INFO L262 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:19:12,595 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:19:12,713 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 03:19:14,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:19:14,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 235 states to 174 states and 220 transitions. [2023-11-19 03:19:14,346 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 220 transitions. [2023-11-19 03:19:14,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-19 03:19:14,346 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:19:14,347 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:19:14,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:19:14,374 INFO L262 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:19:14,375 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:19:14,521 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 03:19:16,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:19:16,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 180 states and 231 transitions. [2023-11-19 03:19:16,001 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 231 transitions. [2023-11-19 03:19:16,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-19 03:19:16,002 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:19:16,002 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:19:16,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:19:16,048 INFO L262 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:19:16,050 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:19:16,078 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 03:19:16,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:19:16,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 250 states to 183 states and 235 transitions. [2023-11-19 03:19:16,652 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 235 transitions. [2023-11-19 03:19:16,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-19 03:19:16,653 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:19:16,653 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:19:16,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:19:16,693 INFO L262 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:19:16,694 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:19:16,828 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 03:19:17,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:19:17,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 260 states to 189 states and 245 transitions. [2023-11-19 03:19:17,988 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 245 transitions. [2023-11-19 03:19:17,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-19 03:19:17,989 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:19:17,989 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:19:18,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:19:18,043 INFO L262 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:19:18,045 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:19:18,077 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 03:19:18,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:19:18,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 265 states to 193 states and 250 transitions. [2023-11-19 03:19:18,557 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 250 transitions. [2023-11-19 03:19:18,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-19 03:19:18,558 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:19:18,558 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:19:18,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:19:18,591 INFO L262 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:19:18,592 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:19:18,727 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 03:19:21,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:19:21,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 276 states to 200 states and 261 transitions. [2023-11-19 03:19:21,027 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 261 transitions. [2023-11-19 03:19:21,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-19 03:19:21,028 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:19:21,028 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:19:21,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:19:21,061 INFO L262 TraceCheckSpWp]: Trace formula consists of 92 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-19 03:19:21,063 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:19:21,365 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-19 03:19:23,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:19:23,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 290 states to 207 states and 275 transitions. [2023-11-19 03:19:23,541 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 275 transitions. [2023-11-19 03:19:23,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-19 03:19:23,542 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:19:23,542 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:19:23,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:19:23,572 INFO L262 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:19:23,573 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:19:23,696 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 03:19:26,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:19:26,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 215 states and 288 transitions. [2023-11-19 03:19:26,181 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 288 transitions. [2023-11-19 03:19:26,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-19 03:19:26,181 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:19:26,182 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:19:26,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:19:26,212 INFO L262 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 25 conjunts are in the unsatisfiable core [2023-11-19 03:19:26,214 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:19:27,145 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 03:19:32,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:19:32,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 319 states to 224 states and 304 transitions. [2023-11-19 03:19:32,516 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 304 transitions. [2023-11-19 03:19:32,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-19 03:19:32,516 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:19:32,516 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:19:32,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:19:32,554 INFO L262 TraceCheckSpWp]: Trace formula consists of 92 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:19:32,556 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:19:32,691 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 03:19:37,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:19:37,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 331 states to 232 states and 316 transitions. [2023-11-19 03:19:37,388 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 316 transitions. [2023-11-19 03:19:37,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-19 03:19:37,388 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:19:37,389 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:19:37,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:19:37,417 INFO L262 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 03:19:37,418 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:19:37,859 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked.