./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/egcd-ll_unwindbound1.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 9bd2c7ff 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_78efc1bc-78f8-4272-87e2-01b37e188114/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78efc1bc-78f8-4272-87e2-01b37e188114/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_78efc1bc-78f8-4272-87e2-01b37e188114/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78efc1bc-78f8-4272-87e2-01b37e188114/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/egcd-ll_unwindbound1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78efc1bc-78f8-4272-87e2-01b37e188114/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_78efc1bc-78f8-4272-87e2-01b37e188114/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 0af3ae3e1b18402d7b766cf1943edddd3bf558b5da3e0e85ca5f8b1f74f72a1e --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 04:08:27,681 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 04:08:27,790 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78efc1bc-78f8-4272-87e2-01b37e188114/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-19 04:08:27,794 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 04:08:27,795 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 04:08:27,818 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 04:08:27,819 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 04:08:27,820 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 04:08:27,821 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 04:08:27,822 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 04:08:27,823 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 04:08:27,823 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 04:08:27,824 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 04:08:27,824 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 04:08:27,825 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 04:08:27,826 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 04:08:27,826 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 04:08:27,827 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 04:08:27,827 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 04:08:27,828 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 04:08:27,828 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 04:08:27,829 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 04:08:27,829 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 04:08:27,830 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 04:08:27,830 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 04:08:27,831 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 04:08:27,831 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 04:08:27,832 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 04:08:27,832 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:08:27,833 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 04:08:27,833 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 04:08:27,834 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 04:08:27,834 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 04:08:27,835 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 04:08:27,835 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 04:08:27,835 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_78efc1bc-78f8-4272-87e2-01b37e188114/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78efc1bc-78f8-4272-87e2-01b37e188114/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0af3ae3e1b18402d7b766cf1943edddd3bf558b5da3e0e85ca5f8b1f74f72a1e [2023-11-19 04:08:28,162 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 04:08:28,196 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 04:08:28,199 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 04:08:28,201 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 04:08:28,201 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 04:08:28,203 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78efc1bc-78f8-4272-87e2-01b37e188114/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/nla-digbench-scaling/egcd-ll_unwindbound1.c [2023-11-19 04:08:31,490 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 04:08:31,690 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 04:08:31,691 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78efc1bc-78f8-4272-87e2-01b37e188114/sv-benchmarks/c/nla-digbench-scaling/egcd-ll_unwindbound1.c [2023-11-19 04:08:31,699 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78efc1bc-78f8-4272-87e2-01b37e188114/bin/ukojak-verify-G8NBE6pJGL/data/4b143e0f8/5877c895091a4d1b8c01339fe5c5a239/FLAG040660fd7 [2023-11-19 04:08:31,713 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78efc1bc-78f8-4272-87e2-01b37e188114/bin/ukojak-verify-G8NBE6pJGL/data/4b143e0f8/5877c895091a4d1b8c01339fe5c5a239 [2023-11-19 04:08:31,716 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 04:08:31,718 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 04:08:31,719 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 04:08:31,719 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 04:08:31,724 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 04:08:31,725 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:08:31" (1/1) ... [2023-11-19 04:08:31,726 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1bc86f0b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:31, skipping insertion in model container [2023-11-19 04:08:31,726 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:08:31" (1/1) ... [2023-11-19 04:08:31,749 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 04:08:31,951 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:08:31,962 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 04:08:31,985 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:08:32,000 INFO L206 MainTranslator]: Completed translation [2023-11-19 04:08:32,000 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:32 WrapperNode [2023-11-19 04:08:32,001 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 04:08:32,002 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 04:08:32,002 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 04:08:32,002 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 04:08:32,010 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:32" (1/1) ... [2023-11-19 04:08:32,037 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:32" (1/1) ... [2023-11-19 04:08:32,076 INFO L138 Inliner]: procedures = 14, calls = 17, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 124 [2023-11-19 04:08:32,078 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 04:08:32,080 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 04:08:32,080 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 04:08:32,081 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 04:08:32,091 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:32" (1/1) ... [2023-11-19 04:08:32,091 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:32" (1/1) ... [2023-11-19 04:08:32,109 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:32" (1/1) ... [2023-11-19 04:08:32,109 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:32" (1/1) ... [2023-11-19 04:08:32,116 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:32" (1/1) ... [2023-11-19 04:08:32,119 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:32" (1/1) ... [2023-11-19 04:08:32,121 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:32" (1/1) ... [2023-11-19 04:08:32,122 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:32" (1/1) ... [2023-11-19 04:08:32,124 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 04:08:32,133 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 04:08:32,133 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 04:08:32,133 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 04:08:32,134 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:32" (1/1) ... [2023-11-19 04:08:32,144 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:08:32,161 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78efc1bc-78f8-4272-87e2-01b37e188114/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 04:08:32,173 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78efc1bc-78f8-4272-87e2-01b37e188114/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 04:08:32,197 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78efc1bc-78f8-4272-87e2-01b37e188114/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 04:08:32,223 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 04:08:32,223 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 04:08:32,224 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 04:08:32,224 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 04:08:32,224 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 04:08:32,225 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 04:08:32,226 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-19 04:08:32,226 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-19 04:08:32,301 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 04:08:32,307 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 04:08:32,849 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 04:08:32,879 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 04:08:32,879 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 04:08:32,884 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:08:32 BoogieIcfgContainer [2023-11-19 04:08:32,885 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 04:08:32,886 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 04:08:32,886 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 04:08:32,897 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 04:08:32,897 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:08:32" (1/1) ... [2023-11-19 04:08:32,906 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 04:08:32,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:32,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 137 states and 147 transitions. [2023-11-19 04:08:32,992 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 147 transitions. [2023-11-19 04:08:32,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-19 04:08:32,996 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:32,996 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:33,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:33,250 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 04:08:33,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:33,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 139 states and 150 transitions. [2023-11-19 04:08:33,327 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 150 transitions. [2023-11-19 04:08:33,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-19 04:08:33,328 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:33,328 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:33,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:33,468 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 04:08:33,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:33,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 140 states and 151 transitions. [2023-11-19 04:08:33,507 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 151 transitions. [2023-11-19 04:08:33,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-19 04:08:33,510 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:33,510 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:33,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:33,620 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 04:08:33,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:33,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 141 states and 152 transitions. [2023-11-19 04:08:33,639 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 152 transitions. [2023-11-19 04:08:33,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-19 04:08:33,640 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:33,640 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:33,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:33,702 INFO L262 TraceCheckSpWp]: Trace formula consists of 63 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 04:08:33,707 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:33,777 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 04:08:33,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:33,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 146 states and 160 transitions. [2023-11-19 04:08:33,952 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 160 transitions. [2023-11-19 04:08:33,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-19 04:08:33,953 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:33,954 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:34,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:34,011 INFO L262 TraceCheckSpWp]: Trace formula consists of 64 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 04:08:34,013 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:34,083 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 04:08:34,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:34,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 147 states and 161 transitions. [2023-11-19 04:08:34,123 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 161 transitions. [2023-11-19 04:08:34,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-19 04:08:34,124 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:34,124 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:34,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:34,158 INFO L262 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 04:08:34,159 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:34,191 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 04:08:34,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:34,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 154 states and 172 transitions. [2023-11-19 04:08:34,522 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 172 transitions. [2023-11-19 04:08:34,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-19 04:08:34,522 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:34,523 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:34,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:34,584 INFO L262 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 04:08:34,586 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:34,604 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 04:08:34,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:34,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 155 states and 173 transitions. [2023-11-19 04:08:34,626 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 173 transitions. [2023-11-19 04:08:34,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-19 04:08:34,627 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:34,628 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:34,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:34,661 INFO L262 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-19 04:08:34,663 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:34,742 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 04:08:34,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:34,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 158 states and 176 transitions. [2023-11-19 04:08:34,817 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 176 transitions. [2023-11-19 04:08:34,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-19 04:08:34,818 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:34,818 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:34,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:34,842 INFO L262 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-19 04:08:34,844 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:34,943 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 04:08:34,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:34,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 159 states and 177 transitions. [2023-11-19 04:08:34,979 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 177 transitions. [2023-11-19 04:08:34,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-19 04:08:34,980 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:34,981 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:35,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:35,037 INFO L262 TraceCheckSpWp]: Trace formula consists of 77 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 04:08:35,038 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:35,099 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 04:08:35,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:35,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 198 states to 171 states and 194 transitions. [2023-11-19 04:08:35,516 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 194 transitions. [2023-11-19 04:08:35,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-19 04:08:35,517 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:35,517 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:35,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:35,553 INFO L262 TraceCheckSpWp]: Trace formula consists of 78 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 04:08:35,555 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:35,583 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 04:08:35,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:35,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 172 states and 195 transitions. [2023-11-19 04:08:35,603 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 195 transitions. [2023-11-19 04:08:35,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-19 04:08:35,604 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:35,606 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:35,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:35,638 INFO L262 TraceCheckSpWp]: Trace formula consists of 79 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 04:08:35,641 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:35,798 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 04:08:36,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:36,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 186 states and 215 transitions. [2023-11-19 04:08:36,760 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 215 transitions. [2023-11-19 04:08:36,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-19 04:08:36,761 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:36,761 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:36,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:36,795 INFO L262 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 04:08:36,798 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:36,973 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 04:08:38,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:38,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 201 states and 237 transitions. [2023-11-19 04:08:38,288 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 237 transitions. [2023-11-19 04:08:38,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-19 04:08:38,289 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:38,289 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:38,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:38,330 INFO L262 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 04:08:38,340 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:38,437 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 04:08:38,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:38,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 254 states to 204 states and 242 transitions. [2023-11-19 04:08:38,858 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 242 transitions. [2023-11-19 04:08:38,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-19 04:08:38,859 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:38,859 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:38,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:38,886 INFO L262 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 04:08:38,888 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:39,110 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 04:08:39,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:39,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 255 states to 205 states and 243 transitions. [2023-11-19 04:08:39,869 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 243 transitions. [2023-11-19 04:08:39,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-19 04:08:39,870 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:39,870 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:39,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:39,909 INFO L262 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 04:08:39,910 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:39,941 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-19 04:08:41,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:41,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 270 states to 214 states and 258 transitions. [2023-11-19 04:08:41,305 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 258 transitions. [2023-11-19 04:08:41,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-19 04:08:41,306 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:41,307 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:41,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:41,333 INFO L262 TraceCheckSpWp]: Trace formula consists of 92 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 04:08:41,334 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:41,363 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-19 04:08:41,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:41,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 271 states to 215 states and 259 transitions. [2023-11-19 04:08:41,389 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 259 transitions. [2023-11-19 04:08:41,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-19 04:08:41,390 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:41,390 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:41,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:41,417 INFO L262 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 04:08:41,418 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:41,630 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-19 04:08:44,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:44,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 305 states to 236 states and 289 transitions. [2023-11-19 04:08:44,706 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 289 transitions. [2023-11-19 04:08:44,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-19 04:08:44,707 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:44,707 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:44,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:44,733 INFO L262 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 04:08:44,734 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:44,993 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-19 04:08:48,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:48,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 341 states to 258 states and 321 transitions. [2023-11-19 04:08:48,147 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 321 transitions. [2023-11-19 04:08:48,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-19 04:08:48,148 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:48,149 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:48,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:48,176 INFO L262 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 04:08:48,178 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:48,351 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-19 04:08:48,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:48,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 346 states to 261 states and 326 transitions. [2023-11-19 04:08:48,872 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 326 transitions. [2023-11-19 04:08:48,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-19 04:08:48,873 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:48,874 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:48,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:48,901 INFO L262 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 04:08:48,908 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:49,141 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-19 04:08:49,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:49,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 347 states to 262 states and 327 transitions. [2023-11-19 04:08:49,856 INFO L276 IsEmpty]: Start isEmpty. Operand 262 states and 327 transitions. [2023-11-19 04:08:49,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-19 04:08:49,857 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:49,857 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:49,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:49,889 INFO L262 TraceCheckSpWp]: Trace formula consists of 107 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:08:49,890 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:49,957 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-19 04:08:50,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:50,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 349 states to 263 states and 329 transitions. [2023-11-19 04:08:50,053 INFO L276 IsEmpty]: Start isEmpty. Operand 263 states and 329 transitions. [2023-11-19 04:08:50,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-19 04:08:50,054 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:50,054 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:50,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:50,081 INFO L262 TraceCheckSpWp]: Trace formula consists of 108 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:08:50,083 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:50,158 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-19 04:08:50,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:50,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 352 states to 265 states and 332 transitions. [2023-11-19 04:08:50,406 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 332 transitions. [2023-11-19 04:08:50,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-19 04:08:50,407 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:50,407 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:50,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:50,435 INFO L262 TraceCheckSpWp]: Trace formula consists of 107 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:08:50,436 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:50,440 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-19 04:08:50,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:50,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 351 states to 264 states and 331 transitions. [2023-11-19 04:08:50,464 INFO L276 IsEmpty]: Start isEmpty. Operand 264 states and 331 transitions. [2023-11-19 04:08:50,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-19 04:08:50,465 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:50,465 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:50,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:50,491 INFO L262 TraceCheckSpWp]: Trace formula consists of 107 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:08:50,492 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:50,496 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-19 04:08:50,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:50,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 350 states to 263 states and 330 transitions. [2023-11-19 04:08:50,519 INFO L276 IsEmpty]: Start isEmpty. Operand 263 states and 330 transitions. [2023-11-19 04:08:50,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-19 04:08:50,520 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:50,520 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:50,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:50,546 INFO L262 TraceCheckSpWp]: Trace formula consists of 108 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 04:08:50,547 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:50,904 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-19 04:08:55,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:55,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 393 states to 292 states and 373 transitions. [2023-11-19 04:08:55,919 INFO L276 IsEmpty]: Start isEmpty. Operand 292 states and 373 transitions. [2023-11-19 04:08:55,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-19 04:08:55,919 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:55,920 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:55,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:55,949 INFO L262 TraceCheckSpWp]: Trace formula consists of 108 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 04:08:55,950 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:56,265 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-19 04:09:01,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:01,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 434 states to 321 states and 414 transitions. [2023-11-19 04:09:01,528 INFO L276 IsEmpty]: Start isEmpty. Operand 321 states and 414 transitions. [2023-11-19 04:09:01,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-19 04:09:01,529 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:01,529 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:01,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:01,560 INFO L262 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 04:09:01,562 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:09:01,796 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-19 04:09:06,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:06,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 459 states to 336 states and 439 transitions. [2023-11-19 04:09:06,249 INFO L276 IsEmpty]: Start isEmpty. Operand 336 states and 439 transitions. [2023-11-19 04:09:06,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-19 04:09:06,250 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:06,256 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:06,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:06,289 INFO L262 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 04:09:06,290 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:09:06,542 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-19 04:09:10,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:10,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 484 states to 351 states and 464 transitions. [2023-11-19 04:09:10,828 INFO L276 IsEmpty]: Start isEmpty. Operand 351 states and 464 transitions. [2023-11-19 04:09:10,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-19 04:09:10,828 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:10,828 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:10,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:10,859 INFO L262 TraceCheckSpWp]: Trace formula consists of 117 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:09:10,861 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:09:11,084 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-11-19 04:09:15,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:15,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 509 states to 364 states and 489 transitions. [2023-11-19 04:09:15,552 INFO L276 IsEmpty]: Start isEmpty. Operand 364 states and 489 transitions. [2023-11-19 04:09:15,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-19 04:09:15,553 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:15,553 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:15,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:15,590 INFO L262 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 04:09:15,592 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:09:15,714 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-19 04:09:17,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:17,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 515 states to 368 states and 495 transitions. [2023-11-19 04:09:17,249 INFO L276 IsEmpty]: Start isEmpty. Operand 368 states and 495 transitions. [2023-11-19 04:09:17,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-19 04:09:17,252 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:17,253 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:17,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:17,287 INFO L262 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 04:09:17,289 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:09:17,420 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-19 04:09:18,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:18,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 521 states to 372 states and 501 transitions. [2023-11-19 04:09:18,614 INFO L276 IsEmpty]: Start isEmpty. Operand 372 states and 501 transitions. [2023-11-19 04:09:18,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-19 04:09:18,615 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:18,615 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:18,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:18,644 INFO L262 TraceCheckSpWp]: Trace formula consists of 118 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:09:18,646 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:09:18,908 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-11-19 04:09:24,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:24,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 547 states to 386 states and 527 transitions. [2023-11-19 04:09:24,324 INFO L276 IsEmpty]: Start isEmpty. Operand 386 states and 527 transitions. [2023-11-19 04:09:24,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-19 04:09:24,325 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:24,326 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:24,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:24,357 INFO L262 TraceCheckSpWp]: Trace formula consists of 115 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 04:09:24,358 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:09:24,619 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked.