./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/bresenham-ll_valuebound1.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc4f728f-7f6d-405d-8886-8fb697597539/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc4f728f-7f6d-405d-8886-8fb697597539/bin/ukojak-verify-afCqCEvfdi/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc4f728f-7f6d-405d-8886-8fb697597539/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc4f728f-7f6d-405d-8886-8fb697597539/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/bresenham-ll_valuebound1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc4f728f-7f6d-405d-8886-8fb697597539/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc4f728f-7f6d-405d-8886-8fb697597539/bin/ukojak-verify-afCqCEvfdi --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 1e1d72742850b95338b71e8d041fa264ac4d7956cbe86d6603297a369e94cb76 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 22:53:03,596 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 22:53:03,719 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc4f728f-7f6d-405d-8886-8fb697597539/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-24 22:53:03,727 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 22:53:03,728 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 22:53:03,770 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 22:53:03,771 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 22:53:03,772 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 22:53:03,773 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 22:53:03,779 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 22:53:03,781 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 22:53:03,781 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 22:53:03,782 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 22:53:03,784 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 22:53:03,785 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 22:53:03,785 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 22:53:03,786 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 22:53:03,786 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 22:53:03,787 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 22:53:03,787 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-24 22:53:03,788 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-24 22:53:03,789 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 22:53:03,789 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 22:53:03,790 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 22:53:03,791 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 22:53:03,791 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 22:53:03,792 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 22:53:03,792 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 22:53:03,793 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:53:03,794 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 22:53:03,795 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 22:53:03,796 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 22:53:03,796 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 22:53:03,796 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 22:53:03,797 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 22:53:03,797 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_fc4f728f-7f6d-405d-8886-8fb697597539/bin/ukojak-verify-afCqCEvfdi/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc4f728f-7f6d-405d-8886-8fb697597539/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1e1d72742850b95338b71e8d041fa264ac4d7956cbe86d6603297a369e94cb76 [2023-11-24 22:53:04,190 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 22:53:04,231 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 22:53:04,234 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 22:53:04,235 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 22:53:04,236 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 22:53:04,238 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc4f728f-7f6d-405d-8886-8fb697597539/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/nla-digbench-scaling/bresenham-ll_valuebound1.c [2023-11-24 22:53:07,421 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 22:53:07,712 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 22:53:07,721 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc4f728f-7f6d-405d-8886-8fb697597539/sv-benchmarks/c/nla-digbench-scaling/bresenham-ll_valuebound1.c [2023-11-24 22:53:07,731 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc4f728f-7f6d-405d-8886-8fb697597539/bin/ukojak-verify-afCqCEvfdi/data/c0176620d/c762cbb64ebc4aef956598b00c0b051b/FLAGc4f13278a [2023-11-24 22:53:07,748 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc4f728f-7f6d-405d-8886-8fb697597539/bin/ukojak-verify-afCqCEvfdi/data/c0176620d/c762cbb64ebc4aef956598b00c0b051b [2023-11-24 22:53:07,754 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 22:53:07,755 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 22:53:07,758 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 22:53:07,759 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 22:53:07,764 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 22:53:07,765 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:53:07" (1/1) ... [2023-11-24 22:53:07,766 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@58d2cd34 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:53:07, skipping insertion in model container [2023-11-24 22:53:07,767 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:53:07" (1/1) ... [2023-11-24 22:53:07,790 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 22:53:08,009 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:53:08,021 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 22:53:08,046 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:53:08,061 INFO L206 MainTranslator]: Completed translation [2023-11-24 22:53:08,061 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:53:08 WrapperNode [2023-11-24 22:53:08,062 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 22:53:08,063 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 22:53:08,063 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 22:53:08,063 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 22:53:08,072 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:53:08" (1/1) ... [2023-11-24 22:53:08,079 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:53:08" (1/1) ... [2023-11-24 22:53:08,109 INFO L138 Inliner]: procedures = 14, calls = 12, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 116 [2023-11-24 22:53:08,109 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 22:53:08,110 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 22:53:08,110 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 22:53:08,110 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 22:53:08,122 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:53:08" (1/1) ... [2023-11-24 22:53:08,122 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:53:08" (1/1) ... [2023-11-24 22:53:08,124 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:53:08" (1/1) ... [2023-11-24 22:53:08,125 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:53:08" (1/1) ... [2023-11-24 22:53:08,130 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:53:08" (1/1) ... [2023-11-24 22:53:08,134 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:53:08" (1/1) ... [2023-11-24 22:53:08,135 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:53:08" (1/1) ... [2023-11-24 22:53:08,137 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:53:08" (1/1) ... [2023-11-24 22:53:08,139 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 22:53:08,140 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 22:53:08,140 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 22:53:08,141 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 22:53:08,149 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:53:08" (1/1) ... [2023-11-24 22:53:08,155 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:53:08,175 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc4f728f-7f6d-405d-8886-8fb697597539/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 22:53:08,189 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc4f728f-7f6d-405d-8886-8fb697597539/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 22:53:08,205 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc4f728f-7f6d-405d-8886-8fb697597539/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 22:53:08,230 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 22:53:08,231 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-24 22:53:08,231 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-24 22:53:08,231 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 22:53:08,232 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 22:53:08,232 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 22:53:08,232 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-24 22:53:08,233 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-24 22:53:08,304 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 22:53:08,306 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 22:53:08,844 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 22:53:08,898 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 22:53:08,898 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-24 22:53:08,900 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:53:08 BoogieIcfgContainer [2023-11-24 22:53:08,900 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 22:53:08,901 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 22:53:08,901 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 22:53:08,910 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 22:53:08,910 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:53:08" (1/1) ... [2023-11-24 22:53:08,918 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 22:53:08,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:53:08,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 132 states and 136 transitions. [2023-11-24 22:53:08,980 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 136 transitions. [2023-11-24 22:53:08,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-24 22:53:08,986 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:53:08,986 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:53:09,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:53:09,277 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 22:53:09,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:53:09,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 131 states and 135 transitions. [2023-11-24 22:53:09,320 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 135 transitions. [2023-11-24 22:53:09,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-24 22:53:09,321 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:53:09,321 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:53:09,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:53:09,378 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 22:53:09,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:53:09,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 130 states and 134 transitions. [2023-11-24 22:53:09,448 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 134 transitions. [2023-11-24 22:53:09,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-24 22:53:09,449 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:53:09,450 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:53:09,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:53:09,531 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 22:53:09,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:53:09,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 129 states and 133 transitions. [2023-11-24 22:53:09,796 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 133 transitions. [2023-11-24 22:53:09,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-24 22:53:09,797 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:53:09,797 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:53:09,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:53:09,890 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 22:53:10,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:53:10,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 128 states and 132 transitions. [2023-11-24 22:53:10,370 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 132 transitions. [2023-11-24 22:53:10,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-24 22:53:10,371 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:53:10,371 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:53:10,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:53:10,403 INFO L262 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:53:10,410 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:53:10,452 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 22:53:10,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:53:10,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 130 states and 134 transitions. [2023-11-24 22:53:10,500 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 134 transitions. [2023-11-24 22:53:10,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-24 22:53:10,501 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:53:10,501 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:53:10,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:53:10,536 INFO L262 TraceCheckSpWp]: Trace formula consists of 54 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:53:10,538 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:53:10,547 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 22:53:10,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:53:10,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 131 states and 135 transitions. [2023-11-24 22:53:10,576 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 135 transitions. [2023-11-24 22:53:10,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-24 22:53:10,576 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:53:10,577 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:53:10,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:53:10,602 INFO L262 TraceCheckSpWp]: Trace formula consists of 57 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:53:10,604 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:53:10,637 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 22:53:10,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:53:10,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 135 states and 141 transitions. [2023-11-24 22:53:10,827 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 141 transitions. [2023-11-24 22:53:10,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-24 22:53:10,828 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:53:10,829 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:53:10,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:53:10,854 INFO L262 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:53:10,856 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:53:10,872 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 22:53:10,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:53:10,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 136 states and 142 transitions. [2023-11-24 22:53:10,896 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 142 transitions. [2023-11-24 22:53:10,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-24 22:53:10,899 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:53:10,900 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:53:10,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:53:10,941 INFO L262 TraceCheckSpWp]: Trace formula consists of 61 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 22:53:10,942 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:53:11,004 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 22:53:11,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:53:11,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 139 states and 147 transitions. [2023-11-24 22:53:11,183 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 147 transitions. [2023-11-24 22:53:11,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-24 22:53:11,184 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:53:11,184 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:53:11,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:53:11,218 INFO L262 TraceCheckSpWp]: Trace formula consists of 62 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 22:53:11,221 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:53:11,282 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 22:53:11,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:53:11,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 143 states and 153 transitions. [2023-11-24 22:53:11,553 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 153 transitions. [2023-11-24 22:53:11,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-24 22:53:11,553 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:53:11,554 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:53:11,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:53:11,613 INFO L262 TraceCheckSpWp]: Trace formula consists of 63 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 22:53:11,615 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:53:11,665 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 22:53:12,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:53:12,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 146 states and 159 transitions. [2023-11-24 22:53:12,014 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 159 transitions. [2023-11-24 22:53:12,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-24 22:53:12,014 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:53:12,015 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:53:12,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:53:12,045 INFO L262 TraceCheckSpWp]: Trace formula consists of 64 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 22:53:12,047 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:53:12,105 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 22:53:12,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:53:12,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 150 states and 166 transitions. [2023-11-24 22:53:12,578 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 166 transitions. [2023-11-24 22:53:12,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-24 22:53:12,579 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:53:12,579 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:53:12,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:53:12,606 INFO L262 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-24 22:53:12,607 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:53:12,689 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 22:53:13,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:53:13,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 154 states and 172 transitions. [2023-11-24 22:53:13,076 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 172 transitions. [2023-11-24 22:53:13,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-24 22:53:13,077 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:53:13,077 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:53:13,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:53:13,104 INFO L262 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-24 22:53:13,105 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:53:13,226 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 22:53:13,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:53:13,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 158 states and 178 transitions. [2023-11-24 22:53:13,706 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 178 transitions. [2023-11-24 22:53:13,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-24 22:53:13,707 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:53:13,707 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:53:13,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:53:13,737 INFO L262 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 12 conjunts are in the unsatisfiable core [2023-11-24 22:53:13,739 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:53:14,179 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-24 22:53:16,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:53:16,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 170 states and 193 transitions. [2023-11-24 22:53:16,742 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 193 transitions. [2023-11-24 22:53:16,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-24 22:53:16,743 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:53:16,743 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:53:16,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:53:16,793 INFO L262 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-24 22:53:16,795 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:53:16,981 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-24 22:53:17,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:53:17,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 171 states and 195 transitions. [2023-11-24 22:53:17,449 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 195 transitions. [2023-11-24 22:53:17,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-24 22:53:17,450 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:53:17,450 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:53:17,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:53:17,474 INFO L262 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 22:53:17,475 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:53:17,587 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 22:53:19,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:53:19,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 185 states and 213 transitions. [2023-11-24 22:53:19,430 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 213 transitions. [2023-11-24 22:53:19,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-24 22:53:19,431 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:53:19,432 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:53:19,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:53:19,461 INFO L262 TraceCheckSpWp]: Trace formula consists of 70 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 22:53:19,462 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:53:19,553 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 22:53:21,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:53:21,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 251 states to 200 states and 232 transitions. [2023-11-24 22:53:21,411 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 232 transitions. [2023-11-24 22:53:21,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-24 22:53:21,411 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:53:21,411 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:53:21,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:53:21,435 INFO L262 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-24 22:53:21,437 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:53:21,716 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-24 22:53:25,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:53:25,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 273 states to 216 states and 253 transitions. [2023-11-24 22:53:25,462 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 253 transitions. [2023-11-24 22:53:25,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-24 22:53:25,463 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:53:25,463 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:53:25,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:53:25,498 INFO L262 TraceCheckSpWp]: Trace formula consists of 72 conjuncts, 17 conjunts are in the unsatisfiable core [2023-11-24 22:53:25,500 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:53:26,000 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 22:53:27,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:53:27,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 281 states to 222 states and 261 transitions. [2023-11-24 22:53:27,243 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 261 transitions. [2023-11-24 22:53:27,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-24 22:53:27,244 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:53:27,244 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:53:27,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:53:27,269 INFO L262 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:53:27,271 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:53:27,590 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 22:53:30,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:53:30,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 305 states to 240 states and 285 transitions. [2023-11-24 22:53:30,176 INFO L276 IsEmpty]: Start isEmpty. Operand 240 states and 285 transitions. [2023-11-24 22:53:30,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-24 22:53:30,177 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:53:30,177 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:53:30,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:53:30,238 INFO L262 TraceCheckSpWp]: Trace formula consists of 74 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:53:30,239 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:53:30,557 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 22:53:33,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:53:33,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 331 states to 259 states and 311 transitions. [2023-11-24 22:53:33,831 INFO L276 IsEmpty]: Start isEmpty. Operand 259 states and 311 transitions. [2023-11-24 22:53:33,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-24 22:53:33,832 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:53:33,832 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:53:33,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:53:33,861 INFO L262 TraceCheckSpWp]: Trace formula consists of 84 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-24 22:53:33,862 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:53:34,137 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-24 22:53:37,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:53:37,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 357 states to 277 states and 337 transitions. [2023-11-24 22:53:37,633 INFO L276 IsEmpty]: Start isEmpty. Operand 277 states and 337 transitions. [2023-11-24 22:53:37,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-24 22:53:37,640 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:53:37,640 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:53:37,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:53:37,680 INFO L262 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 22:53:37,681 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:53:37,723 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 22:53:39,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:53:39,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 368 states to 283 states and 348 transitions. [2023-11-24 22:53:39,139 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 348 transitions. [2023-11-24 22:53:39,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-24 22:53:39,139 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:53:39,140 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:53:39,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:53:39,164 INFO L262 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:53:39,165 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:53:39,443 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 22:53:41,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:53:41,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 380 states to 289 states and 360 transitions. [2023-11-24 22:53:41,332 INFO L276 IsEmpty]: Start isEmpty. Operand 289 states and 360 transitions. [2023-11-24 22:53:41,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-24 22:53:41,333 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:53:41,333 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:53:41,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:53:41,363 INFO L262 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 22:53:41,364 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:53:41,400 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 22:53:43,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:53:43,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 393 states to 296 states and 373 transitions. [2023-11-24 22:53:43,205 INFO L276 IsEmpty]: Start isEmpty. Operand 296 states and 373 transitions. [2023-11-24 22:53:43,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-24 22:53:43,206 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:53:43,206 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:53:43,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:53:43,232 INFO L262 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:53:43,233 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:53:43,499 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 22:53:46,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:53:46,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 407 states to 303 states and 387 transitions. [2023-11-24 22:53:46,188 INFO L276 IsEmpty]: Start isEmpty. Operand 303 states and 387 transitions. [2023-11-24 22:53:46,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-24 22:53:46,189 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:53:46,189 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:53:46,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:53:46,217 INFO L262 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 22:53:46,219 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:53:46,482 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 22:53:48,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:53:48,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 419 states to 309 states and 399 transitions. [2023-11-24 22:53:48,467 INFO L276 IsEmpty]: Start isEmpty. Operand 309 states and 399 transitions. [2023-11-24 22:53:48,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-24 22:53:48,468 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:53:48,468 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:53:48,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:53:48,492 INFO L262 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:53:48,493 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:53:48,604 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 22:53:48,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:53:48,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 422 states to 311 states and 402 transitions. [2023-11-24 22:53:48,882 INFO L276 IsEmpty]: Start isEmpty. Operand 311 states and 402 transitions. [2023-11-24 22:53:48,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-24 22:53:48,883 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:53:48,883 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:53:48,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:53:48,912 INFO L262 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 22:53:48,913 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:53:49,272 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 22:53:50,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:53:50,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 424 states to 312 states and 404 transitions. [2023-11-24 22:53:50,372 INFO L276 IsEmpty]: Start isEmpty. Operand 312 states and 404 transitions. [2023-11-24 22:53:50,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-24 22:53:50,373 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:53:50,373 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:53:50,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:53:50,397 INFO L262 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:53:50,398 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:53:50,513 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 22:53:50,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:53:50,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 427 states to 314 states and 407 transitions. [2023-11-24 22:53:50,590 INFO L276 IsEmpty]: Start isEmpty. Operand 314 states and 407 transitions. [2023-11-24 22:53:50,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-24 22:53:50,590 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:53:50,590 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:53:50,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:53:50,614 INFO L262 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 22:53:50,616 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:53:50,877 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 22:53:51,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:53:51,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 430 states to 316 states and 410 transitions. [2023-11-24 22:53:51,888 INFO L276 IsEmpty]: Start isEmpty. Operand 316 states and 410 transitions. [2023-11-24 22:53:51,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-24 22:53:51,889 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:53:51,889 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:53:51,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:53:51,918 INFO L262 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:53:51,919 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:53:52,180 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 22:53:58,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:53:58,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 469 states to 341 states and 449 transitions. [2023-11-24 22:53:58,282 INFO L276 IsEmpty]: Start isEmpty. Operand 341 states and 449 transitions. [2023-11-24 22:53:58,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-24 22:53:58,283 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:53:58,283 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:53:58,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:53:58,316 INFO L262 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 22:53:58,317 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:53:58,687 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked.