./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/bresenham-ll_unwindbound20.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 30e01a73 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1baecb3a-ea85-4798-b8ef-764eadbc1d7d/bin/ukojak-verify-1t5iHCbJaC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1baecb3a-ea85-4798-b8ef-764eadbc1d7d/bin/ukojak-verify-1t5iHCbJaC/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1baecb3a-ea85-4798-b8ef-764eadbc1d7d/bin/ukojak-verify-1t5iHCbJaC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1baecb3a-ea85-4798-b8ef-764eadbc1d7d/bin/ukojak-verify-1t5iHCbJaC/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/bresenham-ll_unwindbound20.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1baecb3a-ea85-4798-b8ef-764eadbc1d7d/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1baecb3a-ea85-4798-b8ef-764eadbc1d7d/bin/ukojak-verify-1t5iHCbJaC --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 68bb6d7d6818d105c8d36601291f0fbd6a765091c35c37006c1280fceb3f620a --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 19:56:05,626 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 19:56:05,711 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1baecb3a-ea85-4798-b8ef-764eadbc1d7d/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-23 19:56:05,723 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 19:56:05,724 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-23 19:56:05,774 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 19:56:05,775 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 19:56:05,776 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-23 19:56:05,777 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 19:56:05,783 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 19:56:05,784 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 19:56:05,785 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 19:56:05,785 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 19:56:05,787 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 19:56:05,787 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 19:56:05,788 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 19:56:05,788 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 19:56:05,789 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 19:56:05,789 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 19:56:05,790 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-23 19:56:05,790 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-23 19:56:05,791 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 19:56:05,791 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 19:56:05,792 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 19:56:05,792 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-23 19:56:05,793 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-23 19:56:05,793 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-23 19:56:05,794 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 19:56:05,794 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 19:56:05,795 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 19:56:05,796 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 19:56:05,797 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 19:56:05,797 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-23 19:56:05,797 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 19:56:05,797 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 19:56:05,798 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1baecb3a-ea85-4798-b8ef-764eadbc1d7d/bin/ukojak-verify-1t5iHCbJaC/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1baecb3a-ea85-4798-b8ef-764eadbc1d7d/bin/ukojak-verify-1t5iHCbJaC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 68bb6d7d6818d105c8d36601291f0fbd6a765091c35c37006c1280fceb3f620a [2023-11-23 19:56:06,073 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 19:56:06,111 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 19:56:06,114 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 19:56:06,115 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 19:56:06,116 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 19:56:06,118 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1baecb3a-ea85-4798-b8ef-764eadbc1d7d/bin/ukojak-verify-1t5iHCbJaC/../../sv-benchmarks/c/nla-digbench-scaling/bresenham-ll_unwindbound20.c [2023-11-23 19:56:09,278 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 19:56:09,463 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 19:56:09,463 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1baecb3a-ea85-4798-b8ef-764eadbc1d7d/sv-benchmarks/c/nla-digbench-scaling/bresenham-ll_unwindbound20.c [2023-11-23 19:56:09,472 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1baecb3a-ea85-4798-b8ef-764eadbc1d7d/bin/ukojak-verify-1t5iHCbJaC/data/8c3f45dde/42451517680e4d38a8bc2a58bd14ae96/FLAGf2f13bf9b [2023-11-23 19:56:09,488 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1baecb3a-ea85-4798-b8ef-764eadbc1d7d/bin/ukojak-verify-1t5iHCbJaC/data/8c3f45dde/42451517680e4d38a8bc2a58bd14ae96 [2023-11-23 19:56:09,491 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 19:56:09,493 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 19:56:09,494 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 19:56:09,495 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 19:56:09,500 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 19:56:09,501 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 07:56:09" (1/1) ... [2023-11-23 19:56:09,502 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@9b58ed9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:56:09, skipping insertion in model container [2023-11-23 19:56:09,503 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 07:56:09" (1/1) ... [2023-11-23 19:56:09,531 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 19:56:09,708 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 19:56:09,720 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 19:56:09,747 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 19:56:09,762 INFO L206 MainTranslator]: Completed translation [2023-11-23 19:56:09,763 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:56:09 WrapperNode [2023-11-23 19:56:09,763 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 19:56:09,765 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 19:56:09,765 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 19:56:09,765 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 19:56:09,774 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:56:09" (1/1) ... [2023-11-23 19:56:09,782 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:56:09" (1/1) ... [2023-11-23 19:56:09,812 INFO L138 Inliner]: procedures = 14, calls = 10, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 121 [2023-11-23 19:56:09,812 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 19:56:09,813 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 19:56:09,814 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 19:56:09,814 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 19:56:09,825 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:56:09" (1/1) ... [2023-11-23 19:56:09,825 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:56:09" (1/1) ... [2023-11-23 19:56:09,827 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:56:09" (1/1) ... [2023-11-23 19:56:09,828 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:56:09" (1/1) ... [2023-11-23 19:56:09,833 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:56:09" (1/1) ... [2023-11-23 19:56:09,837 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:56:09" (1/1) ... [2023-11-23 19:56:09,839 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:56:09" (1/1) ... [2023-11-23 19:56:09,841 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:56:09" (1/1) ... [2023-11-23 19:56:09,843 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 19:56:09,844 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 19:56:09,845 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 19:56:09,845 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 19:56:09,846 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:56:09" (1/1) ... [2023-11-23 19:56:09,852 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 19:56:09,876 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1baecb3a-ea85-4798-b8ef-764eadbc1d7d/bin/ukojak-verify-1t5iHCbJaC/z3 [2023-11-23 19:56:09,887 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1baecb3a-ea85-4798-b8ef-764eadbc1d7d/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-23 19:56:09,891 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1baecb3a-ea85-4798-b8ef-764eadbc1d7d/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-23 19:56:09,926 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 19:56:09,927 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 19:56:09,927 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 19:56:09,927 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 19:56:09,927 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-23 19:56:09,927 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-23 19:56:10,006 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 19:56:10,009 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 19:56:10,468 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 19:56:10,508 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 19:56:10,508 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-23 19:56:10,510 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 07:56:10 BoogieIcfgContainer [2023-11-23 19:56:10,511 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 19:56:10,512 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-23 19:56:10,512 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-23 19:56:10,530 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-23 19:56:10,530 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 07:56:10" (1/1) ... [2023-11-23 19:56:10,543 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 19:56:10,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:56:10,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 132 states and 136 transitions. [2023-11-23 19:56:10,609 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 136 transitions. [2023-11-23 19:56:10,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2023-11-23 19:56:10,611 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:56:10,611 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:56:10,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:56:10,801 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 19:56:10,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:56:10,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 131 states and 135 transitions. [2023-11-23 19:56:10,832 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 135 transitions. [2023-11-23 19:56:10,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-23 19:56:10,833 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:56:10,833 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:56:10,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:56:10,896 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 19:56:10,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:56:10,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 130 states and 134 transitions. [2023-11-23 19:56:10,975 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 134 transitions. [2023-11-23 19:56:10,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-23 19:56:10,975 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:56:10,976 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:56:10,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:56:11,048 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 19:56:11,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:56:11,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 129 states and 133 transitions. [2023-11-23 19:56:11,287 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 133 transitions. [2023-11-23 19:56:11,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-23 19:56:11,287 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:56:11,288 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:56:11,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:56:11,391 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 19:56:11,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:56:11,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 128 states and 132 transitions. [2023-11-23 19:56:11,714 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 132 transitions. [2023-11-23 19:56:11,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-23 19:56:11,714 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:56:11,715 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:56:11,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:56:11,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:56:11,777 INFO L262 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 19:56:11,782 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 19:56:11,791 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 19:56:11,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:56:11,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 128 states and 131 transitions. [2023-11-23 19:56:11,806 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 131 transitions. [2023-11-23 19:56:11,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-23 19:56:11,807 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:56:11,807 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:56:11,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:56:11,949 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 19:56:12,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:56:12,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 130 states and 134 transitions. [2023-11-23 19:56:12,555 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 134 transitions. [2023-11-23 19:56:12,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-23 19:56:12,556 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:56:12,556 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:56:12,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:56:12,592 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 19:56:12,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:56:12,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 131 states and 135 transitions. [2023-11-23 19:56:12,607 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 135 transitions. [2023-11-23 19:56:12,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-23 19:56:12,608 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:56:12,608 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:56:12,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:56:12,628 INFO L262 TraceCheckSpWp]: Trace formula consists of 45 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 19:56:12,629 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 19:56:12,733 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 19:56:12,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:56:12,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 132 states and 137 transitions. [2023-11-23 19:56:12,818 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 137 transitions. [2023-11-23 19:56:12,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-23 19:56:12,818 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:56:12,818 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:56:12,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:56:12,839 INFO L262 TraceCheckSpWp]: Trace formula consists of 45 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 19:56:12,840 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 19:56:12,890 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 19:56:13,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:56:13,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 137 states and 145 transitions. [2023-11-23 19:56:13,271 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 145 transitions. [2023-11-23 19:56:13,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-23 19:56:13,272 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:56:13,272 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:56:13,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:56:13,307 INFO L262 TraceCheckSpWp]: Trace formula consists of 46 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 19:56:13,308 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 19:56:13,324 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 19:56:13,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:56:13,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 138 states and 146 transitions. [2023-11-23 19:56:13,345 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 146 transitions. [2023-11-23 19:56:13,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-23 19:56:13,346 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:56:13,346 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:56:13,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:56:13,375 INFO L262 TraceCheckSpWp]: Trace formula consists of 49 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 19:56:13,377 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 19:56:13,425 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 19:56:14,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:56:14,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 145 states and 157 transitions. [2023-11-23 19:56:14,027 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 157 transitions. [2023-11-23 19:56:14,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-23 19:56:14,027 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:56:14,028 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:56:14,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:56:14,049 INFO L262 TraceCheckSpWp]: Trace formula consists of 50 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 19:56:14,050 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 19:56:14,076 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 19:56:14,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:56:14,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 146 states and 158 transitions. [2023-11-23 19:56:14,099 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 158 transitions. [2023-11-23 19:56:14,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-23 19:56:14,100 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:56:14,100 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:56:14,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:56:14,122 INFO L262 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-23 19:56:14,124 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 19:56:14,188 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 19:56:14,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:56:14,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 149 states and 163 transitions. [2023-11-23 19:56:14,427 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 163 transitions. [2023-11-23 19:56:14,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-23 19:56:14,427 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:56:14,427 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:56:14,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:56:14,452 INFO L262 TraceCheckSpWp]: Trace formula consists of 54 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-23 19:56:14,454 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 19:56:14,545 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 19:56:14,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:56:14,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 153 states and 169 transitions. [2023-11-23 19:56:14,931 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 169 transitions. [2023-11-23 19:56:14,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-23 19:56:14,931 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:56:14,932 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:56:14,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:56:14,960 INFO L262 TraceCheckSpWp]: Trace formula consists of 55 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-23 19:56:14,964 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 19:56:15,045 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 19:56:15,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:56:15,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 156 states and 175 transitions. [2023-11-23 19:56:15,513 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 175 transitions. [2023-11-23 19:56:15,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-23 19:56:15,514 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:56:15,514 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:56:15,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:56:15,539 INFO L262 TraceCheckSpWp]: Trace formula consists of 56 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-23 19:56:15,540 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 19:56:15,626 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 19:56:16,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:56:16,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 160 states and 182 transitions. [2023-11-23 19:56:16,286 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 182 transitions. [2023-11-23 19:56:16,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-23 19:56:16,287 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:56:16,287 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:56:16,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:56:16,313 INFO L262 TraceCheckSpWp]: Trace formula consists of 57 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-23 19:56:16,314 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 19:56:16,418 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 19:56:16,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:56:16,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 164 states and 188 transitions. [2023-11-23 19:56:16,971 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 188 transitions. [2023-11-23 19:56:16,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-23 19:56:16,972 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:56:16,972 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:56:16,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:56:16,999 INFO L262 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-23 19:56:17,002 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 19:56:17,195 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 19:56:17,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:56:17,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 168 states and 194 transitions. [2023-11-23 19:56:17,819 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 194 transitions. [2023-11-23 19:56:17,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-23 19:56:17,820 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:56:17,820 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:56:17,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:56:17,843 INFO L262 TraceCheckSpWp]: Trace formula consists of 59 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-23 19:56:17,845 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 19:56:18,301 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 19:56:21,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:56:21,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 183 states and 214 transitions. [2023-11-23 19:56:21,840 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 214 transitions. [2023-11-23 19:56:21,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-23 19:56:21,841 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:56:21,841 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:56:21,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:56:21,869 INFO L262 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-23 19:56:21,871 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 19:56:22,405 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 19:56:26,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:56:26,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 235 states to 199 states and 235 transitions. [2023-11-23 19:56:26,081 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 235 transitions. [2023-11-23 19:56:26,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-23 19:56:26,082 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:56:26,083 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:56:26,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:56:26,106 INFO L262 TraceCheckSpWp]: Trace formula consists of 61 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 19:56:26,107 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 19:56:26,225 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 19:56:29,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:56:29,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 257 states to 216 states and 257 transitions. [2023-11-23 19:56:29,084 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 257 transitions. [2023-11-23 19:56:29,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-23 19:56:29,085 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:56:29,086 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:56:29,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:56:29,103 INFO L262 TraceCheckSpWp]: Trace formula consists of 62 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 19:56:29,104 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 19:56:29,224 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 19:56:31,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:56:31,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 280 states to 234 states and 280 transitions. [2023-11-23 19:56:31,945 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states and 280 transitions. [2023-11-23 19:56:31,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-23 19:56:31,946 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:56:31,946 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:56:31,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:56:31,975 INFO L262 TraceCheckSpWp]: Trace formula consists of 63 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-23 19:56:31,977 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 19:56:32,579 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 19:56:37,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:56:37,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 304 states to 253 states and 304 transitions. [2023-11-23 19:56:37,309 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 304 transitions. [2023-11-23 19:56:37,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-23 19:56:37,310 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:56:37,310 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:56:37,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:56:37,331 INFO L262 TraceCheckSpWp]: Trace formula consists of 64 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-23 19:56:37,333 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 19:56:38,065 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 19:56:42,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:56:42,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 329 states to 273 states and 329 transitions. [2023-11-23 19:56:42,539 INFO L276 IsEmpty]: Start isEmpty. Operand 273 states and 329 transitions. [2023-11-23 19:56:42,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-23 19:56:42,540 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:56:42,541 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:56:42,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:56:42,563 INFO L262 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 19:56:42,565 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 19:56:42,957 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 19:56:48,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:56:48,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 357 states to 294 states and 357 transitions. [2023-11-23 19:56:48,550 INFO L276 IsEmpty]: Start isEmpty. Operand 294 states and 357 transitions. [2023-11-23 19:56:48,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-23 19:56:48,550 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:56:48,551 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:56:48,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:56:48,586 INFO L262 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 19:56:48,587 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 19:56:48,950 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 19:56:55,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:56:55,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 387 states to 316 states and 387 transitions. [2023-11-23 19:56:55,214 INFO L276 IsEmpty]: Start isEmpty. Operand 316 states and 387 transitions. [2023-11-23 19:56:55,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-23 19:56:55,218 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:56:55,219 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:56:55,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:56:55,246 INFO L262 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 19:56:55,247 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 19:56:55,289 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 19:56:57,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:56:57,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 411 states to 333 states and 411 transitions. [2023-11-23 19:56:57,510 INFO L276 IsEmpty]: Start isEmpty. Operand 333 states and 411 transitions. [2023-11-23 19:56:57,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-23 19:56:57,511 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:56:57,511 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:56:57,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:56:57,536 INFO L262 TraceCheckSpWp]: Trace formula consists of 77 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 19:56:57,537 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 19:56:57,578 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 19:56:57,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:56:57,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 412 states to 334 states and 412 transitions. [2023-11-23 19:56:57,612 INFO L276 IsEmpty]: Start isEmpty. Operand 334 states and 412 transitions. [2023-11-23 19:56:57,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-23 19:56:57,613 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:56:57,613 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:56:57,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:56:57,635 INFO L262 TraceCheckSpWp]: Trace formula consists of 77 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 19:56:57,637 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 19:56:57,679 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 19:56:59,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:56:59,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 426 states to 341 states and 426 transitions. [2023-11-23 19:56:59,834 INFO L276 IsEmpty]: Start isEmpty. Operand 341 states and 426 transitions. [2023-11-23 19:56:59,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-23 19:56:59,835 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:56:59,835 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:56:59,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:56:59,858 INFO L262 TraceCheckSpWp]: Trace formula consists of 77 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 19:56:59,859 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 19:56:59,966 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 19:57:02,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:57:02,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 441 states to 348 states and 441 transitions. [2023-11-23 19:57:02,678 INFO L276 IsEmpty]: Start isEmpty. Operand 348 states and 441 transitions. [2023-11-23 19:57:02,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-23 19:57:02,678 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:57:02,678 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:57:02,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:57:02,700 INFO L262 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 19:57:02,702 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 19:57:02,965 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.