./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/bresenham-ll_valuebound20.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_796fcc94-0679-4b52-b82e-5fc1a664c801/bin/ukojak-verify-1t5iHCbJaC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_796fcc94-0679-4b52-b82e-5fc1a664c801/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_796fcc94-0679-4b52-b82e-5fc1a664c801/bin/ukojak-verify-1t5iHCbJaC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_796fcc94-0679-4b52-b82e-5fc1a664c801/bin/ukojak-verify-1t5iHCbJaC/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/bresenham-ll_valuebound20.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_796fcc94-0679-4b52-b82e-5fc1a664c801/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_796fcc94-0679-4b52-b82e-5fc1a664c801/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 cb384ff5c9201b9f90543357d3375f0a0ac9cc5fac01729f538d89799a1d7226 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:14:16,342 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:14:16,470 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_796fcc94-0679-4b52-b82e-5fc1a664c801/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-23 20:14:16,481 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 20:14:16,483 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-23 20:14:16,531 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:14:16,533 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:14:16,534 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-23 20:14:16,535 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 20:14:16,541 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 20:14:16,542 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:14:16,542 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 20:14:16,543 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 20:14:16,545 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 20:14:16,546 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 20:14:16,546 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:14:16,547 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 20:14:16,547 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:14:16,548 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 20:14:16,549 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-23 20:14:16,549 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-23 20:14:16,550 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 20:14:16,551 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 20:14:16,551 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:14:16,552 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-23 20:14:16,553 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-23 20:14:16,553 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-23 20:14:16,554 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:14:16,554 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:14:16,555 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:14:16,557 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:14:16,557 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 20:14:16,557 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-23 20:14:16,558 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 20:14:16,558 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 20:14:16,558 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_796fcc94-0679-4b52-b82e-5fc1a664c801/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_796fcc94-0679-4b52-b82e-5fc1a664c801/bin/ukojak-verify-1t5iHCbJaC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> cb384ff5c9201b9f90543357d3375f0a0ac9cc5fac01729f538d89799a1d7226 [2023-11-23 20:14:16,928 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:14:16,961 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:14:16,964 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:14:16,965 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:14:16,966 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:14:16,967 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_796fcc94-0679-4b52-b82e-5fc1a664c801/bin/ukojak-verify-1t5iHCbJaC/../../sv-benchmarks/c/nla-digbench-scaling/bresenham-ll_valuebound20.c [2023-11-23 20:14:20,202 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:14:20,436 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:14:20,436 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_796fcc94-0679-4b52-b82e-5fc1a664c801/sv-benchmarks/c/nla-digbench-scaling/bresenham-ll_valuebound20.c [2023-11-23 20:14:20,445 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_796fcc94-0679-4b52-b82e-5fc1a664c801/bin/ukojak-verify-1t5iHCbJaC/data/c3f17ce5f/75ceeadcfb2040c7855985ec0f8276b7/FLAGec4d69f8a [2023-11-23 20:14:20,460 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_796fcc94-0679-4b52-b82e-5fc1a664c801/bin/ukojak-verify-1t5iHCbJaC/data/c3f17ce5f/75ceeadcfb2040c7855985ec0f8276b7 [2023-11-23 20:14:20,463 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:14:20,464 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:14:20,466 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:14:20,466 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:14:20,471 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:14:20,472 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:14:20" (1/1) ... [2023-11-23 20:14:20,473 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@63571503 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:14:20, skipping insertion in model container [2023-11-23 20:14:20,473 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:14:20" (1/1) ... [2023-11-23 20:14:20,500 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:14:20,721 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:14:20,731 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:14:20,754 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:14:20,768 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:14:20,768 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:14:20 WrapperNode [2023-11-23 20:14:20,769 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:14:20,770 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:14:20,770 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:14:20,770 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:14:20,778 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:14:20" (1/1) ... [2023-11-23 20:14:20,786 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:14:20" (1/1) ... [2023-11-23 20:14:20,813 INFO L138 Inliner]: procedures = 14, calls = 12, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 116 [2023-11-23 20:14:20,813 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:14:20,814 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:14:20,814 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:14:20,815 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:14:20,824 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:14:20" (1/1) ... [2023-11-23 20:14:20,825 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:14:20" (1/1) ... [2023-11-23 20:14:20,827 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:14:20" (1/1) ... [2023-11-23 20:14:20,827 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:14:20" (1/1) ... [2023-11-23 20:14:20,832 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:14:20" (1/1) ... [2023-11-23 20:14:20,836 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:14:20" (1/1) ... [2023-11-23 20:14:20,838 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:14:20" (1/1) ... [2023-11-23 20:14:20,839 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:14:20" (1/1) ... [2023-11-23 20:14:20,841 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:14:20,842 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:14:20,843 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:14:20,843 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:14:20,844 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:14:20" (1/1) ... [2023-11-23 20:14:20,850 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:14:20,866 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_796fcc94-0679-4b52-b82e-5fc1a664c801/bin/ukojak-verify-1t5iHCbJaC/z3 [2023-11-23 20:14:20,880 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_796fcc94-0679-4b52-b82e-5fc1a664c801/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-23 20:14:20,898 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_796fcc94-0679-4b52-b82e-5fc1a664c801/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-23 20:14:20,921 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 20:14:20,921 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 20:14:20,921 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 20:14:20,921 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 20:14:20,922 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:14:20,922 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:14:20,922 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-23 20:14:20,922 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-23 20:14:20,980 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:14:20,982 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:14:21,455 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:14:21,523 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 20:14:21,523 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-23 20:14:21,525 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:14:21 BoogieIcfgContainer [2023-11-23 20:14:21,526 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 20:14:21,527 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-23 20:14:21,527 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-23 20:14:21,536 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-23 20:14:21,537 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:14:21" (1/1) ... [2023-11-23 20:14:21,544 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 20:14:21,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:14:21,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 132 states and 136 transitions. [2023-11-23 20:14:21,607 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 136 transitions. [2023-11-23 20:14:21,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-23 20:14:21,611 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:14:21,611 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:14:21,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:14:21,886 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:14:21,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:14:21,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 131 states and 135 transitions. [2023-11-23 20:14:21,963 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 135 transitions. [2023-11-23 20:14:21,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-23 20:14:21,964 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:14:21,964 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:14:21,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:14:22,040 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:14:22,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:14:22,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 130 states and 134 transitions. [2023-11-23 20:14:22,115 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 134 transitions. [2023-11-23 20:14:22,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-23 20:14:22,115 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:14:22,116 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:14:22,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:14:22,243 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:14:22,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:14:22,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 129 states and 133 transitions. [2023-11-23 20:14:22,474 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 133 transitions. [2023-11-23 20:14:22,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-23 20:14:22,475 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:14:22,476 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:14:22,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:14:22,611 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:14:23,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:14:23,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 128 states and 132 transitions. [2023-11-23 20:14:23,047 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 132 transitions. [2023-11-23 20:14:23,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-23 20:14:23,050 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:14:23,050 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:14:23,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:14:23,105 INFO L262 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:14:23,110 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:14:23,151 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:14:23,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:14:23,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 130 states and 134 transitions. [2023-11-23 20:14:23,209 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 134 transitions. [2023-11-23 20:14:23,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-23 20:14:23,209 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:14:23,210 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:14:23,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:14:23,243 INFO L262 TraceCheckSpWp]: Trace formula consists of 54 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:14:23,245 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:14:23,262 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:14:23,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:14:23,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 131 states and 135 transitions. [2023-11-23 20:14:23,286 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 135 transitions. [2023-11-23 20:14:23,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-23 20:14:23,286 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:14:23,287 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:14:23,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:14:23,311 INFO L262 TraceCheckSpWp]: Trace formula consists of 57 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:14:23,312 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:14:23,341 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:14:23,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:14:23,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 135 states and 141 transitions. [2023-11-23 20:14:23,498 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 141 transitions. [2023-11-23 20:14:23,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-23 20:14:23,499 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:14:23,499 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:14:23,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:14:23,522 INFO L262 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:14:23,523 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:14:23,534 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:14:23,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:14:23,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 136 states and 142 transitions. [2023-11-23 20:14:23,554 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 142 transitions. [2023-11-23 20:14:23,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-23 20:14:23,554 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:14:23,555 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:14:23,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:14:23,578 INFO L262 TraceCheckSpWp]: Trace formula consists of 61 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-23 20:14:23,579 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:14:23,636 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:14:23,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:14:23,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 139 states and 147 transitions. [2023-11-23 20:14:23,812 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 147 transitions. [2023-11-23 20:14:23,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-23 20:14:23,813 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:14:23,813 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:14:23,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:14:23,837 INFO L262 TraceCheckSpWp]: Trace formula consists of 62 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-23 20:14:23,839 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:14:23,887 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:14:24,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:14:24,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 143 states and 153 transitions. [2023-11-23 20:14:24,144 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 153 transitions. [2023-11-23 20:14:24,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-23 20:14:24,145 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:14:24,145 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:14:24,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:14:24,169 INFO L262 TraceCheckSpWp]: Trace formula consists of 63 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-23 20:14:24,171 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:14:24,224 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:14:24,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:14:24,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 146 states and 159 transitions. [2023-11-23 20:14:24,600 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 159 transitions. [2023-11-23 20:14:24,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-23 20:14:24,601 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:14:24,601 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:14:24,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:14:24,627 INFO L262 TraceCheckSpWp]: Trace formula consists of 64 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-23 20:14:24,630 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:14:24,695 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:14:25,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:14:25,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 150 states and 166 transitions. [2023-11-23 20:14:25,154 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 166 transitions. [2023-11-23 20:14:25,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-23 20:14:25,155 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:14:25,155 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:14:25,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:14:25,179 INFO L262 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-23 20:14:25,180 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:14:25,298 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:14:25,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:14:25,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 154 states and 171 transitions. [2023-11-23 20:14:25,644 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 171 transitions. [2023-11-23 20:14:25,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-23 20:14:25,645 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:14:25,645 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:14:25,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:14:25,667 INFO L262 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-23 20:14:25,668 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:14:25,757 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:14:26,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:14:26,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 158 states and 176 transitions. [2023-11-23 20:14:26,019 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 176 transitions. [2023-11-23 20:14:26,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-23 20:14:26,025 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:14:26,026 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:14:26,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:14:26,060 INFO L262 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-23 20:14:26,063 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:14:26,308 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:14:27,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:14:27,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 230 states to 170 states and 191 transitions. [2023-11-23 20:14:27,911 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 191 transitions. [2023-11-23 20:14:27,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-23 20:14:27,912 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:14:27,912 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:14:27,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:14:27,941 INFO L262 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-23 20:14:27,951 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:14:28,277 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:14:30,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:14:30,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 255 states to 183 states and 207 transitions. [2023-11-23 20:14:30,297 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 207 transitions. [2023-11-23 20:14:30,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-23 20:14:30,299 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:14:30,300 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:14:30,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:14:30,332 INFO L262 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:14:30,338 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:14:30,443 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:14:31,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:14:32,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 274 states to 197 states and 224 transitions. [2023-11-23 20:14:32,000 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 224 transitions. [2023-11-23 20:14:32,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-23 20:14:32,001 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:14:32,001 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:14:32,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:14:32,028 INFO L262 TraceCheckSpWp]: Trace formula consists of 70 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:14:32,030 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:14:32,129 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:14:33,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:14:33,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 293 states to 212 states and 242 transitions. [2023-11-23 20:14:33,632 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 242 transitions. [2023-11-23 20:14:33,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-23 20:14:33,632 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:14:33,633 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:14:33,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:14:33,656 INFO L262 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-23 20:14:33,657 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:14:34,198 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:14:37,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:14:37,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 315 states to 228 states and 261 transitions. [2023-11-23 20:14:37,049 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 261 transitions. [2023-11-23 20:14:37,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-23 20:14:37,050 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:14:37,050 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:14:37,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:14:37,083 INFO L262 TraceCheckSpWp]: Trace formula consists of 72 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-23 20:14:37,084 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:14:37,710 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:14:39,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:14:39,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 337 states to 245 states and 281 transitions. [2023-11-23 20:14:39,883 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 281 transitions. [2023-11-23 20:14:39,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-23 20:14:39,884 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:14:39,884 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:14:39,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:14:39,905 INFO L262 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:14:39,906 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:14:40,182 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:14:42,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:14:42,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 360 states to 263 states and 304 transitions. [2023-11-23 20:14:42,742 INFO L276 IsEmpty]: Start isEmpty. Operand 263 states and 304 transitions. [2023-11-23 20:14:42,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-23 20:14:42,743 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:14:42,743 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:14:42,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:14:42,764 INFO L262 TraceCheckSpWp]: Trace formula consists of 74 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:14:42,765 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:14:43,054 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:14:46,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:14:46,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 385 states to 282 states and 329 transitions. [2023-11-23 20:14:46,578 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 329 transitions. [2023-11-23 20:14:46,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-23 20:14:46,578 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:14:46,579 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:14:46,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:14:46,606 INFO L262 TraceCheckSpWp]: Trace formula consists of 84 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:14:46,608 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:14:46,638 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:14:48,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:14:48,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 408 states to 299 states and 352 transitions. [2023-11-23 20:14:48,543 INFO L276 IsEmpty]: Start isEmpty. Operand 299 states and 352 transitions. [2023-11-23 20:14:48,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-23 20:14:48,544 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:14:48,544 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:14:48,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:14:48,575 INFO L262 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:14:48,576 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:14:48,611 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:14:50,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:14:50,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 422 states to 306 states and 366 transitions. [2023-11-23 20:14:50,361 INFO L276 IsEmpty]: Start isEmpty. Operand 306 states and 366 transitions. [2023-11-23 20:14:50,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-23 20:14:50,362 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:14:50,362 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:14:50,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:14:50,388 INFO L262 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:14:50,389 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:14:50,518 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:14:52,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:14:52,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 437 states to 313 states and 381 transitions. [2023-11-23 20:14:52,694 INFO L276 IsEmpty]: Start isEmpty. Operand 313 states and 381 transitions. [2023-11-23 20:14:52,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-23 20:14:52,694 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:14:52,695 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:14:52,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:14:52,718 INFO L262 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:14:52,719 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:14:52,780 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:14:52,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:14:52,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 438 states to 314 states and 382 transitions. [2023-11-23 20:14:52,813 INFO L276 IsEmpty]: Start isEmpty. Operand 314 states and 382 transitions. [2023-11-23 20:14:52,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-23 20:14:52,813 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:14:52,814 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:14:52,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:14:52,845 INFO L262 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:14:52,846 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:14:52,887 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:14:54,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:14:54,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 452 states to 321 states and 396 transitions. [2023-11-23 20:14:54,592 INFO L276 IsEmpty]: Start isEmpty. Operand 321 states and 396 transitions. [2023-11-23 20:14:54,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-23 20:14:54,593 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:14:54,593 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:14:54,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:14:54,616 INFO L262 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:14:54,617 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:14:54,757 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:14:56,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:14:56,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 467 states to 328 states and 411 transitions. [2023-11-23 20:14:56,854 INFO L276 IsEmpty]: Start isEmpty. Operand 328 states and 411 transitions. [2023-11-23 20:14:56,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-23 20:14:56,855 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:14:56,855 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:14:56,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:14:56,880 INFO L262 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:14:56,881 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:14:57,166 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:15:01,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:15:01,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 485 states to 336 states and 429 transitions. [2023-11-23 20:15:01,827 INFO L276 IsEmpty]: Start isEmpty. Operand 336 states and 429 transitions. [2023-11-23 20:15:01,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-23 20:15:01,827 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:15:01,828 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:15:01,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:15:01,855 INFO L262 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-23 20:15:01,856 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:15:02,129 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:15:04,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:15:04,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 499 states to 342 states and 443 transitions. [2023-11-23 20:15:04,221 INFO L276 IsEmpty]: Start isEmpty. Operand 342 states and 443 transitions. [2023-11-23 20:15:04,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-23 20:15:04,221 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:15:04,222 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:15:04,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:15:04,254 INFO L262 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:15:04,255 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:15:04,366 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:15:04,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:15:04,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 502 states to 344 states and 446 transitions. [2023-11-23 20:15:04,702 INFO L276 IsEmpty]: Start isEmpty. Operand 344 states and 446 transitions. [2023-11-23 20:15:04,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-23 20:15:04,703 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:15:04,703 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:15:04,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:15:04,732 INFO L262 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:15:04,733 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:15:04,956 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:15:11,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:15:11,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 522 states to 353 states and 466 transitions. [2023-11-23 20:15:11,044 INFO L276 IsEmpty]: Start isEmpty. Operand 353 states and 466 transitions. [2023-11-23 20:15:11,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-23 20:15:11,044 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:15:11,044 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:15:11,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:15:11,067 INFO L262 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-23 20:15:11,068 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:15:11,418 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:15:12,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:15:12,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 524 states to 354 states and 468 transitions. [2023-11-23 20:15:12,762 INFO L276 IsEmpty]: Start isEmpty. Operand 354 states and 468 transitions. [2023-11-23 20:15:12,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-23 20:15:12,763 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:15:12,763 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:15:12,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:15:12,788 INFO L262 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:15:12,789 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:15:12,894 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:15:12,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:15:12,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 527 states to 356 states and 471 transitions. [2023-11-23 20:15:12,976 INFO L276 IsEmpty]: Start isEmpty. Operand 356 states and 471 transitions. [2023-11-23 20:15:12,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-23 20:15:12,977 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:15:12,977 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:15:13,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:15:13,002 INFO L262 TraceCheckSpWp]: Trace formula consists of 92 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-23 20:15:13,004 INFO L285 TraceCheckSpWp]: Computing forward predicates...