./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/ps4-ll_unwindbound5.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_842632bf-ecb0-4886-b1bb-e4a63194831d/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_842632bf-ecb0-4886-b1bb-e4a63194831d/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_842632bf-ecb0-4886-b1bb-e4a63194831d/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_842632bf-ecb0-4886-b1bb-e4a63194831d/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/ps4-ll_unwindbound5.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_842632bf-ecb0-4886-b1bb-e4a63194831d/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_842632bf-ecb0-4886-b1bb-e4a63194831d/bin/ukojak-verify-Qdu7aM0XO9 --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 d629f4eefc4b49512b7b1b628f28a13dcdca90b36cb521919e0cc9ad875c2764 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 04:42:48,714 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 04:42:48,794 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_842632bf-ecb0-4886-b1bb-e4a63194831d/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-12-03 04:42:48,798 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-03 04:42:48,798 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-03 04:42:48,819 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 04:42:48,820 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 04:42:48,821 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 04:42:48,822 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 04:42:48,822 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 04:42:48,823 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 04:42:48,823 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 04:42:48,824 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 04:42:48,824 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-03 04:42:48,825 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 04:42:48,825 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 04:42:48,826 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 04:42:48,826 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 04:42:48,827 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 04:42:48,827 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-12-03 04:42:48,827 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-03 04:42:48,831 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 04:42:48,832 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 04:42:48,832 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 04:42:48,833 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 04:42:48,833 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 04:42:48,833 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 04:42:48,834 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 04:42:48,834 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 04:42:48,835 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 04:42:48,835 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 04:42:48,835 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 04:42:48,836 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-03 04:42:48,836 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-03 04:42:48,836 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 04:42:48,836 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_842632bf-ecb0-4886-b1bb-e4a63194831d/bin/ukojak-verify-Qdu7aM0XO9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_842632bf-ecb0-4886-b1bb-e4a63194831d/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d629f4eefc4b49512b7b1b628f28a13dcdca90b36cb521919e0cc9ad875c2764 [2023-12-03 04:42:49,073 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 04:42:49,093 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 04:42:49,095 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 04:42:49,096 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 04:42:49,097 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 04:42:49,098 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_842632bf-ecb0-4886-b1bb-e4a63194831d/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/nla-digbench-scaling/ps4-ll_unwindbound5.c [2023-12-03 04:42:51,835 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 04:42:51,995 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 04:42:51,996 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_842632bf-ecb0-4886-b1bb-e4a63194831d/sv-benchmarks/c/nla-digbench-scaling/ps4-ll_unwindbound5.c [2023-12-03 04:42:52,001 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_842632bf-ecb0-4886-b1bb-e4a63194831d/bin/ukojak-verify-Qdu7aM0XO9/data/401630284/f055e2ecf5c8406badfbb9fdde12fe46/FLAG34525a326 [2023-12-03 04:42:52,013 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_842632bf-ecb0-4886-b1bb-e4a63194831d/bin/ukojak-verify-Qdu7aM0XO9/data/401630284/f055e2ecf5c8406badfbb9fdde12fe46 [2023-12-03 04:42:52,015 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 04:42:52,016 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 04:42:52,018 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 04:42:52,018 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 04:42:52,022 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 04:42:52,022 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 04:42:52" (1/1) ... [2023-12-03 04:42:52,023 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6eaecb00 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:42:52, skipping insertion in model container [2023-12-03 04:42:52,023 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 04:42:52" (1/1) ... [2023-12-03 04:42:52,043 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 04:42:52,195 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 04:42:52,206 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 04:42:52,232 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 04:42:52,246 INFO L206 MainTranslator]: Completed translation [2023-12-03 04:42:52,246 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:42:52 WrapperNode [2023-12-03 04:42:52,246 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 04:42:52,247 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 04:42:52,247 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 04:42:52,248 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 04:42:52,261 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:42:52" (1/1) ... [2023-12-03 04:42:52,268 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:42:52" (1/1) ... [2023-12-03 04:42:52,294 INFO L138 Inliner]: procedures = 14, calls = 11, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 107 [2023-12-03 04:42:52,294 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 04:42:52,295 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 04:42:52,295 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 04:42:52,295 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 04:42:52,302 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:42:52" (1/1) ... [2023-12-03 04:42:52,302 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:42:52" (1/1) ... [2023-12-03 04:42:52,303 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:42:52" (1/1) ... [2023-12-03 04:42:52,303 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:42:52" (1/1) ... [2023-12-03 04:42:52,306 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:42:52" (1/1) ... [2023-12-03 04:42:52,309 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:42:52" (1/1) ... [2023-12-03 04:42:52,310 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:42:52" (1/1) ... [2023-12-03 04:42:52,311 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:42:52" (1/1) ... [2023-12-03 04:42:52,313 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 04:42:52,313 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 04:42:52,313 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 04:42:52,313 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 04:42:52,314 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:42:52" (1/1) ... [2023-12-03 04:42:52,318 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 04:42:52,333 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_842632bf-ecb0-4886-b1bb-e4a63194831d/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 04:42:52,343 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_842632bf-ecb0-4886-b1bb-e4a63194831d/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 04:42:52,345 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_842632bf-ecb0-4886-b1bb-e4a63194831d/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 04:42:52,371 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 04:42:52,372 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-03 04:42:52,372 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 04:42:52,372 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 04:42:52,372 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-12-03 04:42:52,372 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-12-03 04:42:52,424 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 04:42:52,426 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 04:42:52,787 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 04:42:52,818 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 04:42:52,818 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-03 04:42:52,819 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 04:42:52 BoogieIcfgContainer [2023-12-03 04:42:52,819 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 04:42:52,820 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 04:42:52,820 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 04:42:52,828 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 04:42:52,828 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 04:42:52" (1/1) ... [2023-12-03 04:42:52,834 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-03 04:42:52,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:42:52,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 135 states and 139 transitions. [2023-12-03 04:42:52,882 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 139 transitions. [2023-12-03 04:42:52,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-12-03 04:42:52,883 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:42:52,883 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:42:52,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:42:53,048 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:42:53,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:42:53,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 137 states and 141 transitions. [2023-12-03 04:42:53,089 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 141 transitions. [2023-12-03 04:42:53,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-12-03 04:42:53,089 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:42:53,089 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:42:53,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:42:53,139 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:42:53,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:42:53,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 138 states and 142 transitions. [2023-12-03 04:42:53,157 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 142 transitions. [2023-12-03 04:42:53,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-12-03 04:42:53,158 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:42:53,158 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:42:53,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:42:53,205 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:42:53,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:42:53,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 143 states and 150 transitions. [2023-12-03 04:42:53,337 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 150 transitions. [2023-12-03 04:42:53,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-12-03 04:42:53,338 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:42:53,338 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:42:53,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:42:53,364 INFO L262 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 04:42:53,368 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:42:53,434 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:42:53,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:42:53,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 144 states and 152 transitions. [2023-12-03 04:42:53,541 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 152 transitions. [2023-12-03 04:42:53,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-12-03 04:42:53,542 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:42:53,542 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:42:53,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:42:53,577 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:42:53,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:42:53,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 145 states and 153 transitions. [2023-12-03 04:42:53,590 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 153 transitions. [2023-12-03 04:42:53,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-12-03 04:42:53,591 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:42:53,591 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:42:53,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:42:53,608 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:42:53,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:42:53,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 144 states and 152 transitions. [2023-12-03 04:42:53,614 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 152 transitions. [2023-12-03 04:42:53,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-12-03 04:42:53,614 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:42:53,615 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:42:53,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:42:53,635 INFO L262 TraceCheckSpWp]: Trace formula consists of 42 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 04:42:53,636 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:42:53,665 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:42:54,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:42:54,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 152 states and 164 transitions. [2023-12-03 04:42:54,071 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 164 transitions. [2023-12-03 04:42:54,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-12-03 04:42:54,071 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:42:54,072 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:42:54,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:42:54,119 INFO L262 TraceCheckSpWp]: Trace formula consists of 43 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 04:42:54,120 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:42:54,136 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:42:54,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:42:54,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 153 states and 165 transitions. [2023-12-03 04:42:54,151 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 165 transitions. [2023-12-03 04:42:54,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-12-03 04:42:54,152 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:42:54,152 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:42:54,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:42:54,169 INFO L262 TraceCheckSpWp]: Trace formula consists of 44 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 04:42:54,170 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:42:54,207 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:42:54,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:42:54,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 154 states and 167 transitions. [2023-12-03 04:42:54,250 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 167 transitions. [2023-12-03 04:42:54,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-12-03 04:42:54,251 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:42:54,251 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:42:54,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:42:54,272 INFO L262 TraceCheckSpWp]: Trace formula consists of 45 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 04:42:54,272 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:42:54,274 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:42:54,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:42:54,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 153 states and 166 transitions. [2023-12-03 04:42:54,281 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 166 transitions. [2023-12-03 04:42:54,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-12-03 04:42:54,281 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:42:54,281 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:42:54,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:42:54,300 INFO L262 TraceCheckSpWp]: Trace formula consists of 46 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 04:42:54,300 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:42:54,319 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:42:54,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:42:54,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 156 states and 169 transitions. [2023-12-03 04:42:54,386 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 169 transitions. [2023-12-03 04:42:54,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-12-03 04:42:54,387 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:42:54,387 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:42:54,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:42:54,405 INFO L262 TraceCheckSpWp]: Trace formula consists of 47 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 04:42:54,406 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:42:54,488 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:42:54,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:42:54,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 163 states and 178 transitions. [2023-12-03 04:42:54,671 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 178 transitions. [2023-12-03 04:42:54,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-12-03 04:42:54,672 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:42:54,672 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:42:54,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:42:54,691 INFO L262 TraceCheckSpWp]: Trace formula consists of 48 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 04:42:54,692 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:42:54,741 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:42:55,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:42:55,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 171 states and 188 transitions. [2023-12-03 04:42:55,045 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 188 transitions. [2023-12-03 04:42:55,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-12-03 04:42:55,045 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:42:55,046 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:42:55,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:42:55,063 INFO L262 TraceCheckSpWp]: Trace formula consists of 49 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 04:42:55,064 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:42:55,490 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:42:55,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:42:55,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 174 states and 194 transitions. [2023-12-03 04:42:55,763 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 194 transitions. [2023-12-03 04:42:55,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-12-03 04:42:55,764 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:42:55,764 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:42:55,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:42:55,781 INFO L262 TraceCheckSpWp]: Trace formula consists of 50 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 04:42:55,782 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:42:55,807 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:42:56,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:42:56,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 178 states and 200 transitions. [2023-12-03 04:42:56,050 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 200 transitions. [2023-12-03 04:42:56,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-12-03 04:42:56,051 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:42:56,051 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:42:56,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:42:56,068 INFO L262 TraceCheckSpWp]: Trace formula consists of 51 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 04:42:56,069 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:42:56,071 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:42:56,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:42:56,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 177 states and 199 transitions. [2023-12-03 04:42:56,077 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 199 transitions. [2023-12-03 04:42:56,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-12-03 04:42:56,078 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:42:56,078 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:42:56,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:42:56,095 INFO L262 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 04:42:56,096 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:42:56,122 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:42:56,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:42:56,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 180 states and 202 transitions. [2023-12-03 04:42:56,144 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 202 transitions. [2023-12-03 04:42:56,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-12-03 04:42:56,145 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:42:56,145 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:42:56,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:42:56,165 INFO L262 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 04:42:56,166 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:42:56,197 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:42:56,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:42:56,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 181 states and 203 transitions. [2023-12-03 04:42:56,214 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 203 transitions. [2023-12-03 04:42:56,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-12-03 04:42:56,215 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:42:56,215 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:42:56,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:42:56,232 INFO L262 TraceCheckSpWp]: Trace formula consists of 54 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 04:42:56,233 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:42:56,261 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:42:56,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:42:56,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 182 states and 204 transitions. [2023-12-03 04:42:56,276 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 204 transitions. [2023-12-03 04:42:56,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-12-03 04:42:56,277 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:42:56,277 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:42:56,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:42:56,298 INFO L262 TraceCheckSpWp]: Trace formula consists of 55 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-03 04:42:56,299 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:42:56,511 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:42:56,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:42:56,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 190 states and 213 transitions. [2023-12-03 04:42:56,827 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 213 transitions. [2023-12-03 04:42:56,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-12-03 04:42:56,828 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:42:56,828 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:42:56,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:42:56,850 INFO L262 TraceCheckSpWp]: Trace formula consists of 56 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 04:42:56,852 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:42:57,332 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:42:57,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:42:57,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 192 states and 216 transitions. [2023-12-03 04:42:57,701 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 216 transitions. [2023-12-03 04:42:57,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-12-03 04:42:57,702 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:42:57,702 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:42:57,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:42:57,718 INFO L262 TraceCheckSpWp]: Trace formula consists of 57 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 04:42:57,719 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:42:57,721 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:42:57,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:42:57,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 191 states and 215 transitions. [2023-12-03 04:42:57,732 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 215 transitions. [2023-12-03 04:42:57,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-12-03 04:42:57,732 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:42:57,732 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:42:57,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:42:57,750 INFO L262 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 04:42:57,750 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:42:57,836 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:42:58,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:42:58,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 193 states and 217 transitions. [2023-12-03 04:42:58,095 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 217 transitions. [2023-12-03 04:42:58,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-12-03 04:42:58,095 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:42:58,096 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:42:58,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:42:58,115 INFO L262 TraceCheckSpWp]: Trace formula consists of 59 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 04:42:58,116 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:42:58,218 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:42:58,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:42:58,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 197 states and 221 transitions. [2023-12-03 04:42:58,480 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 221 transitions. [2023-12-03 04:42:58,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-12-03 04:42:58,481 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:42:58,481 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:42:58,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:42:58,500 INFO L262 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 04:42:58,501 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:42:58,533 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:42:58,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:42:58,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 234 states to 209 states and 234 transitions. [2023-12-03 04:42:58,806 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 234 transitions. [2023-12-03 04:42:58,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-12-03 04:42:58,810 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:42:58,810 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:42:58,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:42:58,831 INFO L262 TraceCheckSpWp]: Trace formula consists of 70 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 04:42:58,832 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:42:58,871 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:42:58,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:42:58,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 213 states and 244 transitions. [2023-12-03 04:42:58,956 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 244 transitions. [2023-12-03 04:42:58,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-12-03 04:42:58,957 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:42:58,957 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:42:58,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:42:58,989 INFO L262 TraceCheckSpWp]: Trace formula consists of 70 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 04:42:58,990 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:42:59,064 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:42:59,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:42:59,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 281 states to 242 states and 281 transitions. [2023-12-03 04:42:59,780 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 281 transitions. [2023-12-03 04:42:59,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-12-03 04:42:59,781 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:42:59,781 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:42:59,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:42:59,802 INFO L262 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 04:42:59,803 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:42:59,832 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:42:59,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:42:59,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 282 states to 243 states and 282 transitions. [2023-12-03 04:42:59,851 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 282 transitions. [2023-12-03 04:42:59,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-12-03 04:42:59,851 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:42:59,851 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:42:59,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:42:59,872 INFO L262 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 04:42:59,873 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:42:59,942 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:43:00,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:43:00,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 320 states to 273 states and 320 transitions. [2023-12-03 04:43:00,806 INFO L276 IsEmpty]: Start isEmpty. Operand 273 states and 320 transitions. [2023-12-03 04:43:00,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-12-03 04:43:00,806 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:43:00,806 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:43:00,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:43:00,826 INFO L262 TraceCheckSpWp]: Trace formula consists of 72 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 04:43:00,827 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:43:00,828 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:43:00,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:43:00,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 319 states to 272 states and 319 transitions. [2023-12-03 04:43:00,839 INFO L276 IsEmpty]: Start isEmpty. Operand 272 states and 319 transitions. [2023-12-03 04:43:00,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-12-03 04:43:00,839 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:43:00,839 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:43:00,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:43:00,859 INFO L262 TraceCheckSpWp]: Trace formula consists of 74 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 04:43:00,860 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:43:00,915 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:43:01,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:43:01,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 325 states to 275 states and 325 transitions. [2023-12-03 04:43:01,220 INFO L276 IsEmpty]: Start isEmpty. Operand 275 states and 325 transitions. [2023-12-03 04:43:01,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-12-03 04:43:01,221 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:43:01,221 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:43:01,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:43:01,238 INFO L262 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 04:43:01,239 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:43:01,285 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:43:01,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:43:01,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 327 states to 277 states and 327 transitions. [2023-12-03 04:43:01,541 INFO L276 IsEmpty]: Start isEmpty. Operand 277 states and 327 transitions. [2023-12-03 04:43:01,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-12-03 04:43:01,541 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:43:01,541 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:43:01,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:43:01,559 INFO L262 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 04:43:01,560 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:43:01,612 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:43:02,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:43:02,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 334 states to 281 states and 334 transitions. [2023-12-03 04:43:02,032 INFO L276 IsEmpty]: Start isEmpty. Operand 281 states and 334 transitions. [2023-12-03 04:43:02,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-12-03 04:43:02,032 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:43:02,033 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:43:02,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:43:02,051 INFO L262 TraceCheckSpWp]: Trace formula consists of 74 conjuncts, 9 conjunts are in the unsatisfiable core [2023-12-03 04:43:02,052 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:43:02,961 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:43:03,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:43:03,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 338 states to 285 states and 338 transitions. [2023-12-03 04:43:03,283 INFO L276 IsEmpty]: Start isEmpty. Operand 285 states and 338 transitions. [2023-12-03 04:43:03,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-12-03 04:43:03,284 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:43:03,284 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:43:03,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:43:03,306 INFO L262 TraceCheckSpWp]: Trace formula consists of 78 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 04:43:03,307 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:43:03,309 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:43:03,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:43:03,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 337 states to 284 states and 337 transitions. [2023-12-03 04:43:03,322 INFO L276 IsEmpty]: Start isEmpty. Operand 284 states and 337 transitions. [2023-12-03 04:43:03,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-12-03 04:43:03,323 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:43:03,323 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:43:03,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:43:03,347 INFO L262 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 04:43:03,348 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:43:03,926 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:43:04,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:43:04,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 339 states to 285 states and 339 transitions. [2023-12-03 04:43:04,338 INFO L276 IsEmpty]: Start isEmpty. Operand 285 states and 339 transitions. [2023-12-03 04:43:04,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-12-03 04:43:04,339 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:43:04,339 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:43:04,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:43:04,359 INFO L262 TraceCheckSpWp]: Trace formula consists of 79 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 04:43:04,359 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:43:04,437 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:43:05,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:43:05,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 347 states to 291 states and 347 transitions. [2023-12-03 04:43:05,033 INFO L276 IsEmpty]: Start isEmpty. Operand 291 states and 347 transitions. [2023-12-03 04:43:05,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-12-03 04:43:05,033 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:43:05,033 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:43:05,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:43:05,057 INFO L262 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 04:43:05,058 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:43:05,715 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:43:05,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:43:05,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 349 states to 292 states and 349 transitions. [2023-12-03 04:43:05,737 INFO L276 IsEmpty]: Start isEmpty. Operand 292 states and 349 transitions. [2023-12-03 04:43:05,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-12-03 04:43:05,737 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:43:05,738 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:43:05,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:43:05,760 INFO L262 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 04:43:05,761 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:43:05,850 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:43:05,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:43:05,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 351 states to 294 states and 351 transitions. [2023-12-03 04:43:05,959 INFO L276 IsEmpty]: Start isEmpty. Operand 294 states and 351 transitions. [2023-12-03 04:43:05,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-12-03 04:43:05,959 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:43:05,959 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:43:05,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:43:05,980 INFO L262 TraceCheckSpWp]: Trace formula consists of 84 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 04:43:05,981 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:43:06,069 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-03 04:43:07,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:43:07,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 364 states to 302 states and 364 transitions. [2023-12-03 04:43:07,603 INFO L276 IsEmpty]: Start isEmpty. Operand 302 states and 364 transitions. [2023-12-03 04:43:07,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-12-03 04:43:07,603 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:43:07,603 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:43:07,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:43:07,625 INFO L262 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 04:43:07,626 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:43:07,749 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:43:08,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:43:08,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 312 states and 378 transitions. [2023-12-03 04:43:08,573 INFO L276 IsEmpty]: Start isEmpty. Operand 312 states and 378 transitions. [2023-12-03 04:43:08,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-12-03 04:43:08,574 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:43:08,574 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:43:08,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:43:08,597 INFO L262 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 04:43:08,598 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:43:08,687 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-03 04:43:10,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:43:10,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 392 states to 321 states and 392 transitions. [2023-12-03 04:43:10,014 INFO L276 IsEmpty]: Start isEmpty. Operand 321 states and 392 transitions. [2023-12-03 04:43:10,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-12-03 04:43:10,015 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:43:10,015 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:43:10,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:43:10,034 INFO L262 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 04:43:10,035 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:43:10,156 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:43:31,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:43:31,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 408 states to 330 states and 408 transitions. [2023-12-03 04:43:31,185 INFO L276 IsEmpty]: Start isEmpty. Operand 330 states and 408 transitions. [2023-12-03 04:43:31,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-12-03 04:43:31,185 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:43:31,186 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:43:31,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:43:31,206 INFO L262 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 04:43:31,207 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:43:31,209 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-03 04:43:31,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:43:31,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 407 states to 329 states and 407 transitions. [2023-12-03 04:43:31,222 INFO L276 IsEmpty]: Start isEmpty. Operand 329 states and 407 transitions. [2023-12-03 04:43:31,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-12-03 04:43:31,222 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:43:31,222 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:43:31,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:43:31,240 INFO L262 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 04:43:31,241 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:43:31,310 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-03 04:43:40,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:43:40,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 415 states to 335 states and 415 transitions. [2023-12-03 04:43:40,630 INFO L276 IsEmpty]: Start isEmpty. Operand 335 states and 415 transitions. [2023-12-03 04:43:40,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-12-03 04:43:40,631 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:43:40,631 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:43:40,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:43:40,651 INFO L262 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-03 04:43:40,653 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:43:40,903 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:43:57,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:43:57,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 481 states to 374 states and 481 transitions. [2023-12-03 04:43:57,240 INFO L276 IsEmpty]: Start isEmpty. Operand 374 states and 481 transitions. [2023-12-03 04:43:57,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-12-03 04:43:57,241 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:43:57,241 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:43:57,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:43:57,261 INFO L262 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 04:43:57,262 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:44:47,684 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-03 04:47:51,887 WARN L293 SmtUtils]: Spent 7.70s on a formula simplification that was a NOOP. DAG size: 19 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-12-03 04:50:04,805 WARN L293 SmtUtils]: Spent 11.81s on a formula simplification that was a NOOP. DAG size: 20 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-12-03 04:50:07,322 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.47s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2023-12-03 04:52:16,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:52:16,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 492 states to 381 states and 492 transitions. [2023-12-03 04:52:16,458 INFO L276 IsEmpty]: Start isEmpty. Operand 381 states and 492 transitions. [2023-12-03 04:52:16,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-12-03 04:52:16,458 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:52:16,459 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:52:16,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:52:16,480 INFO L262 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 04:52:16,481 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:52:27,778 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:54:42,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:54:42,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 560 states to 420 states and 560 transitions. [2023-12-03 04:54:42,157 INFO L276 IsEmpty]: Start isEmpty. Operand 420 states and 560 transitions. [2023-12-03 04:54:42,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-12-03 04:54:42,157 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:54:42,157 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:54:42,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:54:42,174 INFO L262 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 04:54:42,175 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:54:43,815 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-03 04:55:06,216 WARN L293 SmtUtils]: Spent 20.03s on a formula simplification. DAG size of input: 20 DAG size of output: 18 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-12-03 04:55:34,491 WARN L293 SmtUtils]: Spent 10.01s on a formula simplification that was a NOOP. DAG size: 19 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-12-03 04:57:26,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:57:26,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 574 states to 428 states and 574 transitions. [2023-12-03 04:57:26,682 INFO L276 IsEmpty]: Start isEmpty. Operand 428 states and 574 transitions. [2023-12-03 04:57:26,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-12-03 04:57:26,682 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:57:26,682 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:57:26,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:57:26,702 INFO L262 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 04:57:26,703 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:57:26,705 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-03 04:57:26,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:57:26,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 573 states to 427 states and 573 transitions. [2023-12-03 04:57:26,730 INFO L276 IsEmpty]: Start isEmpty. Operand 427 states and 573 transitions. [2023-12-03 04:57:26,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-12-03 04:57:26,730 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:57:26,730 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:57:26,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:57:26,753 INFO L262 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 04:57:26,754 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:57:34,328 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.