./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/egcd2-ll_valuebound1.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 527bcce2 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_81fb7f01-bb4f-4b98-ba46-4e72fe47c7ef/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81fb7f01-bb4f-4b98-ba46-4e72fe47c7ef/bin/ukojak-verify-i0I2FZA1j2/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81fb7f01-bb4f-4b98-ba46-4e72fe47c7ef/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81fb7f01-bb4f-4b98-ba46-4e72fe47c7ef/bin/ukojak-verify-i0I2FZA1j2/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/egcd2-ll_valuebound1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81fb7f01-bb4f-4b98-ba46-4e72fe47c7ef/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81fb7f01-bb4f-4b98-ba46-4e72fe47c7ef/bin/ukojak-verify-i0I2FZA1j2 --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 9439004819e2e34c2ab2e87057bca89732394fc53eb02ecb90192bb8fac7667a --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 18:48:43,075 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:48:43,189 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81fb7f01-bb4f-4b98-ba46-4e72fe47c7ef/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-21 18:48:43,195 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 18:48:43,196 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-21 18:48:43,237 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:48:43,238 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:48:43,239 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:48:43,240 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:48:43,245 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:48:43,246 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:48:43,247 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:48:43,247 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-21 18:48:43,249 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 18:48:43,249 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-21 18:48:43,249 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:48:43,250 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:48:43,250 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:48:43,251 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:48:43,251 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-21 18:48:43,251 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 18:48:43,252 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-21 18:48:43,252 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:48:43,253 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:48:43,254 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:48:43,254 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:48:43,254 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:48:43,255 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:48:43,255 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:48:43,256 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:48:43,257 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:48:43,257 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:48:43,258 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-21 18:48:43,258 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 18:48:43,258 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:48:43,258 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_81fb7f01-bb4f-4b98-ba46-4e72fe47c7ef/bin/ukojak-verify-i0I2FZA1j2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81fb7f01-bb4f-4b98-ba46-4e72fe47c7ef/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9439004819e2e34c2ab2e87057bca89732394fc53eb02ecb90192bb8fac7667a [2023-11-21 18:48:43,593 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:48:43,629 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:48:43,632 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:48:43,633 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:48:43,633 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:48:43,635 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81fb7f01-bb4f-4b98-ba46-4e72fe47c7ef/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/nla-digbench-scaling/egcd2-ll_valuebound1.c [2023-11-21 18:48:46,720 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:48:46,991 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:48:46,992 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81fb7f01-bb4f-4b98-ba46-4e72fe47c7ef/sv-benchmarks/c/nla-digbench-scaling/egcd2-ll_valuebound1.c [2023-11-21 18:48:47,002 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81fb7f01-bb4f-4b98-ba46-4e72fe47c7ef/bin/ukojak-verify-i0I2FZA1j2/data/9b0f7cc30/97a47ea4144f4050b7eb322852894ac9/FLAG6c1eca9f0 [2023-11-21 18:48:47,022 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81fb7f01-bb4f-4b98-ba46-4e72fe47c7ef/bin/ukojak-verify-i0I2FZA1j2/data/9b0f7cc30/97a47ea4144f4050b7eb322852894ac9 [2023-11-21 18:48:47,029 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:48:47,031 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:48:47,035 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:48:47,035 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:48:47,042 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:48:47,043 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:48:47" (1/1) ... [2023-11-21 18:48:47,044 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2102dc2a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:48:47, skipping insertion in model container [2023-11-21 18:48:47,044 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:48:47" (1/1) ... [2023-11-21 18:48:47,076 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:48:47,282 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:48:47,295 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:48:47,353 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:48:47,374 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:48:47,374 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:48:47 WrapperNode [2023-11-21 18:48:47,375 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:48:47,376 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:48:47,376 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:48:47,377 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:48:47,385 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:48:47" (1/1) ... [2023-11-21 18:48:47,409 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:48:47" (1/1) ... [2023-11-21 18:48:47,449 INFO L138 Inliner]: procedures = 14, calls = 20, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 149 [2023-11-21 18:48:47,456 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:48:47,457 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:48:47,458 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:48:47,458 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:48:47,468 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:48:47" (1/1) ... [2023-11-21 18:48:47,468 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:48:47" (1/1) ... [2023-11-21 18:48:47,481 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:48:47" (1/1) ... [2023-11-21 18:48:47,481 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:48:47" (1/1) ... [2023-11-21 18:48:47,486 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:48:47" (1/1) ... [2023-11-21 18:48:47,490 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:48:47" (1/1) ... [2023-11-21 18:48:47,491 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:48:47" (1/1) ... [2023-11-21 18:48:47,506 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:48:47" (1/1) ... [2023-11-21 18:48:47,509 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:48:47,510 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:48:47,510 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:48:47,510 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:48:47,511 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:48:47" (1/1) ... [2023-11-21 18:48:47,517 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:48:47,538 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81fb7f01-bb4f-4b98-ba46-4e72fe47c7ef/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:48:47,555 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81fb7f01-bb4f-4b98-ba46-4e72fe47c7ef/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:48:47,580 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81fb7f01-bb4f-4b98-ba46-4e72fe47c7ef/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:48:47,601 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 18:48:47,601 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-21 18:48:47,602 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-21 18:48:47,602 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-21 18:48:47,603 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:48:47,603 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:48:47,604 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-21 18:48:47,604 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-21 18:48:47,690 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:48:47,694 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:48:48,339 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:48:48,430 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 18:48:48,430 INFO L308 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-21 18:48:48,432 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:48:48 BoogieIcfgContainer [2023-11-21 18:48:48,432 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 18:48:48,433 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-21 18:48:48,434 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-21 18:48:48,451 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-21 18:48:48,451 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:48:48" (1/1) ... [2023-11-21 18:48:48,462 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 18:48:48,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:48:48,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 154 states and 167 transitions. [2023-11-21 18:48:48,525 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 167 transitions. [2023-11-21 18:48:48,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-21 18:48:48,529 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:48:48,530 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:48:48,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:48:48,676 INFO L262 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 16 conjunts are in the unsatisfiable core [2023-11-21 18:48:48,683 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:48:48,881 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-21 18:48:49,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:48:49,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 158 states and 176 transitions. [2023-11-21 18:48:49,018 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 176 transitions. [2023-11-21 18:48:49,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-21 18:48:49,019 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:48:49,019 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:48:49,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:48:49,064 INFO L262 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 16 conjunts are in the unsatisfiable core [2023-11-21 18:48:49,067 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:48:49,124 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-21 18:48:49,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:48:49,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 158 states and 176 transitions. [2023-11-21 18:48:49,155 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 176 transitions. [2023-11-21 18:48:49,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-21 18:48:49,156 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:48:49,157 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:48:49,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:48:49,201 INFO L262 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 16 conjunts are in the unsatisfiable core [2023-11-21 18:48:49,203 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:48:49,251 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-21 18:48:49,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:48:49,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 158 states and 176 transitions. [2023-11-21 18:48:49,267 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 176 transitions. [2023-11-21 18:48:49,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-21 18:48:49,268 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:48:49,269 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:48:49,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:48:49,307 INFO L262 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 16 conjunts are in the unsatisfiable core [2023-11-21 18:48:49,309 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:48:49,372 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-21 18:48:49,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:48:49,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 158 states and 176 transitions. [2023-11-21 18:48:49,388 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 176 transitions. [2023-11-21 18:48:49,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-21 18:48:49,389 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:48:49,390 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:48:49,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:48:49,447 INFO L262 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 16 conjunts are in the unsatisfiable core [2023-11-21 18:48:49,449 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:48:49,502 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-21 18:48:49,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:48:49,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 158 states and 176 transitions. [2023-11-21 18:48:49,518 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 176 transitions. [2023-11-21 18:48:49,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-21 18:48:49,521 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:48:49,521 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:48:49,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:48:49,590 INFO L262 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 16 conjunts are in the unsatisfiable core [2023-11-21 18:48:49,592 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:48:49,649 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-21 18:48:49,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:48:49,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 158 states and 176 transitions. [2023-11-21 18:48:49,670 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 176 transitions. [2023-11-21 18:48:49,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-21 18:48:49,672 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:48:49,672 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:48:49,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:48:49,731 INFO L262 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 16 conjunts are in the unsatisfiable core [2023-11-21 18:48:49,733 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:48:49,783 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-21 18:48:49,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:48:49,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 158 states and 176 transitions. [2023-11-21 18:48:49,798 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 176 transitions. [2023-11-21 18:48:49,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-21 18:48:49,799 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:48:49,800 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:48:49,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:48:49,864 INFO L262 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 16 conjunts are in the unsatisfiable core [2023-11-21 18:48:49,865 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:48:49,913 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-21 18:48:49,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:48:49,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 158 states and 176 transitions. [2023-11-21 18:48:49,928 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 176 transitions. [2023-11-21 18:48:49,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-21 18:48:49,930 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:48:49,930 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:48:49,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:48:49,981 INFO L262 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 16 conjunts are in the unsatisfiable core [2023-11-21 18:48:49,982 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:48:50,031 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-21 18:48:50,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:48:50,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 158 states and 176 transitions. [2023-11-21 18:48:50,050 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 176 transitions. [2023-11-21 18:48:50,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-21 18:48:50,051 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:48:50,052 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:48:50,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:48:50,091 INFO L262 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 16 conjunts are in the unsatisfiable core [2023-11-21 18:48:50,093 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:48:50,134 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-21 18:48:50,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:48:50,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 158 states and 176 transitions. [2023-11-21 18:48:50,147 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 176 transitions. [2023-11-21 18:48:50,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-21 18:48:50,148 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:48:50,148 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:48:50,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:48:50,176 INFO L262 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 16 conjunts are in the unsatisfiable core [2023-11-21 18:48:50,178 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:48:50,222 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-21 18:48:50,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:48:50,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 158 states and 176 transitions. [2023-11-21 18:48:50,235 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 176 transitions. [2023-11-21 18:48:50,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-21 18:48:50,235 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:48:50,236 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:48:50,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:48:50,265 INFO L262 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 16 conjunts are in the unsatisfiable core [2023-11-21 18:48:50,266 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:48:50,303 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-21 18:48:50,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:48:50,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 158 states and 176 transitions. [2023-11-21 18:48:50,314 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 176 transitions. [2023-11-21 18:48:50,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-21 18:48:50,315 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:48:50,315 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:48:50,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:48:50,341 INFO L262 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 16 conjunts are in the unsatisfiable core [2023-11-21 18:48:50,343 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:48:50,381 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-21 18:48:50,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:48:50,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 158 states and 176 transitions. [2023-11-21 18:48:50,395 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 176 transitions. [2023-11-21 18:48:50,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-21 18:48:50,396 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:48:50,397 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:48:50,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:48:50,437 INFO L262 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 16 conjunts are in the unsatisfiable core [2023-11-21 18:48:50,438 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:48:50,473 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-21 18:48:50,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:48:50,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 158 states and 176 transitions. [2023-11-21 18:48:50,484 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 176 transitions. [2023-11-21 18:48:50,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-21 18:48:50,485 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:48:50,485 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:48:50,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:48:50,511 INFO L262 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 16 conjunts are in the unsatisfiable core [2023-11-21 18:48:50,513 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:48:50,557 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-21 18:48:50,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:48:50,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 158 states and 176 transitions. [2023-11-21 18:48:50,568 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 176 transitions. [2023-11-21 18:48:50,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-21 18:48:50,569 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:48:50,569 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:48:50,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:48:50,594 INFO L262 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 16 conjunts are in the unsatisfiable core [2023-11-21 18:48:50,596 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:48:50,630 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-21 18:48:50,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:48:50,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 158 states and 176 transitions. [2023-11-21 18:48:50,641 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 176 transitions. [2023-11-21 18:48:50,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-21 18:48:50,641 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:48:50,642 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:48:50,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:48:50,666 INFO L262 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 16 conjunts are in the unsatisfiable core [2023-11-21 18:48:50,668 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:48:50,706 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-21 18:48:50,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:48:50,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 158 states and 176 transitions. [2023-11-21 18:48:50,718 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 176 transitions. [2023-11-21 18:48:50,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-21 18:48:50,719 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:48:50,719 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:48:50,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:48:50,743 INFO L262 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 13 conjunts are in the unsatisfiable core [2023-11-21 18:48:50,745 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:48:50,844 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-21 18:48:51,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:48:51,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 153 states and 166 transitions. [2023-11-21 18:48:51,330 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 166 transitions. [2023-11-21 18:48:51,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-21 18:48:51,331 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:48:51,333 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:48:51,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:48:51,360 INFO L262 TraceCheckSpWp]: Trace formula consists of 77 conjuncts, 12 conjunts are in the unsatisfiable core [2023-11-21 18:48:51,363 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:48:51,475 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 3 proven. 1 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-21 18:48:51,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:48:51,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 152 states and 165 transitions. [2023-11-21 18:48:51,682 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 165 transitions. [2023-11-21 18:48:51,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-21 18:48:51,683 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:48:51,684 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:48:51,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:48:51,724 INFO L262 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-21 18:48:51,725 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:48:51,726 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-21 18:48:51,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:48:51,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 151 states and 164 transitions. [2023-11-21 18:48:51,737 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 164 transitions. [2023-11-21 18:48:51,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-21 18:48:51,738 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:48:51,738 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:48:51,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:48:51,769 INFO L262 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-21 18:48:51,770 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:48:51,815 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 3 proven. 1 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-21 18:48:51,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:48:51,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 150 states and 163 transitions. [2023-11-21 18:48:51,860 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 163 transitions. [2023-11-21 18:48:51,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-21 18:48:51,861 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:48:51,862 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:48:51,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:48:51,890 INFO L262 TraceCheckSpWp]: Trace formula consists of 101 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-21 18:48:51,892 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:48:51,896 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-11-21 18:48:51,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:48:51,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 150 states and 162 transitions. [2023-11-21 18:48:51,907 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 162 transitions. [2023-11-21 18:48:51,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-21 18:48:51,913 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:48:51,913 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:48:51,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:48:51,956 INFO L262 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:48:51,960 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:48:52,002 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-11-21 18:48:52,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:48:52,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 153 states and 167 transitions. [2023-11-21 18:48:52,418 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 167 transitions. [2023-11-21 18:48:52,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-21 18:48:52,418 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:48:52,418 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:48:52,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:48:52,449 INFO L262 TraceCheckSpWp]: Trace formula consists of 107 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:48:52,450 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:48:52,488 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-11-21 18:48:52,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:48:52,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 155 states and 169 transitions. [2023-11-21 18:48:52,540 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 169 transitions. [2023-11-21 18:48:52,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-21 18:48:52,541 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:48:52,541 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:48:52,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:48:52,573 INFO L262 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:48:52,574 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:48:52,593 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-11-21 18:48:52,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:48:52,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 156 states and 170 transitions. [2023-11-21 18:48:52,613 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 170 transitions. [2023-11-21 18:48:52,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-21 18:48:52,613 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:48:52,614 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:48:52,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:48:52,650 INFO L262 TraceCheckSpWp]: Trace formula consists of 108 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:48:52,653 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:48:52,665 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-11-21 18:48:52,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:48:52,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 157 states and 171 transitions. [2023-11-21 18:48:52,683 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 171 transitions. [2023-11-21 18:48:52,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-21 18:48:52,684 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:48:52,684 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:48:52,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:48:52,736 INFO L262 TraceCheckSpWp]: Trace formula consists of 105 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-21 18:48:52,738 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:48:52,861 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-11-21 18:48:53,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:48:53,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 162 states and 179 transitions. [2023-11-21 18:48:53,853 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 179 transitions. [2023-11-21 18:48:53,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-21 18:48:53,853 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:48:53,854 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:48:53,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:48:53,888 INFO L262 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-21 18:48:53,890 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:48:54,077 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-11-21 18:48:55,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:48:55,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 168 states and 190 transitions. [2023-11-21 18:48:55,345 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 190 transitions. [2023-11-21 18:48:55,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-21 18:48:55,345 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:48:55,345 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:48:55,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:48:55,375 INFO L262 TraceCheckSpWp]: Trace formula consists of 106 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-21 18:48:55,376 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:48:55,534 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-11-21 18:48:57,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:48:57,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 265 states to 174 states and 201 transitions. [2023-11-21 18:48:57,071 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 201 transitions. [2023-11-21 18:48:57,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-21 18:48:57,072 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:48:57,072 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:48:57,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:48:57,107 INFO L262 TraceCheckSpWp]: Trace formula consists of 110 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-21 18:48:57,110 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:48:57,268 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-11-21 18:48:58,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:48:58,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 181 states and 215 transitions. [2023-11-21 18:48:58,866 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 215 transitions. [2023-11-21 18:48:58,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-21 18:48:58,867 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:48:58,867 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:48:58,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:48:58,901 INFO L262 TraceCheckSpWp]: Trace formula consists of 107 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-21 18:48:58,902 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:48:59,016 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-11-21 18:48:59,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:48:59,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 294 states to 184 states and 220 transitions. [2023-11-21 18:48:59,441 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 220 transitions. [2023-11-21 18:48:59,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-21 18:48:59,441 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:48:59,442 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:48:59,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:48:59,475 INFO L262 TraceCheckSpWp]: Trace formula consists of 108 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-21 18:48:59,476 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:48:59,679 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-11-21 18:49:00,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:49:00,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 295 states to 185 states and 221 transitions. [2023-11-21 18:49:00,234 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 221 transitions. [2023-11-21 18:49:00,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-21 18:49:00,235 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:49:00,235 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:49:00,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:49:00,264 INFO L262 TraceCheckSpWp]: Trace formula consists of 119 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:49:00,265 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:49:00,343 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-11-21 18:49:02,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:49:02,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 323 states to 194 states and 239 transitions. [2023-11-21 18:49:02,048 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 239 transitions. [2023-11-21 18:49:02,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-21 18:49:02,049 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:49:02,049 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:49:02,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:49:02,082 INFO L262 TraceCheckSpWp]: Trace formula consists of 120 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:49:02,084 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:49:02,107 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-11-21 18:49:02,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:49:02,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 324 states to 195 states and 240 transitions. [2023-11-21 18:49:02,133 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 240 transitions. [2023-11-21 18:49:02,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-21 18:49:02,134 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:49:02,134 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:49:02,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:49:02,163 INFO L262 TraceCheckSpWp]: Trace formula consists of 117 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-21 18:49:02,164 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:49:02,333 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-11-21 18:49:05,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:49:05,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 353 states to 205 states and 259 transitions. [2023-11-21 18:49:05,226 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 259 transitions. [2023-11-21 18:49:05,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-21 18:49:05,227 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:49:05,227 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:49:05,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:49:05,260 INFO L262 TraceCheckSpWp]: Trace formula consists of 121 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-21 18:49:05,261 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:49:05,333 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-11-21 18:49:06,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:49:06,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 370 states to 214 states and 276 transitions. [2023-11-21 18:49:06,278 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 276 transitions. [2023-11-21 18:49:06,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-21 18:49:06,278 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:49:06,279 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:49:06,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:49:06,309 INFO L262 TraceCheckSpWp]: Trace formula consists of 118 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-21 18:49:06,310 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:49:06,491 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-11-21 18:49:09,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:49:09,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 398 states to 225 states and 297 transitions. [2023-11-21 18:49:09,009 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 297 transitions. [2023-11-21 18:49:09,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-21 18:49:09,011 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:49:09,011 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:49:09,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:49:09,045 INFO L262 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-21 18:49:09,047 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:49:09,125 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-11-21 18:49:10,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:49:10,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 417 states to 235 states and 316 transitions. [2023-11-21 18:49:10,081 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 316 transitions. [2023-11-21 18:49:10,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-21 18:49:10,081 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:49:10,082 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:49:10,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:49:10,113 INFO L262 TraceCheckSpWp]: Trace formula consists of 119 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:49:10,114 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:49:10,142 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-11-21 18:49:12,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:49:12,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 435 states to 245 states and 334 transitions. [2023-11-21 18:49:12,074 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 334 transitions. [2023-11-21 18:49:12,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-21 18:49:12,075 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:49:12,075 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:49:12,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:49:12,116 INFO L262 TraceCheckSpWp]: Trace formula consists of 123 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-21 18:49:12,117 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:49:12,308 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-11-21 18:49:12,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:49:12,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 440 states to 248 states and 339 transitions. [2023-11-21 18:49:12,907 INFO L276 IsEmpty]: Start isEmpty. Operand 248 states and 339 transitions. [2023-11-21 18:49:12,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-21 18:49:12,908 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:49:12,908 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:49:12,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:49:12,936 INFO L262 TraceCheckSpWp]: Trace formula consists of 120 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:49:12,937 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:49:12,963 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-11-21 18:49:12,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:49:12,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 441 states to 249 states and 340 transitions. [2023-11-21 18:49:12,993 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 340 transitions. [2023-11-21 18:49:12,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-21 18:49:12,994 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:49:12,994 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:49:13,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:49:13,033 INFO L262 TraceCheckSpWp]: Trace formula consists of 124 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-21 18:49:13,035 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:49:13,205 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-11-21 18:49:13,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:49:13,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 442 states to 250 states and 341 transitions. [2023-11-21 18:49:13,755 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 341 transitions. [2023-11-21 18:49:13,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-21 18:49:13,756 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:49:13,756 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:49:13,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:49:13,785 INFO L262 TraceCheckSpWp]: Trace formula consists of 121 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-21 18:49:13,786 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:49:13,838 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-11-21 18:49:14,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:49:14,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 446 states to 253 states and 345 transitions. [2023-11-21 18:49:14,285 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 345 transitions. [2023-11-21 18:49:14,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-21 18:49:14,285 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:49:14,285 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:49:14,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:49:14,321 INFO L262 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-21 18:49:14,327 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:49:14,377 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-11-21 18:49:14,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:49:14,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 447 states to 254 states and 346 transitions. [2023-11-21 18:49:14,421 INFO L276 IsEmpty]: Start isEmpty. Operand 254 states and 346 transitions. [2023-11-21 18:49:14,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-21 18:49:14,422 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:49:14,422 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:49:14,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:49:14,458 INFO L262 TraceCheckSpWp]: Trace formula consists of 133 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:49:14,459 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:49:14,489 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2023-11-21 18:49:16,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:49:16,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 469 states to 268 states and 368 transitions. [2023-11-21 18:49:16,794 INFO L276 IsEmpty]: Start isEmpty. Operand 268 states and 368 transitions. [2023-11-21 18:49:16,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-21 18:49:16,795 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:49:16,795 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:49:16,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:49:16,825 INFO L262 TraceCheckSpWp]: Trace formula consists of 134 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:49:16,826 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:49:16,865 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2023-11-21 18:49:16,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:49:16,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 470 states to 269 states and 369 transitions. [2023-11-21 18:49:16,897 INFO L276 IsEmpty]: Start isEmpty. Operand 269 states and 369 transitions. [2023-11-21 18:49:16,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-21 18:49:16,898 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:49:16,898 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:49:16,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:49:16,929 INFO L262 TraceCheckSpWp]: Trace formula consists of 135 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-21 18:49:16,931 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:49:17,253 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2023-11-21 18:49:21,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:49:21,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 505 states to 287 states and 399 transitions. [2023-11-21 18:49:21,444 INFO L276 IsEmpty]: Start isEmpty. Operand 287 states and 399 transitions. [2023-11-21 18:49:21,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-21 18:49:21,445 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:49:21,445 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:49:21,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:49:21,479 INFO L262 TraceCheckSpWp]: Trace formula consists of 136 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-21 18:49:21,481 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:49:21,746 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2023-11-21 18:49:26,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:49:26,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 542 states to 306 states and 431 transitions. [2023-11-21 18:49:26,460 INFO L276 IsEmpty]: Start isEmpty. Operand 306 states and 431 transitions. [2023-11-21 18:49:26,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-21 18:49:26,460 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:49:26,461 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:49:26,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:49:26,491 INFO L262 TraceCheckSpWp]: Trace formula consists of 137 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-21 18:49:26,493 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:49:26,537 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2023-11-21 18:49:27,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:49:27,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 547 states to 309 states and 436 transitions. [2023-11-21 18:49:27,212 INFO L276 IsEmpty]: Start isEmpty. Operand 309 states and 436 transitions. [2023-11-21 18:49:27,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-21 18:49:27,213 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:49:27,213 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:49:27,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:49:27,249 INFO L262 TraceCheckSpWp]: Trace formula consists of 138 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-21 18:49:27,251 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:49:27,295 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2023-11-21 18:49:27,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:49:27,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 548 states to 310 states and 437 transitions. [2023-11-21 18:49:27,332 INFO L276 IsEmpty]: Start isEmpty. Operand 310 states and 437 transitions. [2023-11-21 18:49:27,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-21 18:49:27,332 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:49:27,333 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:49:27,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:49:27,369 INFO L262 TraceCheckSpWp]: Trace formula consists of 147 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:49:27,370 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:49:27,414 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2023-11-21 18:49:27,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:49:27,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 551 states to 312 states and 440 transitions. [2023-11-21 18:49:27,456 INFO L276 IsEmpty]: Start isEmpty. Operand 312 states and 440 transitions. [2023-11-21 18:49:27,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-21 18:49:27,457 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:49:27,458 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:49:27,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:49:27,491 INFO L262 TraceCheckSpWp]: Trace formula consists of 148 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:49:27,493 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:49:27,531 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2023-11-21 18:49:27,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:49:27,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 552 states to 313 states and 441 transitions. [2023-11-21 18:49:27,561 INFO L276 IsEmpty]: Start isEmpty. Operand 313 states and 441 transitions. [2023-11-21 18:49:27,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-21 18:49:27,565 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:49:27,565 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:49:27,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:49:27,598 INFO L262 TraceCheckSpWp]: Trace formula consists of 149 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-21 18:49:27,600 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:49:28,071 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2023-11-21 18:49:37,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:49:37,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 596 states to 338 states and 482 transitions. [2023-11-21 18:49:37,095 INFO L276 IsEmpty]: Start isEmpty. Operand 338 states and 482 transitions. [2023-11-21 18:49:37,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-21 18:49:37,096 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:49:37,096 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:49:37,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:49:37,142 INFO L262 TraceCheckSpWp]: Trace formula consists of 150 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-21 18:49:37,144 INFO L285 TraceCheckSpWp]: Computing forward predicates...