./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/geo2-ll_unwindbound2.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 527bcce2 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6288d74-c32d-416e-b1ed-85ab2322142d/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6288d74-c32d-416e-b1ed-85ab2322142d/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_d6288d74-c32d-416e-b1ed-85ab2322142d/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6288d74-c32d-416e-b1ed-85ab2322142d/bin/ukojak-verify-i0I2FZA1j2/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/geo2-ll_unwindbound2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6288d74-c32d-416e-b1ed-85ab2322142d/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_d6288d74-c32d-416e-b1ed-85ab2322142d/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 2e05249da124fa8fd89a00721e51c7b41eff3d4952cff855bee564f7b5deef09 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 18:51:31,132 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:51:31,252 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6288d74-c32d-416e-b1ed-85ab2322142d/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-21 18:51:31,261 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 18:51:31,262 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-21 18:51:31,300 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:51:31,301 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:51:31,302 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:51:31,303 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:51:31,308 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:51:31,308 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:51:31,309 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:51:31,309 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-21 18:51:31,311 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 18:51:31,311 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-21 18:51:31,312 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:51:31,312 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:51:31,312 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:51:31,313 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:51:31,313 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-21 18:51:31,314 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 18:51:31,315 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-21 18:51:31,315 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:51:31,316 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:51:31,317 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:51:31,317 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:51:31,318 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:51:31,318 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:51:31,319 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:51:31,319 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:51:31,321 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:51:31,321 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:51:31,321 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-21 18:51:31,322 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 18:51:31,322 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:51:31,322 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_d6288d74-c32d-416e-b1ed-85ab2322142d/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6288d74-c32d-416e-b1ed-85ab2322142d/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2e05249da124fa8fd89a00721e51c7b41eff3d4952cff855bee564f7b5deef09 [2023-11-21 18:51:31,627 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:51:31,660 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:51:31,663 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:51:31,664 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:51:31,665 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:51:31,667 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6288d74-c32d-416e-b1ed-85ab2322142d/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/nla-digbench-scaling/geo2-ll_unwindbound2.c [2023-11-21 18:51:34,909 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:51:35,105 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:51:35,105 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6288d74-c32d-416e-b1ed-85ab2322142d/sv-benchmarks/c/nla-digbench-scaling/geo2-ll_unwindbound2.c [2023-11-21 18:51:35,114 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6288d74-c32d-416e-b1ed-85ab2322142d/bin/ukojak-verify-i0I2FZA1j2/data/c63d6177c/e07aa265145c4d339dc4541ece28ed37/FLAG93e97b42c [2023-11-21 18:51:35,132 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6288d74-c32d-416e-b1ed-85ab2322142d/bin/ukojak-verify-i0I2FZA1j2/data/c63d6177c/e07aa265145c4d339dc4541ece28ed37 [2023-11-21 18:51:35,135 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:51:35,137 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:51:35,138 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:51:35,138 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:51:35,144 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:51:35,145 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:51:35" (1/1) ... [2023-11-21 18:51:35,146 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7ce9bbce and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:51:35, skipping insertion in model container [2023-11-21 18:51:35,146 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:51:35" (1/1) ... [2023-11-21 18:51:35,170 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:51:35,363 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:51:35,378 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:51:35,410 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:51:35,426 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:51:35,427 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:51:35 WrapperNode [2023-11-21 18:51:35,427 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:51:35,428 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:51:35,428 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:51:35,429 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:51:35,437 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:51:35" (1/1) ... [2023-11-21 18:51:35,444 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:51:35" (1/1) ... [2023-11-21 18:51:35,468 INFO L138 Inliner]: procedures = 14, calls = 10, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 79 [2023-11-21 18:51:35,468 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:51:35,469 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:51:35,469 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:51:35,469 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:51:35,484 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:51:35" (1/1) ... [2023-11-21 18:51:35,485 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:51:35" (1/1) ... [2023-11-21 18:51:35,493 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:51:35" (1/1) ... [2023-11-21 18:51:35,493 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:51:35" (1/1) ... [2023-11-21 18:51:35,497 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:51:35" (1/1) ... [2023-11-21 18:51:35,511 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:51:35" (1/1) ... [2023-11-21 18:51:35,514 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:51:35" (1/1) ... [2023-11-21 18:51:35,516 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:51:35" (1/1) ... [2023-11-21 18:51:35,518 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:51:35,522 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:51:35,522 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:51:35,523 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:51:35,523 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:51:35" (1/1) ... [2023-11-21 18:51:35,531 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:51:35,548 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6288d74-c32d-416e-b1ed-85ab2322142d/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:51:35,577 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6288d74-c32d-416e-b1ed-85ab2322142d/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:51:35,645 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6288d74-c32d-416e-b1ed-85ab2322142d/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:51:35,664 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 18:51:35,665 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-21 18:51:35,665 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:51:35,665 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:51:35,665 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-21 18:51:35,666 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-21 18:51:35,740 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:51:35,742 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:51:36,070 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:51:36,131 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 18:51:36,131 INFO L308 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-21 18:51:36,133 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:51:36 BoogieIcfgContainer [2023-11-21 18:51:36,133 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 18:51:36,134 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-21 18:51:36,134 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-21 18:51:36,147 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-21 18:51:36,148 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:51:36" (1/1) ... [2023-11-21 18:51:36,157 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 18:51:36,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:51:36,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 70 states and 73 transitions. [2023-11-21 18:51:36,222 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 73 transitions. [2023-11-21 18:51:36,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-21 18:51:36,224 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:51:36,224 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:51:36,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:51:36,504 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:51:36,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:51:36,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 72 states and 75 transitions. [2023-11-21 18:51:36,562 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 75 transitions. [2023-11-21 18:51:36,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-21 18:51:36,562 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:51:36,563 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:51:36,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:51:36,649 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:51:36,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:51:36,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 73 states and 76 transitions. [2023-11-21 18:51:36,686 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 76 transitions. [2023-11-21 18:51:36,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-21 18:51:36,687 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:51:36,688 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:51:36,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:51:36,749 INFO L262 TraceCheckSpWp]: Trace formula consists of 41 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-21 18:51:36,755 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:51:36,881 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:51:37,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:51:37,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 78 states and 84 transitions. [2023-11-21 18:51:37,168 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 84 transitions. [2023-11-21 18:51:37,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-21 18:51:37,169 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:51:37,169 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:51:37,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:51:37,211 INFO L262 TraceCheckSpWp]: Trace formula consists of 41 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:51:37,214 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:51:37,294 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:51:37,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:51:37,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 79 states and 86 transitions. [2023-11-21 18:51:37,450 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 86 transitions. [2023-11-21 18:51:37,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-21 18:51:37,451 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:51:37,451 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:51:37,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:51:37,552 INFO L262 TraceCheckSpWp]: Trace formula consists of 42 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-21 18:51:37,553 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:51:37,681 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:51:38,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:51:38,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 85 states and 96 transitions. [2023-11-21 18:51:38,281 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 96 transitions. [2023-11-21 18:51:38,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-21 18:51:38,282 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:51:38,282 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:51:38,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:51:38,321 INFO L262 TraceCheckSpWp]: Trace formula consists of 43 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:51:38,323 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:51:38,377 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:51:38,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:51:38,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 86 states and 98 transitions. [2023-11-21 18:51:38,637 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 98 transitions. [2023-11-21 18:51:38,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-21 18:51:38,637 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:51:38,638 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:51:38,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:51:38,670 INFO L262 TraceCheckSpWp]: Trace formula consists of 44 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-21 18:51:38,671 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:51:38,734 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:51:38,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:51:38,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 88 states and 101 transitions. [2023-11-21 18:51:38,917 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 101 transitions. [2023-11-21 18:51:38,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-21 18:51:38,917 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:51:38,918 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:51:38,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:51:38,940 INFO L262 TraceCheckSpWp]: Trace formula consists of 45 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:51:38,941 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:51:39,049 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:51:39,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:51:39,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 90 states and 104 transitions. [2023-11-21 18:51:39,251 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 104 transitions. [2023-11-21 18:51:39,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-21 18:51:39,253 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:51:39,254 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:51:39,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:51:39,282 INFO L262 TraceCheckSpWp]: Trace formula consists of 46 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:51:39,283 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:51:39,388 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:51:39,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:51:39,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 92 states and 108 transitions. [2023-11-21 18:51:39,814 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 108 transitions. [2023-11-21 18:51:39,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-21 18:51:39,815 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:51:39,815 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:51:39,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:51:39,835 INFO L262 TraceCheckSpWp]: Trace formula consists of 47 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-21 18:51:39,836 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:51:39,934 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:51:41,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:51:41,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 103 states and 125 transitions. [2023-11-21 18:51:41,635 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 125 transitions. [2023-11-21 18:51:41,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-21 18:51:41,636 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:51:41,636 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:51:41,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:51:41,670 INFO L262 TraceCheckSpWp]: Trace formula consists of 48 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-21 18:51:41,671 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:51:41,777 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:51:42,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:51:42,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 107 states and 132 transitions. [2023-11-21 18:51:42,749 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 132 transitions. [2023-11-21 18:51:42,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-21 18:51:42,749 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:51:42,750 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:51:42,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:51:42,768 INFO L262 TraceCheckSpWp]: Trace formula consists of 49 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-21 18:51:42,769 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:51:42,880 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:51:43,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:51:43,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 111 states and 138 transitions. [2023-11-21 18:51:43,498 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 138 transitions. [2023-11-21 18:51:43,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-21 18:51:43,499 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:51:43,499 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:51:43,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:51:43,526 INFO L262 TraceCheckSpWp]: Trace formula consists of 50 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-21 18:51:43,527 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:51:43,598 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:51:43,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:51:43,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 112 states and 139 transitions. [2023-11-21 18:51:43,630 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 139 transitions. [2023-11-21 18:51:43,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-21 18:51:43,636 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:51:43,636 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:51:43,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:51:43,674 INFO L262 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:51:43,676 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:51:43,737 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:51:44,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:51:44,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 115 states and 145 transitions. [2023-11-21 18:51:44,112 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 145 transitions. [2023-11-21 18:51:44,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-21 18:51:44,113 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:51:44,114 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:51:44,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:51:44,140 INFO L262 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:51:44,141 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:51:44,229 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:51:45,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:51:45,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 132 states and 171 transitions. [2023-11-21 18:51:45,988 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 171 transitions. [2023-11-21 18:51:45,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-21 18:51:45,995 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:51:45,995 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:51:46,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:51:46,019 INFO L262 TraceCheckSpWp]: Trace formula consists of 61 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:51:46,021 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:51:46,141 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:51:47,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:51:47,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 136 states and 180 transitions. [2023-11-21 18:51:47,930 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 180 transitions. [2023-11-21 18:51:47,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-21 18:51:47,931 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:51:47,931 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:51:47,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:51:47,953 INFO L262 TraceCheckSpWp]: Trace formula consists of 61 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:51:47,954 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:51:48,043 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:51:50,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:51:50,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 154 states and 208 transitions. [2023-11-21 18:51:50,254 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 208 transitions. [2023-11-21 18:51:50,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-21 18:51:50,255 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:51:50,255 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:51:50,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:51:50,279 INFO L262 TraceCheckSpWp]: Trace formula consists of 62 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:51:50,281 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:51:50,554 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:51:50,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:51:50,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 153 states and 207 transitions. [2023-11-21 18:51:50,947 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 207 transitions. [2023-11-21 18:51:50,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-21 18:51:50,949 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:51:50,950 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:51:50,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:51:50,990 INFO L262 TraceCheckSpWp]: Trace formula consists of 64 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:51:50,999 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:51:51,042 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:51:52,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:51:52,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 156 states and 211 transitions. [2023-11-21 18:51:52,133 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 211 transitions. [2023-11-21 18:51:52,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-21 18:51:52,134 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:51:52,134 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:51:52,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:51:52,160 INFO L262 TraceCheckSpWp]: Trace formula consists of 63 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:51:52,161 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:51:52,249 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:51:54,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:51:54,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 164 states and 226 transitions. [2023-11-21 18:51:54,671 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 226 transitions. [2023-11-21 18:51:54,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-21 18:51:54,672 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:51:54,672 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:51:54,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:51:54,695 INFO L262 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:51:54,696 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:51:54,733 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:51:55,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:51:55,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 168 states and 231 transitions. [2023-11-21 18:51:55,685 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 231 transitions. [2023-11-21 18:51:55,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-21 18:51:55,685 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:51:55,686 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:51:55,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:51:55,704 INFO L262 TraceCheckSpWp]: Trace formula consists of 64 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:51:55,705 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:51:56,104 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:52:01,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:52:01,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 175 states and 243 transitions. [2023-11-21 18:52:01,065 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 243 transitions. [2023-11-21 18:52:01,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-21 18:52:01,066 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:52:01,066 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:52:01,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:52:01,089 INFO L262 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:52:01,090 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:52:01,128 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:52:01,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:52:01,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 174 states and 242 transitions. [2023-11-21 18:52:01,168 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 242 transitions. [2023-11-21 18:52:01,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-21 18:52:01,173 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:52:01,173 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:52:01,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:52:01,194 INFO L262 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:52:01,194 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:52:01,421 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:52:03,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:52:03,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 255 states to 182 states and 255 transitions. [2023-11-21 18:52:03,723 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 255 transitions. [2023-11-21 18:52:03,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-21 18:52:03,724 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:52:03,724 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:52:03,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:52:03,747 INFO L262 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:52:03,748 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:52:03,792 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:52:04,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:52:04,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 262 states to 188 states and 262 transitions. [2023-11-21 18:52:04,785 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 262 transitions. [2023-11-21 18:52:04,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-21 18:52:04,786 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:52:04,786 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:52:04,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:52:04,808 INFO L262 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:52:04,809 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:52:04,974 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:52:12,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:52:12,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 277 states to 197 states and 277 transitions. [2023-11-21 18:52:12,058 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 277 transitions. [2023-11-21 18:52:12,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-21 18:52:12,058 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:52:12,059 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:52:12,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:52:12,079 INFO L262 TraceCheckSpWp]: Trace formula consists of 70 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:52:12,081 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:52:12,110 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:52:16,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:52:16,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 287 states to 204 states and 287 transitions. [2023-11-21 18:52:16,044 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 287 transitions. [2023-11-21 18:52:16,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-21 18:52:16,045 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:52:16,045 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:52:16,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:52:16,071 INFO L262 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:52:16,072 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:52:16,493 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:52:23,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:52:23,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 214 states and 303 transitions. [2023-11-21 18:52:23,497 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 303 transitions. [2023-11-21 18:52:23,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-21 18:52:23,497 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:52:23,498 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:52:23,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:52:23,528 INFO L262 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:52:23,529 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:52:23,558 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:52:28,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:52:28,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 314 states to 222 states and 314 transitions. [2023-11-21 18:52:28,143 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 314 transitions. [2023-11-21 18:52:28,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-21 18:52:28,143 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:52:28,144 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:52:28,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:52:28,170 INFO L262 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:52:28,172 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:52:29,327 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.