./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/geo2-ll_unwindbound10.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 9bd2c7ff 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_3f1b6c4e-5b2b-4e50-8e75-b705486b9228/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f1b6c4e-5b2b-4e50-8e75-b705486b9228/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f1b6c4e-5b2b-4e50-8e75-b705486b9228/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f1b6c4e-5b2b-4e50-8e75-b705486b9228/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/geo2-ll_unwindbound10.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f1b6c4e-5b2b-4e50-8e75-b705486b9228/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f1b6c4e-5b2b-4e50-8e75-b705486b9228/bin/ukojak-verify-G8NBE6pJGL --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 b401bdc3dc8602ce89fd6154d5bf5d175e6ca9a4768bf94d86273beff32d278f --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:37:44,954 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:37:45,035 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f1b6c4e-5b2b-4e50-8e75-b705486b9228/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-19 03:37:45,042 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:37:45,043 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:37:45,075 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:37:45,077 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:37:45,078 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:37:45,079 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:37:45,080 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:37:45,080 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:37:45,081 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:37:45,082 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:37:45,083 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:37:45,083 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:37:45,084 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:37:45,085 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:37:45,086 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:37:45,087 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:37:45,087 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 03:37:45,088 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 03:37:45,089 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:37:45,090 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:37:45,090 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:37:45,091 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:37:45,092 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:37:45,093 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:37:45,094 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:37:45,094 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:37:45,095 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:37:45,096 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:37:45,096 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:37:45,097 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:37:45,098 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:37:45,098 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:37:45,099 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_3f1b6c4e-5b2b-4e50-8e75-b705486b9228/bin/ukojak-verify-G8NBE6pJGL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f1b6c4e-5b2b-4e50-8e75-b705486b9228/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b401bdc3dc8602ce89fd6154d5bf5d175e6ca9a4768bf94d86273beff32d278f [2023-11-19 03:37:45,408 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:37:45,442 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:37:45,445 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:37:45,447 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:37:45,447 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:37:45,449 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f1b6c4e-5b2b-4e50-8e75-b705486b9228/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/nla-digbench-scaling/geo2-ll_unwindbound10.c [2023-11-19 03:37:48,772 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:37:49,065 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:37:49,066 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f1b6c4e-5b2b-4e50-8e75-b705486b9228/sv-benchmarks/c/nla-digbench-scaling/geo2-ll_unwindbound10.c [2023-11-19 03:37:49,075 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f1b6c4e-5b2b-4e50-8e75-b705486b9228/bin/ukojak-verify-G8NBE6pJGL/data/a35c27672/0c4c2fa6ab154f0b82f88f3e3ec3d4c4/FLAGc552b7758 [2023-11-19 03:37:49,094 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f1b6c4e-5b2b-4e50-8e75-b705486b9228/bin/ukojak-verify-G8NBE6pJGL/data/a35c27672/0c4c2fa6ab154f0b82f88f3e3ec3d4c4 [2023-11-19 03:37:49,100 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:37:49,102 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:37:49,107 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:37:49,107 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:37:49,114 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:37:49,117 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:37:49" (1/1) ... [2023-11-19 03:37:49,119 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4ea15960 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:37:49, skipping insertion in model container [2023-11-19 03:37:49,119 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:37:49" (1/1) ... [2023-11-19 03:37:49,148 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:37:49,380 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:37:49,392 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:37:49,420 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:37:49,440 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:37:49,441 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:37:49 WrapperNode [2023-11-19 03:37:49,441 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:37:49,442 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:37:49,443 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:37:49,443 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:37:49,452 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:37:49" (1/1) ... [2023-11-19 03:37:49,473 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:37:49" (1/1) ... [2023-11-19 03:37:49,505 INFO L138 Inliner]: procedures = 14, calls = 10, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 79 [2023-11-19 03:37:49,506 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:37:49,507 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:37:49,507 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:37:49,507 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:37:49,518 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:37:49" (1/1) ... [2023-11-19 03:37:49,518 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:37:49" (1/1) ... [2023-11-19 03:37:49,520 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:37:49" (1/1) ... [2023-11-19 03:37:49,520 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:37:49" (1/1) ... [2023-11-19 03:37:49,524 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:37:49" (1/1) ... [2023-11-19 03:37:49,529 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:37:49" (1/1) ... [2023-11-19 03:37:49,530 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:37:49" (1/1) ... [2023-11-19 03:37:49,532 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:37:49" (1/1) ... [2023-11-19 03:37:49,543 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:37:49,544 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:37:49,544 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:37:49,544 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:37:49,545 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:37:49" (1/1) ... [2023-11-19 03:37:49,552 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:37:49,575 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f1b6c4e-5b2b-4e50-8e75-b705486b9228/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:37:49,587 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f1b6c4e-5b2b-4e50-8e75-b705486b9228/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:37:49,589 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f1b6c4e-5b2b-4e50-8e75-b705486b9228/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:37:49,622 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:37:49,623 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 03:37:49,623 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:37:49,623 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:37:49,623 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-19 03:37:49,623 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-19 03:37:49,691 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:37:49,693 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:37:50,013 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:37:50,053 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:37:50,053 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 03:37:50,058 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:37:50 BoogieIcfgContainer [2023-11-19 03:37:50,059 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:37:50,060 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:37:50,060 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:37:50,073 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:37:50,073 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:37:50" (1/1) ... [2023-11-19 03:37:50,085 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 03:37:50,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:37:50,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 70 states and 73 transitions. [2023-11-19 03:37:50,171 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 73 transitions. [2023-11-19 03:37:50,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-19 03:37:50,175 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:37:50,176 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:37:50,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:37:50,539 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:37:50,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:37:50,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 72 states and 75 transitions. [2023-11-19 03:37:50,590 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 75 transitions. [2023-11-19 03:37:50,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-19 03:37:50,591 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:37:50,591 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:37:50,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:37:50,652 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:37:50,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:37:50,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 73 states and 76 transitions. [2023-11-19 03:37:50,671 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 76 transitions. [2023-11-19 03:37:50,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-19 03:37:50,672 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:37:50,672 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:37:50,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:37:50,726 INFO L262 TraceCheckSpWp]: Trace formula consists of 41 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 03:37:50,731 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:37:50,839 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:37:51,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:37:51,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 78 states and 84 transitions. [2023-11-19 03:37:51,079 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 84 transitions. [2023-11-19 03:37:51,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-19 03:37:51,080 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:37:51,080 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:37:51,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:37:51,131 INFO L262 TraceCheckSpWp]: Trace formula consists of 41 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:37:51,133 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:37:51,234 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:37:51,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:37:51,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 79 states and 86 transitions. [2023-11-19 03:37:51,394 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 86 transitions. [2023-11-19 03:37:51,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-19 03:37:51,395 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:37:51,395 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:37:51,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:37:51,453 INFO L262 TraceCheckSpWp]: Trace formula consists of 42 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 03:37:51,454 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:37:51,545 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:37:52,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:37:52,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 85 states and 96 transitions. [2023-11-19 03:37:52,099 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 96 transitions. [2023-11-19 03:37:52,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-19 03:37:52,099 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:37:52,099 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:37:52,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:37:52,132 INFO L262 TraceCheckSpWp]: Trace formula consists of 43 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:37:52,134 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:37:52,167 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:37:52,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:37:52,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 86 states and 98 transitions. [2023-11-19 03:37:52,420 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 98 transitions. [2023-11-19 03:37:52,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-19 03:37:52,420 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:37:52,420 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:37:52,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:37:52,460 INFO L262 TraceCheckSpWp]: Trace formula consists of 44 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 03:37:52,461 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:37:52,516 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:37:52,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:37:52,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 88 states and 101 transitions. [2023-11-19 03:37:52,701 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 101 transitions. [2023-11-19 03:37:52,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-19 03:37:52,702 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:37:52,702 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:37:52,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:37:52,737 INFO L262 TraceCheckSpWp]: Trace formula consists of 45 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:37:52,738 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:37:52,842 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:37:53,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:37:53,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 90 states and 104 transitions. [2023-11-19 03:37:53,033 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 104 transitions. [2023-11-19 03:37:53,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-19 03:37:53,034 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:37:53,034 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:37:53,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:37:53,069 INFO L262 TraceCheckSpWp]: Trace formula consists of 46 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:37:53,070 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:37:53,184 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:37:53,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:37:53,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 92 states and 108 transitions. [2023-11-19 03:37:53,611 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 108 transitions. [2023-11-19 03:37:53,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-19 03:37:53,612 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:37:53,612 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:37:53,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:37:53,636 INFO L262 TraceCheckSpWp]: Trace formula consists of 47 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 03:37:53,637 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:37:53,741 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:37:55,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:37:55,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 103 states and 125 transitions. [2023-11-19 03:37:55,200 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 125 transitions. [2023-11-19 03:37:55,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-19 03:37:55,200 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:37:55,201 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:37:55,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:37:55,223 INFO L262 TraceCheckSpWp]: Trace formula consists of 48 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 03:37:55,232 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:37:55,355 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:37:56,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:37:56,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 107 states and 132 transitions. [2023-11-19 03:37:56,015 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 132 transitions. [2023-11-19 03:37:56,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-19 03:37:56,015 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:37:56,016 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:37:56,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:37:56,035 INFO L262 TraceCheckSpWp]: Trace formula consists of 49 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 03:37:56,036 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:37:56,153 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:37:56,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:37:56,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 111 states and 138 transitions. [2023-11-19 03:37:56,734 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 138 transitions. [2023-11-19 03:37:56,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-19 03:37:56,734 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:37:56,734 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:37:56,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:37:56,752 INFO L262 TraceCheckSpWp]: Trace formula consists of 50 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 03:37:56,754 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:37:56,812 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:37:56,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:37:56,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 112 states and 139 transitions. [2023-11-19 03:37:56,838 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 139 transitions. [2023-11-19 03:37:56,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-19 03:37:56,842 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:37:56,842 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:37:56,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:37:56,863 INFO L262 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:37:56,865 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:37:56,905 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:37:57,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:37:57,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 115 states and 145 transitions. [2023-11-19 03:37:57,188 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 145 transitions. [2023-11-19 03:37:57,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-19 03:37:57,191 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:37:57,194 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:37:57,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:37:57,223 INFO L262 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:37:57,225 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:37:57,298 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:37:59,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:37:59,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 132 states and 171 transitions. [2023-11-19 03:37:59,016 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 171 transitions. [2023-11-19 03:37:59,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-19 03:37:59,017 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:37:59,017 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:37:59,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:37:59,040 INFO L262 TraceCheckSpWp]: Trace formula consists of 61 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:37:59,044 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:37:59,143 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:38:00,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:38:00,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 136 states and 180 transitions. [2023-11-19 03:38:00,999 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 180 transitions. [2023-11-19 03:38:00,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-19 03:38:00,999 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:38:01,000 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:38:01,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:38:01,040 INFO L262 TraceCheckSpWp]: Trace formula consists of 61 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:38:01,041 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:38:01,140 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:38:03,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:38:03,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 154 states and 208 transitions. [2023-11-19 03:38:03,251 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 208 transitions. [2023-11-19 03:38:03,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-19 03:38:03,252 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:38:03,253 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:38:03,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:38:03,277 INFO L262 TraceCheckSpWp]: Trace formula consists of 62 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:38:03,278 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:38:03,550 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:38:04,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:38:04,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 153 states and 207 transitions. [2023-11-19 03:38:04,082 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 207 transitions. [2023-11-19 03:38:04,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-19 03:38:04,083 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:38:04,084 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:38:04,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:38:04,114 INFO L262 TraceCheckSpWp]: Trace formula consists of 64 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:38:04,115 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:38:04,163 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:38:05,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:38:05,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 156 states and 211 transitions. [2023-11-19 03:38:05,392 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 211 transitions. [2023-11-19 03:38:05,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-19 03:38:05,393 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:38:05,393 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:38:05,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:38:05,412 INFO L262 TraceCheckSpWp]: Trace formula consists of 63 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:38:05,413 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:38:05,504 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:38:07,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:38:07,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 164 states and 226 transitions. [2023-11-19 03:38:07,662 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 226 transitions. [2023-11-19 03:38:07,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-19 03:38:07,662 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:38:07,663 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:38:07,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:38:07,685 INFO L262 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:38:07,686 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:38:07,721 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:38:08,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:38:08,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 168 states and 231 transitions. [2023-11-19 03:38:08,544 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 231 transitions. [2023-11-19 03:38:08,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-19 03:38:08,544 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:38:08,545 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:38:08,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:38:08,563 INFO L262 TraceCheckSpWp]: Trace formula consists of 64 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:38:08,565 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:38:08,802 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:38:11,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:38:11,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 175 states and 243 transitions. [2023-11-19 03:38:11,730 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 243 transitions. [2023-11-19 03:38:11,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-19 03:38:11,731 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:38:11,731 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:38:11,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:38:11,755 INFO L262 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:38:11,760 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:38:11,794 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:38:11,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:38:11,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 174 states and 242 transitions. [2023-11-19 03:38:11,840 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 242 transitions. [2023-11-19 03:38:11,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-19 03:38:11,841 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:38:11,841 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:38:11,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:38:11,871 INFO L262 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:38:11,886 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:38:12,142 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:38:14,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:38:14,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 255 states to 182 states and 255 transitions. [2023-11-19 03:38:14,906 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 255 transitions. [2023-11-19 03:38:14,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-19 03:38:14,906 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:38:14,907 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:38:14,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:38:14,928 INFO L262 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:38:14,929 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:38:14,971 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:38:15,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:38:15,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 262 states to 188 states and 262 transitions. [2023-11-19 03:38:15,784 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 262 transitions. [2023-11-19 03:38:15,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-19 03:38:15,785 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:38:15,785 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:38:15,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:38:15,808 INFO L262 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:38:15,809 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:38:16,014 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:38:21,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:38:21,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 277 states to 197 states and 277 transitions. [2023-11-19 03:38:21,700 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 277 transitions. [2023-11-19 03:38:21,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-19 03:38:21,701 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:38:21,701 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:38:21,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:38:21,724 INFO L262 TraceCheckSpWp]: Trace formula consists of 70 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:38:21,725 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:38:21,779 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:38:25,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:38:25,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 287 states to 204 states and 287 transitions. [2023-11-19 03:38:25,977 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 287 transitions. [2023-11-19 03:38:25,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-19 03:38:25,978 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:38:25,978 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:38:26,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:38:26,005 INFO L262 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:38:26,006 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:38:26,314 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:38:32,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:38:32,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 214 states and 303 transitions. [2023-11-19 03:38:32,852 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 303 transitions. [2023-11-19 03:38:32,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-19 03:38:32,852 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:38:32,853 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:38:32,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:38:32,878 INFO L262 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:38:32,878 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:38:32,904 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:38:37,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:38:37,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 314 states to 222 states and 314 transitions. [2023-11-19 03:38:37,402 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 314 transitions. [2023-11-19 03:38:37,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-19 03:38:37,403 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:38:37,403 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:38:37,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:38:37,424 INFO L262 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:38:37,425 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:38:38,330 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.