./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/hard2_unwindbound100.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_7dd59b9a-e49a-4665-bea2-45af40c514d0/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7dd59b9a-e49a-4665-bea2-45af40c514d0/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_7dd59b9a-e49a-4665-bea2-45af40c514d0/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7dd59b9a-e49a-4665-bea2-45af40c514d0/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/hard2_unwindbound100.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7dd59b9a-e49a-4665-bea2-45af40c514d0/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_7dd59b9a-e49a-4665-bea2-45af40c514d0/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 83ea03e3a970ed9a04e84a7095cded72c8faa028a8061c6de69ab7c540d420f5 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 04:05:43,915 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 04:05:44,003 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7dd59b9a-e49a-4665-bea2-45af40c514d0/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-19 04:05:44,009 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 04:05:44,010 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 04:05:44,034 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 04:05:44,035 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 04:05:44,036 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 04:05:44,037 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 04:05:44,038 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 04:05:44,039 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 04:05:44,040 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 04:05:44,040 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 04:05:44,041 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 04:05:44,042 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 04:05:44,043 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 04:05:44,043 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 04:05:44,044 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 04:05:44,045 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 04:05:44,045 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 04:05:44,046 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 04:05:44,048 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 04:05:44,049 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 04:05:44,050 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 04:05:44,051 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 04:05:44,052 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 04:05:44,052 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 04:05:44,053 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 04:05:44,054 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:05:44,054 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 04:05:44,055 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 04:05:44,056 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 04:05:44,057 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 04:05:44,057 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 04:05:44,058 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 04:05:44,058 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_7dd59b9a-e49a-4665-bea2-45af40c514d0/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7dd59b9a-e49a-4665-bea2-45af40c514d0/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 83ea03e3a970ed9a04e84a7095cded72c8faa028a8061c6de69ab7c540d420f5 [2023-11-19 04:05:44,437 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 04:05:44,473 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 04:05:44,493 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 04:05:44,494 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 04:05:44,495 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 04:05:44,497 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7dd59b9a-e49a-4665-bea2-45af40c514d0/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/nla-digbench-scaling/hard2_unwindbound100.c [2023-11-19 04:05:47,640 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 04:05:47,885 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 04:05:47,885 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7dd59b9a-e49a-4665-bea2-45af40c514d0/sv-benchmarks/c/nla-digbench-scaling/hard2_unwindbound100.c [2023-11-19 04:05:47,893 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7dd59b9a-e49a-4665-bea2-45af40c514d0/bin/ukojak-verify-G8NBE6pJGL/data/962e87642/33a1fd00039c411f9be2004e635e47ed/FLAG7e69ae786 [2023-11-19 04:05:47,907 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7dd59b9a-e49a-4665-bea2-45af40c514d0/bin/ukojak-verify-G8NBE6pJGL/data/962e87642/33a1fd00039c411f9be2004e635e47ed [2023-11-19 04:05:47,910 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 04:05:47,912 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 04:05:47,913 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 04:05:47,913 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 04:05:47,919 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 04:05:47,920 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:05:47" (1/1) ... [2023-11-19 04:05:47,922 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2b21f81e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:05:47, skipping insertion in model container [2023-11-19 04:05:47,922 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:05:47" (1/1) ... [2023-11-19 04:05:47,947 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 04:05:48,170 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:05:48,184 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 04:05:48,223 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:05:48,239 INFO L206 MainTranslator]: Completed translation [2023-11-19 04:05:48,240 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:05:48 WrapperNode [2023-11-19 04:05:48,240 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 04:05:48,241 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 04:05:48,242 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 04:05:48,242 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 04:05:48,250 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:05:48" (1/1) ... [2023-11-19 04:05:48,275 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:05:48" (1/1) ... [2023-11-19 04:05:48,311 INFO L138 Inliner]: procedures = 14, calls = 23, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 103 [2023-11-19 04:05:48,311 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 04:05:48,313 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 04:05:48,313 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 04:05:48,314 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 04:05:48,325 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:05:48" (1/1) ... [2023-11-19 04:05:48,325 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:05:48" (1/1) ... [2023-11-19 04:05:48,329 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:05:48" (1/1) ... [2023-11-19 04:05:48,330 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:05:48" (1/1) ... [2023-11-19 04:05:48,344 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:05:48" (1/1) ... [2023-11-19 04:05:48,355 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:05:48" (1/1) ... [2023-11-19 04:05:48,357 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:05:48" (1/1) ... [2023-11-19 04:05:48,363 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:05:48" (1/1) ... [2023-11-19 04:05:48,365 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 04:05:48,367 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 04:05:48,368 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 04:05:48,368 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 04:05:48,369 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:05:48" (1/1) ... [2023-11-19 04:05:48,375 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:05:48,390 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7dd59b9a-e49a-4665-bea2-45af40c514d0/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 04:05:48,404 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7dd59b9a-e49a-4665-bea2-45af40c514d0/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 04:05:48,435 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7dd59b9a-e49a-4665-bea2-45af40c514d0/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 04:05:48,457 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 04:05:48,457 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 04:05:48,457 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 04:05:48,457 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 04:05:48,457 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-19 04:05:48,458 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-19 04:05:48,544 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 04:05:48,546 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 04:05:48,951 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 04:05:48,979 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 04:05:48,979 INFO L302 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-19 04:05:48,985 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:05:48 BoogieIcfgContainer [2023-11-19 04:05:48,985 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 04:05:48,986 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 04:05:48,986 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 04:05:48,997 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 04:05:48,998 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:05:48" (1/1) ... [2023-11-19 04:05:49,008 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 04:05:49,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:05:49,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 75 states and 87 transitions. [2023-11-19 04:05:49,069 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 87 transitions. [2023-11-19 04:05:49,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-19 04:05:49,071 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:05:49,072 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:05:49,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:05:49,360 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 04:05:49,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:05:49,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 77 states and 89 transitions. [2023-11-19 04:05:49,431 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 89 transitions. [2023-11-19 04:05:49,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-19 04:05:49,432 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:05:49,432 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:05:49,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:05:49,492 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 04:05:49,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:05:49,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 78 states and 90 transitions. [2023-11-19 04:05:49,508 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 90 transitions. [2023-11-19 04:05:49,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-19 04:05:49,512 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:05:49,512 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:05:49,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:05:49,620 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 04:05:49,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:05:49,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 79 states and 90 transitions. [2023-11-19 04:05:49,641 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 90 transitions. [2023-11-19 04:05:49,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-19 04:05:49,641 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:05:49,642 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:05:49,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:05:49,692 INFO L262 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 04:05:49,697 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:05:49,832 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 04:05:50,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:05:50,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 86 states and 100 transitions. [2023-11-19 04:05:50,013 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 100 transitions. [2023-11-19 04:05:50,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-19 04:05:50,013 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:05:50,014 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:05:50,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:05:50,048 INFO L262 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 04:05:50,049 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:05:50,108 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 04:05:50,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:05:50,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 87 states and 101 transitions. [2023-11-19 04:05:50,161 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 101 transitions. [2023-11-19 04:05:50,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-19 04:05:50,163 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:05:50,163 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:05:50,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:05:50,219 INFO L262 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 04:05:50,220 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:05:50,295 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 04:05:50,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:05:50,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 94 states and 114 transitions. [2023-11-19 04:05:50,757 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 114 transitions. [2023-11-19 04:05:50,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-19 04:05:50,758 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:05:50,758 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:05:50,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:05:50,812 INFO L262 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 04:05:50,814 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:05:50,957 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 04:05:51,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:05:51,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 104 states and 151 transitions. [2023-11-19 04:05:51,597 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 151 transitions. [2023-11-19 04:05:51,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-19 04:05:51,599 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:05:51,599 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:05:51,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:05:51,641 INFO L262 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 04:05:51,642 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:05:51,713 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 04:05:52,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:05:52,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 112 states and 166 transitions. [2023-11-19 04:05:52,617 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 166 transitions. [2023-11-19 04:05:52,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-19 04:05:52,618 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:05:52,618 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:05:52,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:05:52,651 INFO L262 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 04:05:52,653 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:05:52,820 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 04:05:53,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:05:53,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 123 states and 211 transitions. [2023-11-19 04:05:53,754 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 211 transitions. [2023-11-19 04:05:53,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-19 04:05:53,755 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:05:53,755 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:05:53,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:05:53,789 INFO L262 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:05:53,790 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:05:53,867 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 04:05:54,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:05:54,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 128 states and 223 transitions. [2023-11-19 04:05:54,410 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 223 transitions. [2023-11-19 04:05:54,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-19 04:05:54,411 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:05:54,412 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:05:54,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:05:54,456 INFO L262 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:05:54,458 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:05:54,528 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 04:05:55,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:05:55,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 134 states and 237 transitions. [2023-11-19 04:05:55,224 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 237 transitions. [2023-11-19 04:05:55,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-19 04:05:55,227 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:05:55,228 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:05:55,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:05:55,275 INFO L262 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 04:05:55,278 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:05:55,335 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 04:05:55,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:05:55,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 238 states to 135 states and 238 transitions. [2023-11-19 04:05:55,375 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 238 transitions. [2023-11-19 04:05:55,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-19 04:05:55,379 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:05:55,379 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:05:55,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:05:55,419 INFO L262 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 04:05:55,420 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:05:55,492 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 04:05:57,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:05:57,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 264 states to 146 states and 264 transitions. [2023-11-19 04:05:57,118 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 264 transitions. [2023-11-19 04:05:57,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-19 04:05:57,119 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:05:57,119 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:05:57,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:05:57,143 INFO L262 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 04:05:57,144 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:05:57,167 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 04:05:57,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:05:57,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 265 states to 147 states and 265 transitions. [2023-11-19 04:05:57,188 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 265 transitions. [2023-11-19 04:05:57,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-19 04:05:57,189 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:05:57,189 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:05:57,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:05:57,213 INFO L262 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 04:05:57,215 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:05:57,291 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 04:05:58,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:05:58,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 275 states to 153 states and 275 transitions. [2023-11-19 04:05:58,070 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 275 transitions. [2023-11-19 04:05:58,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-19 04:05:58,071 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:05:58,071 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:05:58,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:05:58,095 INFO L262 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 04:05:58,097 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:05:58,228 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 04:06:00,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:06:00,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 302 states to 166 states and 302 transitions. [2023-11-19 04:06:00,353 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 302 transitions. [2023-11-19 04:06:00,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-19 04:06:00,354 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:06:00,354 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:06:00,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:06:00,383 INFO L262 TraceCheckSpWp]: Trace formula consists of 97 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 04:06:00,384 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:06:00,625 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 04:06:02,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:06:02,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 314 states to 173 states and 314 transitions. [2023-11-19 04:06:02,099 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 314 transitions. [2023-11-19 04:06:02,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-19 04:06:02,101 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:06:02,101 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:06:02,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:06:02,125 INFO L262 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 04:06:02,127 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:06:02,475 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 04:06:04,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:06:04,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 337 states to 183 states and 337 transitions. [2023-11-19 04:06:04,403 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 337 transitions. [2023-11-19 04:06:04,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-19 04:06:04,406 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:06:04,406 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:06:04,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:06:04,431 INFO L262 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 04:06:04,433 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:06:04,556 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 04:06:06,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:06:06,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 356 states to 191 states and 356 transitions. [2023-11-19 04:06:06,096 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 356 transitions. [2023-11-19 04:06:06,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-19 04:06:06,097 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:06:06,098 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:06:06,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:06:06,124 INFO L262 TraceCheckSpWp]: Trace formula consists of 105 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:06:06,130 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:06:06,306 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-19 04:06:08,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:06:08,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 381 states to 201 states and 381 transitions. [2023-11-19 04:06:08,518 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 381 transitions. [2023-11-19 04:06:08,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-19 04:06:08,520 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:06:08,521 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:06:08,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:06:08,550 INFO L262 TraceCheckSpWp]: Trace formula consists of 106 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:06:08,552 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:06:08,691 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-19 04:06:11,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:06:11,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 407 states to 212 states and 407 transitions. [2023-11-19 04:06:11,829 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 407 transitions. [2023-11-19 04:06:11,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-19 04:06:11,831 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:06:11,831 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:06:11,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:06:11,858 INFO L262 TraceCheckSpWp]: Trace formula consists of 117 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 04:06:11,860 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:06:12,171 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-19 04:06:14,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:06:14,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 435 states to 223 states and 435 transitions. [2023-11-19 04:06:14,567 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 435 transitions. [2023-11-19 04:06:14,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-19 04:06:14,568 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:06:14,569 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:06:14,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:06:14,597 INFO L262 TraceCheckSpWp]: Trace formula consists of 118 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 04:06:14,598 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:06:14,904 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-19 04:06:16,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:06:16,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 462 states to 231 states and 462 transitions. [2023-11-19 04:06:16,685 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 462 transitions. [2023-11-19 04:06:16,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-19 04:06:16,686 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:06:16,686 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:06:16,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:06:16,727 INFO L262 TraceCheckSpWp]: Trace formula consists of 117 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 04:06:16,728 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:06:16,766 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-19 04:06:17,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:06:17,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 482 states to 238 states and 482 transitions. [2023-11-19 04:06:17,992 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 482 transitions. [2023-11-19 04:06:17,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-19 04:06:17,993 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:06:17,993 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:06:18,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:06:18,021 INFO L262 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 04:06:18,022 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:06:18,866 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-19 04:06:22,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:06:22,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 512 states to 251 states and 512 transitions. [2023-11-19 04:06:22,467 INFO L276 IsEmpty]: Start isEmpty. Operand 251 states and 512 transitions. [2023-11-19 04:06:22,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-19 04:06:22,468 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:06:22,468 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:06:22,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:06:22,496 INFO L262 TraceCheckSpWp]: Trace formula consists of 118 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 04:06:22,497 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:06:22,534 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-19 04:06:22,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:06:22,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 513 states to 252 states and 513 transitions. [2023-11-19 04:06:22,569 INFO L276 IsEmpty]: Start isEmpty. Operand 252 states and 513 transitions. [2023-11-19 04:06:22,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-19 04:06:22,571 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:06:22,572 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:06:22,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:06:22,616 INFO L262 TraceCheckSpWp]: Trace formula consists of 119 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 04:06:22,618 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:06:22,735 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-19 04:06:24,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:06:24,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 533 states to 260 states and 533 transitions. [2023-11-19 04:06:24,290 INFO L276 IsEmpty]: Start isEmpty. Operand 260 states and 533 transitions. [2023-11-19 04:06:24,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-19 04:06:24,291 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:06:24,293 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:06:24,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:06:24,321 INFO L262 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 04:06:24,323 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:06:24,387 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-11-19 04:06:26,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:06:26,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 558 states to 271 states and 558 transitions. [2023-11-19 04:06:26,691 INFO L276 IsEmpty]: Start isEmpty. Operand 271 states and 558 transitions. [2023-11-19 04:06:26,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-19 04:06:26,693 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:06:26,693 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:06:26,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:06:26,725 INFO L262 TraceCheckSpWp]: Trace formula consists of 120 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 04:06:26,727 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:06:27,115 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-19 04:06:31,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:06:31,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 593 states to 288 states and 593 transitions. [2023-11-19 04:06:31,310 INFO L276 IsEmpty]: Start isEmpty. Operand 288 states and 593 transitions. [2023-11-19 04:06:31,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-19 04:06:31,311 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:06:31,312 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:06:31,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:06:31,345 INFO L262 TraceCheckSpWp]: Trace formula consists of 130 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-19 04:06:31,347 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:06:32,080 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-19 04:06:35,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:06:35,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 679 states to 300 states and 679 transitions. [2023-11-19 04:06:35,196 INFO L276 IsEmpty]: Start isEmpty. Operand 300 states and 679 transitions. [2023-11-19 04:06:35,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-19 04:06:35,197 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:06:35,197 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:06:35,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:06:35,238 INFO L262 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 04:06:35,239 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:06:35,394 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-11-19 04:06:39,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:06:39,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 729 states to 314 states and 729 transitions. [2023-11-19 04:06:39,266 INFO L276 IsEmpty]: Start isEmpty. Operand 314 states and 729 transitions. [2023-11-19 04:06:39,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-19 04:06:39,267 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:06:39,267 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:06:39,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:06:39,294 INFO L262 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 04:06:39,296 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:06:39,331 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-11-19 04:06:39,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:06:39,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 734 states to 316 states and 734 transitions. [2023-11-19 04:06:39,767 INFO L276 IsEmpty]: Start isEmpty. Operand 316 states and 734 transitions. [2023-11-19 04:06:39,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-19 04:06:39,768 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:06:39,768 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:06:39,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:06:39,809 INFO L262 TraceCheckSpWp]: Trace formula consists of 131 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-19 04:06:39,810 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:06:40,184 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 3 proven. 25 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked.