./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/egcd-ll_valuebound100.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability 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_132a18bc-6aff-42d2-889c-cedafbed972d/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_132a18bc-6aff-42d2-889c-cedafbed972d/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_132a18bc-6aff-42d2-889c-cedafbed972d/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_132a18bc-6aff-42d2-889c-cedafbed972d/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/egcd-ll_valuebound100.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_132a18bc-6aff-42d2-889c-cedafbed972d/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_132a18bc-6aff-42d2-889c-cedafbed972d/bin/ukojak-verify-G8NBE6pJGL --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 052aa366c05075bf32d0b6fa176a2f7194f524315c85e0eaee7e4a343f477db5 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 02:40:26,229 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 02:40:26,379 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_132a18bc-6aff-42d2-889c-cedafbed972d/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-19 02:40:26,384 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 02:40:26,392 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 02:40:26,439 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 02:40:26,442 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 02:40:26,442 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 02:40:26,444 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 02:40:26,450 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 02:40:26,451 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 02:40:26,452 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 02:40:26,453 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 02:40:26,455 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 02:40:26,455 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 02:40:26,456 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 02:40:26,457 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 02:40:26,457 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 02:40:26,458 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 02:40:26,458 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 02:40:26,459 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 02:40:26,460 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 02:40:26,460 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 02:40:26,461 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 02:40:26,461 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 02:40:26,462 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 02:40:26,463 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:40:26,464 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 02:40:26,464 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 02:40:26,465 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 02:40:26,467 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 02:40:26,467 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 02:40:26,467 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 02:40:26,468 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_132a18bc-6aff-42d2-889c-cedafbed972d/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_132a18bc-6aff-42d2-889c-cedafbed972d/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 052aa366c05075bf32d0b6fa176a2f7194f524315c85e0eaee7e4a343f477db5 [2023-11-19 02:40:26,807 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 02:40:26,842 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 02:40:26,845 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 02:40:26,847 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 02:40:26,847 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 02:40:26,849 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_132a18bc-6aff-42d2-889c-cedafbed972d/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/nla-digbench-scaling/egcd-ll_valuebound100.c [2023-11-19 02:40:30,656 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 02:40:30,991 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 02:40:30,992 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_132a18bc-6aff-42d2-889c-cedafbed972d/sv-benchmarks/c/nla-digbench-scaling/egcd-ll_valuebound100.c [2023-11-19 02:40:31,006 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_132a18bc-6aff-42d2-889c-cedafbed972d/bin/ukojak-verify-G8NBE6pJGL/data/7d8cc6212/593466774d1f4dea95a2d5329405222e/FLAG3e7b0d318 [2023-11-19 02:40:31,027 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_132a18bc-6aff-42d2-889c-cedafbed972d/bin/ukojak-verify-G8NBE6pJGL/data/7d8cc6212/593466774d1f4dea95a2d5329405222e [2023-11-19 02:40:31,034 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 02:40:31,037 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 02:40:31,042 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 02:40:31,042 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 02:40:31,048 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 02:40:31,050 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:40:31" (1/1) ... [2023-11-19 02:40:31,052 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@565c368c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:40:31, skipping insertion in model container [2023-11-19 02:40:31,053 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:40:31" (1/1) ... [2023-11-19 02:40:31,087 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 02:40:31,264 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_132a18bc-6aff-42d2-889c-cedafbed972d/sv-benchmarks/c/nla-digbench-scaling/egcd-ll_valuebound100.c[489,502] [2023-11-19 02:40:31,287 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:40:31,300 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 02:40:31,314 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_132a18bc-6aff-42d2-889c-cedafbed972d/sv-benchmarks/c/nla-digbench-scaling/egcd-ll_valuebound100.c[489,502] [2023-11-19 02:40:31,325 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:40:31,341 INFO L206 MainTranslator]: Completed translation [2023-11-19 02:40:31,342 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:40:31 WrapperNode [2023-11-19 02:40:31,342 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 02:40:31,344 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 02:40:31,344 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 02:40:31,344 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 02:40:31,355 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:40:31" (1/1) ... [2023-11-19 02:40:31,364 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:40:31" (1/1) ... [2023-11-19 02:40:31,390 INFO L138 Inliner]: procedures = 14, calls = 18, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 57 [2023-11-19 02:40:31,391 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 02:40:31,392 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 02:40:31,392 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 02:40:31,392 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 02:40:31,404 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:40:31" (1/1) ... [2023-11-19 02:40:31,404 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:40:31" (1/1) ... [2023-11-19 02:40:31,406 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:40:31" (1/1) ... [2023-11-19 02:40:31,406 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:40:31" (1/1) ... [2023-11-19 02:40:31,411 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:40:31" (1/1) ... [2023-11-19 02:40:31,417 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:40:31" (1/1) ... [2023-11-19 02:40:31,425 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:40:31" (1/1) ... [2023-11-19 02:40:31,426 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:40:31" (1/1) ... [2023-11-19 02:40:31,430 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 02:40:31,441 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 02:40:31,441 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 02:40:31,441 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 02:40:31,442 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:40:31" (1/1) ... [2023-11-19 02:40:31,449 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:40:31,475 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_132a18bc-6aff-42d2-889c-cedafbed972d/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 02:40:31,490 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_132a18bc-6aff-42d2-889c-cedafbed972d/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 02:40:31,504 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_132a18bc-6aff-42d2-889c-cedafbed972d/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 02:40:31,541 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 02:40:31,544 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 02:40:31,545 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 02:40:31,545 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 02:40:31,546 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 02:40:31,547 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 02:40:31,547 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-19 02:40:31,548 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-19 02:40:31,646 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 02:40:31,649 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 02:40:31,950 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 02:40:32,047 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 02:40:32,047 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 02:40:32,054 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:40:32 BoogieIcfgContainer [2023-11-19 02:40:32,054 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 02:40:32,055 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 02:40:32,056 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 02:40:32,072 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 02:40:32,072 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:40:32" (1/1) ... [2023-11-19 02:40:32,085 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 02:40:32,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:40:32,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 26 states and 37 transitions. [2023-11-19 02:40:32,196 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 37 transitions. [2023-11-19 02:40:32,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-19 02:40:32,203 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:40:32,204 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:40:32,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:40:32,493 INFO L262 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 12 conjunts are in the unsatisfiable core [2023-11-19 02:40:32,501 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:40:32,691 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 02:40:32,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:40:32,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 30 states and 48 transitions. [2023-11-19 02:40:32,858 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 48 transitions. [2023-11-19 02:40:32,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-19 02:40:32,863 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:40:32,864 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:40:32,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:40:32,931 INFO L262 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 12 conjunts are in the unsatisfiable core [2023-11-19 02:40:32,935 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:40:33,015 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-19 02:40:33,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:40:33,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 33 states and 55 transitions. [2023-11-19 02:40:33,196 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 55 transitions. [2023-11-19 02:40:33,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-19 02:40:33,198 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:40:33,198 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:40:33,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:40:33,253 INFO L262 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-19 02:40:33,256 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:40:33,396 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-11-19 02:40:33,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:40:33,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 37 states and 64 transitions. [2023-11-19 02:40:33,951 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 64 transitions. [2023-11-19 02:40:33,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-19 02:40:33,954 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:40:33,954 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:40:34,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:40:34,012 INFO L262 TraceCheckSpWp]: Trace formula consists of 110 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 02:40:34,015 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:40:34,059 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2023-11-19 02:40:34,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:40:34,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 37 states and 63 transitions. [2023-11-19 02:40:34,119 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 63 transitions. [2023-11-19 02:40:34,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-19 02:40:34,121 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:40:34,121 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:40:34,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:40:34,206 INFO L262 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 12 conjunts are in the unsatisfiable core [2023-11-19 02:40:34,215 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:40:34,675 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 6 proven. 2 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2023-11-19 02:40:35,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:40:35,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 41 states and 75 transitions. [2023-11-19 02:40:35,328 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 75 transitions. [2023-11-19 02:40:35,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-19 02:40:35,331 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:40:35,331 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:40:35,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:40:35,383 INFO L262 TraceCheckSpWp]: Trace formula consists of 119 conjuncts, 19 conjunts are in the unsatisfiable core [2023-11-19 02:40:35,387 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:40:35,670 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 16 proven. 1 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2023-11-19 02:40:36,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:40:36,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 45 states and 86 transitions. [2023-11-19 02:40:36,382 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 86 transitions. [2023-11-19 02:40:36,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-19 02:40:36,384 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:40:36,385 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:40:36,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:40:36,443 INFO L262 TraceCheckSpWp]: Trace formula consists of 120 conjuncts, 21 conjunts are in the unsatisfiable core [2023-11-19 02:40:36,447 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:40:37,168 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 11 proven. 3 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2023-11-19 02:40:38,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:40:38,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 54 states and 108 transitions. [2023-11-19 02:40:38,708 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 108 transitions. [2023-11-19 02:40:38,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-19 02:40:38,710 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:40:38,710 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:40:38,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:40:38,786 INFO L262 TraceCheckSpWp]: Trace formula consists of 120 conjuncts, 26 conjunts are in the unsatisfiable core [2023-11-19 02:40:38,792 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:40:39,169 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 7 proven. 13 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2023-11-19 02:40:40,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:40:40,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 59 states and 130 transitions. [2023-11-19 02:40:40,326 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 130 transitions. [2023-11-19 02:40:40,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-19 02:40:40,328 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:40:40,328 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:40:40,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:40:40,408 INFO L262 TraceCheckSpWp]: Trace formula consists of 120 conjuncts, 35 conjunts are in the unsatisfiable core [2023-11-19 02:40:40,411 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:40:41,109 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 11 proven. 13 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2023-11-19 02:40:41,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:40:41,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 60 states and 134 transitions. [2023-11-19 02:40:41,495 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 134 transitions. [2023-11-19 02:40:41,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-19 02:40:41,497 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:40:41,497 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:40:41,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:40:41,544 INFO L262 TraceCheckSpWp]: Trace formula consists of 120 conjuncts, 16 conjunts are in the unsatisfiable core [2023-11-19 02:40:41,546 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:40:41,754 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 8 proven. 3 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2023-11-19 02:40:41,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:40:41,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 61 states and 137 transitions. [2023-11-19 02:40:41,851 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 137 transitions. [2023-11-19 02:40:41,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-19 02:40:41,853 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:40:41,853 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:40:41,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:40:41,898 INFO L262 TraceCheckSpWp]: Trace formula consists of 120 conjuncts, 16 conjunts are in the unsatisfiable core [2023-11-19 02:40:41,901 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:40:42,118 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 8 proven. 3 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2023-11-19 02:40:42,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:40:42,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 63 states and 141 transitions. [2023-11-19 02:40:42,578 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 141 transitions. [2023-11-19 02:40:42,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-19 02:40:42,581 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:40:42,581 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:40:42,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:40:42,639 INFO L262 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-19 02:40:42,644 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:40:42,707 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2023-11-19 02:40:43,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:40:43,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 66 states and 149 transitions. [2023-11-19 02:40:43,209 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 149 transitions. [2023-11-19 02:40:43,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-19 02:40:43,210 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:40:43,211 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:40:43,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:40:43,252 INFO L262 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 35 conjunts are in the unsatisfiable core [2023-11-19 02:40:43,255 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:40:43,782 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 19 proven. 11 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2023-11-19 02:40:45,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:40:45,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 76 states and 169 transitions. [2023-11-19 02:40:45,220 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 169 transitions. [2023-11-19 02:40:45,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-19 02:40:45,222 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:40:45,222 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:40:45,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:40:45,266 INFO L262 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 27 conjunts are in the unsatisfiable core [2023-11-19 02:40:45,268 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:40:45,623 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 14 proven. 4 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2023-11-19 02:40:46,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:40:46,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 79 states and 174 transitions. [2023-11-19 02:40:46,424 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 174 transitions. [2023-11-19 02:40:46,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-19 02:40:46,425 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:40:46,426 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:40:46,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:40:46,467 INFO L262 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 27 conjunts are in the unsatisfiable core [2023-11-19 02:40:46,469 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:40:46,888 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 14 proven. 4 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2023-11-19 02:40:46,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:40:46,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 79 states and 174 transitions. [2023-11-19 02:40:46,933 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 174 transitions. [2023-11-19 02:40:46,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-19 02:40:46,937 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:40:46,939 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:40:46,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:40:46,995 INFO L262 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 27 conjunts are in the unsatisfiable core [2023-11-19 02:40:46,997 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:40:47,337 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 14 proven. 4 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2023-11-19 02:40:47,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:40:47,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 79 states and 174 transitions. [2023-11-19 02:40:47,382 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 174 transitions. [2023-11-19 02:40:47,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-19 02:40:47,383 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:40:47,384 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:40:47,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:40:47,427 INFO L262 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 30 conjunts are in the unsatisfiable core [2023-11-19 02:40:47,429 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:40:48,017 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 17 proven. 12 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2023-11-19 02:40:49,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:40:49,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 88 states and 188 transitions. [2023-11-19 02:40:49,589 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 188 transitions. [2023-11-19 02:40:49,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-19 02:40:49,590 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:40:49,591 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:40:49,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:40:49,634 INFO L262 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 27 conjunts are in the unsatisfiable core [2023-11-19 02:40:49,636 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:40:50,034 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 14 proven. 4 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2023-11-19 02:40:50,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:40:50,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 88 states and 188 transitions. [2023-11-19 02:40:50,120 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 188 transitions. [2023-11-19 02:40:50,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-19 02:40:50,125 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:40:50,125 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:40:50,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:40:50,189 INFO L262 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 27 conjunts are in the unsatisfiable core [2023-11-19 02:40:50,191 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:40:50,569 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 14 proven. 4 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2023-11-19 02:40:50,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:40:50,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 88 states and 188 transitions. [2023-11-19 02:40:50,612 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 188 transitions. [2023-11-19 02:40:50,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-19 02:40:50,613 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:40:50,614 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:40:50,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:40:50,658 INFO L262 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 26 conjunts are in the unsatisfiable core [2023-11-19 02:40:50,660 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:40:51,142 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 14 proven. 4 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2023-11-19 02:40:52,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:40:52,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 92 states and 198 transitions. [2023-11-19 02:40:52,525 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 198 transitions. [2023-11-19 02:40:52,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-19 02:40:52,526 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:40:52,526 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:40:52,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:40:52,584 INFO L262 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 27 conjunts are in the unsatisfiable core [2023-11-19 02:40:52,588 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:40:53,005 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 14 proven. 4 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2023-11-19 02:40:53,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:40:53,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 92 states and 198 transitions. [2023-11-19 02:40:53,047 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 198 transitions. [2023-11-19 02:40:53,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-19 02:40:53,048 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:40:53,048 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:40:53,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:40:53,087 INFO L262 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 26 conjunts are in the unsatisfiable core [2023-11-19 02:40:53,090 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:40:53,432 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 14 proven. 4 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2023-11-19 02:40:53,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:40:53,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 92 states and 198 transitions. [2023-11-19 02:40:53,486 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 198 transitions. [2023-11-19 02:40:53,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-19 02:40:53,487 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:40:53,487 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:40:53,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:40:53,526 INFO L262 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 26 conjunts are in the unsatisfiable core [2023-11-19 02:40:53,528 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:40:54,310 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2023-11-19 02:40:57,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:40:57,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 92 states and 198 transitions. [2023-11-19 02:40:57,267 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 198 transitions. [2023-11-19 02:40:57,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-19 02:40:57,268 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:40:57,268 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:40:57,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:40:57,303 INFO L262 TraceCheckSpWp]: Trace formula consists of 137 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-19 02:40:57,305 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:40:57,434 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 17 proven. 10 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2023-11-19 02:40:58,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:40:58,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 227 states to 96 states and 208 transitions. [2023-11-19 02:40:58,549 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 208 transitions. [2023-11-19 02:40:58,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-19 02:40:58,550 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:40:58,550 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:40:58,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:40:58,620 INFO L262 TraceCheckSpWp]: Trace formula consists of 141 conjuncts, 18 conjunts are in the unsatisfiable core [2023-11-19 02:40:58,622 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:40:59,376 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 11 proven. 25 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2023-11-19 02:41:01,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:41:01,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 100 states and 227 transitions. [2023-11-19 02:41:01,063 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 227 transitions. [2023-11-19 02:41:01,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-19 02:41:01,064 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:41:01,064 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:41:01,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:41:01,138 INFO L262 TraceCheckSpWp]: Trace formula consists of 141 conjuncts, 18 conjunts are in the unsatisfiable core [2023-11-19 02:41:01,141 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:41:01,596 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 11 proven. 25 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2023-11-19 02:41:02,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:41:02,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 101 states and 229 transitions. [2023-11-19 02:41:02,181 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 229 transitions. [2023-11-19 02:41:02,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-19 02:41:02,183 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:41:02,183 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:41:02,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:41:02,246 INFO L262 TraceCheckSpWp]: Trace formula consists of 149 conjuncts, 10 conjunts are in the unsatisfiable core [2023-11-19 02:41:02,249 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:41:02,537 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 27 proven. 7 refuted. 0 times theorem prover too weak. 81 trivial. 0 not checked. [2023-11-19 02:41:04,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:41:04,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 262 states to 105 states and 242 transitions. [2023-11-19 02:41:04,625 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 242 transitions. [2023-11-19 02:41:04,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-19 02:41:04,626 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:41:04,626 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:41:04,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:41:04,665 INFO L262 TraceCheckSpWp]: Trace formula consists of 149 conjuncts, 10 conjunts are in the unsatisfiable core [2023-11-19 02:41:04,668 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:41:04,690 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 27 proven. 7 refuted. 0 times theorem prover too weak. 81 trivial. 0 not checked. [2023-11-19 02:41:05,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:41:05,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 263 states to 106 states and 243 transitions. [2023-11-19 02:41:05,025 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 243 transitions. [2023-11-19 02:41:05,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-19 02:41:05,026 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:41:05,026 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:41:05,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:41:05,080 INFO L262 TraceCheckSpWp]: Trace formula consists of 150 conjuncts, 29 conjunts are in the unsatisfiable core [2023-11-19 02:41:05,082 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:41:06,851 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 16 proven. 30 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2023-11-19 02:41:10,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:41:10,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 282 states to 111 states and 262 transitions. [2023-11-19 02:41:10,139 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 262 transitions. [2023-11-19 02:41:10,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-19 02:41:10,140 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:41:10,140 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:41:10,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:41:10,201 INFO L262 TraceCheckSpWp]: Trace formula consists of 150 conjuncts, 34 conjunts are in the unsatisfiable core [2023-11-19 02:41:10,204 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:41:12,368 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 16 proven. 12 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2023-11-19 02:41:16,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:41:16,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 317 states to 123 states and 294 transitions. [2023-11-19 02:41:16,128 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 294 transitions. [2023-11-19 02:41:16,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-19 02:41:16,129 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:41:16,129 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:41:16,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:41:16,200 INFO L262 TraceCheckSpWp]: Trace formula consists of 150 conjuncts, 28 conjunts are in the unsatisfiable core [2023-11-19 02:41:16,203 INFO L285 TraceCheckSpWp]: Computing forward predicates...