./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/egcd2-ll_unwindbound10.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_808ea739-1377-431d-a391-099e9ec20310/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_808ea739-1377-431d-a391-099e9ec20310/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_808ea739-1377-431d-a391-099e9ec20310/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_808ea739-1377-431d-a391-099e9ec20310/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/egcd2-ll_unwindbound10.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_808ea739-1377-431d-a391-099e9ec20310/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_808ea739-1377-431d-a391-099e9ec20310/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 aa34b6970b46b2c3f1bda76d086482188f10831dd44cba913e5171769601c6f3 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:01:15,320 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:01:15,429 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_808ea739-1377-431d-a391-099e9ec20310/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-19 03:01:15,434 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:01:15,434 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:01:15,487 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:01:15,489 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:01:15,490 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:01:15,491 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:01:15,496 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:01:15,497 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:01:15,498 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:01:15,498 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:01:15,500 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:01:15,500 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:01:15,501 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:01:15,501 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:01:15,502 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:01:15,502 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:01:15,503 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:01:15,504 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:01:15,504 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:01:15,505 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:01:15,507 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:01:15,507 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:01:15,508 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:01:15,509 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:01:15,509 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:01:15,510 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:01:15,510 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:01:15,512 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:01:15,512 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:01:15,512 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:01:15,513 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_808ea739-1377-431d-a391-099e9ec20310/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_808ea739-1377-431d-a391-099e9ec20310/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> aa34b6970b46b2c3f1bda76d086482188f10831dd44cba913e5171769601c6f3 [2023-11-19 03:01:15,786 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:01:15,807 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:01:15,810 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:01:15,811 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:01:15,811 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:01:15,813 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_808ea739-1377-431d-a391-099e9ec20310/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/nla-digbench-scaling/egcd2-ll_unwindbound10.c [2023-11-19 03:01:18,779 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:01:19,078 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:01:19,080 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_808ea739-1377-431d-a391-099e9ec20310/sv-benchmarks/c/nla-digbench-scaling/egcd2-ll_unwindbound10.c [2023-11-19 03:01:19,089 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_808ea739-1377-431d-a391-099e9ec20310/bin/ukojak-verify-G8NBE6pJGL/data/6563d150c/89808be289864452bd1e129d1df9231d/FLAG452a8416e [2023-11-19 03:01:19,111 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_808ea739-1377-431d-a391-099e9ec20310/bin/ukojak-verify-G8NBE6pJGL/data/6563d150c/89808be289864452bd1e129d1df9231d [2023-11-19 03:01:19,117 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:01:19,120 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:01:19,124 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:01:19,124 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:01:19,129 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:01:19,130 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:01:19" (1/1) ... [2023-11-19 03:01:19,133 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3d6e827a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:01:19, skipping insertion in model container [2023-11-19 03:01:19,133 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:01:19" (1/1) ... [2023-11-19 03:01:19,158 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:01:19,314 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_808ea739-1377-431d-a391-099e9ec20310/sv-benchmarks/c/nla-digbench-scaling/egcd2-ll_unwindbound10.c[490,503] [2023-11-19 03:01:19,336 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:01:19,345 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:01:19,357 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_808ea739-1377-431d-a391-099e9ec20310/sv-benchmarks/c/nla-digbench-scaling/egcd2-ll_unwindbound10.c[490,503] [2023-11-19 03:01:19,368 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:01:19,383 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:01:19,384 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:01:19 WrapperNode [2023-11-19 03:01:19,384 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:01:19,385 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:01:19,385 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:01:19,385 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:01:19,393 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:01:19" (1/1) ... [2023-11-19 03:01:19,401 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:01:19" (1/1) ... [2023-11-19 03:01:19,422 INFO L138 Inliner]: procedures = 14, calls = 17, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 86 [2023-11-19 03:01:19,423 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:01:19,424 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:01:19,424 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:01:19,424 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:01:19,433 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:01:19" (1/1) ... [2023-11-19 03:01:19,433 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:01:19" (1/1) ... [2023-11-19 03:01:19,435 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:01:19" (1/1) ... [2023-11-19 03:01:19,436 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:01:19" (1/1) ... [2023-11-19 03:01:19,440 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:01:19" (1/1) ... [2023-11-19 03:01:19,443 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:01:19" (1/1) ... [2023-11-19 03:01:19,445 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:01:19" (1/1) ... [2023-11-19 03:01:19,446 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:01:19" (1/1) ... [2023-11-19 03:01:19,448 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:01:19,449 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:01:19,449 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:01:19,449 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:01:19,450 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:01:19" (1/1) ... [2023-11-19 03:01:19,456 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:01:19,468 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_808ea739-1377-431d-a391-099e9ec20310/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:01:19,481 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_808ea739-1377-431d-a391-099e9ec20310/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:01:19,509 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_808ea739-1377-431d-a391-099e9ec20310/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:01:19,531 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:01:19,531 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 03:01:19,532 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 03:01:19,532 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 03:01:19,533 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:01:19,533 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:01:19,534 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-19 03:01:19,534 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-19 03:01:19,624 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:01:19,627 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:01:19,930 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:01:19,978 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:01:19,978 INFO L302 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-19 03:01:19,983 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:01:19 BoogieIcfgContainer [2023-11-19 03:01:19,984 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:01:19,985 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:01:19,985 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:01:19,996 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:01:19,996 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:01:19" (1/1) ... [2023-11-19 03:01:20,007 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 03:01:20,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:01:20,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 29 states and 43 transitions. [2023-11-19 03:01:20,062 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 43 transitions. [2023-11-19 03:01:20,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-19 03:01:20,065 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:01:20,066 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:01:20,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:01:20,219 INFO L262 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 03:01:20,224 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:01:20,249 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 03:01:20,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:01:20,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 29 states and 41 transitions. [2023-11-19 03:01:20,286 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 41 transitions. [2023-11-19 03:01:20,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-19 03:01:20,288 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:01:20,289 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:01:20,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:01:20,359 INFO L262 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:01:20,361 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:01:20,470 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 03:01:20,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:01:20,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 31 states and 44 transitions. [2023-11-19 03:01:20,553 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 44 transitions. [2023-11-19 03:01:20,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-19 03:01:20,554 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:01:20,554 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:01:20,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:01:20,596 INFO L262 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-19 03:01:20,598 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:01:20,648 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-19 03:01:21,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:01:21,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2023-11-19 03:01:21,047 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2023-11-19 03:01:21,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-19 03:01:21,048 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:01:21,049 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:01:21,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:01:21,089 INFO L262 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-19 03:01:21,093 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:01:21,291 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 03:01:21,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:01:21,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 43 states and 72 transitions. [2023-11-19 03:01:21,901 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 72 transitions. [2023-11-19 03:01:21,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-19 03:01:21,904 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:01:21,904 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:01:21,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:01:21,940 INFO L262 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-19 03:01:21,943 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:01:22,008 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 03:01:22,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:01:22,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 46 states and 77 transitions. [2023-11-19 03:01:22,081 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 77 transitions. [2023-11-19 03:01:22,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-19 03:01:22,084 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:01:22,084 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:01:22,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:01:22,144 INFO L262 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-19 03:01:22,147 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:01:22,342 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 03:01:23,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:01:23,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 51 states and 89 transitions. [2023-11-19 03:01:23,246 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 89 transitions. [2023-11-19 03:01:23,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-19 03:01:23,247 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:01:23,247 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:01:23,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:01:23,316 INFO L262 TraceCheckSpWp]: Trace formula consists of 120 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 03:01:23,318 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:01:23,423 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 03:01:24,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:01:24,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 54 states and 98 transitions. [2023-11-19 03:01:24,380 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 98 transitions. [2023-11-19 03:01:24,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-19 03:01:24,381 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:01:24,381 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:01:24,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:01:24,443 INFO L262 TraceCheckSpWp]: Trace formula consists of 120 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 03:01:24,445 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:01:24,484 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 03:01:24,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:01:24,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 55 states and 99 transitions. [2023-11-19 03:01:24,803 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 99 transitions. [2023-11-19 03:01:24,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-19 03:01:24,805 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:01:24,805 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:01:24,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:01:24,836 INFO L262 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 12 conjunts are in the unsatisfiable core [2023-11-19 03:01:24,839 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:01:25,029 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 03:01:25,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:01:25,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 59 states and 110 transitions. [2023-11-19 03:01:25,897 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 110 transitions. [2023-11-19 03:01:25,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-19 03:01:25,899 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:01:25,899 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:01:25,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:01:25,940 INFO L262 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-19 03:01:25,943 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:01:26,015 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 03:01:26,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:01:26,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 62 states and 114 transitions. [2023-11-19 03:01:26,683 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 114 transitions. [2023-11-19 03:01:26,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-19 03:01:26,685 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:01:26,685 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:01:26,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:01:26,716 INFO L262 TraceCheckSpWp]: Trace formula consists of 121 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-19 03:01:26,718 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:01:26,788 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 03:01:28,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:01:28,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 70 states and 131 transitions. [2023-11-19 03:01:28,766 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 131 transitions. [2023-11-19 03:01:28,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-19 03:01:28,767 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:01:28,767 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:01:28,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:01:28,806 INFO L262 TraceCheckSpWp]: Trace formula consists of 130 conjuncts, 16 conjunts are in the unsatisfiable core [2023-11-19 03:01:28,808 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:01:29,203 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 11 proven. 1 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-11-19 03:01:32,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:01:32,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 79 states and 151 transitions. [2023-11-19 03:01:32,506 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 151 transitions. [2023-11-19 03:01:32,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-19 03:01:32,507 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:01:32,508 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:01:32,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:01:32,545 INFO L262 TraceCheckSpWp]: Trace formula consists of 130 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-19 03:01:32,547 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:01:32,668 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 03:01:33,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:01:33,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 82 states and 156 transitions. [2023-11-19 03:01:33,857 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 156 transitions. [2023-11-19 03:01:33,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-19 03:01:33,859 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:01:33,859 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:01:33,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:01:33,901 INFO L262 TraceCheckSpWp]: Trace formula consists of 149 conjuncts, 15 conjunts are in the unsatisfiable core [2023-11-19 03:01:33,908 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:01:34,082 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 03:01:35,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:01:35,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 89 states and 174 transitions. [2023-11-19 03:01:35,015 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 174 transitions. [2023-11-19 03:01:35,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-19 03:01:35,018 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:01:35,019 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:01:35,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:01:35,056 INFO L262 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-19 03:01:35,058 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:01:35,302 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 8 proven. 2 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2023-11-19 03:01:38,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:01:38,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 272 states to 101 states and 254 transitions. [2023-11-19 03:01:38,126 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 254 transitions. [2023-11-19 03:01:38,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-19 03:01:38,127 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:01:38,128 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:01:38,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:01:38,167 INFO L262 TraceCheckSpWp]: Trace formula consists of 159 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-19 03:01:38,168 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:01:38,533 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 8 proven. 6 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2023-11-19 03:01:44,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:01:44,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 111 states and 278 transitions. [2023-11-19 03:01:44,861 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 278 transitions. [2023-11-19 03:01:44,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-19 03:01:44,863 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:01:44,864 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:01:44,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:01:44,906 INFO L262 TraceCheckSpWp]: Trace formula consists of 159 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-19 03:01:44,908 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:01:44,955 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 8 proven. 6 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2023-11-19 03:01:46,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:01:46,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 313 states to 114 states and 283 transitions. [2023-11-19 03:01:46,831 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 283 transitions. [2023-11-19 03:01:46,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-19 03:01:46,832 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:01:46,833 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:01:46,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:01:46,870 INFO L262 TraceCheckSpWp]: Trace formula consists of 166 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-19 03:01:46,872 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:01:47,055 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 10 proven. 2 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2023-11-19 03:01:48,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:01:48,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 315 states to 116 states and 285 transitions. [2023-11-19 03:01:48,118 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 285 transitions. [2023-11-19 03:01:48,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-19 03:01:48,120 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:01:48,120 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:01:48,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:01:48,161 INFO L262 TraceCheckSpWp]: Trace formula consists of 158 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-19 03:01:48,164 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:01:48,360 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 16 proven. 10 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2023-11-19 03:01:52,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:01:52,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 343 states to 123 states and 313 transitions. [2023-11-19 03:01:52,021 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 313 transitions. [2023-11-19 03:01:52,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-19 03:01:52,023 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:01:52,023 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:01:52,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:01:52,074 INFO L262 TraceCheckSpWp]: Trace formula consists of 184 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-19 03:01:52,076 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:01:52,418 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2023-11-19 03:01:54,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:01:54,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 356 states to 126 states and 326 transitions. [2023-11-19 03:01:54,403 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 326 transitions. [2023-11-19 03:01:54,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-19 03:01:54,405 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:01:54,405 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:01:54,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:01:54,454 INFO L262 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 23 conjunts are in the unsatisfiable core [2023-11-19 03:01:54,456 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:01:55,563 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 10 proven. 10 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2023-11-19 03:02:03,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:02:03,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 388 states to 136 states and 358 transitions. [2023-11-19 03:02:03,265 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 358 transitions. [2023-11-19 03:02:03,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-19 03:02:03,267 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:02:03,267 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:02:03,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:02:03,310 INFO L262 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 23 conjunts are in the unsatisfiable core [2023-11-19 03:02:03,312 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:02:03,710 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 10 proven. 10 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2023-11-19 03:02:05,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:02:05,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 390 states to 138 states and 359 transitions. [2023-11-19 03:02:05,091 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 359 transitions. [2023-11-19 03:02:05,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-19 03:02:05,092 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:02:05,092 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:02:05,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:02:05,134 INFO L262 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 25 conjunts are in the unsatisfiable core [2023-11-19 03:02:05,136 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:02:05,955 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 10 proven. 11 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2023-11-19 03:02:12,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:02:12,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 419 states to 149 states and 388 transitions. [2023-11-19 03:02:12,813 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 388 transitions. [2023-11-19 03:02:12,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-19 03:02:12,814 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:02:12,815 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:02:12,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:02:12,852 INFO L262 TraceCheckSpWp]: Trace formula consists of 167 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-19 03:02:12,853 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:02:13,143 INFO L134 CoverageAnalysis]: Checked inductivity of 89 backedges. 22 proven. 10 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked.