./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/divbin2_unwindbound10.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c32cbfc5-26d2-444e-9480-4bb42eb224de/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c32cbfc5-26d2-444e-9480-4bb42eb224de/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_c32cbfc5-26d2-444e-9480-4bb42eb224de/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c32cbfc5-26d2-444e-9480-4bb42eb224de/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/divbin2_unwindbound10.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c32cbfc5-26d2-444e-9480-4bb42eb224de/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c32cbfc5-26d2-444e-9480-4bb42eb224de/bin/ukojak-verify-G8NBE6pJGL --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash d7b32f819b918e072cd2f6b8ef11cf08c33c51198307cb8de75af009db97bd7b --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:59:34,316 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:59:34,438 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c32cbfc5-26d2-444e-9480-4bb42eb224de/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-19 03:59:34,451 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:59:34,452 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:59:34,494 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:59:34,496 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:59:34,496 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:59:34,498 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:59:34,503 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:59:34,504 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:59:34,505 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:59:34,506 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:59:34,508 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:59:34,508 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:59:34,509 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:59:34,509 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:59:34,510 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:59:34,510 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:59:34,511 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 03:59:34,511 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 03:59:34,512 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:59:34,512 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:59:34,513 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:59:34,513 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:59:34,514 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:59:34,514 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:59:34,515 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:59:34,516 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:59:34,516 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:59:34,518 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:59:34,518 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:59:34,518 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:59:34,519 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:59:34,519 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:59:34,519 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_c32cbfc5-26d2-444e-9480-4bb42eb224de/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c32cbfc5-26d2-444e-9480-4bb42eb224de/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d7b32f819b918e072cd2f6b8ef11cf08c33c51198307cb8de75af009db97bd7b [2023-11-19 03:59:34,789 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:59:34,811 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:59:34,813 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:59:34,815 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:59:34,815 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:59:34,817 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c32cbfc5-26d2-444e-9480-4bb42eb224de/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/nla-digbench-scaling/divbin2_unwindbound10.i [2023-11-19 03:59:37,937 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:59:38,125 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:59:38,126 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c32cbfc5-26d2-444e-9480-4bb42eb224de/sv-benchmarks/c/nla-digbench-scaling/divbin2_unwindbound10.i [2023-11-19 03:59:38,134 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c32cbfc5-26d2-444e-9480-4bb42eb224de/bin/ukojak-verify-G8NBE6pJGL/data/83a4662e7/d105803ade004132896d799c808d59f3/FLAGd43ddcc1f [2023-11-19 03:59:38,149 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c32cbfc5-26d2-444e-9480-4bb42eb224de/bin/ukojak-verify-G8NBE6pJGL/data/83a4662e7/d105803ade004132896d799c808d59f3 [2023-11-19 03:59:38,152 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:59:38,153 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:59:38,155 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:59:38,155 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:59:38,165 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:59:38,166 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:59:38" (1/1) ... [2023-11-19 03:59:38,168 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6cba8411 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:59:38, skipping insertion in model container [2023-11-19 03:59:38,168 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:59:38" (1/1) ... [2023-11-19 03:59:38,193 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:59:38,416 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:59:38,428 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:59:38,445 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:59:38,461 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:59:38,462 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:59:38 WrapperNode [2023-11-19 03:59:38,462 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:59:38,463 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:59:38,464 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:59:38,464 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:59:38,472 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:59:38" (1/1) ... [2023-11-19 03:59:38,479 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:59:38" (1/1) ... [2023-11-19 03:59:38,498 INFO L138 Inliner]: procedures = 16, calls = 9, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 63 [2023-11-19 03:59:38,499 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:59:38,499 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:59:38,500 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:59:38,500 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:59:38,510 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:59:38" (1/1) ... [2023-11-19 03:59:38,510 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:59:38" (1/1) ... [2023-11-19 03:59:38,512 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:59:38" (1/1) ... [2023-11-19 03:59:38,512 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:59:38" (1/1) ... [2023-11-19 03:59:38,515 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:59:38" (1/1) ... [2023-11-19 03:59:38,519 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:59:38" (1/1) ... [2023-11-19 03:59:38,521 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:59:38" (1/1) ... [2023-11-19 03:59:38,522 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:59:38" (1/1) ... [2023-11-19 03:59:38,524 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:59:38,525 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:59:38,525 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:59:38,525 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:59:38,526 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:59:38" (1/1) ... [2023-11-19 03:59:38,536 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:59:38,552 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c32cbfc5-26d2-444e-9480-4bb42eb224de/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:59:38,565 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c32cbfc5-26d2-444e-9480-4bb42eb224de/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:59:38,584 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c32cbfc5-26d2-444e-9480-4bb42eb224de/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:59:38,619 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:59:38,619 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 03:59:38,619 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:59:38,620 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:59:38,621 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-19 03:59:38,621 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-19 03:59:38,690 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:59:38,692 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:59:38,859 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:59:38,912 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:59:38,913 INFO L302 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-19 03:59:38,917 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:59:38 BoogieIcfgContainer [2023-11-19 03:59:38,918 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:59:38,919 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:59:38,919 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:59:38,930 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:59:38,930 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:59:38" (1/1) ... [2023-11-19 03:59:38,939 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 03:59:38,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:59:39,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 21 states and 27 transitions. [2023-11-19 03:59:39,042 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 27 transitions. [2023-11-19 03:59:39,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-19 03:59:39,044 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:59:39,045 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:59:39,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:59:39,229 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:59:39,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:59:39,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 23 states and 29 transitions. [2023-11-19 03:59:39,287 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 29 transitions. [2023-11-19 03:59:39,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-19 03:59:39,288 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:59:39,288 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:59:39,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:59:39,375 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:59:39,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:59:39,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 24 states and 30 transitions. [2023-11-19 03:59:39,392 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2023-11-19 03:59:39,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-19 03:59:39,403 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:59:39,404 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:59:39,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:59:39,484 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:59:39,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:59:39,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 25 states and 30 transitions. [2023-11-19 03:59:39,522 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 30 transitions. [2023-11-19 03:59:39,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-19 03:59:39,523 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:59:39,523 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:59:39,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:59:39,667 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:59:39,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:59:39,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 28 states and 37 transitions. [2023-11-19 03:59:39,782 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 37 transitions. [2023-11-19 03:59:39,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-19 03:59:39,783 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:59:39,783 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:59:39,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:59:39,919 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:59:40,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:59:40,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 30 states and 39 transitions. [2023-11-19 03:59:40,031 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 39 transitions. [2023-11-19 03:59:40,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-19 03:59:40,032 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:59:40,032 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:59:40,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:59:40,152 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:59:40,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:59:40,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 34 states and 47 transitions. [2023-11-19 03:59:40,400 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 47 transitions. [2023-11-19 03:59:40,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-19 03:59:40,401 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:59:40,401 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:59:40,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:59:40,539 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:59:40,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:59:40,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 37 states and 50 transitions. [2023-11-19 03:59:40,680 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 50 transitions. [2023-11-19 03:59:40,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-19 03:59:40,682 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:59:40,682 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:59:40,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:59:40,774 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:59:40,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:59:40,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 38 states and 53 transitions. [2023-11-19 03:59:40,819 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 53 transitions. [2023-11-19 03:59:40,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-19 03:59:40,822 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:59:40,822 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:59:40,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:59:40,964 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:59:41,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:59:41,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 40 states and 54 transitions. [2023-11-19 03:59:41,097 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 54 transitions. [2023-11-19 03:59:41,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-19 03:59:41,099 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:59:41,099 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:59:41,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:59:41,232 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:59:41,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:59:41,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 44 states and 62 transitions. [2023-11-19 03:59:41,530 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 62 transitions. [2023-11-19 03:59:41,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-19 03:59:41,531 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:59:41,531 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:59:41,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:59:41,646 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:59:41,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:59:41,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 47 states and 65 transitions. [2023-11-19 03:59:41,745 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 65 transitions. [2023-11-19 03:59:41,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-19 03:59:41,748 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:59:41,748 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:59:41,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:59:41,803 INFO L262 TraceCheckSpWp]: Trace formula consists of 61 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-19 03:59:41,811 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:59:42,080 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:59:42,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:59:42,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 55 states and 80 transitions. [2023-11-19 03:59:42,560 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 80 transitions. [2023-11-19 03:59:42,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-19 03:59:42,561 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:59:42,562 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:59:42,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:59:42,590 INFO L262 TraceCheckSpWp]: Trace formula consists of 62 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-19 03:59:42,592 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:59:42,658 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:59:42,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:59:42,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 60 states and 88 transitions. [2023-11-19 03:59:42,774 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 88 transitions. [2023-11-19 03:59:42,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-19 03:59:42,775 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:59:42,775 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:59:42,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:59:42,837 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:59:42,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:59:42,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 61 states and 92 transitions. [2023-11-19 03:59:42,885 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 92 transitions. [2023-11-19 03:59:42,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-19 03:59:42,886 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:59:42,887 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:59:42,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:59:43,035 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 7 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:59:43,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:59:43,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 61 states and 89 transitions. [2023-11-19 03:59:43,175 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 89 transitions. [2023-11-19 03:59:43,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-19 03:59:43,177 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:59:43,177 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:59:43,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:59:43,322 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:59:43,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:59:43,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 65 states and 97 transitions. [2023-11-19 03:59:43,714 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 97 transitions. [2023-11-19 03:59:43,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-19 03:59:43,715 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:59:43,715 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:59:43,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:59:43,851 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:59:43,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:59:43,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 68 states and 100 transitions. [2023-11-19 03:59:43,973 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2023-11-19 03:59:43,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-19 03:59:43,977 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:59:43,978 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:59:44,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:59:44,015 INFO L262 TraceCheckSpWp]: Trace formula consists of 72 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 03:59:44,017 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:59:44,372 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 3 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:59:45,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:59:45,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 76 states and 115 transitions. [2023-11-19 03:59:45,032 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 115 transitions. [2023-11-19 03:59:45,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-19 03:59:45,033 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:59:45,033 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:59:45,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:59:45,095 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:59:45,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:59:45,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 77 states and 120 transitions. [2023-11-19 03:59:45,142 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 120 transitions. [2023-11-19 03:59:45,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-19 03:59:45,143 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:59:45,143 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:59:45,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:59:45,397 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 18 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:59:45,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:59:45,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 77 states and 116 transitions. [2023-11-19 03:59:45,591 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 116 transitions. [2023-11-19 03:59:45,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-19 03:59:45,591 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:59:45,591 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:59:45,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:59:45,769 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:59:46,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:59:46,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 78 states and 119 transitions. [2023-11-19 03:59:46,189 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 119 transitions. [2023-11-19 03:59:46,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-19 03:59:46,189 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:59:46,190 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:59:46,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:59:46,326 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:59:46,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:59:46,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 81 states and 122 transitions. [2023-11-19 03:59:46,485 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 122 transitions. [2023-11-19 03:59:46,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-19 03:59:46,486 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:59:46,486 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:59:46,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:59:46,564 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 46 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:59:46,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:59:46,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 82 states and 128 transitions. [2023-11-19 03:59:46,631 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 128 transitions. [2023-11-19 03:59:46,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-19 03:59:46,632 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:59:46,632 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:59:46,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:59:46,662 INFO L262 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-19 03:59:46,663 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:59:46,756 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:59:47,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:59:47,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 87 states and 136 transitions. [2023-11-19 03:59:47,047 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 136 transitions. [2023-11-19 03:59:47,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-19 03:59:47,048 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:59:47,048 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:59:47,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:59:47,392 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 34 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:59:47,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:59:47,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 87 states and 131 transitions. [2023-11-19 03:59:47,612 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 131 transitions. [2023-11-19 03:59:47,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-19 03:59:47,613 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:59:47,613 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:59:47,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:59:47,849 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 0 proven. 50 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:59:48,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:59:48,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 88 states and 134 transitions. [2023-11-19 03:59:48,356 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 134 transitions. [2023-11-19 03:59:48,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-19 03:59:48,357 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:59:48,357 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:59:48,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:59:48,541 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 0 proven. 65 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:59:48,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:59:48,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 91 states and 137 transitions. [2023-11-19 03:59:48,723 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 137 transitions. [2023-11-19 03:59:48,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-19 03:59:48,724 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:59:48,724 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:59:48,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:59:48,756 INFO L262 TraceCheckSpWp]: Trace formula consists of 92 conjuncts, 13 conjunts are in the unsatisfiable core [2023-11-19 03:59:48,758 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:59:48,846 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 33 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:59:49,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:59:49,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 94 states and 142 transitions. [2023-11-19 03:59:49,241 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 142 transitions. [2023-11-19 03:59:49,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-19 03:59:49,241 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:59:49,242 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:59:49,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:59:49,336 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 70 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:59:49,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:59:49,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 95 states and 149 transitions. [2023-11-19 03:59:49,391 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 149 transitions. [2023-11-19 03:59:49,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-19 03:59:49,392 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:59:49,392 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:59:49,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:59:49,422 INFO L262 TraceCheckSpWp]: Trace formula consists of 105 conjuncts, 13 conjunts are in the unsatisfiable core [2023-11-19 03:59:49,424 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:59:49,524 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 0 proven. 29 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:59:49,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:59:49,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 100 states and 157 transitions. [2023-11-19 03:59:49,716 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 157 transitions. [2023-11-19 03:59:49,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-19 03:59:49,717 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:59:49,717 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:59:49,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:59:50,289 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 55 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:59:50,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:59:50,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 100 states and 151 transitions. [2023-11-19 03:59:50,527 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 151 transitions. [2023-11-19 03:59:50,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-19 03:59:50,528 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:59:50,528 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:59:50,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:59:50,759 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 0 proven. 75 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:59:51,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:59:51,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 101 states and 154 transitions. [2023-11-19 03:59:51,258 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 154 transitions. [2023-11-19 03:59:51,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-19 03:59:51,259 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:59:51,259 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:59:51,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:59:51,422 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 0 proven. 93 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:59:51,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:59:51,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 104 states and 157 transitions. [2023-11-19 03:59:51,613 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 157 transitions. [2023-11-19 03:59:51,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-19 03:59:51,613 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:59:51,614 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:59:51,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:59:51,645 INFO L262 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 15 conjunts are in the unsatisfiable core [2023-11-19 03:59:51,647 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:59:51,733 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 0 proven. 53 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:59:52,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:59:52,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 107 states and 162 transitions. [2023-11-19 03:59:52,152 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 162 transitions. [2023-11-19 03:59:52,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-19 03:59:52,153 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:59:52,153 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:59:52,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:59:52,272 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 0 proven. 99 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:59:52,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:59:52,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 108 states and 170 transitions. [2023-11-19 03:59:52,353 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 170 transitions. [2023-11-19 03:59:52,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-19 03:59:52,355 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:59:52,356 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:59:52,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:59:52,391 INFO L262 TraceCheckSpWp]: Trace formula consists of 115 conjuncts, 15 conjunts are in the unsatisfiable core [2023-11-19 03:59:52,395 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:59:52,481 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 0 proven. 44 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:59:52,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:59:52,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 113 states and 178 transitions. [2023-11-19 03:59:52,673 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 178 transitions. [2023-11-19 03:59:52,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-19 03:59:52,674 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:59:52,674 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:59:52,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:59:53,292 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 81 proven. 24 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:59:53,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:59:53,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 113 states and 171 transitions. [2023-11-19 03:59:53,569 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 171 transitions. [2023-11-19 03:59:53,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-19 03:59:53,569 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:59:53,570 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:59:53,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:59:53,898 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:59:54,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:59:54,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 114 states and 174 transitions. [2023-11-19 03:59:54,519 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 174 transitions. [2023-11-19 03:59:54,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-19 03:59:54,519 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:59:54,520 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:59:54,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:59:54,767 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 0 proven. 126 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:59:55,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:59:55,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 117 states and 177 transitions. [2023-11-19 03:59:55,017 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 177 transitions. [2023-11-19 03:59:55,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-19 03:59:55,018 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:59:55,018 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:59:55,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:59:55,062 INFO L262 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 17 conjunts are in the unsatisfiable core [2023-11-19 03:59:55,075 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:59:55,195 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 0 proven. 78 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:59:55,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:59:55,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 120 states and 182 transitions. [2023-11-19 03:59:55,813 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 182 transitions. [2023-11-19 03:59:55,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-19 03:59:55,818 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:59:55,819 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:59:55,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:59:55,995 INFO L134 CoverageAnalysis]: Checked inductivity of 133 backedges. 0 proven. 133 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:59:56,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:59:56,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 121 states and 191 transitions. [2023-11-19 03:59:56,083 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 191 transitions. [2023-11-19 03:59:56,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-19 03:59:56,085 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:59:56,085 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:59:56,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:59:56,140 INFO L262 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 16 conjunts are in the unsatisfiable core [2023-11-19 03:59:56,143 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:59:57,011 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 12 proven. 52 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:59:58,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:59:58,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 129 states and 206 transitions. [2023-11-19 03:59:58,385 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 206 transitions. [2023-11-19 03:59:58,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-19 03:59:58,386 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:59:58,386 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:59:58,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:59:59,356 INFO L134 CoverageAnalysis]: Checked inductivity of 140 backedges. 112 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:59:59,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:59:59,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 198 states to 129 states and 198 transitions. [2023-11-19 03:59:59,739 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 198 transitions. [2023-11-19 03:59:59,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-19 03:59:59,742 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:59:59,742 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:59:59,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:00:00,237 INFO L134 CoverageAnalysis]: Checked inductivity of 140 backedges. 0 proven. 140 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:00:01,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:00:01,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 130 states and 201 transitions. [2023-11-19 04:00:01,016 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 201 transitions. [2023-11-19 04:00:01,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-19 04:00:01,017 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:00:01,018 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:00:01,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:00:01,275 INFO L134 CoverageAnalysis]: Checked inductivity of 164 backedges. 0 proven. 164 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:00:01,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:00:01,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 133 states and 204 transitions. [2023-11-19 04:00:01,581 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 204 transitions. [2023-11-19 04:00:01,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-19 04:00:01,582 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:00:01,583 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:00:01,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:00:01,770 INFO L134 CoverageAnalysis]: Checked inductivity of 172 backedges. 0 proven. 172 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:00:01,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:00:01,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 134 states and 214 transitions. [2023-11-19 04:00:01,859 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 214 transitions. [2023-11-19 04:00:01,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-19 04:00:01,860 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:00:01,860 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:00:01,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:00:02,856 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 148 proven. 32 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:00:03,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:00:03,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 134 states and 205 transitions. [2023-11-19 04:00:03,174 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 205 transitions. [2023-11-19 04:00:03,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-19 04:00:03,175 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:00:03,176 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:00:03,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:00:03,603 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 0 proven. 180 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:00:04,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:00:04,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 135 states and 208 transitions. [2023-11-19 04:00:04,279 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 208 transitions. [2023-11-19 04:00:04,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-19 04:00:04,280 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:00:04,280 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:00:04,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:00:04,519 INFO L134 CoverageAnalysis]: Checked inductivity of 207 backedges. 0 proven. 207 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:00:04,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:00:04,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 138 states and 211 transitions. [2023-11-19 04:00:04,809 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 211 transitions. [2023-11-19 04:00:04,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-19 04:00:04,809 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:00:04,810 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:00:04,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:00:04,859 INFO L262 TraceCheckSpWp]: Trace formula consists of 148 conjuncts, 18 conjunts are in the unsatisfiable core [2023-11-19 04:00:04,861 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:00:05,166 INFO L134 CoverageAnalysis]: Checked inductivity of 83 backedges. 12 proven. 71 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:00:05,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:00:05,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 146 states and 225 transitions. [2023-11-19 04:00:05,796 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 225 transitions. [2023-11-19 04:00:05,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-19 04:00:05,797 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:00:05,797 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:00:05,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:00:05,955 INFO L134 CoverageAnalysis]: Checked inductivity of 216 backedges. 0 proven. 216 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:00:06,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:00:06,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 147 states and 225 transitions. [2023-11-19 04:00:06,045 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 225 transitions. [2023-11-19 04:00:06,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-19 04:00:06,046 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:00:06,047 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:00:06,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:00:07,271 INFO L134 CoverageAnalysis]: Checked inductivity of 225 backedges. 189 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:00:07,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:00:07,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 141 states and 205 transitions. [2023-11-19 04:00:07,631 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 205 transitions. [2023-11-19 04:00:07,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-19 04:00:07,631 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:00:07,632 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:00:07,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:00:07,911 INFO L134 CoverageAnalysis]: Checked inductivity of 225 backedges. 0 proven. 225 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:00:08,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:00:08,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 141 states and 202 transitions. [2023-11-19 04:00:08,586 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 202 transitions. [2023-11-19 04:00:08,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-19 04:00:08,586 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:00:08,586 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:00:08,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:00:08,790 INFO L134 CoverageAnalysis]: Checked inductivity of 255 backedges. 0 proven. 255 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:00:08,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:00:08,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 140 states and 201 transitions. [2023-11-19 04:00:08,997 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 201 transitions. [2023-11-19 04:00:08,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-19 04:00:08,998 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:00:08,999 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:00:09,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:00:09,053 INFO L262 TraceCheckSpWp]: Trace formula consists of 171 conjuncts, 21 conjunts are in the unsatisfiable core [2023-11-19 04:00:09,060 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:00:09,216 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 0 proven. 110 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:00:09,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:00:09,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 145 states and 209 transitions. [2023-11-19 04:00:09,471 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 209 transitions. [2023-11-19 04:00:09,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-19 04:00:09,472 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:00:09,472 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:00:09,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:00:09,847 INFO L134 CoverageAnalysis]: Checked inductivity of 265 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 255 trivial. 0 not checked. [2023-11-19 04:00:10,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:00:10,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 138 states and 190 transitions. [2023-11-19 04:00:10,373 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 190 transitions. [2023-11-19 04:00:10,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-19 04:00:10,374 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:00:10,374 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:00:10,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:00:10,635 INFO L134 CoverageAnalysis]: Checked inductivity of 265 backedges. 0 proven. 265 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:00:11,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:00:11,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 198 states to 138 states and 187 transitions. [2023-11-19 04:00:11,112 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 187 transitions. [2023-11-19 04:00:11,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-11-19 04:00:11,113 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:00:11,113 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:00:11,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:00:11,170 INFO L262 TraceCheckSpWp]: Trace formula consists of 168 conjuncts, 22 conjunts are in the unsatisfiable core [2023-11-19 04:00:11,173 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:00:12,076 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 18 proven. 120 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:00:13,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:00:13,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 146 states and 200 transitions. [2023-11-19 04:00:13,172 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 200 transitions. [2023-11-19 04:00:13,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2023-11-19 04:00:13,173 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:00:13,173 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:00:13,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:00:13,223 INFO L262 TraceCheckSpWp]: Trace formula consists of 191 conjuncts, 23 conjunts are in the unsatisfiable core [2023-11-19 04:00:13,225 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:00:14,403 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 162 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:00:14,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:00:14,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 140 states and 191 transitions. [2023-11-19 04:00:14,789 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 191 transitions. [2023-11-19 04:00:14,789 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-11-19 04:00:14,789 WARN L420 CodeCheckObserver]: This Program is SAFE, Check terminated with 60 iterations. [2023-11-19 04:00:14,798 INFO L751 CodeCheckObserver]: All specifications hold 4 specifications checked. All of them hold [2023-11-19 04:00:15,074 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-19 04:00:15,078 INFO L560 CodeCheckObserver]: Invariant with dag size 44 [2023-11-19 04:00:15,091 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-19 04:00:15,092 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 19.11 04:00:15 ImpRootNode [2023-11-19 04:00:15,092 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-19 04:00:15,093 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-19 04:00:15,093 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-19 04:00:15,093 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-19 04:00:15,093 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:59:38" (3/4) ... [2023-11-19 04:00:15,096 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-19 04:00:15,099 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __VERIFIER_assert [2023-11-19 04:00:15,109 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 15 nodes and edges [2023-11-19 04:00:15,110 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2023-11-19 04:00:15,110 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2023-11-19 04:00:15,110 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-19 04:00:15,250 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c32cbfc5-26d2-444e-9480-4bb42eb224de/bin/ukojak-verify-G8NBE6pJGL/witness.graphml [2023-11-19 04:00:15,252 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c32cbfc5-26d2-444e-9480-4bb42eb224de/bin/ukojak-verify-G8NBE6pJGL/witness.yml [2023-11-19 04:00:15,253 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-19 04:00:15,253 INFO L158 Benchmark]: Toolchain (without parser) took 37100.17ms. Allocated memory was 167.8MB in the beginning and 423.6MB in the end (delta: 255.9MB). Free memory was 123.2MB in the beginning and 313.8MB in the end (delta: -190.6MB). Peak memory consumption was 67.4MB. Max. memory is 16.1GB. [2023-11-19 04:00:15,254 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 127.9MB. Free memory is still 71.5MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 04:00:15,255 INFO L158 Benchmark]: CACSL2BoogieTranslator took 307.52ms. Allocated memory is still 167.8MB. Free memory was 122.7MB in the beginning and 112.3MB in the end (delta: 10.4MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-19 04:00:15,255 INFO L158 Benchmark]: Boogie Procedure Inliner took 35.50ms. Allocated memory is still 167.8MB. Free memory was 112.3MB in the beginning and 110.7MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 04:00:15,255 INFO L158 Benchmark]: Boogie Preprocessor took 24.66ms. Allocated memory is still 167.8MB. Free memory was 110.7MB in the beginning and 109.7MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 04:00:15,256 INFO L158 Benchmark]: RCFGBuilder took 392.96ms. Allocated memory is still 167.8MB. Free memory was 109.7MB in the beginning and 96.5MB in the end (delta: 13.1MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-19 04:00:15,256 INFO L158 Benchmark]: CodeCheck took 36173.34ms. Allocated memory was 167.8MB in the beginning and 423.6MB in the end (delta: 255.9MB). Free memory was 96.0MB in the beginning and 318.0MB in the end (delta: -222.0MB). Peak memory consumption was 35.9MB. Max. memory is 16.1GB. [2023-11-19 04:00:15,257 INFO L158 Benchmark]: Witness Printer took 160.22ms. Allocated memory is still 423.6MB. Free memory was 318.0MB in the beginning and 313.8MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-19 04:00:15,259 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 2 procedures, 21 locations, 4 error locations. Started 1 CEGAR loops. OverallTime: 35.8s, OverallIterations: 60, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 9244 SdHoareTripleChecker+Valid, 39.7s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 8186 mSDsluCounter, 7066 SdHoareTripleChecker+Invalid, 33.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 4770 mSDsCounter, 7437 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 27866 IncrementalHoareTripleChecker+Invalid, 35303 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 7437 mSolverCounterUnsat, 2296 mSDtfsCounter, 27866 mSolverCounterSat, 1.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 18658 GetRequests, 16706 SyntacticMatches, 1634 SemanticMatches, 318 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 89047 ImplicationChecksByTransitivity, 25.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.7s SatisfiabilityAnalysisTime, 16.0s InterpolantComputationTime, 1924 NumberOfCodeBlocks, 1924 NumberOfCodeBlocksAsserted, 59 NumberOfCheckSat, 1865 ConstructedInterpolants, 0 QuantifiedInterpolants, 5625 SizeOfPredicates, 173 NumberOfNonLiveVariables, 1619 ConjunctsInSsa, 205 ConjunctsInUnsatCore, 59 InterpolantComputations, 7 PerfectInterpolantSequences, 1119/4781 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: 34]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 34]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 38]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 38]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - AllSpecificationsHoldResult: All specifications hold 4 specifications checked. All of them hold - InvariantResult [Line: 38]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 34]: Loop Invariant Derived loop invariant: ((((((((((((counter <= 10) && (9 < counter)) || ((counter <= 1) && (1 <= counter))) || ((counter <= 3) && (2 < counter))) || ((counter <= 5) && (4 < counter))) || (counter == 0)) || ((counter <= 6) && (5 < counter))) || ((1 < counter) && (counter <= 2))) || ((8 < counter) && (counter <= 9))) || ((6 < counter) && (counter <= 7))) || ((counter <= 4) && (3 < counter))) || ((7 < counter) && (counter <= 8))) - InvariantResult [Line: 48]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 127.9MB. Free memory is still 71.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 307.52ms. Allocated memory is still 167.8MB. Free memory was 122.7MB in the beginning and 112.3MB in the end (delta: 10.4MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 35.50ms. Allocated memory is still 167.8MB. Free memory was 112.3MB in the beginning and 110.7MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 24.66ms. Allocated memory is still 167.8MB. Free memory was 110.7MB in the beginning and 109.7MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 392.96ms. Allocated memory is still 167.8MB. Free memory was 109.7MB in the beginning and 96.5MB in the end (delta: 13.1MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 36173.34ms. Allocated memory was 167.8MB in the beginning and 423.6MB in the end (delta: 255.9MB). Free memory was 96.0MB in the beginning and 318.0MB in the end (delta: -222.0MB). Peak memory consumption was 35.9MB. Max. memory is 16.1GB. * Witness Printer took 160.22ms. Allocated memory is still 423.6MB. Free memory was 318.0MB in the beginning and 313.8MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2023-11-19 04:00:15,301 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c32cbfc5-26d2-444e-9480-4bb42eb224de/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE