./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/prod4br-ll_valuebound5.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc 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_7f31a67b-ade5-4e35-9c1d-5996bdcc57a5/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f31a67b-ade5-4e35-9c1d-5996bdcc57a5/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f31a67b-ade5-4e35-9c1d-5996bdcc57a5/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f31a67b-ade5-4e35-9c1d-5996bdcc57a5/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/prod4br-ll_valuebound5.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f31a67b-ade5-4e35-9c1d-5996bdcc57a5/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f31a67b-ade5-4e35-9c1d-5996bdcc57a5/bin/ukojak-verify-Qdu7aM0XO9 --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 a27e222af80a0e7079fd1845c98cd202d89805160fe537f012a3762f02f5a114 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 21:36:00,825 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 21:36:00,893 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f31a67b-ade5-4e35-9c1d-5996bdcc57a5/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-12-02 21:36:00,897 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 21:36:00,898 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-02 21:36:00,920 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 21:36:00,921 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 21:36:00,921 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-02 21:36:00,922 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-02 21:36:00,922 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-02 21:36:00,923 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 21:36:00,924 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 21:36:00,924 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 21:36:00,925 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-02 21:36:00,925 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 21:36:00,925 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 21:36:00,926 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 21:36:00,926 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 21:36:00,927 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 21:36:00,927 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 21:36:00,928 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 21:36:00,928 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 21:36:00,929 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-02 21:36:00,929 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-02 21:36:00,930 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-02 21:36:00,930 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 21:36:00,931 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 21:36:00,931 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 21:36:00,932 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 21:36:00,932 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 21:36:00,933 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-02 21:36:00,933 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-02 21:36:00,933 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 21:36:00,934 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_7f31a67b-ade5-4e35-9c1d-5996bdcc57a5/bin/ukojak-verify-Qdu7aM0XO9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f31a67b-ade5-4e35-9c1d-5996bdcc57a5/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a27e222af80a0e7079fd1845c98cd202d89805160fe537f012a3762f02f5a114 [2023-12-02 21:36:01,148 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 21:36:01,168 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 21:36:01,171 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 21:36:01,172 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 21:36:01,172 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 21:36:01,173 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f31a67b-ade5-4e35-9c1d-5996bdcc57a5/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/nla-digbench-scaling/prod4br-ll_valuebound5.c [2023-12-02 21:36:03,901 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 21:36:04,080 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 21:36:04,081 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f31a67b-ade5-4e35-9c1d-5996bdcc57a5/sv-benchmarks/c/nla-digbench-scaling/prod4br-ll_valuebound5.c [2023-12-02 21:36:04,089 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f31a67b-ade5-4e35-9c1d-5996bdcc57a5/bin/ukojak-verify-Qdu7aM0XO9/data/df9871768/c46e09b77528426ab720af4ba441700a/FLAG87b4cb022 [2023-12-02 21:36:04,104 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f31a67b-ade5-4e35-9c1d-5996bdcc57a5/bin/ukojak-verify-Qdu7aM0XO9/data/df9871768/c46e09b77528426ab720af4ba441700a [2023-12-02 21:36:04,106 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 21:36:04,108 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 21:36:04,109 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 21:36:04,110 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 21:36:04,115 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 21:36:04,115 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 09:36:04" (1/1) ... [2023-12-02 21:36:04,117 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@204d1413 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:36:04, skipping insertion in model container [2023-12-02 21:36:04,117 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 09:36:04" (1/1) ... [2023-12-02 21:36:04,141 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 21:36:04,295 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_7f31a67b-ade5-4e35-9c1d-5996bdcc57a5/sv-benchmarks/c/nla-digbench-scaling/prod4br-ll_valuebound5.c[524,537] [2023-12-02 21:36:04,314 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 21:36:04,325 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 21:36:04,339 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_7f31a67b-ade5-4e35-9c1d-5996bdcc57a5/sv-benchmarks/c/nla-digbench-scaling/prod4br-ll_valuebound5.c[524,537] [2023-12-02 21:36:04,347 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 21:36:04,363 INFO L206 MainTranslator]: Completed translation [2023-12-02 21:36:04,363 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:36:04 WrapperNode [2023-12-02 21:36:04,364 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 21:36:04,365 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 21:36:04,365 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 21:36:04,365 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 21:36:04,373 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:36:04" (1/1) ... [2023-12-02 21:36:04,380 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:36:04" (1/1) ... [2023-12-02 21:36:04,400 INFO L138 Inliner]: procedures = 14, calls = 13, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 54 [2023-12-02 21:36:04,400 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 21:36:04,401 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 21:36:04,401 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 21:36:04,401 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 21:36:04,411 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:36:04" (1/1) ... [2023-12-02 21:36:04,412 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:36:04" (1/1) ... [2023-12-02 21:36:04,413 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:36:04" (1/1) ... [2023-12-02 21:36:04,414 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:36:04" (1/1) ... [2023-12-02 21:36:04,417 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:36:04" (1/1) ... [2023-12-02 21:36:04,421 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:36:04" (1/1) ... [2023-12-02 21:36:04,422 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:36:04" (1/1) ... [2023-12-02 21:36:04,423 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:36:04" (1/1) ... [2023-12-02 21:36:04,425 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 21:36:04,426 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 21:36:04,427 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 21:36:04,427 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 21:36:04,428 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:36:04" (1/1) ... [2023-12-02 21:36:04,434 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 21:36:04,445 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f31a67b-ade5-4e35-9c1d-5996bdcc57a5/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-02 21:36:04,457 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f31a67b-ade5-4e35-9c1d-5996bdcc57a5/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-02 21:36:04,464 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f31a67b-ade5-4e35-9c1d-5996bdcc57a5/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-02 21:36:04,495 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 21:36:04,495 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-02 21:36:04,496 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-02 21:36:04,496 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-02 21:36:04,496 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 21:36:04,496 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 21:36:04,496 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-12-02 21:36:04,496 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-12-02 21:36:04,564 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 21:36:04,567 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 21:36:04,724 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 21:36:04,801 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 21:36:04,801 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-02 21:36:04,803 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 09:36:04 BoogieIcfgContainer [2023-12-02 21:36:04,803 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 21:36:04,804 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-02 21:36:04,804 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-02 21:36:04,815 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-02 21:36:04,815 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 09:36:04" (1/1) ... [2023-12-02 21:36:04,824 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 21:36:04,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:36:04,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 21 states and 27 transitions. [2023-12-02 21:36:04,881 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 27 transitions. [2023-12-02 21:36:04,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-12-02 21:36:04,886 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:36:04,887 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:36:05,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:36:05,012 INFO L262 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 19 conjunts are in the unsatisfiable core [2023-12-02 21:36:05,018 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:36:05,177 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-02 21:36:05,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:36:05,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 26 states and 36 transitions. [2023-12-02 21:36:05,304 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 36 transitions. [2023-12-02 21:36:05,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-12-02 21:36:05,306 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:36:05,306 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:36:05,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:36:05,343 INFO L262 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 19 conjunts are in the unsatisfiable core [2023-12-02 21:36:05,345 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:36:05,435 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-02 21:36:05,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:36:05,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 26 states and 36 transitions. [2023-12-02 21:36:05,450 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 36 transitions. [2023-12-02 21:36:05,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-12-02 21:36:05,451 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:36:05,451 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:36:05,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:36:05,485 INFO L262 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 19 conjunts are in the unsatisfiable core [2023-12-02 21:36:05,487 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:36:05,540 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-02 21:36:05,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:36:05,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 26 states and 36 transitions. [2023-12-02 21:36:05,552 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 36 transitions. [2023-12-02 21:36:05,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-12-02 21:36:05,553 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:36:05,553 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:36:05,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:36:05,584 INFO L262 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 19 conjunts are in the unsatisfiable core [2023-12-02 21:36:05,586 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:36:05,635 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-02 21:36:05,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:36:05,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 26 states and 36 transitions. [2023-12-02 21:36:05,645 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 36 transitions. [2023-12-02 21:36:05,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-12-02 21:36:05,646 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:36:05,646 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:36:05,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:36:05,676 INFO L262 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 19 conjunts are in the unsatisfiable core [2023-12-02 21:36:05,677 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:36:05,729 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-02 21:36:05,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:36:05,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 26 states and 36 transitions. [2023-12-02 21:36:05,739 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 36 transitions. [2023-12-02 21:36:05,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-12-02 21:36:05,740 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:36:05,740 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:36:05,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:36:05,770 INFO L262 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 19 conjunts are in the unsatisfiable core [2023-12-02 21:36:05,772 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:36:05,818 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-02 21:36:05,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:36:05,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 26 states and 36 transitions. [2023-12-02 21:36:05,827 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 36 transitions. [2023-12-02 21:36:05,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-12-02 21:36:05,828 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:36:05,828 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:36:05,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:36:05,855 INFO L262 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 19 conjunts are in the unsatisfiable core [2023-12-02 21:36:05,856 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:36:05,901 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-02 21:36:05,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:36:05,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 26 states and 36 transitions. [2023-12-02 21:36:05,911 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 36 transitions. [2023-12-02 21:36:05,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-12-02 21:36:05,911 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:36:05,912 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:36:05,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:36:05,944 INFO L262 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 19 conjunts are in the unsatisfiable core [2023-12-02 21:36:05,946 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:36:05,989 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-02 21:36:06,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:36:06,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 26 states and 36 transitions. [2023-12-02 21:36:06,011 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 36 transitions. [2023-12-02 21:36:06,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-12-02 21:36:06,012 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:36:06,013 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:36:06,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:36:06,039 INFO L262 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 19 conjunts are in the unsatisfiable core [2023-12-02 21:36:06,041 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:36:06,082 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-02 21:36:06,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:36:06,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 26 states and 36 transitions. [2023-12-02 21:36:06,091 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 36 transitions. [2023-12-02 21:36:06,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-12-02 21:36:06,092 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:36:06,092 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:36:06,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:36:06,118 INFO L262 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 19 conjunts are in the unsatisfiable core [2023-12-02 21:36:06,120 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:36:06,164 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-02 21:36:06,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:36:06,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 26 states and 36 transitions. [2023-12-02 21:36:06,173 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 36 transitions. [2023-12-02 21:36:06,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-12-02 21:36:06,174 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:36:06,174 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:36:06,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:36:06,200 INFO L262 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 19 conjunts are in the unsatisfiable core [2023-12-02 21:36:06,202 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:36:06,243 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-02 21:36:06,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:36:06,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 26 states and 36 transitions. [2023-12-02 21:36:06,252 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 36 transitions. [2023-12-02 21:36:06,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-12-02 21:36:06,252 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:36:06,253 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:36:06,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:36:06,276 INFO L262 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 19 conjunts are in the unsatisfiable core [2023-12-02 21:36:06,278 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:36:06,318 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-02 21:36:06,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:36:06,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 26 states and 36 transitions. [2023-12-02 21:36:06,326 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 36 transitions. [2023-12-02 21:36:06,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-12-02 21:36:06,327 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:36:06,327 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:36:06,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:36:06,351 INFO L262 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 19 conjunts are in the unsatisfiable core [2023-12-02 21:36:06,352 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:36:06,392 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-02 21:36:06,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:36:06,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 26 states and 36 transitions. [2023-12-02 21:36:06,399 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 36 transitions. [2023-12-02 21:36:06,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-12-02 21:36:06,400 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:36:06,400 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:36:06,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:36:06,424 INFO L262 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 19 conjunts are in the unsatisfiable core [2023-12-02 21:36:06,425 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:36:06,463 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-02 21:36:06,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:36:06,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 26 states and 36 transitions. [2023-12-02 21:36:06,470 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 36 transitions. [2023-12-02 21:36:06,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-12-02 21:36:06,471 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:36:06,471 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:36:06,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:36:06,494 INFO L262 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 19 conjunts are in the unsatisfiable core [2023-12-02 21:36:06,496 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:36:06,547 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-02 21:36:06,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:36:06,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 26 states and 36 transitions. [2023-12-02 21:36:06,555 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 36 transitions. [2023-12-02 21:36:06,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-12-02 21:36:06,556 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:36:06,556 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:36:06,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:36:06,581 INFO L262 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 19 conjunts are in the unsatisfiable core [2023-12-02 21:36:06,582 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:36:06,625 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-02 21:36:06,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:36:06,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 26 states and 36 transitions. [2023-12-02 21:36:06,633 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 36 transitions. [2023-12-02 21:36:06,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-12-02 21:36:06,634 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:36:06,634 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:36:06,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:36:06,661 INFO L262 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 19 conjunts are in the unsatisfiable core [2023-12-02 21:36:06,662 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:36:06,704 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-02 21:36:06,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:36:06,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 26 states and 36 transitions. [2023-12-02 21:36:06,713 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 36 transitions. [2023-12-02 21:36:06,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-12-02 21:36:06,713 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:36:06,714 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:36:06,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:36:06,737 INFO L262 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 19 conjunts are in the unsatisfiable core [2023-12-02 21:36:06,738 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:36:06,778 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-02 21:36:06,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:36:06,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 26 states and 36 transitions. [2023-12-02 21:36:06,786 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 36 transitions. [2023-12-02 21:36:06,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-12-02 21:36:06,786 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:36:06,787 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:36:06,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:36:06,809 INFO L262 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 19 conjunts are in the unsatisfiable core [2023-12-02 21:36:06,810 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:36:06,847 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-02 21:36:06,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:36:06,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 26 states and 36 transitions. [2023-12-02 21:36:06,854 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 36 transitions. [2023-12-02 21:36:06,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-12-02 21:36:06,854 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:36:06,855 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:36:06,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:36:06,876 INFO L262 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 19 conjunts are in the unsatisfiable core [2023-12-02 21:36:06,878 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:36:06,913 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-02 21:36:06,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:36:06,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 26 states and 36 transitions. [2023-12-02 21:36:06,920 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 36 transitions. [2023-12-02 21:36:06,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-12-02 21:36:06,921 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:36:06,921 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:36:06,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:36:06,944 INFO L262 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 19 conjunts are in the unsatisfiable core [2023-12-02 21:36:06,945 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:36:06,989 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-02 21:36:06,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:36:06,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 26 states and 36 transitions. [2023-12-02 21:36:06,996 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 36 transitions. [2023-12-02 21:36:06,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-12-02 21:36:06,997 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:36:06,997 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:36:07,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:36:07,019 INFO L262 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 19 conjunts are in the unsatisfiable core [2023-12-02 21:36:07,020 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:36:07,055 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-02 21:36:07,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:36:07,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 26 states and 36 transitions. [2023-12-02 21:36:07,062 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 36 transitions. [2023-12-02 21:36:07,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-12-02 21:36:07,062 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:36:07,063 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:36:07,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:36:07,084 INFO L262 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 19 conjunts are in the unsatisfiable core [2023-12-02 21:36:07,085 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:36:07,131 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-02 21:36:07,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:36:07,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 26 states and 36 transitions. [2023-12-02 21:36:07,138 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 36 transitions. [2023-12-02 21:36:07,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-12-02 21:36:07,138 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:36:07,139 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:36:07,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:36:07,162 INFO L262 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 19 conjunts are in the unsatisfiable core [2023-12-02 21:36:07,163 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:36:07,198 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-02 21:36:07,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:36:07,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 26 states and 36 transitions. [2023-12-02 21:36:07,205 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 36 transitions. [2023-12-02 21:36:07,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-12-02 21:36:07,205 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:36:07,205 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:36:07,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:36:07,227 INFO L262 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 19 conjunts are in the unsatisfiable core [2023-12-02 21:36:07,229 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:36:07,264 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-02 21:36:07,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:36:07,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 26 states and 36 transitions. [2023-12-02 21:36:07,270 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 36 transitions. [2023-12-02 21:36:07,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-12-02 21:36:07,271 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:36:07,271 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:36:07,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:36:07,291 INFO L262 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 19 conjunts are in the unsatisfiable core [2023-12-02 21:36:07,292 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:36:07,332 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-02 21:36:07,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:36:07,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 26 states and 36 transitions. [2023-12-02 21:36:07,338 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 36 transitions. [2023-12-02 21:36:07,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-12-02 21:36:07,339 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:36:07,339 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:36:07,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:36:07,362 INFO L262 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 19 conjunts are in the unsatisfiable core [2023-12-02 21:36:07,364 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:36:07,398 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-02 21:36:07,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:36:07,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 26 states and 36 transitions. [2023-12-02 21:36:07,405 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 36 transitions. [2023-12-02 21:36:07,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-12-02 21:36:07,405 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:36:07,406 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:36:07,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:36:07,429 INFO L262 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 19 conjunts are in the unsatisfiable core [2023-12-02 21:36:07,430 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:36:07,464 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-02 21:36:07,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:36:07,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 26 states and 36 transitions. [2023-12-02 21:36:07,470 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 36 transitions. [2023-12-02 21:36:07,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-12-02 21:36:07,471 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:36:07,471 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:36:07,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:36:07,494 INFO L262 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 19 conjunts are in the unsatisfiable core [2023-12-02 21:36:07,496 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:36:07,536 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-02 21:36:07,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:36:07,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 26 states and 36 transitions. [2023-12-02 21:36:07,544 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 36 transitions. [2023-12-02 21:36:07,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-12-02 21:36:07,544 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:36:07,545 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:36:07,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:36:07,564 INFO L262 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 19 conjunts are in the unsatisfiable core [2023-12-02 21:36:07,565 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:36:07,597 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-02 21:36:07,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:36:07,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 26 states and 36 transitions. [2023-12-02 21:36:07,603 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 36 transitions. [2023-12-02 21:36:07,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-12-02 21:36:07,603 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:36:07,603 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:36:07,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:36:07,625 INFO L262 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 19 conjunts are in the unsatisfiable core [2023-12-02 21:36:07,626 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:36:07,660 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-02 21:36:07,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:36:07,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 26 states and 36 transitions. [2023-12-02 21:36:07,665 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 36 transitions. [2023-12-02 21:36:07,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-12-02 21:36:07,666 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:36:07,666 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:36:07,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:36:07,688 INFO L262 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 19 conjunts are in the unsatisfiable core [2023-12-02 21:36:07,689 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:36:07,733 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-02 21:36:07,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:36:07,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 26 states and 36 transitions. [2023-12-02 21:36:07,741 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 36 transitions. [2023-12-02 21:36:07,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-12-02 21:36:07,741 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:36:07,742 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:36:07,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:36:07,760 INFO L262 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 19 conjunts are in the unsatisfiable core [2023-12-02 21:36:07,761 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:36:07,791 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-02 21:36:07,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:36:07,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 26 states and 36 transitions. [2023-12-02 21:36:07,797 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 36 transitions. [2023-12-02 21:36:07,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-12-02 21:36:07,797 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:36:07,798 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:36:07,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:36:07,816 INFO L262 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 19 conjunts are in the unsatisfiable core [2023-12-02 21:36:07,817 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:36:07,848 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-02 21:36:07,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:36:07,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 26 states and 36 transitions. [2023-12-02 21:36:07,853 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 36 transitions. [2023-12-02 21:36:07,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-12-02 21:36:07,853 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:36:07,853 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:36:07,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:36:07,877 INFO L262 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 19 conjunts are in the unsatisfiable core [2023-12-02 21:36:07,878 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:36:07,908 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-02 21:36:07,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:36:07,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 26 states and 36 transitions. [2023-12-02 21:36:07,914 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 36 transitions. [2023-12-02 21:36:07,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-12-02 21:36:07,915 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:36:07,915 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:36:07,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:36:07,934 INFO L262 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 19 conjunts are in the unsatisfiable core [2023-12-02 21:36:07,935 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:36:07,968 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-02 21:36:07,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:36:07,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 26 states and 36 transitions. [2023-12-02 21:36:07,974 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 36 transitions. [2023-12-02 21:36:07,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-12-02 21:36:07,975 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:36:07,975 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:36:07,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:36:07,995 INFO L262 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 19 conjunts are in the unsatisfiable core [2023-12-02 21:36:07,996 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:36:08,029 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-02 21:36:08,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:36:08,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 26 states and 36 transitions. [2023-12-02 21:36:08,035 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 36 transitions. [2023-12-02 21:36:08,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-12-02 21:36:08,036 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:36:08,036 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:36:08,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:36:08,055 INFO L262 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 19 conjunts are in the unsatisfiable core [2023-12-02 21:36:08,056 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:36:08,088 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-02 21:36:08,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:36:08,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 26 states and 36 transitions. [2023-12-02 21:36:08,094 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 36 transitions. [2023-12-02 21:36:08,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-12-02 21:36:08,094 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:36:08,094 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:36:08,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:36:08,113 INFO L262 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 19 conjunts are in the unsatisfiable core [2023-12-02 21:36:08,114 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:36:08,147 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-02 21:36:08,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:36:08,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 26 states and 36 transitions. [2023-12-02 21:36:08,153 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 36 transitions. [2023-12-02 21:36:08,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-12-02 21:36:08,153 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:36:08,153 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:36:08,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:36:08,172 INFO L262 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 19 conjunts are in the unsatisfiable core [2023-12-02 21:36:08,173 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:36:08,206 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-02 21:36:08,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:36:08,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 26 states and 36 transitions. [2023-12-02 21:36:08,211 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 36 transitions. [2023-12-02 21:36:08,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-12-02 21:36:08,212 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:36:08,212 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:36:08,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:36:08,232 INFO L262 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 19 conjunts are in the unsatisfiable core [2023-12-02 21:36:08,233 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:36:08,272 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-02 21:36:08,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:36:08,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 26 states and 36 transitions. [2023-12-02 21:36:08,278 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 36 transitions. [2023-12-02 21:36:08,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-12-02 21:36:08,279 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:36:08,279 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:36:08,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:36:08,298 INFO L262 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 19 conjunts are in the unsatisfiable core [2023-12-02 21:36:08,299 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:36:08,330 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-02 21:36:08,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:36:08,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 26 states and 36 transitions. [2023-12-02 21:36:08,336 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 36 transitions. [2023-12-02 21:36:08,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-12-02 21:36:08,337 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:36:08,337 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:36:08,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:36:08,357 INFO L262 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 19 conjunts are in the unsatisfiable core [2023-12-02 21:36:08,358 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:36:08,394 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-02 21:36:08,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:36:08,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 26 states and 36 transitions. [2023-12-02 21:36:08,400 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 36 transitions. [2023-12-02 21:36:08,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-12-02 21:36:08,401 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:36:08,401 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:36:08,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:36:08,420 INFO L262 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 19 conjunts are in the unsatisfiable core [2023-12-02 21:36:08,421 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:36:08,452 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-02 21:36:08,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:36:08,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 26 states and 36 transitions. [2023-12-02 21:36:08,457 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 36 transitions. [2023-12-02 21:36:08,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-12-02 21:36:08,457 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:36:08,458 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:36:08,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:36:08,476 INFO L262 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 19 conjunts are in the unsatisfiable core [2023-12-02 21:36:08,477 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:36:08,508 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-02 21:36:08,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:36:08,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 26 states and 36 transitions. [2023-12-02 21:36:08,513 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 36 transitions. [2023-12-02 21:36:08,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-12-02 21:36:08,514 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:36:08,514 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:36:08,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:36:08,532 INFO L262 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 19 conjunts are in the unsatisfiable core [2023-12-02 21:36:08,533 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:36:08,565 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-02 21:36:08,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:36:08,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 26 states and 36 transitions. [2023-12-02 21:36:08,571 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 36 transitions. [2023-12-02 21:36:08,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-12-02 21:36:08,571 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:36:08,571 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:36:08,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:36:08,589 INFO L262 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 19 conjunts are in the unsatisfiable core [2023-12-02 21:36:08,590 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:36:08,622 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-02 21:36:08,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:36:08,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 26 states and 36 transitions. [2023-12-02 21:36:08,627 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 36 transitions. [2023-12-02 21:36:08,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-12-02 21:36:08,628 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:36:08,628 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:36:08,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:36:08,649 INFO L262 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 19 conjunts are in the unsatisfiable core [2023-12-02 21:36:08,650 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:36:08,682 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-02 21:36:08,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:36:08,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 26 states and 36 transitions. [2023-12-02 21:36:08,688 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 36 transitions. [2023-12-02 21:36:08,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-12-02 21:36:08,688 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:36:08,688 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:36:08,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:36:08,707 INFO L262 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 19 conjunts are in the unsatisfiable core [2023-12-02 21:36:08,708 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:36:08,740 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-02 21:36:08,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:36:08,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 26 states and 36 transitions. [2023-12-02 21:36:08,746 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 36 transitions. [2023-12-02 21:36:08,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-12-02 21:36:08,746 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:36:08,747 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:36:08,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:36:08,765 INFO L262 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 19 conjunts are in the unsatisfiable core [2023-12-02 21:36:08,766 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:36:08,815 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-02 21:36:08,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:36:08,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 26 states and 36 transitions. [2023-12-02 21:36:08,821 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 36 transitions. [2023-12-02 21:36:08,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-12-02 21:36:08,821 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:36:08,822 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:36:08,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:36:08,840 INFO L262 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 19 conjunts are in the unsatisfiable core [2023-12-02 21:36:08,841 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:36:08,872 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-02 21:36:08,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:36:08,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 26 states and 36 transitions. [2023-12-02 21:36:08,877 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 36 transitions. [2023-12-02 21:36:08,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-12-02 21:36:08,878 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:36:08,878 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:36:08,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:36:08,897 INFO L262 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 24 conjunts are in the unsatisfiable core [2023-12-02 21:36:08,898 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:36:09,024 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-02 21:36:09,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:36:09,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 25 states and 34 transitions. [2023-12-02 21:36:09,126 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 34 transitions. [2023-12-02 21:36:09,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-12-02 21:36:09,127 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:36:09,127 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:36:09,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:36:09,148 INFO L262 TraceCheckSpWp]: Trace formula consists of 77 conjuncts, 26 conjunts are in the unsatisfiable core [2023-12-02 21:36:09,150 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:36:09,491 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 3 proven. 1 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-02 21:36:10,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:36:10,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 31 states and 51 transitions. [2023-12-02 21:36:10,411 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 51 transitions. [2023-12-02 21:36:10,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-12-02 21:36:10,412 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:36:10,412 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:36:10,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:36:10,458 INFO L262 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 32 conjunts are in the unsatisfiable core [2023-12-02 21:36:10,460 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:36:11,460 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 1 proven. 5 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-02 21:36:13,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:36:13,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 36 states and 63 transitions. [2023-12-02 21:36:13,139 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 63 transitions. [2023-12-02 21:36:13,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-12-02 21:36:13,140 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:36:13,140 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:36:13,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:36:13,163 INFO L262 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 18 conjunts are in the unsatisfiable core [2023-12-02 21:36:13,165 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:36:13,342 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 8 proven. 1 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-12-02 21:36:14,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:36:14,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 38 states and 70 transitions. [2023-12-02 21:36:14,015 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 70 transitions. [2023-12-02 21:36:14,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-12-02 21:36:14,015 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:36:14,015 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:36:14,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:36:14,063 INFO L262 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 33 conjunts are in the unsatisfiable core [2023-12-02 21:36:14,065 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:36:15,667 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 7 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-12-02 21:36:17,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:36:17,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 40 states and 78 transitions. [2023-12-02 21:36:17,607 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 78 transitions. [2023-12-02 21:36:17,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-12-02 21:36:17,607 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:36:17,607 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:36:17,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:36:17,721 INFO L262 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 35 conjunts are in the unsatisfiable core [2023-12-02 21:36:17,723 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:36:21,715 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 6 proven. 10 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-12-02 21:36:25,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:36:25,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 43 states and 84 transitions. [2023-12-02 21:36:25,042 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 84 transitions. [2023-12-02 21:36:25,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-12-02 21:36:25,042 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:36:25,043 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:36:25,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:36:25,075 INFO L262 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 28 conjunts are in the unsatisfiable core [2023-12-02 21:36:25,077 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:36:26,161 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 11 proven. 6 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-12-02 21:36:27,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:36:27,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 45 states and 95 transitions. [2023-12-02 21:36:27,533 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 95 transitions. [2023-12-02 21:36:27,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-12-02 21:36:27,533 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:36:27,534 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:36:27,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:36:27,584 INFO L262 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 36 conjunts are in the unsatisfiable core [2023-12-02 21:36:27,585 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:36:45,319 WARN L293 SmtUtils]: Spent 12.35s on a formula simplification. DAG size of input: 53 DAG size of output: 50 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-12-02 21:36:45,445 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 11 proven. 12 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-12-02 21:36:59,451 WARN L293 SmtUtils]: Spent 6.76s on a formula simplification. DAG size of input: 66 DAG size of output: 64 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-12-02 21:37:02,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:37:02,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 47 states and 104 transitions. [2023-12-02 21:37:02,969 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 104 transitions. [2023-12-02 21:37:02,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-12-02 21:37:02,970 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:37:02,970 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:37:03,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:37:03,183 INFO L262 TraceCheckSpWp]: Trace formula consists of 106 conjuncts, 38 conjunts are in the unsatisfiable core [2023-12-02 21:37:03,185 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:37:14,689 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 11 proven. 18 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-12-02 21:37:26,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:37:26,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 50 states and 110 transitions. [2023-12-02 21:37:26,660 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 110 transitions. [2023-12-02 21:37:26,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-12-02 21:37:26,660 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:37:26,661 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:37:26,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:37:26,713 INFO L262 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 31 conjunts are in the unsatisfiable core [2023-12-02 21:37:26,714 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:37:29,565 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 17 proven. 11 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2023-12-02 21:37:51,794 WARN L293 SmtUtils]: Spent 20.86s on a formula simplification. DAG size of input: 70 DAG size of output: 69 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-12-02 21:38:01,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:38:01,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 51 states and 114 transitions. [2023-12-02 21:38:01,693 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 114 transitions. [2023-12-02 21:38:01,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-12-02 21:38:01,693 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:38:01,694 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:38:01,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:38:01,815 INFO L262 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 43 conjunts are in the unsatisfiable core [2023-12-02 21:38:01,817 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:38:29,533 WARN L293 SmtUtils]: Spent 6.28s on a formula simplification. DAG size of input: 113 DAG size of output: 88 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-12-02 21:38:29,774 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 16 proven. 19 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2023-12-02 21:38:38,552 WARN L293 SmtUtils]: Spent 5.74s on a formula simplification. DAG size of input: 205 DAG size of output: 198 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-12-02 21:38:54,438 WARN L293 SmtUtils]: Spent 7.55s on a formula simplification. DAG size of input: 127 DAG size of output: 94 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-12-02 21:38:56,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:38:56,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 53 states and 123 transitions. [2023-12-02 21:38:56,790 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 123 transitions. [2023-12-02 21:38:56,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-12-02 21:38:56,791 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:38:56,791 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:38:56,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:38:56,888 INFO L262 TraceCheckSpWp]: Trace formula consists of 119 conjuncts, 46 conjunts are in the unsatisfiable core [2023-12-02 21:38:56,891 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:39:13,834 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 16 proven. 27 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2023-12-02 21:39:37,624 WARN L293 SmtUtils]: Spent 22.20s on a formula simplification. DAG size of input: 219 DAG size of output: 185 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-12-02 21:39:55,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:39:55,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 56 states and 128 transitions. [2023-12-02 21:39:55,362 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 128 transitions. [2023-12-02 21:39:55,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-12-02 21:39:55,362 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:39:55,362 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:39:55,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:39:55,417 INFO L262 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 30 conjunts are in the unsatisfiable core [2023-12-02 21:39:55,419 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:39:59,246 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 22 proven. 20 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2023-12-02 21:40:13,539 WARN L293 SmtUtils]: Spent 7.05s on a formula simplification. DAG size of input: 126 DAG size of output: 117 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-12-02 21:40:21,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:40:21,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 57 states and 132 transitions. [2023-12-02 21:40:21,462 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 132 transitions. [2023-12-02 21:40:21,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-12-02 21:40:21,463 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:40:21,463 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:40:21,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:40:21,557 INFO L262 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 42 conjunts are in the unsatisfiable core [2023-12-02 21:40:21,559 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:40:37,496 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 21 proven. 33 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2023-12-02 21:40:51,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:40:51,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 43 states and 67 transitions. [2023-12-02 21:40:51,385 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 67 transitions. [2023-12-02 21:40:51,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-12-02 21:40:51,386 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:40:51,386 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:40:51,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:40:51,458 INFO L262 TraceCheckSpWp]: Trace formula consists of 138 conjuncts, 43 conjunts are in the unsatisfiable core [2023-12-02 21:40:51,461 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:41:00,786 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 26 proven. 31 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2023-12-02 21:41:06,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:41:06,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 36 states and 55 transitions. [2023-12-02 21:41:06,528 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 55 transitions. [2023-12-02 21:41:06,528 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-12-02 21:41:06,528 WARN L420 CodeCheckObserver]: This Program is SAFE, Check terminated with 67 iterations. [2023-12-02 21:41:06,534 INFO L751 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2023-12-02 21:42:10,116 WARN L293 SmtUtils]: Spent 1.06m on a formula simplification. DAG size of input: 246 DAG size of output: 1 (called from [L 649] de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.computeHoareAnnotation) [2023-12-02 21:42:17,937 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-12-02 21:42:17,941 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-12-02 21:42:17,942 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 02.12 09:42:17 ImpRootNode [2023-12-02 21:42:17,942 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-12-02 21:42:17,942 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-12-02 21:42:17,942 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-12-02 21:42:17,943 INFO L274 PluginConnector]: Witness Printer initialized [2023-12-02 21:42:17,943 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 09:36:04" (3/4) ... [2023-12-02 21:42:17,945 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-12-02 21:42:17,948 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2023-12-02 21:42:17,949 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __VERIFIER_assert [2023-12-02 21:42:17,953 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 19 nodes and edges [2023-12-02 21:42:17,953 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2023-12-02 21:42:17,953 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2023-12-02 21:42:17,953 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-12-02 21:42:18,039 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f31a67b-ade5-4e35-9c1d-5996bdcc57a5/bin/ukojak-verify-Qdu7aM0XO9/witness.graphml [2023-12-02 21:42:18,039 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f31a67b-ade5-4e35-9c1d-5996bdcc57a5/bin/ukojak-verify-Qdu7aM0XO9/witness.yml [2023-12-02 21:42:18,039 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-12-02 21:42:18,040 INFO L158 Benchmark]: Toolchain (without parser) took 373931.98ms. Allocated memory was 144.7MB in the beginning and 257.9MB in the end (delta: 113.2MB). Free memory was 111.2MB in the beginning and 210.7MB in the end (delta: -99.5MB). Peak memory consumption was 14.5MB. Max. memory is 16.1GB. [2023-12-02 21:42:18,040 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 144.7MB. Free memory is still 114.2MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 21:42:18,041 INFO L158 Benchmark]: CACSL2BoogieTranslator took 254.58ms. Allocated memory is still 144.7MB. Free memory was 110.7MB in the beginning and 99.9MB in the end (delta: 10.8MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-12-02 21:42:18,041 INFO L158 Benchmark]: Boogie Procedure Inliner took 35.69ms. Allocated memory is still 144.7MB. Free memory was 99.9MB in the beginning and 98.3MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-02 21:42:18,041 INFO L158 Benchmark]: Boogie Preprocessor took 24.74ms. Allocated memory is still 144.7MB. Free memory was 98.3MB in the beginning and 97.3MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 21:42:18,042 INFO L158 Benchmark]: RCFGBuilder took 376.75ms. Allocated memory is still 144.7MB. Free memory was 97.3MB in the beginning and 79.4MB in the end (delta: 17.8MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2023-12-02 21:42:18,042 INFO L158 Benchmark]: CodeCheck took 373137.84ms. Allocated memory was 144.7MB in the beginning and 257.9MB in the end (delta: 113.2MB). Free memory was 79.4MB in the beginning and 214.9MB in the end (delta: -135.5MB). Peak memory consumption was 125.6MB. Max. memory is 16.1GB. [2023-12-02 21:42:18,043 INFO L158 Benchmark]: Witness Printer took 97.03ms. Allocated memory is still 257.9MB. Free memory was 214.9MB in the beginning and 210.7MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-12-02 21:42:18,045 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 3 procedures, 21 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 301.7s, OverallIterations: 67, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 2877 SdHoareTripleChecker+Valid, 54.9s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 635 mSDsluCounter, 1664 SdHoareTripleChecker+Invalid, 53.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 566 mSDsCounter, 1548 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 4963 IncrementalHoareTripleChecker+Invalid, 6511 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 1548 mSolverCounterUnsat, 1098 mSDtfsCounter, 4963 mSolverCounterSat, 0.2s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 11030 GetRequests, 10525 SyntacticMatches, 325 SemanticMatches, 180 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16636 ImplicationChecksByTransitivity, 223.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.2s SsaConstructionTime, 1.4s SatisfiabilityAnalysisTime, 116.8s InterpolantComputationTime, 1417 NumberOfCodeBlocks, 1417 NumberOfCodeBlocksAsserted, 66 NumberOfCheckSat, 1351 ConstructedInterpolants, 1 QuantifiedInterpolants, 26525 SizeOfPredicates, 197 NumberOfNonLiveVariables, 4957 ConjunctsInSsa, 1474 ConjunctsInUnsatCore, 66 InterpolantComputations, 51 PerfectInterpolantSequences, 716/916 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: 14]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 58]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 34]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15ms. Allocated memory is still 144.7MB. Free memory is still 114.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 254.58ms. Allocated memory is still 144.7MB. Free memory was 110.7MB in the beginning and 99.9MB in the end (delta: 10.8MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 35.69ms. Allocated memory is still 144.7MB. Free memory was 99.9MB in the beginning and 98.3MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 24.74ms. Allocated memory is still 144.7MB. Free memory was 98.3MB in the beginning and 97.3MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 376.75ms. Allocated memory is still 144.7MB. Free memory was 97.3MB in the beginning and 79.4MB in the end (delta: 17.8MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * CodeCheck took 373137.84ms. Allocated memory was 144.7MB in the beginning and 257.9MB in the end (delta: 113.2MB). Free memory was 79.4MB in the beginning and 214.9MB in the end (delta: -135.5MB). Peak memory consumption was 125.6MB. Max. memory is 16.1GB. * Witness Printer took 97.03ms. Allocated memory is still 257.9MB. Free memory was 214.9MB in the beginning and 210.7MB 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! [2023-12-02 21:42:18,256 WARN L435 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f31a67b-ade5-4e35-9c1d-5996bdcc57a5/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forcibly destroying the process [2023-12-02 21:42:18,311 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f31a67b-ade5-4e35-9c1d-5996bdcc57a5/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 137 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE