./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/cohencu-ll_unwindbound5.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a884ec74-ce58-485c-8e85-03afd382b068/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a884ec74-ce58-485c-8e85-03afd382b068/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_a884ec74-ce58-485c-8e85-03afd382b068/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a884ec74-ce58-485c-8e85-03afd382b068/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/cohencu-ll_unwindbound5.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a884ec74-ce58-485c-8e85-03afd382b068/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_a884ec74-ce58-485c-8e85-03afd382b068/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 173419c809fa8cb7fa094fdfc7b5765802a9a2fdebfe9d0a53cd745fd0c573d2 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 22:21:15,987 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 22:21:16,051 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a884ec74-ce58-485c-8e85-03afd382b068/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-12-02 22:21:16,056 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 22:21:16,057 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-02 22:21:16,080 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 22:21:16,080 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 22:21:16,081 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-02 22:21:16,082 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-02 22:21:16,082 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-02 22:21:16,083 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 22:21:16,083 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 22:21:16,084 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 22:21:16,084 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-02 22:21:16,085 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 22:21:16,085 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 22:21:16,086 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 22:21:16,086 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 22:21:16,087 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 22:21:16,087 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 22:21:16,088 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 22:21:16,088 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 22:21:16,089 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-02 22:21:16,089 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-02 22:21:16,089 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-02 22:21:16,090 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 22:21:16,090 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 22:21:16,091 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 22:21:16,091 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 22:21:16,092 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 22:21:16,092 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-02 22:21:16,092 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-02 22:21:16,093 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 22:21:16,093 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_a884ec74-ce58-485c-8e85-03afd382b068/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a884ec74-ce58-485c-8e85-03afd382b068/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 173419c809fa8cb7fa094fdfc7b5765802a9a2fdebfe9d0a53cd745fd0c573d2 [2023-12-02 22:21:16,303 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 22:21:16,324 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 22:21:16,327 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 22:21:16,328 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 22:21:16,328 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 22:21:16,329 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a884ec74-ce58-485c-8e85-03afd382b068/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/nla-digbench-scaling/cohencu-ll_unwindbound5.c [2023-12-02 22:21:19,172 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 22:21:19,349 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 22:21:19,350 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a884ec74-ce58-485c-8e85-03afd382b068/sv-benchmarks/c/nla-digbench-scaling/cohencu-ll_unwindbound5.c [2023-12-02 22:21:19,358 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a884ec74-ce58-485c-8e85-03afd382b068/bin/ukojak-verify-Qdu7aM0XO9/data/fa05d8cb8/eedee83fc3ad4a348800228e9b2e97a7/FLAG740ec3cb7 [2023-12-02 22:21:19,374 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a884ec74-ce58-485c-8e85-03afd382b068/bin/ukojak-verify-Qdu7aM0XO9/data/fa05d8cb8/eedee83fc3ad4a348800228e9b2e97a7 [2023-12-02 22:21:19,377 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 22:21:19,378 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 22:21:19,380 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 22:21:19,380 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 22:21:19,386 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 22:21:19,386 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 10:21:19" (1/1) ... [2023-12-02 22:21:19,388 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1358fd0a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:21:19, skipping insertion in model container [2023-12-02 22:21:19,388 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 10:21:19" (1/1) ... [2023-12-02 22:21:19,412 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 22:21:19,566 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_a884ec74-ce58-485c-8e85-03afd382b068/sv-benchmarks/c/nla-digbench-scaling/cohencu-ll_unwindbound5.c[588,601] [2023-12-02 22:21:19,589 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 22:21:19,599 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 22:21:19,612 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_a884ec74-ce58-485c-8e85-03afd382b068/sv-benchmarks/c/nla-digbench-scaling/cohencu-ll_unwindbound5.c[588,601] [2023-12-02 22:21:19,623 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 22:21:19,637 INFO L206 MainTranslator]: Completed translation [2023-12-02 22:21:19,638 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:21:19 WrapperNode [2023-12-02 22:21:19,638 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 22:21:19,639 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 22:21:19,639 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 22:21:19,639 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 22:21:19,647 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:21:19" (1/1) ... [2023-12-02 22:21:19,653 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:21:19" (1/1) ... [2023-12-02 22:21:19,673 INFO L138 Inliner]: procedures = 14, calls = 18, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 49 [2023-12-02 22:21:19,674 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 22:21:19,675 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 22:21:19,675 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 22:21:19,675 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 22:21:19,685 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:21:19" (1/1) ... [2023-12-02 22:21:19,685 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:21:19" (1/1) ... [2023-12-02 22:21:19,687 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:21:19" (1/1) ... [2023-12-02 22:21:19,688 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:21:19" (1/1) ... [2023-12-02 22:21:19,691 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:21:19" (1/1) ... [2023-12-02 22:21:19,695 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:21:19" (1/1) ... [2023-12-02 22:21:19,696 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:21:19" (1/1) ... [2023-12-02 22:21:19,697 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:21:19" (1/1) ... [2023-12-02 22:21:19,699 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 22:21:19,700 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 22:21:19,701 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 22:21:19,701 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 22:21:19,702 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:21:19" (1/1) ... [2023-12-02 22:21:19,708 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 22:21:19,721 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a884ec74-ce58-485c-8e85-03afd382b068/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-02 22:21:19,737 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a884ec74-ce58-485c-8e85-03afd382b068/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-02 22:21:19,741 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a884ec74-ce58-485c-8e85-03afd382b068/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-02 22:21:19,774 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 22:21:19,774 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-02 22:21:19,774 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 22:21:19,774 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 22:21:19,775 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-12-02 22:21:19,775 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-12-02 22:21:19,850 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 22:21:19,853 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 22:21:19,998 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 22:21:20,022 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 22:21:20,022 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-02 22:21:20,024 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 10:21:20 BoogieIcfgContainer [2023-12-02 22:21:20,024 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 22:21:20,025 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-02 22:21:20,025 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-02 22:21:20,034 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-02 22:21:20,034 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 10:21:20" (1/1) ... [2023-12-02 22:21:20,041 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 22:21:20,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:21:20,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 23 states and 36 transitions. [2023-12-02 22:21:20,091 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 36 transitions. [2023-12-02 22:21:20,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-12-02 22:21:20,093 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:21:20,094 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:21:20,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:21:20,219 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:21:20,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:21:20,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 23 states and 34 transitions. [2023-12-02 22:21:20,239 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 34 transitions. [2023-12-02 22:21:20,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-12-02 22:21:20,239 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:21:20,240 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:21:20,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:21:20,351 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:21:20,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:21:20,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 25 states and 37 transitions. [2023-12-02 22:21:20,393 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 37 transitions. [2023-12-02 22:21:20,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-12-02 22:21:20,394 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:21:20,394 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:21:20,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:21:20,562 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:21:20,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:21:20,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 30 states and 53 transitions. [2023-12-02 22:21:20,822 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 53 transitions. [2023-12-02 22:21:20,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-12-02 22:21:20,826 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:21:20,826 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:21:20,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:21:20,886 INFO L262 TraceCheckSpWp]: Trace formula consists of 56 conjuncts, 17 conjunts are in the unsatisfiable core [2023-12-02 22:21:20,891 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:21:21,091 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:21:21,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:21:21,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 34 states and 61 transitions. [2023-12-02 22:21:21,758 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 61 transitions. [2023-12-02 22:21:21,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-12-02 22:21:21,759 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:21:21,759 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:21:21,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:21:21,789 INFO L262 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 17 conjunts are in the unsatisfiable core [2023-12-02 22:21:21,791 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:21:21,916 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 3 proven. 4 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-02 22:21:22,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:21:22,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 39 states and 71 transitions. [2023-12-02 22:21:22,559 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 71 transitions. [2023-12-02 22:21:22,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-12-02 22:21:22,560 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:21:22,560 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:21:22,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:21:22,590 INFO L262 TraceCheckSpWp]: Trace formula consists of 74 conjuncts, 19 conjunts are in the unsatisfiable core [2023-12-02 22:21:22,593 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:21:22,715 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 5 proven. 7 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-02 22:21:22,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:21:22,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 40 states and 73 transitions. [2023-12-02 22:21:22,975 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 73 transitions. [2023-12-02 22:21:22,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-12-02 22:21:22,976 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:21:22,977 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:21:23,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:21:23,006 INFO L262 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 17 conjunts are in the unsatisfiable core [2023-12-02 22:21:23,008 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:21:23,103 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 10 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2023-12-02 22:21:23,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:21:23,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 41 states and 75 transitions. [2023-12-02 22:21:23,188 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 75 transitions. [2023-12-02 22:21:23,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-12-02 22:21:23,190 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:21:23,190 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:21:23,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:21:23,221 INFO L262 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 11 conjunts are in the unsatisfiable core [2023-12-02 22:21:23,223 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:21:23,253 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 9 proven. 13 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2023-12-02 22:21:23,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:21:23,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 43 states and 79 transitions. [2023-12-02 22:21:23,469 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 79 transitions. [2023-12-02 22:21:23,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-12-02 22:21:23,470 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:21:23,471 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:21:23,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:21:23,501 INFO L262 TraceCheckSpWp]: Trace formula consists of 106 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 22:21:23,504 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:21:23,658 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 10 proven. 2 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2023-12-02 22:21:24,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:21:24,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 55 states and 129 transitions. [2023-12-02 22:21:24,939 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 129 transitions. [2023-12-02 22:21:24,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-12-02 22:21:24,941 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:21:24,942 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:21:24,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:21:24,973 INFO L262 TraceCheckSpWp]: Trace formula consists of 106 conjuncts, 14 conjunts are in the unsatisfiable core [2023-12-02 22:21:24,975 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:21:25,112 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 10 proven. 3 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2023-12-02 22:21:25,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:21:25,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 58 states and 134 transitions. [2023-12-02 22:21:25,733 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 134 transitions. [2023-12-02 22:21:25,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-12-02 22:21:25,735 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:21:25,735 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:21:25,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:21:25,772 INFO L262 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 17 conjunts are in the unsatisfiable core [2023-12-02 22:21:25,774 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:21:25,898 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 11 proven. 16 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2023-12-02 22:21:26,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:21:26,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 60 states and 144 transitions. [2023-12-02 22:21:26,338 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 144 transitions. [2023-12-02 22:21:26,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-12-02 22:21:26,339 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:21:26,339 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:21:26,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:21:26,374 INFO L262 TraceCheckSpWp]: Trace formula consists of 115 conjuncts, 21 conjunts are in the unsatisfiable core [2023-12-02 22:21:26,376 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:21:26,505 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 11 proven. 20 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2023-12-02 22:21:27,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:21:27,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 64 states and 156 transitions. [2023-12-02 22:21:27,369 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 156 transitions. [2023-12-02 22:21:27,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-12-02 22:21:27,370 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:21:27,371 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:21:27,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:21:27,405 INFO L262 TraceCheckSpWp]: Trace formula consists of 115 conjuncts, 21 conjunts are in the unsatisfiable core [2023-12-02 22:21:27,407 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:21:27,481 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 11 proven. 20 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2023-12-02 22:21:27,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:21:27,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 64 states and 155 transitions. [2023-12-02 22:21:27,859 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 155 transitions. [2023-12-02 22:21:27,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-12-02 22:21:27,860 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:21:27,860 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:21:27,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:21:27,890 INFO L262 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 21 conjunts are in the unsatisfiable core [2023-12-02 22:21:27,892 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:21:28,016 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 12 proven. 32 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2023-12-02 22:21:28,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:21:28,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 67 states and 171 transitions. [2023-12-02 22:21:28,402 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 171 transitions. [2023-12-02 22:21:28,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-12-02 22:21:28,403 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:21:28,403 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:21:28,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:21:28,439 INFO L262 TraceCheckSpWp]: Trace formula consists of 124 conjuncts, 23 conjunts are in the unsatisfiable core [2023-12-02 22:21:28,441 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:21:28,583 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 13 proven. 24 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2023-12-02 22:21:29,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:21:29,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 70 states and 185 transitions. [2023-12-02 22:21:29,542 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 185 transitions. [2023-12-02 22:21:29,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-12-02 22:21:29,544 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:21:29,544 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:21:29,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:21:29,574 INFO L262 TraceCheckSpWp]: Trace formula consists of 124 conjuncts, 23 conjunts are in the unsatisfiable core [2023-12-02 22:21:29,575 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:21:29,646 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 13 proven. 24 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2023-12-02 22:21:30,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:21:30,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 70 states and 184 transitions. [2023-12-02 22:21:30,089 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 184 transitions. [2023-12-02 22:21:30,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-12-02 22:21:30,090 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:21:30,090 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:21:30,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:21:30,121 INFO L262 TraceCheckSpWp]: Trace formula consists of 120 conjuncts, 19 conjunts are in the unsatisfiable core [2023-12-02 22:21:30,123 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:21:30,199 INFO L134 CoverageAnalysis]: Checked inductivity of 128 backedges. 15 proven. 22 refuted. 0 times theorem prover too weak. 91 trivial. 0 not checked. [2023-12-02 22:21:30,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:21:30,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 72 states and 192 transitions. [2023-12-02 22:21:30,380 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 192 transitions. [2023-12-02 22:21:30,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-12-02 22:21:30,381 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:21:30,381 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:21:30,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:21:30,415 INFO L262 TraceCheckSpWp]: Trace formula consists of 133 conjuncts, 24 conjunts are in the unsatisfiable core [2023-12-02 22:21:30,417 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:21:30,583 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 15 proven. 28 refuted. 0 times theorem prover too weak. 91 trivial. 0 not checked. [2023-12-02 22:21:31,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:21:31,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 73 states and 196 transitions. [2023-12-02 22:21:31,189 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 196 transitions. [2023-12-02 22:21:31,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-12-02 22:21:31,190 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:21:31,190 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:21:31,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:21:31,220 INFO L262 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 11 conjunts are in the unsatisfiable core [2023-12-02 22:21:31,221 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:21:31,389 INFO L134 CoverageAnalysis]: Checked inductivity of 162 backedges. 29 proven. 13 refuted. 0 times theorem prover too weak. 120 trivial. 0 not checked. [2023-12-02 22:21:31,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:21:31,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 74 states and 198 transitions. [2023-12-02 22:21:31,562 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 198 transitions. [2023-12-02 22:21:31,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-12-02 22:21:31,563 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:21:31,564 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:21:31,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:21:31,599 INFO L262 TraceCheckSpWp]: Trace formula consists of 142 conjuncts, 21 conjunts are in the unsatisfiable core [2023-12-02 22:21:31,600 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:21:31,737 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 17 proven. 32 refuted. 0 times theorem prover too weak. 120 trivial. 0 not checked. [2023-12-02 22:21:32,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:21:32,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 75 states and 204 transitions. [2023-12-02 22:21:32,534 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 204 transitions. [2023-12-02 22:21:32,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-12-02 22:21:32,535 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:21:32,536 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:21:32,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:21:32,566 INFO L262 TraceCheckSpWp]: Trace formula consists of 138 conjuncts, 11 conjunts are in the unsatisfiable core [2023-12-02 22:21:32,567 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:21:33,035 INFO L134 CoverageAnalysis]: Checked inductivity of 200 backedges. 28 proven. 19 refuted. 0 times theorem prover too weak. 153 trivial. 0 not checked. [2023-12-02 22:21:34,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:21:34,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 77 states and 210 transitions. [2023-12-02 22:21:34,670 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 210 transitions. [2023-12-02 22:21:34,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-02 22:21:34,671 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:21:34,671 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:21:34,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:21:34,703 INFO L262 TraceCheckSpWp]: Trace formula consists of 152 conjuncts, 11 conjunts are in the unsatisfiable core [2023-12-02 22:21:34,704 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:21:34,724 INFO L134 CoverageAnalysis]: Checked inductivity of 208 backedges. 39 proven. 13 refuted. 0 times theorem prover too weak. 156 trivial. 0 not checked. [2023-12-02 22:21:35,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:21:35,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 250 states to 77 states and 208 transitions. [2023-12-02 22:21:35,002 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 208 transitions. [2023-12-02 22:21:35,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-12-02 22:21:35,002 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:21:35,003 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:21:35,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:21:35,037 INFO L262 TraceCheckSpWp]: Trace formula consists of 165 conjuncts, 7 conjunts are in the unsatisfiable core [2023-12-02 22:21:35,038 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:21:35,203 INFO L134 CoverageAnalysis]: Checked inductivity of 212 backedges. 20 proven. 112 refuted. 0 times theorem prover too weak. 80 trivial. 0 not checked. [2023-12-02 22:21:37,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:21:37,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 354 states to 89 states and 297 transitions. [2023-12-02 22:21:37,409 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 297 transitions. [2023-12-02 22:21:37,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-12-02 22:21:37,424 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:21:37,424 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:21:37,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:21:37,458 INFO L262 TraceCheckSpWp]: Trace formula consists of 165 conjuncts, 18 conjunts are in the unsatisfiable core [2023-12-02 22:21:37,459 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:21:37,581 INFO L134 CoverageAnalysis]: Checked inductivity of 214 backedges. 20 proven. 14 refuted. 0 times theorem prover too weak. 180 trivial. 0 not checked. [2023-12-02 22:21:38,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:21:38,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 358 states to 92 states and 301 transitions. [2023-12-02 22:21:38,402 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 301 transitions. [2023-12-02 22:21:38,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-12-02 22:21:38,403 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:21:38,404 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:21:38,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:21:38,437 INFO L262 TraceCheckSpWp]: Trace formula consists of 165 conjuncts, 18 conjunts are in the unsatisfiable core [2023-12-02 22:21:38,438 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:21:38,510 INFO L134 CoverageAnalysis]: Checked inductivity of 214 backedges. 20 proven. 14 refuted. 0 times theorem prover too weak. 180 trivial. 0 not checked. [2023-12-02 22:21:39,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:21:39,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 363 states to 95 states and 306 transitions. [2023-12-02 22:21:39,388 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 306 transitions. [2023-12-02 22:21:39,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-12-02 22:21:39,390 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:21:39,390 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:21:39,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:21:39,420 INFO L262 TraceCheckSpWp]: Trace formula consists of 165 conjuncts, 7 conjunts are in the unsatisfiable core [2023-12-02 22:21:39,421 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:21:39,477 INFO L134 CoverageAnalysis]: Checked inductivity of 212 backedges. 20 proven. 112 refuted. 0 times theorem prover too weak. 80 trivial. 0 not checked. [2023-12-02 22:21:39,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:21:39,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 362 states to 95 states and 305 transitions. [2023-12-02 22:21:39,833 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 305 transitions. [2023-12-02 22:21:39,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2023-12-02 22:21:39,834 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:21:39,834 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:21:39,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:21:39,873 INFO L262 TraceCheckSpWp]: Trace formula consists of 161 conjuncts, 26 conjunts are in the unsatisfiable core [2023-12-02 22:21:39,875 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:21:40,553 INFO L134 CoverageAnalysis]: Checked inductivity of 250 backedges. 21 proven. 39 refuted. 0 times theorem prover too weak. 190 trivial. 0 not checked. [2023-12-02 22:21:44,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:21:44,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 424 states to 113 states and 367 transitions. [2023-12-02 22:21:44,470 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 367 transitions. [2023-12-02 22:21:44,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2023-12-02 22:21:44,472 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:21:44,472 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:21:44,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:21:44,510 INFO L262 TraceCheckSpWp]: Trace formula consists of 161 conjuncts, 24 conjunts are in the unsatisfiable core [2023-12-02 22:21:44,512 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:21:44,851 INFO L134 CoverageAnalysis]: Checked inductivity of 250 backedges. 21 proven. 39 refuted. 0 times theorem prover too weak. 190 trivial. 0 not checked. [2023-12-02 22:21:46,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:21:46,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 426 states to 114 states and 369 transitions. [2023-12-02 22:21:46,074 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 369 transitions. [2023-12-02 22:21:46,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2023-12-02 22:21:46,075 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:21:46,076 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:21:46,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:21:46,111 INFO L262 TraceCheckSpWp]: Trace formula consists of 161 conjuncts, 26 conjunts are in the unsatisfiable core [2023-12-02 22:21:46,113 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:21:46,393 INFO L134 CoverageAnalysis]: Checked inductivity of 250 backedges. 21 proven. 39 refuted. 0 times theorem prover too weak. 190 trivial. 0 not checked. [2023-12-02 22:21:47,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:21:47,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 427 states to 116 states and 370 transitions. [2023-12-02 22:21:47,187 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 370 transitions. [2023-12-02 22:21:47,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-12-02 22:21:47,188 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:21:47,188 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:21:47,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:21:47,230 INFO L262 TraceCheckSpWp]: Trace formula consists of 174 conjuncts, 27 conjunts are in the unsatisfiable core [2023-12-02 22:21:47,231 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:21:47,796 INFO L134 CoverageAnalysis]: Checked inductivity of 258 backedges. 21 proven. 47 refuted. 0 times theorem prover too weak. 190 trivial. 0 not checked. [2023-12-02 22:21:49,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:21:49,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 445 states to 120 states and 388 transitions. [2023-12-02 22:21:49,806 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 388 transitions. [2023-12-02 22:21:49,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-12-02 22:21:49,807 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:21:49,807 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:21:49,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:21:49,852 INFO L262 TraceCheckSpWp]: Trace formula consists of 174 conjuncts, 27 conjunts are in the unsatisfiable core [2023-12-02 22:21:49,855 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:21:50,289 INFO L134 CoverageAnalysis]: Checked inductivity of 258 backedges. 21 proven. 47 refuted. 0 times theorem prover too weak. 190 trivial. 0 not checked. [2023-12-02 22:21:51,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:21:51,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 447 states to 122 states and 390 transitions. [2023-12-02 22:21:51,750 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 390 transitions. [2023-12-02 22:21:51,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-12-02 22:21:51,751 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:21:51,751 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:21:51,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:21:51,788 INFO L262 TraceCheckSpWp]: Trace formula consists of 174 conjuncts, 27 conjunts are in the unsatisfiable core [2023-12-02 22:21:51,790 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:21:52,199 INFO L134 CoverageAnalysis]: Checked inductivity of 258 backedges. 21 proven. 47 refuted. 0 times theorem prover too weak. 190 trivial. 0 not checked. [2023-12-02 22:21:52,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:21:52,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 449 states to 124 states and 392 transitions. [2023-12-02 22:21:52,928 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 392 transitions. [2023-12-02 22:21:52,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2023-12-02 22:21:52,929 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:21:52,930 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:21:52,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:21:52,969 INFO L262 TraceCheckSpWp]: Trace formula consists of 170 conjuncts, 25 conjunts are in the unsatisfiable core [2023-12-02 22:21:52,971 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:21:53,301 INFO L134 CoverageAnalysis]: Checked inductivity of 296 backedges. 23 proven. 42 refuted. 0 times theorem prover too weak. 231 trivial. 0 not checked. [2023-12-02 22:21:54,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:21:54,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 472 states to 127 states and 415 transitions. [2023-12-02 22:21:54,528 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 415 transitions. [2023-12-02 22:21:54,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-12-02 22:21:54,529 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:21:54,529 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:21:54,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:21:54,570 INFO L262 TraceCheckSpWp]: Trace formula consists of 183 conjuncts, 29 conjunts are in the unsatisfiable core [2023-12-02 22:21:54,572 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:21:54,777 INFO L134 CoverageAnalysis]: Checked inductivity of 306 backedges. 23 proven. 52 refuted. 0 times theorem prover too weak. 231 trivial. 0 not checked. [2023-12-02 22:21:57,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:21:57,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 500 states to 133 states and 441 transitions. [2023-12-02 22:21:57,334 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 441 transitions. [2023-12-02 22:21:57,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-12-02 22:21:57,335 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:21:57,335 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:21:57,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:21:57,374 INFO L262 TraceCheckSpWp]: Trace formula consists of 183 conjuncts, 29 conjunts are in the unsatisfiable core [2023-12-02 22:21:57,376 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:21:57,479 INFO L134 CoverageAnalysis]: Checked inductivity of 306 backedges. 23 proven. 52 refuted. 0 times theorem prover too weak. 231 trivial. 0 not checked. [2023-12-02 22:21:58,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:21:58,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 505 states to 135 states and 443 transitions. [2023-12-02 22:21:58,736 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 443 transitions. [2023-12-02 22:21:58,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-12-02 22:21:58,737 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:21:58,737 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:21:58,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:21:58,781 INFO L262 TraceCheckSpWp]: Trace formula consists of 183 conjuncts, 29 conjunts are in the unsatisfiable core [2023-12-02 22:21:58,783 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:21:58,881 INFO L134 CoverageAnalysis]: Checked inductivity of 306 backedges. 23 proven. 52 refuted. 0 times theorem prover too weak. 231 trivial. 0 not checked. [2023-12-02 22:21:59,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:21:59,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 507 states to 137 states and 445 transitions. [2023-12-02 22:21:59,663 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 445 transitions. [2023-12-02 22:21:59,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2023-12-02 22:21:59,664 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:21:59,664 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:21:59,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:21:59,701 INFO L262 TraceCheckSpWp]: Trace formula consists of 179 conjuncts, 26 conjunts are in the unsatisfiable core [2023-12-02 22:21:59,702 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:21:59,940 INFO L134 CoverageAnalysis]: Checked inductivity of 346 backedges. 25 proven. 45 refuted. 0 times theorem prover too weak. 276 trivial. 0 not checked. [2023-12-02 22:22:01,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:22:01,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 539 states to 141 states and 477 transitions. [2023-12-02 22:22:01,573 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 477 transitions. [2023-12-02 22:22:01,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2023-12-02 22:22:01,574 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:22:01,574 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:22:01,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:22:01,618 INFO L262 TraceCheckSpWp]: Trace formula consists of 192 conjuncts, 31 conjunts are in the unsatisfiable core [2023-12-02 22:22:01,620 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:22:01,849 INFO L134 CoverageAnalysis]: Checked inductivity of 358 backedges. 25 proven. 57 refuted. 0 times theorem prover too weak. 276 trivial. 0 not checked. [2023-12-02 22:22:02,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:22:02,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 554 states to 142 states and 483 transitions. [2023-12-02 22:22:02,950 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 483 transitions. [2023-12-02 22:22:02,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2023-12-02 22:22:02,951 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:22:02,951 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:22:02,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:22:02,984 INFO L262 TraceCheckSpWp]: Trace formula consists of 188 conjuncts, 11 conjunts are in the unsatisfiable core [2023-12-02 22:22:02,986 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:22:03,022 INFO L134 CoverageAnalysis]: Checked inductivity of 400 backedges. 55 proven. 13 refuted. 0 times theorem prover too weak. 332 trivial. 0 not checked. [2023-12-02 22:22:04,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:22:04,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 557 states to 143 states and 486 transitions. [2023-12-02 22:22:04,354 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 486 transitions. [2023-12-02 22:22:04,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2023-12-02 22:22:04,355 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:22:04,355 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:22:04,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:22:04,400 INFO L262 TraceCheckSpWp]: Trace formula consists of 201 conjuncts, 25 conjunts are in the unsatisfiable core [2023-12-02 22:22:04,402 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:22:04,597 INFO L134 CoverageAnalysis]: Checked inductivity of 414 backedges. 27 proven. 62 refuted. 0 times theorem prover too weak. 325 trivial. 0 not checked. [2023-12-02 22:22:05,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:22:05,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 566 states to 144 states and 495 transitions. [2023-12-02 22:22:05,314 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 495 transitions. [2023-12-02 22:22:05,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2023-12-02 22:22:05,315 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:22:05,315 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:22:05,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:22:05,350 INFO L262 TraceCheckSpWp]: Trace formula consists of 211 conjuncts, 11 conjunts are in the unsatisfiable core [2023-12-02 22:22:05,352 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:22:05,368 INFO L134 CoverageAnalysis]: Checked inductivity of 474 backedges. 69 proven. 13 refuted. 0 times theorem prover too weak. 392 trivial. 0 not checked. [2023-12-02 22:22:05,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:22:05,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 572 states to 144 states and 492 transitions. [2023-12-02 22:22:05,852 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 492 transitions. [2023-12-02 22:22:05,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2023-12-02 22:22:05,854 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:22:05,854 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:22:05,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:22:05,892 INFO L262 TraceCheckSpWp]: Trace formula consists of 224 conjuncts, 22 conjunts are in the unsatisfiable core [2023-12-02 22:22:05,894 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:22:06,096 INFO L134 CoverageAnalysis]: Checked inductivity of 483 backedges. 30 proven. 33 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2023-12-02 22:22:07,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:22:07,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 577 states to 147 states and 497 transitions. [2023-12-02 22:22:07,602 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 497 transitions. [2023-12-02 22:22:07,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2023-12-02 22:22:07,603 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:22:07,604 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:22:07,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:22:07,646 INFO L262 TraceCheckSpWp]: Trace formula consists of 224 conjuncts, 22 conjunts are in the unsatisfiable core [2023-12-02 22:22:07,647 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:22:07,721 INFO L134 CoverageAnalysis]: Checked inductivity of 483 backedges. 30 proven. 33 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2023-12-02 22:22:08,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:22:08,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 581 states to 150 states and 501 transitions. [2023-12-02 22:22:08,914 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 501 transitions. [2023-12-02 22:22:08,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2023-12-02 22:22:08,915 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:22:08,915 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:22:08,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:22:08,961 INFO L262 TraceCheckSpWp]: Trace formula consists of 224 conjuncts, 9 conjunts are in the unsatisfiable core [2023-12-02 22:22:08,963 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:22:09,314 INFO L134 CoverageAnalysis]: Checked inductivity of 480 backedges. 30 proven. 330 refuted. 0 times theorem prover too weak. 120 trivial. 0 not checked. [2023-12-02 22:22:13,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:22:13,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 736 states to 162 states and 635 transitions. [2023-12-02 22:22:13,253 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 635 transitions. [2023-12-02 22:22:13,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2023-12-02 22:22:13,254 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:22:13,254 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:22:13,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:22:13,298 INFO L262 TraceCheckSpWp]: Trace formula consists of 224 conjuncts, 22 conjunts are in the unsatisfiable core [2023-12-02 22:22:13,299 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:22:13,385 INFO L134 CoverageAnalysis]: Checked inductivity of 483 backedges. 30 proven. 33 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2023-12-02 22:22:14,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:22:14,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 740 states to 165 states and 639 transitions. [2023-12-02 22:22:14,764 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 639 transitions. [2023-12-02 22:22:14,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2023-12-02 22:22:14,765 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:22:14,765 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:22:14,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:22:14,806 INFO L262 TraceCheckSpWp]: Trace formula consists of 224 conjuncts, 9 conjunts are in the unsatisfiable core [2023-12-02 22:22:14,807 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:22:14,885 INFO L134 CoverageAnalysis]: Checked inductivity of 480 backedges. 30 proven. 330 refuted. 0 times theorem prover too weak. 120 trivial. 0 not checked. [2023-12-02 22:22:15,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:22:15,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 739 states to 165 states and 638 transitions. [2023-12-02 22:22:15,397 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 638 transitions. [2023-12-02 22:22:15,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2023-12-02 22:22:15,398 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:22:15,398 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:22:15,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:22:15,441 INFO L262 TraceCheckSpWp]: Trace formula consists of 224 conjuncts, 9 conjunts are in the unsatisfiable core [2023-12-02 22:22:15,443 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:22:15,514 INFO L134 CoverageAnalysis]: Checked inductivity of 480 backedges. 30 proven. 330 refuted. 0 times theorem prover too weak. 120 trivial. 0 not checked. [2023-12-02 22:22:16,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:22:16,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 738 states to 165 states and 637 transitions. [2023-12-02 22:22:16,049 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 637 transitions. [2023-12-02 22:22:16,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2023-12-02 22:22:16,050 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:22:16,050 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:22:16,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:22:16,097 INFO L262 TraceCheckSpWp]: Trace formula consists of 220 conjuncts, 30 conjunts are in the unsatisfiable core [2023-12-02 22:22:16,100 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:22:16,722 INFO L134 CoverageAnalysis]: Checked inductivity of 536 backedges. 31 proven. 70 refuted. 0 times theorem prover too weak. 435 trivial. 0 not checked. [2023-12-02 22:22:21,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:22:21,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 794 states to 173 states and 693 transitions. [2023-12-02 22:22:21,132 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 693 transitions. [2023-12-02 22:22:21,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2023-12-02 22:22:21,133 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:22:21,133 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:22:21,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:22:21,176 INFO L262 TraceCheckSpWp]: Trace formula consists of 220 conjuncts, 32 conjunts are in the unsatisfiable core [2023-12-02 22:22:21,178 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:22:21,906 INFO L134 CoverageAnalysis]: Checked inductivity of 536 backedges. 31 proven. 70 refuted. 0 times theorem prover too weak. 435 trivial. 0 not checked. [2023-12-02 22:22:25,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:22:25,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 833 states to 182 states and 732 transitions. [2023-12-02 22:22:25,782 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 732 transitions. [2023-12-02 22:22:25,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2023-12-02 22:22:25,783 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:22:25,783 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:22:25,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:22:25,828 INFO L262 TraceCheckSpWp]: Trace formula consists of 220 conjuncts, 30 conjunts are in the unsatisfiable core [2023-12-02 22:22:25,830 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:22:26,006 INFO L134 CoverageAnalysis]: Checked inductivity of 536 backedges. 31 proven. 70 refuted. 0 times theorem prover too weak. 435 trivial. 0 not checked. [2023-12-02 22:22:26,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:22:26,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 834 states to 183 states and 733 transitions. [2023-12-02 22:22:26,699 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 733 transitions. [2023-12-02 22:22:26,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2023-12-02 22:22:26,701 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:22:26,701 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:22:26,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:22:26,750 INFO L262 TraceCheckSpWp]: Trace formula consists of 220 conjuncts, 30 conjunts are in the unsatisfiable core [2023-12-02 22:22:26,751 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:22:26,937 INFO L134 CoverageAnalysis]: Checked inductivity of 536 backedges. 31 proven. 70 refuted. 0 times theorem prover too weak. 435 trivial. 0 not checked. [2023-12-02 22:22:28,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:22:28,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 835 states to 184 states and 734 transitions. [2023-12-02 22:22:28,773 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 734 transitions. [2023-12-02 22:22:28,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2023-12-02 22:22:28,774 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:22:28,774 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:22:28,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:22:28,828 INFO L262 TraceCheckSpWp]: Trace formula consists of 220 conjuncts, 30 conjunts are in the unsatisfiable core [2023-12-02 22:22:28,829 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:22:28,995 INFO L134 CoverageAnalysis]: Checked inductivity of 536 backedges. 31 proven. 70 refuted. 0 times theorem prover too weak. 435 trivial. 0 not checked. [2023-12-02 22:22:30,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:22:30,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 834 states to 184 states and 733 transitions. [2023-12-02 22:22:30,035 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 733 transitions. [2023-12-02 22:22:30,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2023-12-02 22:22:30,036 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:22:30,036 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:22:30,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:22:30,077 INFO L262 TraceCheckSpWp]: Trace formula consists of 233 conjuncts, 33 conjunts are in the unsatisfiable core [2023-12-02 22:22:30,079 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:22:31,437 INFO L134 CoverageAnalysis]: Checked inductivity of 548 backedges. 31 proven. 82 refuted. 0 times theorem prover too weak. 435 trivial. 0 not checked. [2023-12-02 22:22:34,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:22:34,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 858 states to 188 states and 757 transitions. [2023-12-02 22:22:34,438 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 757 transitions. [2023-12-02 22:22:34,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2023-12-02 22:22:34,439 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:22:34,439 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:22:34,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:22:34,489 INFO L262 TraceCheckSpWp]: Trace formula consists of 233 conjuncts, 33 conjunts are in the unsatisfiable core [2023-12-02 22:22:34,491 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:22:35,697 INFO L134 CoverageAnalysis]: Checked inductivity of 548 backedges. 31 proven. 82 refuted. 0 times theorem prover too weak. 435 trivial. 0 not checked. [2023-12-02 22:22:36,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:22:36,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 857 states to 188 states and 756 transitions. [2023-12-02 22:22:36,292 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 756 transitions. [2023-12-02 22:22:36,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2023-12-02 22:22:36,293 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:22:36,293 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:22:36,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:22:36,338 INFO L262 TraceCheckSpWp]: Trace formula consists of 233 conjuncts, 33 conjunts are in the unsatisfiable core [2023-12-02 22:22:36,340 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:22:37,636 INFO L134 CoverageAnalysis]: Checked inductivity of 548 backedges. 31 proven. 82 refuted. 0 times theorem prover too weak. 435 trivial. 0 not checked. [2023-12-02 22:22:38,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:22:38,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 859 states to 190 states and 758 transitions. [2023-12-02 22:22:38,827 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 758 transitions. [2023-12-02 22:22:38,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2023-12-02 22:22:38,828 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:22:38,828 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:22:38,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:22:38,879 INFO L262 TraceCheckSpWp]: Trace formula consists of 233 conjuncts, 33 conjunts are in the unsatisfiable core [2023-12-02 22:22:38,881 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:22:40,099 INFO L134 CoverageAnalysis]: Checked inductivity of 548 backedges. 31 proven. 82 refuted. 0 times theorem prover too weak. 435 trivial. 0 not checked. [2023-12-02 22:22:41,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:22:41,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 861 states to 192 states and 760 transitions. [2023-12-02 22:22:41,775 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 760 transitions. [2023-12-02 22:22:41,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2023-12-02 22:22:41,776 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:22:41,776 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:22:41,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:22:41,824 INFO L262 TraceCheckSpWp]: Trace formula consists of 233 conjuncts, 33 conjunts are in the unsatisfiable core [2023-12-02 22:22:41,825 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:22:43,022 INFO L134 CoverageAnalysis]: Checked inductivity of 548 backedges. 31 proven. 82 refuted. 0 times theorem prover too weak. 435 trivial. 0 not checked. [2023-12-02 22:22:44,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:22:44,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 863 states to 194 states and 762 transitions. [2023-12-02 22:22:44,658 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 762 transitions. [2023-12-02 22:22:44,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2023-12-02 22:22:44,659 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:22:44,659 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:22:44,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:22:44,698 INFO L262 TraceCheckSpWp]: Trace formula consists of 229 conjuncts, 31 conjunts are in the unsatisfiable core [2023-12-02 22:22:44,700 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:22:45,559 INFO L134 CoverageAnalysis]: Checked inductivity of 602 backedges. 33 proven. 73 refuted. 0 times theorem prover too weak. 496 trivial. 0 not checked. [2023-12-02 22:22:47,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:22:47,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 893 states to 197 states and 792 transitions. [2023-12-02 22:22:47,606 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 792 transitions. [2023-12-02 22:22:47,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2023-12-02 22:22:47,607 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:22:47,607 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:22:47,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:22:47,657 INFO L262 TraceCheckSpWp]: Trace formula consists of 242 conjuncts, 37 conjunts are in the unsatisfiable core [2023-12-02 22:22:47,658 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:22:48,432 INFO L134 CoverageAnalysis]: Checked inductivity of 617 backedges. 33 proven. 88 refuted. 0 times theorem prover too weak. 496 trivial. 0 not checked. [2023-12-02 22:22:52,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:22:52,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 930 states to 202 states and 823 transitions. [2023-12-02 22:22:52,238 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 823 transitions. [2023-12-02 22:22:52,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2023-12-02 22:22:52,239 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:22:52,239 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:22:52,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:22:52,287 INFO L262 TraceCheckSpWp]: Trace formula consists of 242 conjuncts, 37 conjunts are in the unsatisfiable core [2023-12-02 22:22:52,289 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:22:52,899 INFO L134 CoverageAnalysis]: Checked inductivity of 617 backedges. 33 proven. 88 refuted. 0 times theorem prover too weak. 496 trivial. 0 not checked. [2023-12-02 22:22:55,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:22:55,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 936 states to 204 states and 824 transitions. [2023-12-02 22:22:55,101 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 824 transitions. [2023-12-02 22:22:55,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2023-12-02 22:22:55,103 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:22:55,103 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:22:55,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:22:55,154 INFO L262 TraceCheckSpWp]: Trace formula consists of 242 conjuncts, 37 conjunts are in the unsatisfiable core [2023-12-02 22:22:55,156 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:22:55,774 INFO L134 CoverageAnalysis]: Checked inductivity of 617 backedges. 33 proven. 88 refuted. 0 times theorem prover too weak. 496 trivial. 0 not checked. [2023-12-02 22:22:57,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:22:57,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 938 states to 206 states and 826 transitions. [2023-12-02 22:22:57,018 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 826 transitions. [2023-12-02 22:22:57,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2023-12-02 22:22:57,020 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:22:57,020 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:22:57,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:22:57,068 INFO L262 TraceCheckSpWp]: Trace formula consists of 242 conjuncts, 37 conjunts are in the unsatisfiable core [2023-12-02 22:22:57,070 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:22:57,667 INFO L134 CoverageAnalysis]: Checked inductivity of 617 backedges. 33 proven. 88 refuted. 0 times theorem prover too weak. 496 trivial. 0 not checked. [2023-12-02 22:22:58,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:22:58,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 938 states to 206 states and 824 transitions. [2023-12-02 22:22:58,368 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 824 transitions. [2023-12-02 22:22:58,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2023-12-02 22:22:58,369 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:22:58,369 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:22:58,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:22:58,422 INFO L262 TraceCheckSpWp]: Trace formula consists of 242 conjuncts, 37 conjunts are in the unsatisfiable core [2023-12-02 22:22:58,423 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:22:58,988 INFO L134 CoverageAnalysis]: Checked inductivity of 617 backedges. 33 proven. 88 refuted. 0 times theorem prover too weak. 496 trivial. 0 not checked. [2023-12-02 22:23:00,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:23:00,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 941 states to 208 states and 825 transitions. [2023-12-02 22:23:00,527 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 825 transitions. [2023-12-02 22:23:00,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2023-12-02 22:23:00,528 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:23:00,528 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:23:00,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:23:00,573 INFO L262 TraceCheckSpWp]: Trace formula consists of 238 conjuncts, 35 conjunts are in the unsatisfiable core [2023-12-02 22:23:00,575 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:23:01,163 INFO L134 CoverageAnalysis]: Checked inductivity of 672 backedges. 35 proven. 76 refuted. 0 times theorem prover too weak. 561 trivial. 0 not checked. [2023-12-02 22:23:03,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:23:03,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 975 states to 212 states and 859 transitions. [2023-12-02 22:23:03,539 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 859 transitions. [2023-12-02 22:23:03,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2023-12-02 22:23:03,540 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:23:03,540 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:23:03,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:23:03,588 INFO L262 TraceCheckSpWp]: Trace formula consists of 251 conjuncts, 37 conjunts are in the unsatisfiable core [2023-12-02 22:23:03,590 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:23:03,951 INFO L134 CoverageAnalysis]: Checked inductivity of 690 backedges. 35 proven. 94 refuted. 0 times theorem prover too weak. 561 trivial. 0 not checked. [2023-12-02 22:23:05,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:23:05,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 995 states to 213 states and 867 transitions. [2023-12-02 22:23:05,708 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 867 transitions. [2023-12-02 22:23:05,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2023-12-02 22:23:05,709 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:23:05,709 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:23:05,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:23:05,763 INFO L262 TraceCheckSpWp]: Trace formula consists of 260 conjuncts, 29 conjunts are in the unsatisfiable core [2023-12-02 22:23:05,764 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:23:06,042 INFO L134 CoverageAnalysis]: Checked inductivity of 767 backedges. 37 proven. 100 refuted. 0 times theorem prover too weak. 630 trivial. 0 not checked. [2023-12-02 22:23:07,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:23:07,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1007 states to 214 states and 879 transitions. [2023-12-02 22:23:07,033 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 879 transitions. [2023-12-02 22:23:07,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2023-12-02 22:23:07,034 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:23:07,034 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:23:07,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:23:07,076 INFO L262 TraceCheckSpWp]: Trace formula consists of 270 conjuncts, 11 conjunts are in the unsatisfiable core [2023-12-02 22:23:07,078 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:23:07,096 INFO L134 CoverageAnalysis]: Checked inductivity of 848 backedges. 99 proven. 13 refuted. 0 times theorem prover too weak. 736 trivial. 0 not checked. [2023-12-02 22:23:07,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:23:07,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1015 states to 214 states and 875 transitions. [2023-12-02 22:23:07,909 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 875 transitions. [2023-12-02 22:23:07,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2023-12-02 22:23:07,910 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:23:07,910 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:23:07,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:23:07,949 INFO L262 TraceCheckSpWp]: Trace formula consists of 283 conjuncts, 11 conjunts are in the unsatisfiable core [2023-12-02 22:23:07,951 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:23:08,464 INFO L134 CoverageAnalysis]: Checked inductivity of 856 backedges. 40 proven. 656 refuted. 0 times theorem prover too weak. 160 trivial. 0 not checked. [2023-12-02 22:23:14,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:23:14,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1200 states to 226 states and 1033 transitions. [2023-12-02 22:23:14,374 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 1033 transitions. [2023-12-02 22:23:14,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2023-12-02 22:23:14,376 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:23:14,376 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:23:14,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:23:14,428 INFO L262 TraceCheckSpWp]: Trace formula consists of 283 conjuncts, 26 conjunts are in the unsatisfiable core [2023-12-02 22:23:14,430 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:23:14,760 INFO L134 CoverageAnalysis]: Checked inductivity of 860 backedges. 40 proven. 60 refuted. 0 times theorem prover too weak. 760 trivial. 0 not checked. [2023-12-02 22:23:16,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:23:16,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1204 states to 229 states and 1037 transitions. [2023-12-02 22:23:16,714 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states and 1037 transitions. [2023-12-02 22:23:16,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2023-12-02 22:23:16,715 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:23:16,715 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:23:16,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:23:16,756 INFO L262 TraceCheckSpWp]: Trace formula consists of 283 conjuncts, 26 conjunts are in the unsatisfiable core [2023-12-02 22:23:16,757 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:23:16,844 INFO L134 CoverageAnalysis]: Checked inductivity of 860 backedges. 40 proven. 60 refuted. 0 times theorem prover too weak. 760 trivial. 0 not checked. [2023-12-02 22:23:19,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:23:19,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1208 states to 232 states and 1041 transitions. [2023-12-02 22:23:19,017 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 1041 transitions. [2023-12-02 22:23:19,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2023-12-02 22:23:19,018 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:23:19,018 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:23:19,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:23:19,060 INFO L262 TraceCheckSpWp]: Trace formula consists of 283 conjuncts, 11 conjunts are in the unsatisfiable core [2023-12-02 22:23:19,062 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:23:19,184 INFO L134 CoverageAnalysis]: Checked inductivity of 856 backedges. 40 proven. 656 refuted. 0 times theorem prover too weak. 160 trivial. 0 not checked. [2023-12-02 22:23:19,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:23:19,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1207 states to 232 states and 1040 transitions. [2023-12-02 22:23:19,931 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 1040 transitions. [2023-12-02 22:23:19,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2023-12-02 22:23:19,932 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:23:19,932 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:23:19,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:23:19,973 INFO L262 TraceCheckSpWp]: Trace formula consists of 283 conjuncts, 26 conjunts are in the unsatisfiable core [2023-12-02 22:23:19,975 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:23:20,061 INFO L134 CoverageAnalysis]: Checked inductivity of 860 backedges. 40 proven. 60 refuted. 0 times theorem prover too weak. 760 trivial. 0 not checked. [2023-12-02 22:23:22,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:23:22,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1212 states to 235 states and 1045 transitions. [2023-12-02 22:23:22,408 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 1045 transitions. [2023-12-02 22:23:22,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2023-12-02 22:23:22,410 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:23:22,410 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:23:22,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:23:22,462 INFO L262 TraceCheckSpWp]: Trace formula consists of 283 conjuncts, 11 conjunts are in the unsatisfiable core [2023-12-02 22:23:22,463 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:23:22,557 INFO L134 CoverageAnalysis]: Checked inductivity of 856 backedges. 40 proven. 656 refuted. 0 times theorem prover too weak. 160 trivial. 0 not checked. [2023-12-02 22:23:23,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:23:23,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1211 states to 235 states and 1044 transitions. [2023-12-02 22:23:23,342 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 1044 transitions. [2023-12-02 22:23:23,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2023-12-02 22:23:23,343 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:23:23,343 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:23:23,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:23:23,382 INFO L262 TraceCheckSpWp]: Trace formula consists of 283 conjuncts, 26 conjunts are in the unsatisfiable core [2023-12-02 22:23:23,384 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:23:23,479 INFO L134 CoverageAnalysis]: Checked inductivity of 860 backedges. 40 proven. 60 refuted. 0 times theorem prover too weak. 760 trivial. 0 not checked. [2023-12-02 22:23:25,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:23:25,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1215 states to 238 states and 1048 transitions. [2023-12-02 22:23:25,559 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 1048 transitions. [2023-12-02 22:23:25,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2023-12-02 22:23:25,560 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:23:25,560 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:23:25,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:23:25,607 INFO L262 TraceCheckSpWp]: Trace formula consists of 283 conjuncts, 11 conjunts are in the unsatisfiable core [2023-12-02 22:23:25,609 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:23:25,715 INFO L134 CoverageAnalysis]: Checked inductivity of 856 backedges. 40 proven. 656 refuted. 0 times theorem prover too weak. 160 trivial. 0 not checked. [2023-12-02 22:23:26,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:23:26,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1214 states to 238 states and 1047 transitions. [2023-12-02 22:23:26,487 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 1047 transitions. [2023-12-02 22:23:26,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2023-12-02 22:23:26,489 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:23:26,489 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:23:26,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:23:26,535 INFO L262 TraceCheckSpWp]: Trace formula consists of 279 conjuncts, 36 conjunts are in the unsatisfiable core [2023-12-02 22:23:26,536 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:23:27,474 INFO L134 CoverageAnalysis]: Checked inductivity of 930 backedges. 41 proven. 109 refuted. 0 times theorem prover too weak. 780 trivial. 0 not checked. [2023-12-02 22:23:34,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:23:34,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1285 states to 246 states and 1118 transitions. [2023-12-02 22:23:34,329 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 1118 transitions. [2023-12-02 22:23:34,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2023-12-02 22:23:34,330 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:23:34,330 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:23:34,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:23:34,388 INFO L262 TraceCheckSpWp]: Trace formula consists of 279 conjuncts, 36 conjunts are in the unsatisfiable core [2023-12-02 22:23:34,390 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:23:34,589 INFO L134 CoverageAnalysis]: Checked inductivity of 930 backedges. 41 proven. 109 refuted. 0 times theorem prover too weak. 780 trivial. 0 not checked. [2023-12-02 22:23:35,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:23:35,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1286 states to 247 states and 1119 transitions. [2023-12-02 22:23:35,499 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 1119 transitions. [2023-12-02 22:23:35,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2023-12-02 22:23:35,501 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:23:35,501 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:23:35,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:23:35,553 INFO L262 TraceCheckSpWp]: Trace formula consists of 279 conjuncts, 36 conjunts are in the unsatisfiable core [2023-12-02 22:23:35,554 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:23:35,772 INFO L134 CoverageAnalysis]: Checked inductivity of 930 backedges. 41 proven. 109 refuted. 0 times theorem prover too weak. 780 trivial. 0 not checked. [2023-12-02 22:23:37,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:23:37,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1285 states to 247 states and 1118 transitions. [2023-12-02 22:23:37,359 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 1118 transitions. [2023-12-02 22:23:37,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2023-12-02 22:23:37,360 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:23:37,360 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:23:37,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:23:37,414 INFO L262 TraceCheckSpWp]: Trace formula consists of 279 conjuncts, 36 conjunts are in the unsatisfiable core [2023-12-02 22:23:37,415 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:23:37,626 INFO L134 CoverageAnalysis]: Checked inductivity of 930 backedges. 41 proven. 109 refuted. 0 times theorem prover too weak. 780 trivial. 0 not checked. [2023-12-02 22:23:39,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:23:39,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1286 states to 248 states and 1119 transitions. [2023-12-02 22:23:39,931 INFO L276 IsEmpty]: Start isEmpty. Operand 248 states and 1119 transitions. [2023-12-02 22:23:39,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2023-12-02 22:23:39,933 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:23:39,933 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:23:39,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:23:39,981 INFO L262 TraceCheckSpWp]: Trace formula consists of 279 conjuncts, 36 conjunts are in the unsatisfiable core [2023-12-02 22:23:39,983 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:23:40,184 INFO L134 CoverageAnalysis]: Checked inductivity of 930 backedges. 41 proven. 109 refuted. 0 times theorem prover too weak. 780 trivial. 0 not checked. [2023-12-02 22:23:40,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:23:40,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1287 states to 249 states and 1120 transitions. [2023-12-02 22:23:40,986 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 1120 transitions. [2023-12-02 22:23:40,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2023-12-02 22:23:40,987 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:23:40,987 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:23:41,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:23:41,041 INFO L262 TraceCheckSpWp]: Trace formula consists of 279 conjuncts, 36 conjunts are in the unsatisfiable core [2023-12-02 22:23:41,042 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:23:41,263 INFO L134 CoverageAnalysis]: Checked inductivity of 930 backedges. 41 proven. 109 refuted. 0 times theorem prover too weak. 780 trivial. 0 not checked. [2023-12-02 22:23:42,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:23:42,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1286 states to 249 states and 1119 transitions. [2023-12-02 22:23:42,953 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 1119 transitions. [2023-12-02 22:23:42,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2023-12-02 22:23:42,954 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:23:42,954 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:23:43,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:23:43,009 INFO L262 TraceCheckSpWp]: Trace formula consists of 292 conjuncts, 39 conjunts are in the unsatisfiable core [2023-12-02 22:23:43,011 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:23:45,862 INFO L134 CoverageAnalysis]: Checked inductivity of 946 backedges. 41 proven. 125 refuted. 0 times theorem prover too weak. 780 trivial. 0 not checked. [2023-12-02 22:23:49,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:23:49,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1313 states to 253 states and 1146 transitions. [2023-12-02 22:23:49,799 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 1146 transitions. [2023-12-02 22:23:49,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2023-12-02 22:23:49,801 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:23:49,801 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:23:49,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:23:49,858 INFO L262 TraceCheckSpWp]: Trace formula consists of 292 conjuncts, 39 conjunts are in the unsatisfiable core [2023-12-02 22:23:49,860 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:23:52,413 INFO L134 CoverageAnalysis]: Checked inductivity of 946 backedges. 41 proven. 125 refuted. 0 times theorem prover too weak. 780 trivial. 0 not checked. [2023-12-02 22:23:55,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:23:55,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1315 states to 255 states and 1148 transitions. [2023-12-02 22:23:55,194 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states and 1148 transitions. [2023-12-02 22:23:55,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2023-12-02 22:23:55,195 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:23:55,195 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:23:55,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:23:55,247 INFO L262 TraceCheckSpWp]: Trace formula consists of 292 conjuncts, 39 conjunts are in the unsatisfiable core [2023-12-02 22:23:55,248 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:23:57,744 INFO L134 CoverageAnalysis]: Checked inductivity of 946 backedges. 41 proven. 125 refuted. 0 times theorem prover too weak. 780 trivial. 0 not checked. [2023-12-02 22:24:00,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:24:00,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1317 states to 257 states and 1150 transitions. [2023-12-02 22:24:00,011 INFO L276 IsEmpty]: Start isEmpty. Operand 257 states and 1150 transitions. [2023-12-02 22:24:00,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2023-12-02 22:24:00,012 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:24:00,012 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:24:00,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:24:00,060 INFO L262 TraceCheckSpWp]: Trace formula consists of 292 conjuncts, 39 conjunts are in the unsatisfiable core [2023-12-02 22:24:00,062 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:24:02,546 INFO L134 CoverageAnalysis]: Checked inductivity of 946 backedges. 41 proven. 125 refuted. 0 times theorem prover too weak. 780 trivial. 0 not checked. [2023-12-02 22:24:03,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:24:03,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1319 states to 259 states and 1152 transitions. [2023-12-02 22:24:03,975 INFO L276 IsEmpty]: Start isEmpty. Operand 259 states and 1152 transitions. [2023-12-02 22:24:03,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2023-12-02 22:24:03,976 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:24:03,976 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:24:04,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:24:04,026 INFO L262 TraceCheckSpWp]: Trace formula consists of 292 conjuncts, 39 conjunts are in the unsatisfiable core [2023-12-02 22:24:04,028 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:24:06,643 INFO L134 CoverageAnalysis]: Checked inductivity of 946 backedges. 41 proven. 125 refuted. 0 times theorem prover too weak. 780 trivial. 0 not checked. [2023-12-02 22:24:08,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:24:08,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1321 states to 261 states and 1154 transitions. [2023-12-02 22:24:08,926 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 1154 transitions. [2023-12-02 22:24:08,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2023-12-02 22:24:08,927 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:24:08,927 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:24:08,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:24:08,980 INFO L262 TraceCheckSpWp]: Trace formula consists of 288 conjuncts, 36 conjunts are in the unsatisfiable core [2023-12-02 22:24:08,982 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:24:10,478 INFO L134 CoverageAnalysis]: Checked inductivity of 1016 backedges. 43 proven. 112 refuted. 0 times theorem prover too weak. 861 trivial. 0 not checked. [2023-12-02 22:24:14,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:24:14,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1358 states to 264 states and 1191 transitions. [2023-12-02 22:24:14,650 INFO L276 IsEmpty]: Start isEmpty. Operand 264 states and 1191 transitions. [2023-12-02 22:24:14,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2023-12-02 22:24:14,652 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:24:14,652 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:24:14,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:24:14,704 INFO L262 TraceCheckSpWp]: Trace formula consists of 301 conjuncts, 45 conjunts are in the unsatisfiable core [2023-12-02 22:24:14,706 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:24:16,578 INFO L134 CoverageAnalysis]: Checked inductivity of 1036 backedges. 43 proven. 132 refuted. 0 times theorem prover too weak. 861 trivial. 0 not checked. [2023-12-02 22:24:22,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:24:22,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1400 states to 269 states and 1227 transitions. [2023-12-02 22:24:22,195 INFO L276 IsEmpty]: Start isEmpty. Operand 269 states and 1227 transitions. [2023-12-02 22:24:22,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2023-12-02 22:24:22,196 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:24:22,196 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:24:22,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:24:22,248 INFO L262 TraceCheckSpWp]: Trace formula consists of 301 conjuncts, 45 conjunts are in the unsatisfiable core [2023-12-02 22:24:22,250 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:24:23,766 INFO L134 CoverageAnalysis]: Checked inductivity of 1036 backedges. 43 proven. 132 refuted. 0 times theorem prover too weak. 861 trivial. 0 not checked. [2023-12-02 22:24:25,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:24:25,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1403 states to 271 states and 1228 transitions. [2023-12-02 22:24:25,894 INFO L276 IsEmpty]: Start isEmpty. Operand 271 states and 1228 transitions. [2023-12-02 22:24:25,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2023-12-02 22:24:25,895 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:24:25,895 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:24:25,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:24:25,953 INFO L262 TraceCheckSpWp]: Trace formula consists of 301 conjuncts, 45 conjunts are in the unsatisfiable core [2023-12-02 22:24:25,954 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:24:27,702 INFO L134 CoverageAnalysis]: Checked inductivity of 1036 backedges. 43 proven. 132 refuted. 0 times theorem prover too weak. 861 trivial. 0 not checked. [2023-12-02 22:24:29,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:24:29,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1406 states to 273 states and 1229 transitions. [2023-12-02 22:24:29,912 INFO L276 IsEmpty]: Start isEmpty. Operand 273 states and 1229 transitions. [2023-12-02 22:24:29,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2023-12-02 22:24:29,913 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:24:29,914 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:24:29,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:24:29,966 INFO L262 TraceCheckSpWp]: Trace formula consists of 301 conjuncts, 45 conjunts are in the unsatisfiable core [2023-12-02 22:24:29,968 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:24:31,475 INFO L134 CoverageAnalysis]: Checked inductivity of 1036 backedges. 43 proven. 132 refuted. 0 times theorem prover too weak. 861 trivial. 0 not checked. [2023-12-02 22:24:34,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:24:34,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1410 states to 275 states and 1230 transitions. [2023-12-02 22:24:34,045 INFO L276 IsEmpty]: Start isEmpty. Operand 275 states and 1230 transitions. [2023-12-02 22:24:34,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2023-12-02 22:24:34,047 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:24:34,047 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:24:34,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:24:34,105 INFO L262 TraceCheckSpWp]: Trace formula consists of 301 conjuncts, 45 conjunts are in the unsatisfiable core [2023-12-02 22:24:34,108 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:24:35,607 INFO L134 CoverageAnalysis]: Checked inductivity of 1036 backedges. 43 proven. 132 refuted. 0 times theorem prover too weak. 861 trivial. 0 not checked. [2023-12-02 22:24:37,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:24:37,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1411 states to 277 states and 1231 transitions. [2023-12-02 22:24:37,174 INFO L276 IsEmpty]: Start isEmpty. Operand 277 states and 1231 transitions. [2023-12-02 22:24:37,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2023-12-02 22:24:37,175 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:24:37,175 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:24:37,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:24:37,236 INFO L262 TraceCheckSpWp]: Trace formula consists of 297 conjuncts, 43 conjunts are in the unsatisfiable core [2023-12-02 22:24:37,238 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:24:38,899 INFO L134 CoverageAnalysis]: Checked inductivity of 1106 backedges. 45 proven. 115 refuted. 0 times theorem prover too weak. 946 trivial. 0 not checked. [2023-12-02 22:24:42,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:24:42,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1453 states to 281 states and 1273 transitions. [2023-12-02 22:24:42,985 INFO L276 IsEmpty]: Start isEmpty. Operand 281 states and 1273 transitions. [2023-12-02 22:24:42,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2023-12-02 22:24:42,986 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:24:42,986 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:24:43,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:24:43,043 INFO L262 TraceCheckSpWp]: Trace formula consists of 310 conjuncts, 42 conjunts are in the unsatisfiable core [2023-12-02 22:24:43,045 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:24:43,853 INFO L134 CoverageAnalysis]: Checked inductivity of 1130 backedges. 45 proven. 139 refuted. 0 times theorem prover too weak. 946 trivial. 0 not checked. [2023-12-02 22:24:46,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:24:46,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1483 states to 282 states and 1288 transitions. [2023-12-02 22:24:46,991 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 1288 transitions. [2023-12-02 22:24:46,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2023-12-02 22:24:46,992 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:24:46,993 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:24:47,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:24:47,049 INFO L262 TraceCheckSpWp]: Trace formula consists of 319 conjuncts, 33 conjunts are in the unsatisfiable core [2023-12-02 22:24:47,051 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:24:47,441 INFO L134 CoverageAnalysis]: Checked inductivity of 1228 backedges. 47 proven. 146 refuted. 0 times theorem prover too weak. 1035 trivial. 0 not checked. [2023-12-02 22:24:49,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:24:49,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1508 states to 284 states and 1313 transitions. [2023-12-02 22:24:49,875 INFO L276 IsEmpty]: Start isEmpty. Operand 284 states and 1313 transitions. [2023-12-02 22:24:49,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2023-12-02 22:24:49,877 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:24:49,877 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:24:49,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:24:49,922 INFO L262 TraceCheckSpWp]: Trace formula consists of 329 conjuncts, 11 conjunts are in the unsatisfiable core [2023-12-02 22:24:49,924 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:24:49,943 INFO L134 CoverageAnalysis]: Checked inductivity of 1330 backedges. 129 proven. 13 refuted. 0 times theorem prover too weak. 1188 trivial. 0 not checked. [2023-12-02 22:24:50,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:24:50,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1518 states to 284 states and 1308 transitions. [2023-12-02 22:24:50,981 INFO L276 IsEmpty]: Start isEmpty. Operand 284 states and 1308 transitions. [2023-12-02 22:24:50,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2023-12-02 22:24:50,983 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:24:50,983 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:24:51,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:24:51,027 INFO L262 TraceCheckSpWp]: Trace formula consists of 342 conjuncts, 13 conjunts are in the unsatisfiable core [2023-12-02 22:24:51,029 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:24:52,133 INFO L134 CoverageAnalysis]: Checked inductivity of 1345 backedges. 1140 proven. 5 refuted. 0 times theorem prover too weak. 200 trivial. 0 not checked. [2023-12-02 22:25:04,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:25:04,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1806 states to 314 states and 1558 transitions. [2023-12-02 22:25:04,129 INFO L276 IsEmpty]: Start isEmpty. Operand 314 states and 1558 transitions. [2023-12-02 22:25:04,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2023-12-02 22:25:04,131 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:25:04,131 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:25:04,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:25:04,189 INFO L262 TraceCheckSpWp]: Trace formula consists of 342 conjuncts, 30 conjunts are in the unsatisfiable core [2023-12-02 22:25:04,190 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:25:04,561 INFO L134 CoverageAnalysis]: Checked inductivity of 1340 backedges. 50 proven. 90 refuted. 0 times theorem prover too weak. 1200 trivial. 0 not checked. [2023-12-02 22:25:07,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:25:07,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1810 states to 317 states and 1562 transitions. [2023-12-02 22:25:07,738 INFO L276 IsEmpty]: Start isEmpty. Operand 317 states and 1562 transitions. [2023-12-02 22:25:07,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2023-12-02 22:25:07,740 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:25:07,740 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:25:07,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:25:07,791 INFO L262 TraceCheckSpWp]: Trace formula consists of 342 conjuncts, 13 conjunts are in the unsatisfiable core [2023-12-02 22:25:07,793 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:25:08,618 INFO L134 CoverageAnalysis]: Checked inductivity of 1345 backedges. 1140 proven. 5 refuted. 0 times theorem prover too weak. 200 trivial. 0 not checked. [2023-12-02 22:25:14,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:25:14,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1811 states to 324 states and 1563 transitions. [2023-12-02 22:25:14,396 INFO L276 IsEmpty]: Start isEmpty. Operand 324 states and 1563 transitions. [2023-12-02 22:25:14,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2023-12-02 22:25:14,398 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:25:14,398 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:25:14,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:25:14,443 INFO L262 TraceCheckSpWp]: Trace formula consists of 342 conjuncts, 13 conjunts are in the unsatisfiable core [2023-12-02 22:25:14,445 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:25:15,227 INFO L134 CoverageAnalysis]: Checked inductivity of 1345 backedges. 1140 proven. 5 refuted. 0 times theorem prover too weak. 200 trivial. 0 not checked. [2023-12-02 22:25:18,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:25:18,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1808 states to 103 states and 478 transitions. [2023-12-02 22:25:18,244 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 478 transitions. [2023-12-02 22:25:18,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2023-12-02 22:25:18,245 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:25:18,245 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:25:18,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:25:18,305 INFO L262 TraceCheckSpWp]: Trace formula consists of 338 conjuncts, 42 conjunts are in the unsatisfiable core [2023-12-02 22:25:18,307 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:25:19,598 INFO L134 CoverageAnalysis]: Checked inductivity of 1432 backedges. 51 proven. 156 refuted. 0 times theorem prover too weak. 1225 trivial. 0 not checked. [2023-12-02 22:25:29,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:25:29,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1851 states to 105 states and 502 transitions. [2023-12-02 22:25:29,385 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 502 transitions. [2023-12-02 22:25:29,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2023-12-02 22:25:29,386 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:25:29,386 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:25:29,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 22:25:29,450 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-02 22:25:29,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 22:25:29,522 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 102 iterations. [2023-12-02 22:25:29,561 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~post5 could not be translated [2023-12-02 22:25:29,564 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~post5 could not be translated [2023-12-02 22:25:29,566 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~post5 could not be translated [2023-12-02 22:25:29,568 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~post5 could not be translated [2023-12-02 22:25:29,570 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~post5 could not be translated [2023-12-02 22:25:29,572 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~post5 could not be translated [2023-12-02 22:25:29,585 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 02.12 10:25:29 ImpRootNode [2023-12-02 22:25:29,585 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-12-02 22:25:29,586 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-12-02 22:25:29,586 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-12-02 22:25:29,586 INFO L274 PluginConnector]: Witness Printer initialized [2023-12-02 22:25:29,586 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 10:21:20" (3/4) ... [2023-12-02 22:25:29,587 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2023-12-02 22:25:29,597 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~post5 could not be translated [2023-12-02 22:25:29,599 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~post5 could not be translated [2023-12-02 22:25:29,600 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~post5 could not be translated [2023-12-02 22:25:29,601 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~post5 could not be translated [2023-12-02 22:25:29,602 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~post5 could not be translated [2023-12-02 22:25:29,604 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~post5 could not be translated [2023-12-02 22:25:29,664 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a884ec74-ce58-485c-8e85-03afd382b068/bin/ukojak-verify-Qdu7aM0XO9/witness.graphml [2023-12-02 22:25:29,664 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-12-02 22:25:29,665 INFO L158 Benchmark]: Toolchain (without parser) took 250286.35ms. Allocated memory was 178.3MB in the beginning and 1.5GB in the end (delta: 1.3GB). Free memory was 130.2MB in the beginning and 984.0MB in the end (delta: -853.7MB). Peak memory consumption was 470.7MB. Max. memory is 16.1GB. [2023-12-02 22:25:29,665 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 100.7MB. Free memory is still 50.3MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 22:25:29,665 INFO L158 Benchmark]: CACSL2BoogieTranslator took 258.38ms. Allocated memory is still 178.3MB. Free memory was 130.2MB in the beginning and 119.1MB in the end (delta: 11.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-12-02 22:25:29,666 INFO L158 Benchmark]: Boogie Procedure Inliner took 35.11ms. Allocated memory is still 178.3MB. Free memory was 119.1MB in the beginning and 117.5MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-02 22:25:29,666 INFO L158 Benchmark]: Boogie Preprocessor took 24.98ms. Allocated memory is still 178.3MB. Free memory was 117.5MB in the beginning and 116.2MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-02 22:25:29,667 INFO L158 Benchmark]: RCFGBuilder took 324.04ms. Allocated memory is still 178.3MB. Free memory was 116.2MB in the beginning and 103.5MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-12-02 22:25:29,667 INFO L158 Benchmark]: CodeCheck took 249559.73ms. Allocated memory was 178.3MB in the beginning and 1.5GB in the end (delta: 1.3GB). Free memory was 103.5MB in the beginning and 989.2MB in the end (delta: -885.7MB). Peak memory consumption was 439.3MB. Max. memory is 16.1GB. [2023-12-02 22:25:29,667 INFO L158 Benchmark]: Witness Printer took 78.57ms. Allocated memory is still 1.5GB. Free memory was 989.2MB in the beginning and 984.0MB in the end (delta: 5.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-12-02 22:25:29,669 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 2 procedures, 23 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 249.5s, OverallIterations: 102, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 22699 SdHoareTripleChecker+Valid, 509.5s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 17130 mSDsluCounter, 4280 SdHoareTripleChecker+Invalid, 458.6s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1472 mSDsCounter, 84240 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 280473 IncrementalHoareTripleChecker+Invalid, 364713 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 84240 mSolverCounterUnsat, 2808 mSDtfsCounter, 280473 mSolverCounterSat, 3.6s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 130181 GetRequests, 125467 SyntacticMatches, 3434 SemanticMatches, 1280 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1381782 ImplicationChecksByTransitivity, 212.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.5s SsaConstructionTime, 2.8s SatisfiabilityAnalysisTime, 55.4s InterpolantComputationTime, 9182 NumberOfCodeBlocks, 9182 NumberOfCodeBlocksAsserted, 102 NumberOfCheckSat, 8929 ConstructedInterpolants, 0 QuantifiedInterpolants, 33638 SizeOfPredicates, 243 NumberOfNonLiveVariables, 21662 ConjunctsInSsa, 2544 ConjunctsInUnsatCore, 101 InterpolantComputations, 3 PerfectInterpolantSequences, 47835/57270 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 - CounterExampleResult [Line: 17]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L22] int counter = 0; [L24] short a; [L25] long long n, x, y, z; [L26] a = __VERIFIER_nondet_ushort() [L28] n = 0 [L29] x = 0 [L30] y = 1 [L31] z = 6 VAL [a=5, counter=0, n=0, x=0, y=1, z=6] [L33] EXPR counter++ VAL [a=5, counter=1, n=0, x=0, y=1, z=6] [L33] COND TRUE counter++<5 [L34] CALL __VERIFIER_assert(z == 6 * n + 6) VAL [\old(cond)=1, counter=1] [L15] COND FALSE !(!(cond)) VAL [\old(cond)=1, cond=1, counter=1] [L34] RET __VERIFIER_assert(z == 6 * n + 6) VAL [a=5, counter=1, n=0, x=0, y=1, z=6] [L35] CALL __VERIFIER_assert(y == 3 * n * n + 3 * n + 1) VAL [\old(cond)=1, counter=1] [L15] COND FALSE !(!(cond)) VAL [\old(cond)=1, cond=1, counter=1] [L35] RET __VERIFIER_assert(y == 3 * n * n + 3 * n + 1) VAL [a=5, counter=1, n=0, x=0, y=1, z=6] [L36] CALL __VERIFIER_assert(x == n * n * n) VAL [\old(cond)=1, counter=1] [L15] COND FALSE !(!(cond)) VAL [\old(cond)=1, cond=1, counter=1] [L36] RET __VERIFIER_assert(x == n * n * n) VAL [a=5, counter=1, n=0, x=0, y=1, z=6] [L37] CALL __VERIFIER_assert(y*z - 18*x - 12*y + 2*z - 6 == 0) VAL [\old(cond)=1, counter=1] [L15] COND FALSE !(!(cond)) VAL [\old(cond)=1, cond=1, counter=1] [L37] RET __VERIFIER_assert(y*z - 18*x - 12*y + 2*z - 6 == 0) VAL [a=5, counter=1, n=0, x=0, y=1, z=6] [L38] CALL __VERIFIER_assert((z*z) - 12*y - 6*z + 12 == 0) VAL [\old(cond)=1, counter=1] [L15] COND FALSE !(!(cond)) VAL [\old(cond)=1, cond=1, counter=1] [L38] RET __VERIFIER_assert((z*z) - 12*y - 6*z + 12 == 0) VAL [a=5, counter=1, n=0, x=0, y=1, z=6] [L39] COND FALSE !(!(n <= a)) [L42] n = n + 1 [L43] x = x + y [L44] y = y + z [L45] z = z + 6 VAL [a=5, counter=1, n=1, x=1, y=7, z=12] [L33] EXPR counter++ VAL [a=5, counter=2, n=1, x=1, y=7, z=12] [L33] COND TRUE counter++<5 [L34] CALL __VERIFIER_assert(z == 6 * n + 6) VAL [\old(cond)=1, counter=2] [L15] COND FALSE !(!(cond)) VAL [\old(cond)=1, cond=1, counter=2] [L34] RET __VERIFIER_assert(z == 6 * n + 6) VAL [a=5, counter=2, n=1, x=1, y=7, z=12] [L35] CALL __VERIFIER_assert(y == 3 * n * n + 3 * n + 1) VAL [\old(cond)=1, counter=2] [L15] COND FALSE !(!(cond)) VAL [\old(cond)=1, cond=1, counter=2] [L35] RET __VERIFIER_assert(y == 3 * n * n + 3 * n + 1) VAL [a=5, counter=2, n=1, x=1, y=7, z=12] [L36] CALL __VERIFIER_assert(x == n * n * n) VAL [\old(cond)=1, counter=2] [L15] COND FALSE !(!(cond)) VAL [\old(cond)=1, cond=1, counter=2] [L36] RET __VERIFIER_assert(x == n * n * n) VAL [a=5, counter=2, n=1, x=1, y=7, z=12] [L37] CALL __VERIFIER_assert(y*z - 18*x - 12*y + 2*z - 6 == 0) VAL [\old(cond)=1, counter=2] [L15] COND FALSE !(!(cond)) VAL [\old(cond)=1, cond=1, counter=2] [L37] RET __VERIFIER_assert(y*z - 18*x - 12*y + 2*z - 6 == 0) VAL [a=5, counter=2, n=1, x=1, y=7, z=12] [L38] CALL __VERIFIER_assert((z*z) - 12*y - 6*z + 12 == 0) VAL [\old(cond)=1, counter=2] [L15] COND FALSE !(!(cond)) VAL [\old(cond)=1, cond=1, counter=2] [L38] RET __VERIFIER_assert((z*z) - 12*y - 6*z + 12 == 0) VAL [a=5, counter=2, n=1, x=1, y=7, z=12] [L39] COND FALSE !(!(n <= a)) [L42] n = n + 1 [L43] x = x + y [L44] y = y + z [L45] z = z + 6 VAL [a=5, counter=2, n=2, x=8, y=19, z=18] [L33] EXPR counter++ VAL [a=5, counter=3, n=2, x=8, y=19, z=18] [L33] COND TRUE counter++<5 [L34] CALL __VERIFIER_assert(z == 6 * n + 6) VAL [\old(cond)=1, counter=3] [L15] COND FALSE !(!(cond)) VAL [\old(cond)=1, cond=1, counter=3] [L34] RET __VERIFIER_assert(z == 6 * n + 6) VAL [a=5, counter=3, n=2, x=8, y=19, z=18] [L35] CALL __VERIFIER_assert(y == 3 * n * n + 3 * n + 1) VAL [\old(cond)=1, counter=3] [L15] COND FALSE !(!(cond)) VAL [\old(cond)=1, cond=1, counter=3] [L35] RET __VERIFIER_assert(y == 3 * n * n + 3 * n + 1) VAL [a=5, counter=3, n=2, x=8, y=19, z=18] [L36] CALL __VERIFIER_assert(x == n * n * n) VAL [\old(cond)=1, counter=3] [L15] COND FALSE !(!(cond)) VAL [\old(cond)=1, cond=1, counter=3] [L36] RET __VERIFIER_assert(x == n * n * n) VAL [a=5, counter=3, n=2, x=8, y=19, z=18] [L37] CALL __VERIFIER_assert(y*z - 18*x - 12*y + 2*z - 6 == 0) VAL [\old(cond)=1, counter=3] [L15] COND FALSE !(!(cond)) VAL [\old(cond)=1, cond=1, counter=3] [L37] RET __VERIFIER_assert(y*z - 18*x - 12*y + 2*z - 6 == 0) VAL [a=5, counter=3, n=2, x=8, y=19, z=18] [L38] CALL __VERIFIER_assert((z*z) - 12*y - 6*z + 12 == 0) VAL [\old(cond)=1, counter=3] [L15] COND FALSE !(!(cond)) VAL [\old(cond)=1, cond=1, counter=3] [L38] RET __VERIFIER_assert((z*z) - 12*y - 6*z + 12 == 0) VAL [a=5, counter=3, n=2, x=8, y=19, z=18] [L39] COND FALSE !(!(n <= a)) [L42] n = n + 1 [L43] x = x + y [L44] y = y + z [L45] z = z + 6 VAL [a=5, counter=3, n=3, x=27, y=37, z=24] [L33] EXPR counter++ VAL [a=5, counter=4, n=3, x=27, y=37, z=24] [L33] COND TRUE counter++<5 [L34] CALL __VERIFIER_assert(z == 6 * n + 6) VAL [\old(cond)=1, counter=4] [L15] COND FALSE !(!(cond)) VAL [\old(cond)=1, cond=1, counter=4] [L34] RET __VERIFIER_assert(z == 6 * n + 6) VAL [a=5, counter=4, n=3, x=27, y=37, z=24] [L35] CALL __VERIFIER_assert(y == 3 * n * n + 3 * n + 1) VAL [\old(cond)=1, counter=4] [L15] COND FALSE !(!(cond)) VAL [\old(cond)=1, cond=1, counter=4] [L35] RET __VERIFIER_assert(y == 3 * n * n + 3 * n + 1) VAL [a=5, counter=4, n=3, x=27, y=37, z=24] [L36] CALL __VERIFIER_assert(x == n * n * n) VAL [\old(cond)=1, counter=4] [L15] COND FALSE !(!(cond)) VAL [\old(cond)=1, cond=1, counter=4] [L36] RET __VERIFIER_assert(x == n * n * n) VAL [a=5, counter=4, n=3, x=27, y=37, z=24] [L37] CALL __VERIFIER_assert(y*z - 18*x - 12*y + 2*z - 6 == 0) VAL [\old(cond)=1, counter=4] [L15] COND FALSE !(!(cond)) VAL [\old(cond)=1, cond=1, counter=4] [L37] RET __VERIFIER_assert(y*z - 18*x - 12*y + 2*z - 6 == 0) VAL [a=5, counter=4, n=3, x=27, y=37, z=24] [L38] CALL __VERIFIER_assert((z*z) - 12*y - 6*z + 12 == 0) VAL [\old(cond)=1, counter=4] [L15] COND FALSE !(!(cond)) VAL [\old(cond)=1, cond=1, counter=4] [L38] RET __VERIFIER_assert((z*z) - 12*y - 6*z + 12 == 0) VAL [a=5, counter=4, n=3, x=27, y=37, z=24] [L39] COND FALSE !(!(n <= a)) [L42] n = n + 1 [L43] x = x + y [L44] y = y + z [L45] z = z + 6 VAL [a=5, counter=4, n=4, x=64, y=61, z=30] [L33] EXPR counter++ VAL [a=5, counter=5, n=4, x=64, y=61, z=30] [L33] COND TRUE counter++<5 [L34] CALL __VERIFIER_assert(z == 6 * n + 6) VAL [\old(cond)=1, counter=5] [L15] COND FALSE !(!(cond)) VAL [\old(cond)=1, cond=1, counter=5] [L34] RET __VERIFIER_assert(z == 6 * n + 6) VAL [a=5, counter=5, n=4, x=64, y=61, z=30] [L35] CALL __VERIFIER_assert(y == 3 * n * n + 3 * n + 1) VAL [\old(cond)=1, counter=5] [L15] COND FALSE !(!(cond)) VAL [\old(cond)=1, cond=1, counter=5] [L35] RET __VERIFIER_assert(y == 3 * n * n + 3 * n + 1) VAL [a=5, counter=5, n=4, x=64, y=61, z=30] [L36] CALL __VERIFIER_assert(x == n * n * n) VAL [\old(cond)=1, counter=5] [L15] COND FALSE !(!(cond)) VAL [\old(cond)=1, cond=1, counter=5] [L36] RET __VERIFIER_assert(x == n * n * n) VAL [a=5, counter=5, n=4, x=64, y=61, z=30] [L37] CALL __VERIFIER_assert(y*z - 18*x - 12*y + 2*z - 6 == 0) VAL [\old(cond)=1, counter=5] [L15] COND FALSE !(!(cond)) VAL [\old(cond)=1, cond=1, counter=5] [L37] RET __VERIFIER_assert(y*z - 18*x - 12*y + 2*z - 6 == 0) VAL [a=5, counter=5, n=4, x=64, y=61, z=30] [L38] CALL __VERIFIER_assert((z*z) - 12*y - 6*z + 12 == 0) VAL [\old(cond)=1, counter=5] [L15] COND FALSE !(!(cond)) VAL [\old(cond)=1, cond=1, counter=5] [L38] RET __VERIFIER_assert((z*z) - 12*y - 6*z + 12 == 0) VAL [a=5, counter=5, n=4, x=64, y=61, z=30] [L39] COND FALSE !(!(n <= a)) [L42] n = n + 1 [L43] x = x + y [L44] y = y + z [L45] z = z + 6 VAL [a=5, counter=5, n=5, x=125, y=91, z=36] [L33] EXPR counter++ VAL [a=5, counter=6, n=5, x=125, y=91, z=36] [L33] COND FALSE !(counter++<5) [L48] CALL __VERIFIER_assert(z == 6*n + 6) VAL [\old(cond)=1, counter=6] [L15] COND FALSE !(!(cond)) VAL [\old(cond)=1, cond=1, counter=6] [L48] RET __VERIFIER_assert(z == 6*n + 6) VAL [a=5, counter=6, n=5, x=125, y=91, z=36] [L49] CALL __VERIFIER_assert(6*a*x - x*z + 12*x == 0) VAL [\old(cond)=0, counter=6] [L15] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, counter=6] [L17] reach_error() VAL [\old(cond)=0, cond=0, counter=6] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15ms. Allocated memory is still 100.7MB. Free memory is still 50.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 258.38ms. Allocated memory is still 178.3MB. Free memory was 130.2MB in the beginning and 119.1MB in the end (delta: 11.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 35.11ms. Allocated memory is still 178.3MB. Free memory was 119.1MB in the beginning and 117.5MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 24.98ms. Allocated memory is still 178.3MB. Free memory was 117.5MB in the beginning and 116.2MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 324.04ms. Allocated memory is still 178.3MB. Free memory was 116.2MB in the beginning and 103.5MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * CodeCheck took 249559.73ms. Allocated memory was 178.3MB in the beginning and 1.5GB in the end (delta: 1.3GB). Free memory was 103.5MB in the beginning and 989.2MB in the end (delta: -885.7MB). Peak memory consumption was 439.3MB. Max. memory is 16.1GB. * Witness Printer took 78.57ms. Allocated memory is still 1.5GB. Free memory was 989.2MB in the beginning and 984.0MB in the end (delta: 5.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~post5 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~post5 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~post5 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~post5 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~post5 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~post5 could not be translated - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~post5 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~post5 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~post5 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~post5 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~post5 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~post5 could not be translated - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. RESULT: Ultimate proved your program to be incorrect! [2023-12-02 22:25:29,729 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a884ec74-ce58-485c-8e85-03afd382b068/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE