./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/ps4-ll_unwindbound5.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a1b696e-3e5f-4fea-be04-76ce76e905c3/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a1b696e-3e5f-4fea-be04-76ce76e905c3/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a1b696e-3e5f-4fea-be04-76ce76e905c3/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a1b696e-3e5f-4fea-be04-76ce76e905c3/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/ps4-ll_unwindbound5.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a1b696e-3e5f-4fea-be04-76ce76e905c3/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a1b696e-3e5f-4fea-be04-76ce76e905c3/bin/ukojak-verify-ImItNfHLgk --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 d629f4eefc4b49512b7b1b628f28a13dcdca90b36cb521919e0cc9ad875c2764 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 22:06:16,625 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 22:06:16,728 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a1b696e-3e5f-4fea-be04-76ce76e905c3/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-08 22:06:16,737 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 22:06:16,740 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 22:06:16,772 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 22:06:16,773 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 22:06:16,774 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 22:06:16,774 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 22:06:16,775 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 22:06:16,776 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 22:06:16,776 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 22:06:16,777 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 22:06:16,777 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 22:06:16,778 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 22:06:16,778 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 22:06:16,779 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 22:06:16,779 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 22:06:16,780 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 22:06:16,780 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 22:06:16,781 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 22:06:16,781 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 22:06:16,782 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 22:06:16,783 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 22:06:16,783 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 22:06:16,784 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 22:06:16,787 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 22:06:16,788 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:06:16,789 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 22:06:16,789 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 22:06:16,790 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 22:06:16,790 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 22:06:16,790 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 22:06:16,791 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_8a1b696e-3e5f-4fea-be04-76ce76e905c3/bin/ukojak-verify-ImItNfHLgk/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a1b696e-3e5f-4fea-be04-76ce76e905c3/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d629f4eefc4b49512b7b1b628f28a13dcdca90b36cb521919e0cc9ad875c2764 [2024-11-08 22:06:17,140 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 22:06:17,191 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 22:06:17,194 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 22:06:17,196 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 22:06:17,197 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 22:06:17,198 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a1b696e-3e5f-4fea-be04-76ce76e905c3/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/nla-digbench-scaling/ps4-ll_unwindbound5.c Unable to find full path for "g++" [2024-11-08 22:06:19,345 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 22:06:19,614 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 22:06:19,614 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a1b696e-3e5f-4fea-be04-76ce76e905c3/sv-benchmarks/c/nla-digbench-scaling/ps4-ll_unwindbound5.c [2024-11-08 22:06:19,624 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a1b696e-3e5f-4fea-be04-76ce76e905c3/bin/ukojak-verify-ImItNfHLgk/data/5f22a4776/ce0d98ad053344ccaaa0eafadd2455cf/FLAGb34f73255 [2024-11-08 22:06:19,937 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a1b696e-3e5f-4fea-be04-76ce76e905c3/bin/ukojak-verify-ImItNfHLgk/data/5f22a4776/ce0d98ad053344ccaaa0eafadd2455cf [2024-11-08 22:06:19,941 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 22:06:19,942 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 22:06:19,944 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 22:06:19,945 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 22:06:19,952 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 22:06:19,953 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:06:19" (1/1) ... [2024-11-08 22:06:19,954 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3843972b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:06:19, skipping insertion in model container [2024-11-08 22:06:19,955 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:06:19" (1/1) ... [2024-11-08 22:06:19,977 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 22:06:20,209 WARN L250 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_8a1b696e-3e5f-4fea-be04-76ce76e905c3/sv-benchmarks/c/nla-digbench-scaling/ps4-ll_unwindbound5.c[458,471] [2024-11-08 22:06:20,247 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:06:20,261 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 22:06:20,281 WARN L250 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_8a1b696e-3e5f-4fea-be04-76ce76e905c3/sv-benchmarks/c/nla-digbench-scaling/ps4-ll_unwindbound5.c[458,471] [2024-11-08 22:06:20,294 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:06:20,316 INFO L204 MainTranslator]: Completed translation [2024-11-08 22:06:20,317 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:06:20 WrapperNode [2024-11-08 22:06:20,317 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 22:06:20,319 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 22:06:20,319 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 22:06:20,319 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 22:06:20,328 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:06:20" (1/1) ... [2024-11-08 22:06:20,336 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:06:20" (1/1) ... [2024-11-08 22:06:20,358 INFO L138 Inliner]: procedures = 14, calls = 10, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 38 [2024-11-08 22:06:20,359 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 22:06:20,360 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 22:06:20,361 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 22:06:20,361 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 22:06:20,372 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:06:20" (1/1) ... [2024-11-08 22:06:20,373 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:06:20" (1/1) ... [2024-11-08 22:06:20,375 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:06:20" (1/1) ... [2024-11-08 22:06:20,377 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:06:20" (1/1) ... [2024-11-08 22:06:20,380 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:06:20" (1/1) ... [2024-11-08 22:06:20,384 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:06:20" (1/1) ... [2024-11-08 22:06:20,386 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:06:20" (1/1) ... [2024-11-08 22:06:20,387 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:06:20" (1/1) ... [2024-11-08 22:06:20,389 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 22:06:20,390 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 22:06:20,390 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 22:06:20,390 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 22:06:20,391 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:06:20" (1/1) ... [2024-11-08 22:06:20,398 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:06:20,415 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a1b696e-3e5f-4fea-be04-76ce76e905c3/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 22:06:20,433 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a1b696e-3e5f-4fea-be04-76ce76e905c3/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 22:06:20,441 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a1b696e-3e5f-4fea-be04-76ce76e905c3/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 22:06:20,473 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 22:06:20,474 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-08 22:06:20,474 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 22:06:20,474 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 22:06:20,474 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-08 22:06:20,475 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-08 22:06:20,554 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 22:06:20,556 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 22:06:20,703 INFO L? ?]: Removed 5 outVars from TransFormulas that were not future-live. [2024-11-08 22:06:20,703 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 22:06:20,734 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 22:06:20,734 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-08 22:06:20,735 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:06:20 BoogieIcfgContainer [2024-11-08 22:06:20,735 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 22:06:20,737 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 22:06:20,737 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 22:06:20,751 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 22:06:20,751 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:06:20" (1/1) ... [2024-11-08 22:06:20,763 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 22:06:20,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:06:20,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 15 states and 20 transitions. [2024-11-08 22:06:20,832 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 20 transitions. [2024-11-08 22:06:20,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-08 22:06:20,837 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:06:20,838 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:06:20,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:06:21,066 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:06:21,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:06:21,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 15 states and 18 transitions. [2024-11-08 22:06:21,098 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 18 transitions. [2024-11-08 22:06:21,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-08 22:06:21,099 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:06:21,099 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:06:21,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:06:21,327 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:06:21,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:06:21,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 17 states and 21 transitions. [2024-11-08 22:06:21,420 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 21 transitions. [2024-11-08 22:06:21,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-08 22:06:21,421 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:06:21,421 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:06:21,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 22:06:21,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:06:21,507 INFO L255 TraceCheckSpWp]: Trace formula consists of 45 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-08 22:06:21,517 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:06:21,722 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:06:22,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:06:22,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 22 states and 32 transitions. [2024-11-08 22:06:22,179 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 32 transitions. [2024-11-08 22:06:22,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-08 22:06:22,181 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:06:22,182 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:06:22,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 22:06:22,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:06:22,227 INFO L255 TraceCheckSpWp]: Trace formula consists of 55 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-08 22:06:22,229 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:06:22,340 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:06:22,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:06:22,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 24 states and 39 transitions. [2024-11-08 22:06:22,466 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 39 transitions. [2024-11-08 22:06:22,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-08 22:06:22,467 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:06:22,468 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:06:22,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:06:22,888 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:06:23,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:06:23,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 28 states and 50 transitions. [2024-11-08 22:06:23,668 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 50 transitions. [2024-11-08 22:06:23,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-08 22:06:23,670 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:06:23,670 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:06:23,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 22:06:23,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:06:23,712 INFO L255 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-08 22:06:23,715 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:06:23,825 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:06:24,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:06:24,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 32 states and 59 transitions. [2024-11-08 22:06:24,465 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 59 transitions. [2024-11-08 22:06:24,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-08 22:06:24,466 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:06:24,467 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:06:24,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 22:06:24,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:06:24,507 INFO L255 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-08 22:06:24,509 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:06:24,566 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:06:24,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:06:24,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 34 states and 60 transitions. [2024-11-08 22:06:24,978 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 60 transitions. [2024-11-08 22:06:24,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-11-08 22:06:24,979 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:06:24,982 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:06:25,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:06:25,348 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 3 proven. 4 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-08 22:06:26,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:06:26,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 35 states and 59 transitions. [2024-11-08 22:06:26,121 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 59 transitions. [2024-11-08 22:06:26,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-08 22:06:26,122 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:06:26,123 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:06:26,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 22:06:26,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:06:26,191 INFO L255 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-08 22:06:26,195 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:06:26,477 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 4 proven. 4 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 22:06:28,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:06:28,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 44 states and 85 transitions. [2024-11-08 22:06:28,386 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 85 transitions. [2024-11-08 22:06:28,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-08 22:06:28,389 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:06:28,389 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:06:28,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 22:06:28,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:06:28,441 INFO L255 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-08 22:06:28,443 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:06:28,536 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 4 proven. 4 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 22:06:29,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:06:29,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 46 states and 87 transitions. [2024-11-08 22:06:29,176 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 87 transitions. [2024-11-08 22:06:29,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-08 22:06:29,177 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:06:29,178 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:06:29,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 22:06:29,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:06:29,225 INFO L255 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 20 conjuncts are in the unsatisfiable core [2024-11-08 22:06:29,227 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:06:29,380 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 11 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-08 22:06:30,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:06:30,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 49 states and 94 transitions. [2024-11-08 22:06:30,396 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 94 transitions. [2024-11-08 22:06:30,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-08 22:06:30,397 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:06:30,398 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:06:30,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:06:30,707 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 8 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 22:06:31,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:06:31,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 53 states and 111 transitions. [2024-11-08 22:06:31,911 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 111 transitions. [2024-11-08 22:06:31,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-08 22:06:31,916 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:06:31,916 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:06:31,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 22:06:31,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:06:31,969 INFO L255 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 20 conjuncts are in the unsatisfiable core [2024-11-08 22:06:31,971 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:06:32,068 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 11 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-08 22:06:32,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:06:32,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 55 states and 113 transitions. [2024-11-08 22:06:32,755 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 113 transitions. [2024-11-08 22:06:32,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-08 22:06:32,756 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:06:32,757 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:06:32,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 22:06:32,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:06:32,812 INFO L255 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 20 conjuncts are in the unsatisfiable core [2024-11-08 22:06:32,815 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:06:32,897 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 11 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-08 22:06:33,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:06:33,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 57 states and 115 transitions. [2024-11-08 22:06:33,621 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 115 transitions. [2024-11-08 22:06:33,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-08 22:06:33,622 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:06:33,623 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:06:33,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:06:33,733 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 8 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 22:06:34,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:06:34,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 57 states and 114 transitions. [2024-11-08 22:06:34,032 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 114 transitions. [2024-11-08 22:06:34,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-11-08 22:06:34,034 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:06:34,034 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:06:34,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:06:34,102 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 9 proven. 4 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2024-11-08 22:06:34,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:06:34,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 58 states and 117 transitions. [2024-11-08 22:06:34,494 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 117 transitions. [2024-11-08 22:06:34,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-11-08 22:06:34,495 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:06:34,495 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:06:34,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 22:06:34,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:06:34,555 INFO L255 TraceCheckSpWp]: Trace formula consists of 97 conjuncts, 26 conjuncts are in the unsatisfiable core [2024-11-08 22:06:34,558 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:06:35,049 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 5 proven. 19 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-08 22:06:37,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:06:37,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 67 states and 145 transitions. [2024-11-08 22:06:37,824 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 145 transitions. [2024-11-08 22:06:37,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-11-08 22:06:37,825 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:06:37,826 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:06:37,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 22:06:37,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:06:37,898 INFO L255 TraceCheckSpWp]: Trace formula consists of 97 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-11-08 22:06:37,900 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:06:37,985 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 6 proven. 12 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-08 22:06:39,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:06:39,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 71 states and 148 transitions. [2024-11-08 22:06:39,393 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 148 transitions. [2024-11-08 22:06:39,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-11-08 22:06:39,395 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:06:39,397 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:06:39,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 22:06:39,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:06:39,454 INFO L255 TraceCheckSpWp]: Trace formula consists of 97 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-11-08 22:06:39,457 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:06:39,562 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 6 proven. 12 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-08 22:06:40,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:06:40,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 73 states and 150 transitions. [2024-11-08 22:06:40,311 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 150 transitions. [2024-11-08 22:06:40,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-08 22:06:40,312 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:06:40,312 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:06:40,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:06:40,617 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 6 proven. 18 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-08 22:06:42,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:06:42,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 77 states and 172 transitions. [2024-11-08 22:06:42,331 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 172 transitions. [2024-11-08 22:06:42,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-08 22:06:42,332 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:06:42,332 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:06:42,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 22:06:42,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:06:42,383 INFO L255 TraceCheckSpWp]: Trace formula consists of 108 conjuncts, 24 conjuncts are in the unsatisfiable core [2024-11-08 22:06:42,384 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:06:42,632 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 11 proven. 22 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-08 22:06:44,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:06:44,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 80 states and 181 transitions. [2024-11-08 22:06:44,213 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 181 transitions. [2024-11-08 22:06:44,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-08 22:06:44,214 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:06:44,215 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:06:44,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 22:06:44,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:06:44,275 INFO L255 TraceCheckSpWp]: Trace formula consists of 108 conjuncts, 19 conjuncts are in the unsatisfiable core [2024-11-08 22:06:44,276 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:06:44,363 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 6 proven. 21 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-08 22:06:45,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:06:45,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 82 states and 183 transitions. [2024-11-08 22:06:45,128 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 183 transitions. [2024-11-08 22:06:45,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-08 22:06:45,129 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:06:45,130 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:06:45,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 22:06:45,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:06:45,170 INFO L255 TraceCheckSpWp]: Trace formula consists of 108 conjuncts, 27 conjuncts are in the unsatisfiable core [2024-11-08 22:06:45,172 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:06:45,258 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 5 proven. 28 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-08 22:06:46,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:06:46,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 84 states and 185 transitions. [2024-11-08 22:06:46,079 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 185 transitions. [2024-11-08 22:06:46,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-08 22:06:46,080 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:06:46,081 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:06:46,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 22:06:46,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:06:46,197 INFO L255 TraceCheckSpWp]: Trace formula consists of 108 conjuncts, 32 conjuncts are in the unsatisfiable core [2024-11-08 22:06:46,199 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:06:46,309 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 7 proven. 26 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-08 22:06:47,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:06:47,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 86 states and 187 transitions. [2024-11-08 22:06:47,195 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 187 transitions. [2024-11-08 22:06:47,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-08 22:06:47,197 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:06:47,197 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:06:47,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:06:47,299 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 6 proven. 18 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-08 22:06:47,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:06:47,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 86 states and 186 transitions. [2024-11-08 22:06:47,844 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 186 transitions. [2024-11-08 22:06:47,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-08 22:06:47,846 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:06:47,846 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:06:47,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:06:47,964 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 6 proven. 18 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-08 22:06:48,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:06:48,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 86 states and 185 transitions. [2024-11-08 22:06:48,501 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 185 transitions. [2024-11-08 22:06:48,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2024-11-08 22:06:48,502 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:06:48,502 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:06:48,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:06:48,596 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 15 proven. 4 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-11-08 22:06:49,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:06:49,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 87 states and 189 transitions. [2024-11-08 22:06:49,164 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 189 transitions. [2024-11-08 22:06:49,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2024-11-08 22:06:49,165 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:06:49,166 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:06:49,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 22:06:49,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:06:49,216 INFO L255 TraceCheckSpWp]: Trace formula consists of 118 conjuncts, 27 conjuncts are in the unsatisfiable core [2024-11-08 22:06:49,218 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:06:49,787 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 7 proven. 34 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2024-11-08 22:06:54,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:06:54,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 96 states and 221 transitions. [2024-11-08 22:06:54,013 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 221 transitions. [2024-11-08 22:06:54,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2024-11-08 22:06:54,014 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:06:54,014 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:06:54,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 22:06:54,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:06:54,071 INFO L255 TraceCheckSpWp]: Trace formula consists of 118 conjuncts, 20 conjuncts are in the unsatisfiable core [2024-11-08 22:06:54,073 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:06:54,175 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 8 proven. 24 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2024-11-08 22:06:55,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:06:55,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 98 states and 223 transitions. [2024-11-08 22:06:55,139 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 223 transitions. [2024-11-08 22:06:55,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2024-11-08 22:06:55,140 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:06:55,140 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:06:55,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 22:06:55,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:06:55,189 INFO L255 TraceCheckSpWp]: Trace formula consists of 118 conjuncts, 46 conjuncts are in the unsatisfiable core [2024-11-08 22:06:55,191 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:06:55,696 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 11 proven. 30 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2024-11-08 22:06:57,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:06:57,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 100 states and 225 transitions. [2024-11-08 22:06:57,089 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 225 transitions. [2024-11-08 22:06:57,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2024-11-08 22:06:57,090 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:06:57,090 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:06:57,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 22:06:57,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:06:57,138 INFO L255 TraceCheckSpWp]: Trace formula consists of 118 conjuncts, 38 conjuncts are in the unsatisfiable core [2024-11-08 22:06:57,140 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:06:57,299 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 12 proven. 32 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-08 22:06:58,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:06:58,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 227 states to 102 states and 227 transitions. [2024-11-08 22:06:58,452 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 227 transitions. [2024-11-08 22:06:58,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2024-11-08 22:06:58,453 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:06:58,453 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:06:58,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 22:06:58,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:06:58,506 INFO L255 TraceCheckSpWp]: Trace formula consists of 118 conjuncts, 32 conjuncts are in the unsatisfiable core [2024-11-08 22:06:58,509 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:06:58,646 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 18 proven. 26 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-08 22:06:59,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:06:59,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 104 states and 228 transitions. [2024-11-08 22:06:59,646 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 228 transitions. [2024-11-08 22:06:59,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2024-11-08 22:06:59,647 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:06:59,648 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:06:59,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 22:06:59,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:06:59,695 INFO L255 TraceCheckSpWp]: Trace formula consists of 118 conjuncts, 30 conjuncts are in the unsatisfiable core [2024-11-08 22:06:59,697 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:06:59,807 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 7 proven. 34 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2024-11-08 22:07:00,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:07:00,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 106 states and 229 transitions. [2024-11-08 22:07:00,811 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 229 transitions. [2024-11-08 22:07:00,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-11-08 22:07:00,812 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:07:00,812 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:07:00,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 22:07:00,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:07:00,874 INFO L255 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 31 conjuncts are in the unsatisfiable core [2024-11-08 22:07:00,875 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:07:01,136 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 7 proven. 46 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2024-11-08 22:07:03,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:07:03,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 238 states to 109 states and 238 transitions. [2024-11-08 22:07:03,301 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 238 transitions. [2024-11-08 22:07:03,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-11-08 22:07:03,302 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:07:03,303 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:07:03,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 22:07:03,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:07:03,393 INFO L255 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 23 conjuncts are in the unsatisfiable core [2024-11-08 22:07:03,395 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:07:03,499 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 8 proven. 36 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2024-11-08 22:07:04,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:07:04,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 111 states and 240 transitions. [2024-11-08 22:07:04,701 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 240 transitions. [2024-11-08 22:07:04,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-11-08 22:07:04,702 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:07:04,703 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:07:04,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 22:07:04,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:07:04,755 INFO L255 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 33 conjuncts are in the unsatisfiable core [2024-11-08 22:07:04,757 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:07:04,867 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 15 proven. 41 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-08 22:07:06,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:07:06,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 113 states and 242 transitions. [2024-11-08 22:07:06,140 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 242 transitions. [2024-11-08 22:07:06,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-11-08 22:07:06,141 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:07:06,142 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:07:06,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 22:07:06,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:07:06,201 INFO L255 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 36 conjuncts are in the unsatisfiable core [2024-11-08 22:07:06,203 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:07:06,329 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 12 proven. 44 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-08 22:07:07,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:07:07,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 115 states and 244 transitions. [2024-11-08 22:07:07,541 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 244 transitions. [2024-11-08 22:07:07,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-11-08 22:07:07,542 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:07:07,542 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:07:07,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:07:08,046 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 8 proven. 32 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2024-11-08 22:07:10,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:07:10,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 257 states to 119 states and 257 transitions. [2024-11-08 22:07:10,034 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 257 transitions. [2024-11-08 22:07:10,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-11-08 22:07:10,035 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:07:10,035 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:07:10,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 22:07:10,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:07:10,084 INFO L255 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 20 conjuncts are in the unsatisfiable core [2024-11-08 22:07:10,086 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:07:10,708 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 16 proven. 37 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2024-11-08 22:07:12,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:07:12,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 259 states to 121 states and 259 transitions. [2024-11-08 22:07:12,271 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 259 transitions. [2024-11-08 22:07:12,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-11-08 22:07:12,272 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:07:12,272 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:07:12,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:07:12,370 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 8 proven. 32 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2024-11-08 22:07:13,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:07:13,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 258 states to 121 states and 258 transitions. [2024-11-08 22:07:13,010 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 258 transitions. [2024-11-08 22:07:13,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-11-08 22:07:13,011 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:07:13,011 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:07:13,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:07:13,111 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 8 proven. 32 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2024-11-08 22:07:13,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:07:13,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 257 states to 121 states and 257 transitions. [2024-11-08 22:07:13,807 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 257 transitions. [2024-11-08 22:07:13,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-11-08 22:07:13,808 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:07:13,808 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:07:13,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:07:13,902 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 8 proven. 32 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2024-11-08 22:07:14,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:07:14,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 256 states to 121 states and 256 transitions. [2024-11-08 22:07:14,438 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 256 transitions. [2024-11-08 22:07:14,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2024-11-08 22:07:14,439 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:07:14,439 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:07:14,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:07:14,500 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 21 proven. 4 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2024-11-08 22:07:15,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:07:15,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 259 states to 122 states and 259 transitions. [2024-11-08 22:07:15,223 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 259 transitions. [2024-11-08 22:07:15,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2024-11-08 22:07:15,224 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:07:15,224 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:07:15,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 22:07:15,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:07:15,284 INFO L255 TraceCheckSpWp]: Trace formula consists of 139 conjuncts, 34 conjuncts are in the unsatisfiable core [2024-11-08 22:07:15,285 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:07:16,003 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 9 proven. 53 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-11-08 22:07:21,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:07:21,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 293 states to 131 states and 293 transitions. [2024-11-08 22:07:21,293 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 293 transitions. [2024-11-08 22:07:21,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2024-11-08 22:07:21,294 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:07:21,294 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:07:21,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 22:07:21,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:07:21,340 INFO L255 TraceCheckSpWp]: Trace formula consists of 139 conjuncts, 24 conjuncts are in the unsatisfiable core [2024-11-08 22:07:21,341 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:07:21,444 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 10 proven. 40 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2024-11-08 22:07:23,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:07:23,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 296 states to 135 states and 296 transitions. [2024-11-08 22:07:23,869 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 296 transitions. [2024-11-08 22:07:23,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2024-11-08 22:07:23,870 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:07:23,871 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:07:23,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 22:07:23,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:07:23,915 INFO L255 TraceCheckSpWp]: Trace formula consists of 139 conjuncts, 57 conjuncts are in the unsatisfiable core [2024-11-08 22:07:23,917 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:07:24,352 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 15 proven. 47 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-11-08 22:07:25,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:07:25,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 298 states to 137 states and 298 transitions. [2024-11-08 22:07:25,830 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 298 transitions. [2024-11-08 22:07:25,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2024-11-08 22:07:25,831 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:07:25,831 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:07:25,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 22:07:25,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:07:25,879 INFO L255 TraceCheckSpWp]: Trace formula consists of 139 conjuncts, 36 conjuncts are in the unsatisfiable core [2024-11-08 22:07:25,881 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:07:26,022 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 26 proven. 42 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2024-11-08 22:07:27,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:07:27,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 300 states to 139 states and 300 transitions. [2024-11-08 22:07:27,374 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 300 transitions. [2024-11-08 22:07:27,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2024-11-08 22:07:27,375 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:07:27,375 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:07:27,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 22:07:27,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:07:27,426 INFO L255 TraceCheckSpWp]: Trace formula consists of 139 conjuncts, 24 conjuncts are in the unsatisfiable core [2024-11-08 22:07:27,427 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:07:27,526 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 10 proven. 40 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2024-11-08 22:07:28,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:07:28,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 301 states to 141 states and 301 transitions. [2024-11-08 22:07:28,800 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 301 transitions. [2024-11-08 22:07:28,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2024-11-08 22:07:28,800 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:07:28,801 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:07:28,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 22:07:28,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:07:28,850 INFO L255 TraceCheckSpWp]: Trace formula consists of 139 conjuncts, 24 conjuncts are in the unsatisfiable core [2024-11-08 22:07:28,851 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:07:28,949 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 10 proven. 40 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2024-11-08 22:07:30,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:07:30,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 143 states and 303 transitions. [2024-11-08 22:07:30,267 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 303 transitions. [2024-11-08 22:07:30,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2024-11-08 22:07:30,268 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:07:30,268 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:07:30,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 22:07:30,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:07:30,320 INFO L255 TraceCheckSpWp]: Trace formula consists of 139 conjuncts, 24 conjuncts are in the unsatisfiable core [2024-11-08 22:07:30,322 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:07:30,433 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 10 proven. 40 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2024-11-08 22:07:31,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:07:31,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 304 states to 145 states and 304 transitions. [2024-11-08 22:07:31,809 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 304 transitions. [2024-11-08 22:07:31,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-11-08 22:07:31,810 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:07:31,810 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:07:31,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:07:33,282 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 51 proven. 14 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2024-11-08 22:07:40,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:07:40,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 340 states to 155 states and 340 transitions. [2024-11-08 22:07:40,291 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 340 transitions. [2024-11-08 22:07:40,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-11-08 22:07:40,292 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:07:40,293 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:07:40,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 22:07:40,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:07:40,347 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 22:07:40,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:07:40,396 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 52 iterations. [2024-11-08 22:07:40,451 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 10:07:40 ImpRootNode [2024-11-08 22:07:40,452 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 22:07:40,452 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 22:07:40,453 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 22:07:40,453 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 22:07:40,454 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:06:20" (3/4) ... [2024-11-08 22:07:40,455 INFO L136 WitnessPrinter]: Generating witness for reachability counterexample [2024-11-08 22:07:40,563 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a1b696e-3e5f-4fea-be04-76ce76e905c3/bin/ukojak-verify-ImItNfHLgk/witness.graphml [2024-11-08 22:07:40,564 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 22:07:40,564 INFO L158 Benchmark]: Toolchain (without parser) took 80622.15ms. Allocated memory was 167.8MB in the beginning and 627.0MB in the end (delta: 459.3MB). Free memory was 135.2MB in the beginning and 425.1MB in the end (delta: -289.9MB). Peak memory consumption was 172.5MB. Max. memory is 16.1GB. [2024-11-08 22:07:40,565 INFO L158 Benchmark]: CDTParser took 0.37ms. Allocated memory is still 117.4MB. Free memory was 85.7MB in the beginning and 85.7MB in the end (delta: 27.2kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:07:40,565 INFO L158 Benchmark]: CACSL2BoogieTranslator took 373.63ms. Allocated memory is still 167.8MB. Free memory was 135.2MB in the beginning and 122.6MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-11-08 22:07:40,566 INFO L158 Benchmark]: Boogie Procedure Inliner took 40.98ms. Allocated memory is still 167.8MB. Free memory was 121.8MB in the beginning and 120.9MB in the end (delta: 843.0kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:07:40,566 INFO L158 Benchmark]: Boogie Preprocessor took 28.64ms. Allocated memory is still 167.8MB. Free memory was 120.9MB in the beginning and 119.7MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 22:07:40,567 INFO L158 Benchmark]: RCFGBuilder took 346.33ms. Allocated memory is still 167.8MB. Free memory was 119.7MB in the beginning and 108.2MB in the end (delta: 11.4MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2024-11-08 22:07:40,567 INFO L158 Benchmark]: CodeCheck took 79714.89ms. Allocated memory was 167.8MB in the beginning and 627.0MB in the end (delta: 459.3MB). Free memory was 108.2MB in the beginning and 428.2MB in the end (delta: -320.0MB). Peak memory consumption was 141.0MB. Max. memory is 16.1GB. [2024-11-08 22:07:40,567 INFO L158 Benchmark]: Witness Printer took 111.44ms. Allocated memory is still 627.0MB. Free memory was 428.2MB in the beginning and 425.1MB in the end (delta: 3.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-08 22:07:40,569 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, 15 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 79.6s, OverallIterations: 52, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 6528 SdHoareTripleChecker+Valid, 71.4s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 4959 mSDsluCounter, 1830 SdHoareTripleChecker+Invalid, 60.8s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 646 mSDsCounter, 10606 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 34606 IncrementalHoareTripleChecker+Invalid, 45212 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 10606 mSolverCounterUnsat, 1184 mSDtfsCounter, 34606 mSolverCounterSat, 1.4s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 17290 GetRequests, 16109 SyntacticMatches, 567 SemanticMatches, 614 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 185096 ImplicationChecksByTransitivity, 67.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.3s SsaConstructionTime, 1.0s SatisfiabilityAnalysisTime, 11.3s InterpolantComputationTime, 1641 NumberOfCodeBlocks, 1641 NumberOfCodeBlocksAsserted, 52 NumberOfCheckSat, 1543 ConstructedInterpolants, 0 QuantifiedInterpolants, 6002 SizeOfPredicates, 43 NumberOfNonLiveVariables, 3694 ConjunctsInSsa, 840 ConjunctsInUnsatCore, 51 InterpolantComputations, 4 PerfectInterpolantSequences, 1192/2295 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: 12]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L17] int counter = 0; [L19] short k; [L20] long long y, x, c; [L21] k = __VERIFIER_nondet_short() [L23] y = 0 [L24] x = 0 [L25] c = 0 VAL [c=0, counter=0, k=6, x=0, y=0] [L27] EXPR counter++ VAL [c=0, counter=1, k=6, x=0, y=0] [L27] COND TRUE counter++<5 [L28] CALL __VERIFIER_assert(4*x - y*y*y*y - 2*y*y*y - y*y == 0) VAL [\old(cond)=1, counter=1] [L10] COND FALSE !(!(cond)) VAL [\old(cond)=1, counter=1] [L28] RET __VERIFIER_assert(4*x - y*y*y*y - 2*y*y*y - y*y == 0) VAL [c=0, counter=1, k=6, x=0, y=0] [L30] COND FALSE !(!(c < k)) [L33] c = c + 1 [L34] y = y + 1 [L35] x = y * y * y + x VAL [c=1, counter=1, k=6, x=1, y=1] [L27] EXPR counter++ VAL [c=1, counter=2, k=6, x=1, y=1] [L27] COND TRUE counter++<5 [L28] CALL __VERIFIER_assert(4*x - y*y*y*y - 2*y*y*y - y*y == 0) VAL [\old(cond)=1, counter=2] [L10] COND FALSE !(!(cond)) VAL [\old(cond)=1, counter=2] [L28] RET __VERIFIER_assert(4*x - y*y*y*y - 2*y*y*y - y*y == 0) VAL [c=1, counter=2, k=6, x=1, y=1] [L30] COND FALSE !(!(c < k)) [L33] c = c + 1 [L34] y = y + 1 [L35] x = y * y * y + x VAL [c=2, counter=2, k=6, x=9, y=2] [L27] EXPR counter++ VAL [c=2, counter=3, k=6, x=9, y=2] [L27] COND TRUE counter++<5 [L28] CALL __VERIFIER_assert(4*x - y*y*y*y - 2*y*y*y - y*y == 0) VAL [\old(cond)=1, counter=3] [L10] COND FALSE !(!(cond)) VAL [\old(cond)=1, counter=3] [L28] RET __VERIFIER_assert(4*x - y*y*y*y - 2*y*y*y - y*y == 0) VAL [c=2, counter=3, k=6, x=9, y=2] [L30] COND FALSE !(!(c < k)) [L33] c = c + 1 [L34] y = y + 1 [L35] x = y * y * y + x VAL [c=3, counter=3, k=6, x=36, y=3] [L27] EXPR counter++ VAL [c=3, counter=4, k=6, x=36, y=3] [L27] COND TRUE counter++<5 [L28] CALL __VERIFIER_assert(4*x - y*y*y*y - 2*y*y*y - y*y == 0) VAL [\old(cond)=1, counter=4] [L10] COND FALSE !(!(cond)) VAL [\old(cond)=1, counter=4] [L28] RET __VERIFIER_assert(4*x - y*y*y*y - 2*y*y*y - y*y == 0) VAL [c=3, counter=4, k=6, x=36, y=3] [L30] COND FALSE !(!(c < k)) [L33] c = c + 1 [L34] y = y + 1 [L35] x = y * y * y + x VAL [c=4, counter=4, k=6, x=100, y=4] [L27] EXPR counter++ VAL [c=4, counter=5, k=6, x=100, y=4] [L27] COND TRUE counter++<5 [L28] CALL __VERIFIER_assert(4*x - y*y*y*y - 2*y*y*y - y*y == 0) VAL [\old(cond)=1, counter=5] [L10] COND FALSE !(!(cond)) VAL [\old(cond)=1, counter=5] [L28] RET __VERIFIER_assert(4*x - y*y*y*y - 2*y*y*y - y*y == 0) VAL [c=4, counter=5, k=6, x=100, y=4] [L30] COND FALSE !(!(c < k)) [L33] c = c + 1 [L34] y = y + 1 [L35] x = y * y * y + x VAL [c=5, counter=5, k=6, x=225, y=5] [L27] EXPR counter++ VAL [c=5, counter=6, k=6, x=225, y=5] [L27] COND FALSE !(counter++<5) [L37] CALL __VERIFIER_assert(k*y - (y*y) == 0) VAL [\old(cond)=0, counter=6] [L10] COND TRUE !(cond) VAL [\old(cond)=0, counter=6] [L12] reach_error() VAL [\old(cond)=0, counter=6] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37ms. Allocated memory is still 117.4MB. Free memory was 85.7MB in the beginning and 85.7MB in the end (delta: 27.2kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 373.63ms. Allocated memory is still 167.8MB. Free memory was 135.2MB in the beginning and 122.6MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 40.98ms. Allocated memory is still 167.8MB. Free memory was 121.8MB in the beginning and 120.9MB in the end (delta: 843.0kB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 28.64ms. Allocated memory is still 167.8MB. Free memory was 120.9MB in the beginning and 119.7MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 346.33ms. Allocated memory is still 167.8MB. Free memory was 119.7MB in the beginning and 108.2MB in the end (delta: 11.4MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * CodeCheck took 79714.89ms. Allocated memory was 167.8MB in the beginning and 627.0MB in the end (delta: 459.3MB). Free memory was 108.2MB in the beginning and 428.2MB in the end (delta: -320.0MB). Peak memory consumption was 141.0MB. Max. memory is 16.1GB. * Witness Printer took 111.44ms. Allocated memory is still 627.0MB. Free memory was 428.2MB in the beginning and 425.1MB in the end (delta: 3.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be incorrect! [2024-11-08 22:07:40,609 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a1b696e-3e5f-4fea-be04-76ce76e905c3/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with 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