./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/ps6-ll_valuebound100.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_8949c6a2-5ceb-480c-ad99-e5d3bd652815/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8949c6a2-5ceb-480c-ad99-e5d3bd652815/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_8949c6a2-5ceb-480c-ad99-e5d3bd652815/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8949c6a2-5ceb-480c-ad99-e5d3bd652815/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/ps6-ll_valuebound100.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8949c6a2-5ceb-480c-ad99-e5d3bd652815/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_8949c6a2-5ceb-480c-ad99-e5d3bd652815/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 b8588da8d66d82eb7aa3eaf3ef7c4d24b2b275bf9c1acdf38a110c8bc6eba3b7 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 23:22:35,647 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 23:22:35,769 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8949c6a2-5ceb-480c-ad99-e5d3bd652815/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-08 23:22:35,779 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 23:22:35,780 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 23:22:35,826 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 23:22:35,830 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 23:22:35,831 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 23:22:35,832 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 23:22:35,833 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 23:22:35,834 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 23:22:35,835 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 23:22:35,835 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 23:22:35,836 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 23:22:35,838 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 23:22:35,839 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 23:22:35,839 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 23:22:35,840 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 23:22:35,840 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 23:22:35,841 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 23:22:35,841 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 23:22:35,842 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 23:22:35,843 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 23:22:35,843 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 23:22:35,844 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 23:22:35,844 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 23:22:35,845 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 23:22:35,845 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:22:35,846 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 23:22:35,846 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 23:22:35,847 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 23:22:35,847 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 23:22:35,848 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 23:22:35,848 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_8949c6a2-5ceb-480c-ad99-e5d3bd652815/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8949c6a2-5ceb-480c-ad99-e5d3bd652815/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b8588da8d66d82eb7aa3eaf3ef7c4d24b2b275bf9c1acdf38a110c8bc6eba3b7 [2024-11-08 23:22:36,229 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 23:22:36,267 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 23:22:36,271 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 23:22:36,273 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 23:22:36,274 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 23:22:36,276 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8949c6a2-5ceb-480c-ad99-e5d3bd652815/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/nla-digbench-scaling/ps6-ll_valuebound100.c Unable to find full path for "g++" [2024-11-08 23:22:38,913 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 23:22:39,152 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 23:22:39,153 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8949c6a2-5ceb-480c-ad99-e5d3bd652815/sv-benchmarks/c/nla-digbench-scaling/ps6-ll_valuebound100.c [2024-11-08 23:22:39,162 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8949c6a2-5ceb-480c-ad99-e5d3bd652815/bin/ukojak-verify-ImItNfHLgk/data/bf575cf33/8a2e1049764f4b40af3b726bf1d989ff/FLAG45dc6612a [2024-11-08 23:22:39,181 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8949c6a2-5ceb-480c-ad99-e5d3bd652815/bin/ukojak-verify-ImItNfHLgk/data/bf575cf33/8a2e1049764f4b40af3b726bf1d989ff [2024-11-08 23:22:39,184 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 23:22:39,186 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 23:22:39,187 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 23:22:39,188 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 23:22:39,195 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 23:22:39,196 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:22:39" (1/1) ... [2024-11-08 23:22:39,197 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@548e4608 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:22:39, skipping insertion in model container [2024-11-08 23:22:39,198 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:22:39" (1/1) ... [2024-11-08 23:22:39,224 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 23:22:39,468 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_8949c6a2-5ceb-480c-ad99-e5d3bd652815/sv-benchmarks/c/nla-digbench-scaling/ps6-ll_valuebound100.c[458,471] [2024-11-08 23:22:39,497 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:22:39,510 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 23:22:39,528 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_8949c6a2-5ceb-480c-ad99-e5d3bd652815/sv-benchmarks/c/nla-digbench-scaling/ps6-ll_valuebound100.c[458,471] [2024-11-08 23:22:39,539 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:22:39,563 INFO L204 MainTranslator]: Completed translation [2024-11-08 23:22:39,564 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:22:39 WrapperNode [2024-11-08 23:22:39,564 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 23:22:39,566 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 23:22:39,566 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 23:22:39,566 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 23:22:39,577 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:22:39" (1/1) ... [2024-11-08 23:22:39,586 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:22:39" (1/1) ... [2024-11-08 23:22:39,611 INFO L138 Inliner]: procedures = 14, calls = 12, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 35 [2024-11-08 23:22:39,612 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 23:22:39,614 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 23:22:39,614 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 23:22:39,614 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 23:22:39,628 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:22:39" (1/1) ... [2024-11-08 23:22:39,628 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:22:39" (1/1) ... [2024-11-08 23:22:39,630 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:22:39" (1/1) ... [2024-11-08 23:22:39,634 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:22:39" (1/1) ... [2024-11-08 23:22:39,638 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:22:39" (1/1) ... [2024-11-08 23:22:39,650 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:22:39" (1/1) ... [2024-11-08 23:22:39,651 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:22:39" (1/1) ... [2024-11-08 23:22:39,657 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:22:39" (1/1) ... [2024-11-08 23:22:39,659 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 23:22:39,660 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 23:22:39,664 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 23:22:39,664 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 23:22:39,665 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:22:39" (1/1) ... [2024-11-08 23:22:39,674 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:22:39,691 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8949c6a2-5ceb-480c-ad99-e5d3bd652815/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 23:22:39,709 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8949c6a2-5ceb-480c-ad99-e5d3bd652815/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 23:22:39,717 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8949c6a2-5ceb-480c-ad99-e5d3bd652815/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 23:22:39,765 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 23:22:39,765 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-08 23:22:39,766 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-08 23:22:39,766 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-08 23:22:39,767 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 23:22:39,767 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 23:22:39,767 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-08 23:22:39,768 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-08 23:22:39,864 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 23:22:39,867 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 23:22:40,130 INFO L? ?]: Removed 6 outVars from TransFormulas that were not future-live. [2024-11-08 23:22:40,131 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 23:22:40,193 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 23:22:40,194 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-08 23:22:40,194 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:22:40 BoogieIcfgContainer [2024-11-08 23:22:40,195 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 23:22:40,196 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 23:22:40,196 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 23:22:40,212 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 23:22:40,213 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:22:40" (1/1) ... [2024-11-08 23:22:40,230 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 23:22:40,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:22:40,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 19 states and 24 transitions. [2024-11-08 23:22:40,321 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 24 transitions. [2024-11-08 23:22:40,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-08 23:22:40,327 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:22:40,328 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:22:40,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:22:40,530 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-08 23:22:40,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:22:40,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 19 states and 22 transitions. [2024-11-08 23:22:40,570 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 22 transitions. [2024-11-08 23:22:40,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-08 23:22:40,571 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:22:40,572 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:22:40,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 23:22:40,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:22:40,682 INFO L255 TraceCheckSpWp]: Trace formula consists of 51 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-08 23:22:40,692 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:22:40,860 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-08 23:22:41,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:22:41,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 23 states and 31 transitions. [2024-11-08 23:22:41,025 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 31 transitions. [2024-11-08 23:22:41,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-11-08 23:22:41,027 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:22:41,027 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:22:41,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:22:41,541 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-08 23:22:42,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:22:42,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 23 states and 29 transitions. [2024-11-08 23:22:42,160 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 29 transitions. [2024-11-08 23:22:42,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-08 23:22:42,161 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:22:42,163 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:22:42,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 23:22:42,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:22:42,252 INFO L255 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-08 23:22:42,255 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:22:42,365 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-08 23:22:42,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:22:42,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 26 states and 34 transitions. [2024-11-08 23:22:42,770 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 34 transitions. [2024-11-08 23:22:42,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-11-08 23:22:42,771 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:22:42,772 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:22:42,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 23:22:42,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:22:42,867 INFO L255 TraceCheckSpWp]: Trace formula consists of 70 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-08 23:22:42,869 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:22:42,960 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-08 23:22:43,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:22:43,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 28 states and 38 transitions. [2024-11-08 23:22:43,066 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 38 transitions. [2024-11-08 23:22:43,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2024-11-08 23:22:43,067 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:22:43,068 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:22:43,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 23:22:43,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:22:43,170 INFO L255 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-08 23:22:43,173 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:22:43,326 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 4 proven. 7 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-08 23:22:43,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:22:43,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 31 states and 43 transitions. [2024-11-08 23:22:43,757 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 43 transitions. [2024-11-08 23:22:43,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-08 23:22:43,761 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:22:43,761 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:22:43,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 23:22:43,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:22:43,825 INFO L255 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 21 conjuncts are in the unsatisfiable core [2024-11-08 23:22:43,828 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:22:44,133 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 11 proven. 4 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-11-08 23:22:45,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:22:45,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 39 states and 60 transitions. [2024-11-08 23:22:45,043 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 60 transitions. [2024-11-08 23:22:45,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2024-11-08 23:22:45,046 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:22:45,046 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:22:45,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 23:22:45,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:22:45,120 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 27 conjuncts are in the unsatisfiable core [2024-11-08 23:22:45,125 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:22:45,376 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 5 proven. 22 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-11-08 23:22:46,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:22:46,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 42 states and 65 transitions. [2024-11-08 23:22:46,050 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 65 transitions. [2024-11-08 23:22:46,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2024-11-08 23:22:46,054 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:22:46,055 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:22:46,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 23:22:46,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:22:46,153 INFO L255 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 26 conjuncts are in the unsatisfiable core [2024-11-08 23:22:46,156 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:22:46,475 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 7 proven. 19 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2024-11-08 23:22:47,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:22:47,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 50 states and 80 transitions. [2024-11-08 23:22:47,865 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 80 transitions. [2024-11-08 23:22:47,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2024-11-08 23:22:47,867 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:22:47,867 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:22:47,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 23:22:48,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:22:48,627 INFO L255 TraceCheckSpWp]: Trace formula consists of 119 conjuncts, 30 conjuncts are in the unsatisfiable core [2024-11-08 23:22:48,630 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:22:48,963 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 12 proven. 34 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2024-11-08 23:22:49,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:22:49,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 53 states and 85 transitions. [2024-11-08 23:22:49,733 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 85 transitions. [2024-11-08 23:22:49,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2024-11-08 23:22:49,735 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:22:49,736 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:22:49,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 23:22:49,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:22:49,801 INFO L255 TraceCheckSpWp]: Trace formula consists of 121 conjuncts, 33 conjuncts are in the unsatisfiable core [2024-11-08 23:22:49,804 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:22:50,319 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 21 proven. 19 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2024-11-08 23:22:51,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:22:51,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 61 states and 100 transitions. [2024-11-08 23:22:51,612 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 100 transitions. [2024-11-08 23:22:51,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2024-11-08 23:22:51,618 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:22:51,619 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:22:51,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 23:22:57,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:22:57,397 INFO L255 TraceCheckSpWp]: Trace formula consists of 136 conjuncts, 37 conjuncts are in the unsatisfiable core [2024-11-08 23:22:57,401 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:22:57,632 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 26 proven. 42 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2024-11-08 23:22:58,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:22:58,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 64 states and 105 transitions. [2024-11-08 23:22:58,376 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 105 transitions. [2024-11-08 23:22:58,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2024-11-08 23:22:58,378 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:22:58,379 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:22:58,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 23:22:58,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:22:58,455 INFO L255 TraceCheckSpWp]: Trace formula consists of 138 conjuncts, 46 conjuncts are in the unsatisfiable core [2024-11-08 23:22:58,459 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:22:59,048 INFO L134 CoverageAnalysis]: Checked inductivity of 104 backedges. 24 proven. 45 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2024-11-08 23:23:00,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:23:00,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 72 states and 120 transitions. [2024-11-08 23:23:00,750 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 120 transitions. [2024-11-08 23:23:00,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2024-11-08 23:23:00,752 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:23:00,752 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:23:00,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 23:23:01,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:23:01,577 INFO L255 TraceCheckSpWp]: Trace formula consists of 153 conjuncts, 24 conjuncts are in the unsatisfiable core [2024-11-08 23:23:01,580 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:23:01,877 INFO L134 CoverageAnalysis]: Checked inductivity of 131 backedges. 26 proven. 58 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2024-11-08 23:23:02,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:23:02,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 75 states and 125 transitions. [2024-11-08 23:23:02,885 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 125 transitions. [2024-11-08 23:23:02,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2024-11-08 23:23:02,889 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:23:02,890 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:23:02,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 23:23:03,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:23:03,006 INFO L255 TraceCheckSpWp]: Trace formula consists of 155 conjuncts, 38 conjuncts are in the unsatisfiable core [2024-11-08 23:23:03,009 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:23:03,377 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 13 proven. 64 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2024-11-08 23:23:05,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:23:05,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 83 states and 140 transitions. [2024-11-08 23:23:05,321 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 140 transitions. [2024-11-08 23:23:05,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2024-11-08 23:23:05,323 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:23:05,324 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:23:05,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 23:23:05,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:23:05,896 INFO L255 TraceCheckSpWp]: Trace formula consists of 170 conjuncts, 37 conjuncts are in the unsatisfiable core [2024-11-08 23:23:05,899 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:23:06,116 INFO L134 CoverageAnalysis]: Checked inductivity of 177 backedges. 36 proven. 85 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2024-11-08 23:23:06,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:23:06,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 86 states and 145 transitions. [2024-11-08 23:23:06,909 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 145 transitions. [2024-11-08 23:23:06,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2024-11-08 23:23:06,911 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:23:06,911 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:23:06,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 23:23:07,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:23:07,006 INFO L255 TraceCheckSpWp]: Trace formula consists of 172 conjuncts, 32 conjuncts are in the unsatisfiable core [2024-11-08 23:23:07,007 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:23:07,404 INFO L134 CoverageAnalysis]: Checked inductivity of 193 backedges. 16 proven. 63 refuted. 0 times theorem prover too weak. 114 trivial. 0 not checked. [2024-11-08 23:23:09,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:23:09,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 94 states and 160 transitions. [2024-11-08 23:23:09,510 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 160 transitions. [2024-11-08 23:23:09,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2024-11-08 23:23:09,512 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:23:09,512 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:23:09,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 23:23:09,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:23:09,941 INFO L255 TraceCheckSpWp]: Trace formula consists of 187 conjuncts, 55 conjuncts are in the unsatisfiable core [2024-11-08 23:23:09,945 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:23:10,187 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 36 proven. 128 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2024-11-08 23:23:10,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:23:10,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 97 states and 165 transitions. [2024-11-08 23:23:10,832 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 165 transitions. [2024-11-08 23:23:10,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2024-11-08 23:23:10,833 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:23:10,834 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:23:10,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 23:23:10,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:23:10,914 INFO L255 TraceCheckSpWp]: Trace formula consists of 189 conjuncts, 36 conjuncts are in the unsatisfiable core [2024-11-08 23:23:10,915 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:23:11,261 INFO L134 CoverageAnalysis]: Checked inductivity of 248 backedges. 18 proven. 84 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2024-11-08 23:23:13,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:23:13,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 105 states and 180 transitions. [2024-11-08 23:23:13,027 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 180 transitions. [2024-11-08 23:23:13,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2024-11-08 23:23:13,028 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:23:13,029 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:23:13,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 23:23:13,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:23:13,553 INFO L255 TraceCheckSpWp]: Trace formula consists of 204 conjuncts, 58 conjuncts are in the unsatisfiable core [2024-11-08 23:23:13,555 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:23:13,776 INFO L134 CoverageAnalysis]: Checked inductivity of 290 backedges. 63 proven. 135 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-11-08 23:23:14,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:23:14,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 108 states and 185 transitions. [2024-11-08 23:23:14,536 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 185 transitions. [2024-11-08 23:23:14,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2024-11-08 23:23:14,537 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:23:14,537 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:23:14,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 23:23:14,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:23:14,616 INFO L255 TraceCheckSpWp]: Trace formula consists of 206 conjuncts, 40 conjuncts are in the unsatisfiable core [2024-11-08 23:23:14,618 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:23:15,001 INFO L134 CoverageAnalysis]: Checked inductivity of 310 backedges. 20 proven. 108 refuted. 0 times theorem prover too weak. 182 trivial. 0 not checked. [2024-11-08 23:23:16,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:23:16,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 116 states and 200 transitions. [2024-11-08 23:23:16,971 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 200 transitions. [2024-11-08 23:23:16,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2024-11-08 23:23:16,972 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:23:16,972 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:23:16,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 23:23:17,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:23:17,065 INFO L255 TraceCheckSpWp]: Trace formula consists of 221 conjuncts, 77 conjuncts are in the unsatisfiable core [2024-11-08 23:23:17,068 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:23:17,343 INFO L134 CoverageAnalysis]: Checked inductivity of 357 backedges. 47 proven. 200 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2024-11-08 23:23:18,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:23:18,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 119 states and 205 transitions. [2024-11-08 23:23:18,179 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 205 transitions. [2024-11-08 23:23:18,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2024-11-08 23:23:18,180 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:23:18,180 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:23:18,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 23:23:18,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:23:18,288 INFO L255 TraceCheckSpWp]: Trace formula consists of 223 conjuncts, 44 conjuncts are in the unsatisfiable core [2024-11-08 23:23:18,291 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:23:18,692 INFO L134 CoverageAnalysis]: Checked inductivity of 379 backedges. 22 proven. 135 refuted. 0 times theorem prover too weak. 222 trivial. 0 not checked. [2024-11-08 23:23:20,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:23:20,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 127 states and 220 transitions. [2024-11-08 23:23:20,899 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 220 transitions. [2024-11-08 23:23:20,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2024-11-08 23:23:20,900 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:23:20,901 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:23:20,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 23:23:25,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:23:25,365 INFO L255 TraceCheckSpWp]: Trace formula consists of 238 conjuncts, 44 conjuncts are in the unsatisfiable core [2024-11-08 23:23:25,368 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:23:26,008 INFO L134 CoverageAnalysis]: Checked inductivity of 431 backedges. 47 proven. 216 refuted. 0 times theorem prover too weak. 168 trivial. 0 not checked. [2024-11-08 23:23:27,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:23:27,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 130 states and 225 transitions. [2024-11-08 23:23:27,438 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 225 transitions. [2024-11-08 23:23:27,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2024-11-08 23:23:27,440 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:23:27,441 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:23:27,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 23:23:27,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:23:27,587 INFO L255 TraceCheckSpWp]: Trace formula consists of 240 conjuncts, 58 conjuncts are in the unsatisfiable core [2024-11-08 23:23:27,589 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:23:28,033 INFO L134 CoverageAnalysis]: Checked inductivity of 455 backedges. 23 proven. 199 refuted. 0 times theorem prover too weak. 233 trivial. 0 not checked. [2024-11-08 23:23:30,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:23:30,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 138 states and 240 transitions. [2024-11-08 23:23:30,566 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 240 transitions. [2024-11-08 23:23:30,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2024-11-08 23:23:30,568 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:23:30,568 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:23:30,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 23:23:35,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:23:35,701 INFO L255 TraceCheckSpWp]: Trace formula consists of 255 conjuncts, 38 conjuncts are in the unsatisfiable core [2024-11-08 23:23:35,703 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:23:36,046 INFO L134 CoverageAnalysis]: Checked inductivity of 512 backedges. 56 proven. 223 refuted. 0 times theorem prover too weak. 233 trivial. 0 not checked. [2024-11-08 23:23:37,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:23:37,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 141 states and 245 transitions. [2024-11-08 23:23:37,442 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 245 transitions. [2024-11-08 23:23:37,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2024-11-08 23:23:37,443 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:23:37,444 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:23:37,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 23:23:37,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:23:37,583 INFO L255 TraceCheckSpWp]: Trace formula consists of 257 conjuncts, 52 conjuncts are in the unsatisfiable core [2024-11-08 23:23:37,585 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:23:38,149 INFO L134 CoverageAnalysis]: Checked inductivity of 538 backedges. 26 proven. 198 refuted. 0 times theorem prover too weak. 314 trivial. 0 not checked. [2024-11-08 23:23:40,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:23:40,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 260 states to 149 states and 260 transitions. [2024-11-08 23:23:40,817 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 260 transitions. [2024-11-08 23:23:40,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2024-11-08 23:23:40,818 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:23:40,818 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:23:40,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 23:23:47,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:23:47,965 INFO L255 TraceCheckSpWp]: Trace formula consists of 272 conjuncts, 94 conjuncts are in the unsatisfiable core [2024-11-08 23:23:47,969 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:23:48,383 INFO L134 CoverageAnalysis]: Checked inductivity of 600 backedges. 88 proven. 324 refuted. 0 times theorem prover too weak. 188 trivial. 0 not checked. [2024-11-08 23:23:49,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:23:49,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 265 states to 152 states and 265 transitions. [2024-11-08 23:23:49,846 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 265 transitions. [2024-11-08 23:23:49,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2024-11-08 23:23:49,847 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:23:49,848 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:23:49,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 23:23:49,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:23:49,979 INFO L255 TraceCheckSpWp]: Trace formula consists of 274 conjuncts, 66 conjuncts are in the unsatisfiable core [2024-11-08 23:23:49,983 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:23:50,656 INFO L134 CoverageAnalysis]: Checked inductivity of 628 backedges. 27 proven. 274 refuted. 0 times theorem prover too weak. 327 trivial. 0 not checked. [2024-11-08 23:23:54,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:23:54,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 280 states to 160 states and 280 transitions. [2024-11-08 23:23:54,154 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 280 transitions. [2024-11-08 23:23:54,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2024-11-08 23:23:54,156 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:23:54,156 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:23:54,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 23:23:58,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:23:58,553 INFO L255 TraceCheckSpWp]: Trace formula consists of 289 conjuncts, 93 conjuncts are in the unsatisfiable core [2024-11-08 23:23:58,556 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:23:58,939 INFO L134 CoverageAnalysis]: Checked inductivity of 695 backedges. 67 proven. 406 refuted. 0 times theorem prover too weak. 222 trivial. 0 not checked. [2024-11-08 23:24:00,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:24:00,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 285 states to 163 states and 285 transitions. [2024-11-08 23:24:00,265 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 285 transitions. [2024-11-08 23:24:00,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2024-11-08 23:24:00,266 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:24:00,267 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:24:00,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 23:24:00,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:24:00,377 INFO L255 TraceCheckSpWp]: Trace formula consists of 291 conjuncts, 60 conjuncts are in the unsatisfiable core [2024-11-08 23:24:00,380 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:24:01,000 INFO L134 CoverageAnalysis]: Checked inductivity of 725 backedges. 30 proven. 273 refuted. 0 times theorem prover too weak. 422 trivial. 0 not checked. [2024-11-08 23:24:04,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:24:04,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 300 states to 171 states and 300 transitions. [2024-11-08 23:24:04,261 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 300 transitions. [2024-11-08 23:24:04,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2024-11-08 23:24:04,262 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:24:04,262 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:24:04,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 23:24:14,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 23:24:14,361 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:485) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-08 23:24:14,366 INFO L158 Benchmark]: Toolchain (without parser) took 95179.45ms. Allocated memory was 148.9MB in the beginning and 337.6MB in the end (delta: 188.7MB). Free memory was 110.2MB in the beginning and 103.1MB in the end (delta: 7.1MB). Peak memory consumption was 197.4MB. Max. memory is 16.1GB. [2024-11-08 23:24:14,367 INFO L158 Benchmark]: CDTParser took 0.46ms. Allocated memory is still 109.1MB. Free memory is still 62.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:24:14,367 INFO L158 Benchmark]: CACSL2BoogieTranslator took 377.36ms. Allocated memory is still 148.9MB. Free memory was 110.2MB in the beginning and 97.1MB in the end (delta: 13.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-11-08 23:24:14,368 INFO L158 Benchmark]: Boogie Procedure Inliner took 46.54ms. Allocated memory is still 148.9MB. Free memory was 97.1MB in the beginning and 96.1MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:24:14,369 INFO L158 Benchmark]: Boogie Preprocessor took 45.35ms. Allocated memory is still 148.9MB. Free memory was 95.5MB in the beginning and 94.5MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:24:14,369 INFO L158 Benchmark]: RCFGBuilder took 534.69ms. Allocated memory is still 148.9MB. Free memory was 94.5MB in the beginning and 83.0MB in the end (delta: 11.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-11-08 23:24:14,370 INFO L158 Benchmark]: CodeCheck took 94168.58ms. Allocated memory was 148.9MB in the beginning and 337.6MB in the end (delta: 188.7MB). Free memory was 82.4MB in the beginning and 103.1MB in the end (delta: -20.7MB). Peak memory consumption was 170.1MB. Max. memory is 16.1GB. [2024-11-08 23:24:14,377 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Solver said unknown: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:485) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.46ms. Allocated memory is still 109.1MB. Free memory is still 62.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 377.36ms. Allocated memory is still 148.9MB. Free memory was 110.2MB in the beginning and 97.1MB in the end (delta: 13.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 46.54ms. Allocated memory is still 148.9MB. Free memory was 97.1MB in the beginning and 96.1MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 45.35ms. Allocated memory is still 148.9MB. Free memory was 95.5MB in the beginning and 94.5MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 534.69ms. Allocated memory is still 148.9MB. Free memory was 94.5MB in the beginning and 83.0MB in the end (delta: 11.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * CodeCheck took 94168.58ms. Allocated memory was 148.9MB in the beginning and 337.6MB in the end (delta: 188.7MB). Free memory was 82.4MB in the beginning and 103.1MB in the end (delta: -20.7MB). Peak memory consumption was 170.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-08 23:24:14,428 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8949c6a2-5ceb-480c-ad99-e5d3bd652815/bin/ukojak-verify-ImItNfHLgk/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 Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### 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_8949c6a2-5ceb-480c-ad99-e5d3bd652815/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8949c6a2-5ceb-480c-ad99-e5d3bd652815/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_8949c6a2-5ceb-480c-ad99-e5d3bd652815/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8949c6a2-5ceb-480c-ad99-e5d3bd652815/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/ps6-ll_valuebound100.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8949c6a2-5ceb-480c-ad99-e5d3bd652815/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8949c6a2-5ceb-480c-ad99-e5d3bd652815/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 b8588da8d66d82eb7aa3eaf3ef7c4d24b2b275bf9c1acdf38a110c8bc6eba3b7 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 23:24:17,285 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 23:24:17,356 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8949c6a2-5ceb-480c-ad99-e5d3bd652815/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-08 23:24:17,386 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 23:24:17,387 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 23:24:17,388 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 23:24:17,389 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 23:24:17,389 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 23:24:17,390 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 23:24:17,390 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 23:24:17,391 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 23:24:17,391 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 23:24:17,391 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 23:24:17,392 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 23:24:17,393 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 23:24:17,393 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 23:24:17,394 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-08 23:24:17,394 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-08 23:24:17,395 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 23:24:17,395 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-08 23:24:17,396 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 23:24:17,396 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 23:24:17,397 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 23:24:17,397 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 23:24:17,397 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 23:24:17,398 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 23:24:17,398 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 23:24:17,398 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-08 23:24:17,399 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 23:24:17,399 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:24:17,404 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 23:24:17,404 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 23:24:17,405 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 23:24:17,405 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-08 23:24:17,408 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 23:24:17,408 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-08 23:24:17,409 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_8949c6a2-5ceb-480c-ad99-e5d3bd652815/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8949c6a2-5ceb-480c-ad99-e5d3bd652815/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b8588da8d66d82eb7aa3eaf3ef7c4d24b2b275bf9c1acdf38a110c8bc6eba3b7 [2024-11-08 23:24:17,906 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 23:24:17,939 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 23:24:17,943 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 23:24:17,945 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 23:24:17,946 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 23:24:17,947 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8949c6a2-5ceb-480c-ad99-e5d3bd652815/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/nla-digbench-scaling/ps6-ll_valuebound100.c Unable to find full path for "g++" [2024-11-08 23:24:20,244 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 23:24:20,499 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 23:24:20,500 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8949c6a2-5ceb-480c-ad99-e5d3bd652815/sv-benchmarks/c/nla-digbench-scaling/ps6-ll_valuebound100.c [2024-11-08 23:24:20,508 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8949c6a2-5ceb-480c-ad99-e5d3bd652815/bin/ukojak-verify-ImItNfHLgk/data/9394a583a/1e21ba00dde54a6f8556c462506c60c0/FLAGd14990770 [2024-11-08 23:24:20,830 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8949c6a2-5ceb-480c-ad99-e5d3bd652815/bin/ukojak-verify-ImItNfHLgk/data/9394a583a/1e21ba00dde54a6f8556c462506c60c0 [2024-11-08 23:24:20,832 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 23:24:20,835 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 23:24:20,836 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 23:24:20,838 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 23:24:20,843 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 23:24:20,844 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:24:20" (1/1) ... [2024-11-08 23:24:20,845 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@46303dd6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:24:20, skipping insertion in model container [2024-11-08 23:24:20,846 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:24:20" (1/1) ... [2024-11-08 23:24:20,866 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 23:24:21,113 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_8949c6a2-5ceb-480c-ad99-e5d3bd652815/sv-benchmarks/c/nla-digbench-scaling/ps6-ll_valuebound100.c[458,471] [2024-11-08 23:24:21,148 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:24:21,164 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 23:24:21,179 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_8949c6a2-5ceb-480c-ad99-e5d3bd652815/sv-benchmarks/c/nla-digbench-scaling/ps6-ll_valuebound100.c[458,471] [2024-11-08 23:24:21,198 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:24:21,223 INFO L204 MainTranslator]: Completed translation [2024-11-08 23:24:21,224 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:24:21 WrapperNode [2024-11-08 23:24:21,224 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 23:24:21,225 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 23:24:21,225 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 23:24:21,225 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 23:24:21,233 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:24:21" (1/1) ... [2024-11-08 23:24:21,247 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:24:21" (1/1) ... [2024-11-08 23:24:21,271 INFO L138 Inliner]: procedures = 14, calls = 12, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 34 [2024-11-08 23:24:21,273 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 23:24:21,274 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 23:24:21,274 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 23:24:21,274 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 23:24:21,284 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:24:21" (1/1) ... [2024-11-08 23:24:21,284 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:24:21" (1/1) ... [2024-11-08 23:24:21,288 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:24:21" (1/1) ... [2024-11-08 23:24:21,288 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:24:21" (1/1) ... [2024-11-08 23:24:21,296 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:24:21" (1/1) ... [2024-11-08 23:24:21,321 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:24:21" (1/1) ... [2024-11-08 23:24:21,329 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:24:21" (1/1) ... [2024-11-08 23:24:21,330 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:24:21" (1/1) ... [2024-11-08 23:24:21,332 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 23:24:21,333 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 23:24:21,335 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 23:24:21,335 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 23:24:21,336 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:24:21" (1/1) ... [2024-11-08 23:24:21,341 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:24:21,354 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8949c6a2-5ceb-480c-ad99-e5d3bd652815/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 23:24:21,369 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8949c6a2-5ceb-480c-ad99-e5d3bd652815/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 23:24:21,372 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8949c6a2-5ceb-480c-ad99-e5d3bd652815/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 23:24:21,403 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 23:24:21,404 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-08 23:24:21,404 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-08 23:24:21,404 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-08 23:24:21,405 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 23:24:21,405 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 23:24:21,405 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-08 23:24:21,405 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-08 23:24:21,481 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 23:24:21,483 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 23:24:22,222 INFO L? ?]: Removed 6 outVars from TransFormulas that were not future-live. [2024-11-08 23:24:22,222 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 23:24:22,281 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 23:24:22,282 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-08 23:24:22,286 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:24:22 BoogieIcfgContainer [2024-11-08 23:24:22,286 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 23:24:22,287 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 23:24:22,287 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 23:24:22,301 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 23:24:22,302 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:24:22" (1/1) ... [2024-11-08 23:24:22,314 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 23:24:22,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:24:22,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 19 states and 24 transitions. [2024-11-08 23:24:22,383 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 24 transitions. [2024-11-08 23:24:22,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-08 23:24:22,388 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:24:22,389 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:24:22,389 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8949c6a2-5ceb-480c-ad99-e5d3bd652815/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:24:22,398 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8949c6a2-5ceb-480c-ad99-e5d3bd652815/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:24:22,399 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8949c6a2-5ceb-480c-ad99-e5d3bd652815/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-08 23:24:22,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:24:22,474 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:24:22,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:24:22,671 INFO L255 TraceCheckSpWp]: Trace formula consists of 32 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-08 23:24:22,676 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:24:22,702 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-08 23:24:22,707 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8949c6a2-5ceb-480c-ad99-e5d3bd652815/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-08 23:24:22,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:24:22,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 19 states and 22 transitions. [2024-11-08 23:24:22,750 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 22 transitions. [2024-11-08 23:24:22,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-08 23:24:22,751 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:24:22,751 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:24:22,752 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8949c6a2-5ceb-480c-ad99-e5d3bd652815/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:24:22,754 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8949c6a2-5ceb-480c-ad99-e5d3bd652815/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:24:22,756 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8949c6a2-5ceb-480c-ad99-e5d3bd652815/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-08 23:24:23,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:24:23,383 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:24:23,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:24:23,639 INFO L255 TraceCheckSpWp]: Trace formula consists of 32 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-08 23:24:23,648 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:24:23,986 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-08 23:24:23,992 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8949c6a2-5ceb-480c-ad99-e5d3bd652815/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Forceful destruction successful, exit code 0 [2024-11-08 23:24:26,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:24:26,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 23 states and 31 transitions. [2024-11-08 23:24:26,032 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 31 transitions. [2024-11-08 23:24:26,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-11-08 23:24:26,034 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:24:26,034 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:24:26,034 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8949c6a2-5ceb-480c-ad99-e5d3bd652815/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:24:26,035 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8949c6a2-5ceb-480c-ad99-e5d3bd652815/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:24:26,037 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8949c6a2-5ceb-480c-ad99-e5d3bd652815/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-08 23:24:26,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:24:26,493 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:24:26,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:24:26,715 INFO L255 TraceCheckSpWp]: Trace formula consists of 40 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-08 23:24:26,722 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:24:44,894 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-08 23:24:44,906 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8949c6a2-5ceb-480c-ad99-e5d3bd652815/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (4)] Forceful destruction successful, exit code 0 [2024-11-08 23:25:17,036 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.37s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-08 23:25:19,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:25:19,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 27 states and 38 transitions. [2024-11-08 23:25:19,516 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 38 transitions. [2024-11-08 23:25:19,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-08 23:25:19,517 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:25:19,517 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:25:19,518 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8949c6a2-5ceb-480c-ad99-e5d3bd652815/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:25:19,519 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8949c6a2-5ceb-480c-ad99-e5d3bd652815/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:25:19,521 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8949c6a2-5ceb-480c-ad99-e5d3bd652815/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-11-08 23:25:20,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:25:20,490 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:25:20,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:25:20,992 INFO L255 TraceCheckSpWp]: Trace formula consists of 44 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-08 23:25:20,994 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:25:21,985 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-08 23:25:21,996 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8949c6a2-5ceb-480c-ad99-e5d3bd652815/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (5)] Forceful destruction successful, exit code 0 [2024-11-08 23:26:22,077 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.08s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-08 23:26:23,621 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.12s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-08 23:26:26,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:26:26,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 30 states and 43 transitions. [2024-11-08 23:26:26,098 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2024-11-08 23:26:26,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-11-08 23:26:26,099 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:26:26,099 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:26:26,099 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8949c6a2-5ceb-480c-ad99-e5d3bd652815/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:26:26,104 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8949c6a2-5ceb-480c-ad99-e5d3bd652815/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:26:26,106 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8949c6a2-5ceb-480c-ad99-e5d3bd652815/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-11-08 23:26:26,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:26:26,807 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:26:27,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:26:27,203 INFO L255 TraceCheckSpWp]: Trace formula consists of 47 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-08 23:26:27,205 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:26:31,741 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-11-08 23:26:31,751 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8949c6a2-5ceb-480c-ad99-e5d3bd652815/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (6)] Forceful destruction successful, exit code 0 [2024-11-08 23:27:51,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:27:51,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 35 states and 55 transitions. [2024-11-08 23:27:51,267 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 55 transitions. [2024-11-08 23:27:51,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2024-11-08 23:27:51,269 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:27:51,270 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:27:51,270 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8949c6a2-5ceb-480c-ad99-e5d3bd652815/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:27:51,271 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8949c6a2-5ceb-480c-ad99-e5d3bd652815/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:27:51,284 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8949c6a2-5ceb-480c-ad99-e5d3bd652815/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2024-11-08 23:27:53,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:27:53,217 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:27:53,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:27:54,082 INFO L255 TraceCheckSpWp]: Trace formula consists of 56 conjuncts, 14 conjuncts are in the unsatisfiable core [2024-11-08 23:27:54,086 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:27:56,374 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 6 proven. 9 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-08 23:27:56,396 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8949c6a2-5ceb-480c-ad99-e5d3bd652815/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (7)] Forceful destruction successful, exit code 0 [2024-11-08 23:28:52,481 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.65s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-08 23:29:11,134 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.33s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-08 23:29:12,607 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.13s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-08 23:29:15,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:29:15,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 38 states and 60 transitions. [2024-11-08 23:29:15,159 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 60 transitions. [2024-11-08 23:29:15,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-08 23:29:15,161 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:29:15,161 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:29:15,161 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8949c6a2-5ceb-480c-ad99-e5d3bd652815/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:29:15,163 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8949c6a2-5ceb-480c-ad99-e5d3bd652815/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:29:15,165 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8949c6a2-5ceb-480c-ad99-e5d3bd652815/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2024-11-08 23:29:16,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:29:16,278 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:29:16,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:29:16,808 INFO L255 TraceCheckSpWp]: Trace formula consists of 59 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-08 23:29:16,812 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:29:21,970 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 3 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2024-11-08 23:29:21,991 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8949c6a2-5ceb-480c-ad99-e5d3bd652815/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (8)] Ended with exit code 0 [2024-11-08 23:31:28,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:31:28,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 46 states and 78 transitions. [2024-11-08 23:31:28,446 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 78 transitions. [2024-11-08 23:31:28,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2024-11-08 23:31:28,448 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:31:28,448 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:31:28,449 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8949c6a2-5ceb-480c-ad99-e5d3bd652815/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:31:28,451 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8949c6a2-5ceb-480c-ad99-e5d3bd652815/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:31:28,453 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8949c6a2-5ceb-480c-ad99-e5d3bd652815/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (9)] Waiting until timeout for monitored process [2024-11-08 23:31:30,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:31:30,971 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:31:31,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:31:32,156 INFO L255 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-11-08 23:31:32,159 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:31:35,095 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 11 proven. 17 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-11-08 23:31:35,127 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8949c6a2-5ceb-480c-ad99-e5d3bd652815/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (9)] Forceful destruction successful, exit code 0 [2024-11-08 23:32:03,699 WARN L286 SmtUtils]: Spent 6.09s on a formula simplification that was a NOOP. DAG size: 39 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-08 23:32:42,294 WARN L286 SmtUtils]: Spent 6.21s on a formula simplification that was a NOOP. DAG size: 40 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-08 23:32:44,836 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.04s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-08 23:33:11,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:33:11,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 49 states and 83 transitions. [2024-11-08 23:33:11,233 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 83 transitions. [2024-11-08 23:33:11,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2024-11-08 23:33:11,235 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:33:11,235 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:33:11,235 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8949c6a2-5ceb-480c-ad99-e5d3bd652815/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:33:11,238 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8949c6a2-5ceb-480c-ad99-e5d3bd652815/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:33:11,240 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8949c6a2-5ceb-480c-ad99-e5d3bd652815/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (10)] Waiting until timeout for monitored process [2024-11-08 23:33:12,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:33:12,935 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:33:13,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:33:13,723 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-11-08 23:33:13,725 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:33:19,173 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 8 proven. 9 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-11-08 23:33:19,188 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8949c6a2-5ceb-480c-ad99-e5d3bd652815/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (10)] Ended with exit code 0 [2024-11-08 23:34:48,816 WARN L286 SmtUtils]: Spent 5.22s on a formula simplification that was a NOOP. DAG size: 48 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-08 23:35:03,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:35:03,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 54 states and 95 transitions. [2024-11-08 23:35:03,600 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 95 transitions. [2024-11-08 23:35:03,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2024-11-08 23:35:03,602 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:35:03,603 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:35:03,603 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8949c6a2-5ceb-480c-ad99-e5d3bd652815/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:35:03,606 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8949c6a2-5ceb-480c-ad99-e5d3bd652815/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:35:03,607 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8949c6a2-5ceb-480c-ad99-e5d3bd652815/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (11)] Waiting until timeout for monitored process [2024-11-08 23:35:06,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:35:06,256 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:35:07,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:35:07,432 INFO L255 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 18 conjuncts are in the unsatisfiable core [2024-11-08 23:35:07,435 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:35:10,713 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 13 proven. 31 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2024-11-08 23:35:10,734 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8949c6a2-5ceb-480c-ad99-e5d3bd652815/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (11)] Ended with exit code 0 [2024-11-08 23:35:38,157 WARN L286 SmtUtils]: Spent 7.33s on a formula simplification that was a NOOP. DAG size: 45 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-08 23:36:11,598 WARN L286 SmtUtils]: Spent 5.41s on a formula simplification that was a NOOP. DAG size: 46 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-08 23:36:14,864 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.09s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-08 23:36:46,940 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.10s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-08 23:36:49,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:36:49,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 57 states and 100 transitions. [2024-11-08 23:36:49,793 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 100 transitions. [2024-11-08 23:36:49,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2024-11-08 23:36:49,795 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:36:49,795 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:36:49,795 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8949c6a2-5ceb-480c-ad99-e5d3bd652815/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:36:49,798 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8949c6a2-5ceb-480c-ad99-e5d3bd652815/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:36:49,799 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8949c6a2-5ceb-480c-ad99-e5d3bd652815/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (12)] Waiting until timeout for monitored process [2024-11-08 23:36:51,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:36:51,811 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:36:52,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:36:52,830 INFO L255 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 19 conjuncts are in the unsatisfiable core [2024-11-08 23:36:52,833 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:36:59,133 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 10 proven. 18 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2024-11-08 23:36:59,161 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8949c6a2-5ceb-480c-ad99-e5d3bd652815/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (12)] Ended with exit code 0