./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/ps5-ll_valuebound10.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86e3d085-2e5a-44ed-aac8-11c4827d889e/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86e3d085-2e5a-44ed-aac8-11c4827d889e/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86e3d085-2e5a-44ed-aac8-11c4827d889e/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86e3d085-2e5a-44ed-aac8-11c4827d889e/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/ps5-ll_valuebound10.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86e3d085-2e5a-44ed-aac8-11c4827d889e/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86e3d085-2e5a-44ed-aac8-11c4827d889e/bin/ukojak-verify-CZk0znPC7b --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 4cd3813e1162515d6dfe6f021a67e8bd41b689ea28e27900ea441d7fd3bbe5cc --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 02:18:46,701 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 02:18:46,771 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86e3d085-2e5a-44ed-aac8-11c4827d889e/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-12-06 02:18:46,777 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 02:18:46,777 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 02:18:46,802 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 02:18:46,803 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 02:18:46,803 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 02:18:46,803 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 02:18:46,803 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 02:18:46,804 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 02:18:46,804 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 02:18:46,804 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 02:18:46,804 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 02:18:46,804 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 02:18:46,804 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 02:18:46,804 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 02:18:46,804 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 02:18:46,805 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 02:18:46,805 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 02:18:46,805 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 02:18:46,805 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 02:18:46,805 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 02:18:46,805 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 02:18:46,805 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 02:18:46,805 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 02:18:46,806 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 02:18:46,806 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 02:18:46,806 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 02:18:46,806 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 02:18:46,806 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 02:18:46,806 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 02:18:46,806 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 02:18:46,806 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_86e3d085-2e5a-44ed-aac8-11c4827d889e/bin/ukojak-verify-CZk0znPC7b 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 -> 4cd3813e1162515d6dfe6f021a67e8bd41b689ea28e27900ea441d7fd3bbe5cc [2024-12-06 02:18:47,063 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 02:18:47,072 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 02:18:47,074 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 02:18:47,076 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 02:18:47,076 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 02:18:47,078 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86e3d085-2e5a-44ed-aac8-11c4827d889e/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/nla-digbench-scaling/ps5-ll_valuebound10.c [2024-12-06 02:18:49,991 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86e3d085-2e5a-44ed-aac8-11c4827d889e/bin/ukojak-verify-CZk0znPC7b/data/1b0dee46b/587098b754784816bcb1b5938bd97cb9/FLAGd03710cf5 [2024-12-06 02:18:50,223 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 02:18:50,223 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86e3d085-2e5a-44ed-aac8-11c4827d889e/sv-benchmarks/c/nla-digbench-scaling/ps5-ll_valuebound10.c [2024-12-06 02:18:50,231 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86e3d085-2e5a-44ed-aac8-11c4827d889e/bin/ukojak-verify-CZk0znPC7b/data/1b0dee46b/587098b754784816bcb1b5938bd97cb9/FLAGd03710cf5 [2024-12-06 02:18:50,569 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86e3d085-2e5a-44ed-aac8-11c4827d889e/bin/ukojak-verify-CZk0znPC7b/data/1b0dee46b/587098b754784816bcb1b5938bd97cb9 [2024-12-06 02:18:50,571 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 02:18:50,573 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 02:18:50,574 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 02:18:50,574 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 02:18:50,578 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 02:18:50,579 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 02:18:50" (1/1) ... [2024-12-06 02:18:50,580 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@68c26f1e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:18:50, skipping insertion in model container [2024-12-06 02:18:50,580 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 02:18:50" (1/1) ... [2024-12-06 02:18:50,594 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 02:18:50,721 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_86e3d085-2e5a-44ed-aac8-11c4827d889e/sv-benchmarks/c/nla-digbench-scaling/ps5-ll_valuebound10.c[458,471] [2024-12-06 02:18:50,739 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 02:18:50,747 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 02:18:50,757 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_86e3d085-2e5a-44ed-aac8-11c4827d889e/sv-benchmarks/c/nla-digbench-scaling/ps5-ll_valuebound10.c[458,471] [2024-12-06 02:18:50,765 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 02:18:50,779 INFO L204 MainTranslator]: Completed translation [2024-12-06 02:18:50,780 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:18:50 WrapperNode [2024-12-06 02:18:50,780 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 02:18:50,781 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 02:18:50,781 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 02:18:50,781 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 02:18:50,787 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:18:50" (1/1) ... [2024-12-06 02:18:50,792 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:18:50" (1/1) ... [2024-12-06 02:18:50,807 INFO L138 Inliner]: procedures = 14, calls = 12, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 35 [2024-12-06 02:18:50,807 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 02:18:50,807 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 02:18:50,808 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 02:18:50,808 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 02:18:50,814 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:18:50" (1/1) ... [2024-12-06 02:18:50,814 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:18:50" (1/1) ... [2024-12-06 02:18:50,816 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:18:50" (1/1) ... [2024-12-06 02:18:50,816 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:18:50" (1/1) ... [2024-12-06 02:18:50,819 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:18:50" (1/1) ... [2024-12-06 02:18:50,820 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:18:50" (1/1) ... [2024-12-06 02:18:50,823 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:18:50" (1/1) ... [2024-12-06 02:18:50,824 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:18:50" (1/1) ... [2024-12-06 02:18:50,825 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:18:50" (1/1) ... [2024-12-06 02:18:50,827 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 02:18:50,828 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 02:18:50,828 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 02:18:50,828 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 02:18:50,829 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:18:50" (1/1) ... [2024-12-06 02:18:50,836 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 02:18:50,847 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86e3d085-2e5a-44ed-aac8-11c4827d889e/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 02:18:50,859 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86e3d085-2e5a-44ed-aac8-11c4827d889e/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 02:18:50,862 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86e3d085-2e5a-44ed-aac8-11c4827d889e/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 02:18:50,889 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 02:18:50,889 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-06 02:18:50,889 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-06 02:18:50,889 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 02:18:50,889 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 02:18:50,889 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 02:18:50,889 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-12-06 02:18:50,889 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-12-06 02:18:50,942 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 02:18:50,944 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 02:18:51,057 INFO L? ?]: Removed 6 outVars from TransFormulas that were not future-live. [2024-12-06 02:18:51,057 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 02:18:51,080 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 02:18:51,080 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-12-06 02:18:51,080 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 02:18:51 BoogieIcfgContainer [2024-12-06 02:18:51,081 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 02:18:51,082 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 02:18:51,082 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 02:18:51,093 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 02:18:51,093 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 02:18:51" (1/1) ... [2024-12-06 02:18:51,103 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 02:18:51,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:18:51,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 18 states and 23 transitions. [2024-12-06 02:18:51,160 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 23 transitions. [2024-12-06 02:18:51,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-12-06 02:18:51,165 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:18:51,166 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:18:51,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 02:18:51,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:18:51,313 INFO L256 TraceCheckSpWp]: Trace formula consists of 50 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 02:18:51,320 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:18:51,422 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-12-06 02:18:51,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:18:51,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 21 states and 29 transitions. [2024-12-06 02:18:51,547 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 29 transitions. [2024-12-06 02:18:51,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-12-06 02:18:51,548 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:18:51,548 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:18:51,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:18:51,886 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-12-06 02:18:52,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:18:52,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 21 states and 27 transitions. [2024-12-06 02:18:52,260 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 27 transitions. [2024-12-06 02:18:52,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-12-06 02:18:52,261 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:18:52,261 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:18:52,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 02:18:52,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:18:52,308 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-06 02:18:52,310 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:18:52,417 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-12-06 02:18:56,079 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.46s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-12-06 02:18:56,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:18:56,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 23 states and 31 transitions. [2024-12-06 02:18:56,146 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 31 transitions. [2024-12-06 02:18:56,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 02:18:56,146 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:18:56,146 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:18:56,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 02:18:56,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:18:56,174 INFO L256 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 02:18:56,175 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:18:56,216 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-12-06 02:18:56,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:18:56,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 25 states and 35 transitions. [2024-12-06 02:18:56,282 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 35 transitions. [2024-12-06 02:18:56,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-12-06 02:18:56,283 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:18:56,283 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:18:56,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 02:18:56,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:18:56,339 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 20 conjuncts are in the unsatisfiable core [2024-12-06 02:18:56,341 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:18:56,424 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 6 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-12-06 02:18:59,962 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.32s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-12-06 02:18:59,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:18:59,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 02:18:59,986 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 02:18:59,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 02:18:59,986 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:18:59,987 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:19:00,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 02:19:00,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:19:00,024 INFO L256 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-12-06 02:19:00,026 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:19:00,148 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 6 proven. 2 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2024-12-06 02:19:00,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:19:00,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2024-12-06 02:19:00,707 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2024-12-06 02:19:00,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2024-12-06 02:19:00,709 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:19:00,709 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:19:00,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 02:19:00,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:19:00,940 INFO L256 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 19 conjuncts are in the unsatisfiable core [2024-12-06 02:19:00,943 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:19:01,034 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 6 proven. 9 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2024-12-06 02:19:04,352 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.07s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-12-06 02:19:04,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:19:04,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 35 states and 58 transitions. [2024-12-06 02:19:04,371 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 58 transitions. [2024-12-06 02:19:04,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2024-12-06 02:19:04,372 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:19:04,373 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:19:04,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 02:19:04,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:19:04,415 INFO L256 TraceCheckSpWp]: Trace formula consists of 101 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-12-06 02:19:04,416 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:19:04,544 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 8 proven. 6 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-12-06 02:19:05,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:19:05,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 41 states and 71 transitions. [2024-12-06 02:19:05,223 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 71 transitions. [2024-12-06 02:19:05,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 02:19:05,224 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:19:05,224 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:19:05,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 02:19:05,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:19:05,951 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 28 conjuncts are in the unsatisfiable core [2024-12-06 02:19:05,953 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:19:06,042 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 13 proven. 20 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2024-12-06 02:19:09,441 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.09s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-12-06 02:19:09,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:19:09,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 43 states and 75 transitions. [2024-12-06 02:19:09,464 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 75 transitions. [2024-12-06 02:19:09,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2024-12-06 02:19:09,465 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:19:09,465 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:19:09,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 02:19:09,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:19:09,505 INFO L256 TraceCheckSpWp]: Trace formula consists of 117 conjuncts, 20 conjuncts are in the unsatisfiable core [2024-12-06 02:19:09,506 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:19:09,660 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 10 proven. 12 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2024-12-06 02:19:10,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:19:10,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 49 states and 88 transitions. [2024-12-06 02:19:10,426 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 88 transitions. [2024-12-06 02:19:10,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2024-12-06 02:19:10,427 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:19:10,427 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:19:10,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 02:19:12,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:19:12,060 INFO L256 TraceCheckSpWp]: Trace formula consists of 130 conjuncts, 28 conjuncts are in the unsatisfiable core [2024-12-06 02:19:12,062 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:19:12,274 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 18 proven. 29 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2024-12-06 02:19:16,023 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.17s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-12-06 02:19:16,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:19:16,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 51 states and 92 transitions. [2024-12-06 02:19:16,047 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 92 transitions. [2024-12-06 02:19:16,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-12-06 02:19:16,048 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:19:16,048 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:19:16,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 02:19:16,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:19:16,100 INFO L256 TraceCheckSpWp]: Trace formula consists of 133 conjuncts, 34 conjuncts are in the unsatisfiable core [2024-12-06 02:19:16,102 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:19:16,323 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 11 proven. 36 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2024-12-06 02:19:17,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:19:17,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 57 states and 105 transitions. [2024-12-06 02:19:17,322 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 105 transitions. [2024-12-06 02:19:17,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2024-12-06 02:19:17,323 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:19:17,323 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:19:17,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 02:19:17,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:19:17,391 INFO L256 TraceCheckSpWp]: Trace formula consists of 146 conjuncts, 34 conjuncts are in the unsatisfiable core [2024-12-06 02:19:17,393 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:19:17,754 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 22 proven. 50 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2024-12-06 02:19:21,879 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.42s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-12-06 02:19:21,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:19:21,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 59 states and 109 transitions. [2024-12-06 02:19:21,903 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 109 transitions. [2024-12-06 02:19:21,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 02:19:21,904 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:19:21,904 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:19:21,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 02:19:21,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:19:21,970 INFO L256 TraceCheckSpWp]: Trace formula consists of 149 conjuncts, 28 conjuncts are in the unsatisfiable core [2024-12-06 02:19:21,972 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:19:22,183 INFO L134 CoverageAnalysis]: Checked inductivity of 130 backedges. 14 proven. 30 refuted. 0 times theorem prover too weak. 86 trivial. 0 not checked. [2024-12-06 02:19:23,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:19:23,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 65 states and 122 transitions. [2024-12-06 02:19:23,351 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 122 transitions. [2024-12-06 02:19:23,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2024-12-06 02:19:23,352 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:19:23,352 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:19:23,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 02:19:33,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 02:19:33,422 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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-12-06 02:19:33,425 INFO L158 Benchmark]: Toolchain (without parser) took 42852.48ms. Allocated memory is still 142.6MB. Free memory was 116.7MB in the beginning and 111.0MB in the end (delta: 5.7MB). Peak memory consumption was 75.6MB. Max. memory is 16.1GB. [2024-12-06 02:19:33,425 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 142.6MB. Free memory is still 83.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 02:19:33,425 INFO L158 Benchmark]: CACSL2BoogieTranslator took 206.60ms. Allocated memory is still 142.6MB. Free memory was 116.7MB in the beginning and 105.5MB in the end (delta: 11.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 02:19:33,426 INFO L158 Benchmark]: Boogie Procedure Inliner took 26.18ms. Allocated memory is still 142.6MB. Free memory was 105.5MB in the beginning and 104.2MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 02:19:33,426 INFO L158 Benchmark]: Boogie Preprocessor took 19.45ms. Allocated memory is still 142.6MB. Free memory was 104.2MB in the beginning and 103.5MB in the end (delta: 695.8kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 02:19:33,426 INFO L158 Benchmark]: RCFGBuilder took 253.01ms. Allocated memory is still 142.6MB. Free memory was 103.5MB in the beginning and 91.9MB in the end (delta: 11.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 02:19:33,426 INFO L158 Benchmark]: CodeCheck took 42342.87ms. Allocated memory is still 142.6MB. Free memory was 91.9MB in the beginning and 111.0MB in the end (delta: -19.1MB). Peak memory consumption was 50.4MB. Max. memory is 16.1GB. [2024-12-06 02:19:33,428 INFO L338 ainManager$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 0.35ms. Allocated memory is still 142.6MB. Free memory is still 83.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 206.60ms. Allocated memory is still 142.6MB. Free memory was 116.7MB in the beginning and 105.5MB in the end (delta: 11.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 26.18ms. Allocated memory is still 142.6MB. Free memory was 105.5MB in the beginning and 104.2MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 19.45ms. Allocated memory is still 142.6MB. Free memory was 104.2MB in the beginning and 103.5MB in the end (delta: 695.8kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 253.01ms. Allocated memory is still 142.6MB. Free memory was 103.5MB in the beginning and 91.9MB in the end (delta: 11.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 42342.87ms. Allocated memory is still 142.6MB. Free memory was 91.9MB in the beginning and 111.0MB in the end (delta: -19.1MB). Peak memory consumption was 50.4MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-12-06 02:19:33,445 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86e3d085-2e5a-44ed-aac8-11c4827d889e/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86e3d085-2e5a-44ed-aac8-11c4827d889e/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86e3d085-2e5a-44ed-aac8-11c4827d889e/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86e3d085-2e5a-44ed-aac8-11c4827d889e/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86e3d085-2e5a-44ed-aac8-11c4827d889e/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/ps5-ll_valuebound10.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86e3d085-2e5a-44ed-aac8-11c4827d889e/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86e3d085-2e5a-44ed-aac8-11c4827d889e/bin/ukojak-verify-CZk0znPC7b --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 4cd3813e1162515d6dfe6f021a67e8bd41b689ea28e27900ea441d7fd3bbe5cc --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 02:19:35,352 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 02:19:35,452 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86e3d085-2e5a-44ed-aac8-11c4827d889e/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-12-06 02:19:35,482 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 02:19:35,482 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 02:19:35,483 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 02:19:35,483 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 02:19:35,483 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 02:19:35,483 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 02:19:35,484 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 02:19:35,484 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 02:19:35,484 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 02:19:35,484 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 02:19:35,484 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 02:19:35,484 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 02:19:35,484 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 02:19:35,484 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-06 02:19:35,484 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-06 02:19:35,484 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-06 02:19:35,485 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 02:19:35,485 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 02:19:35,485 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 02:19:35,485 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 02:19:35,485 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 02:19:35,485 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 02:19:35,485 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 02:19:35,485 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 02:19:35,485 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-06 02:19:35,485 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 02:19:35,486 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 02:19:35,486 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 02:19:35,486 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 02:19:35,486 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 02:19:35,486 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-06 02:19:35,486 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 02:19:35,486 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-06 02:19:35,486 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_86e3d085-2e5a-44ed-aac8-11c4827d889e/bin/ukojak-verify-CZk0znPC7b 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 -> 4cd3813e1162515d6dfe6f021a67e8bd41b689ea28e27900ea441d7fd3bbe5cc [2024-12-06 02:19:35,743 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 02:19:35,751 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 02:19:35,753 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 02:19:35,754 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 02:19:35,755 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 02:19:35,756 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86e3d085-2e5a-44ed-aac8-11c4827d889e/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/nla-digbench-scaling/ps5-ll_valuebound10.c [2024-12-06 02:19:38,446 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86e3d085-2e5a-44ed-aac8-11c4827d889e/bin/ukojak-verify-CZk0znPC7b/data/a62dd9b3c/4c5aed167b9b42e6b3bca62d817a3e53/FLAG64bcfc5ca [2024-12-06 02:19:38,612 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 02:19:38,613 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86e3d085-2e5a-44ed-aac8-11c4827d889e/sv-benchmarks/c/nla-digbench-scaling/ps5-ll_valuebound10.c [2024-12-06 02:19:38,620 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86e3d085-2e5a-44ed-aac8-11c4827d889e/bin/ukojak-verify-CZk0znPC7b/data/a62dd9b3c/4c5aed167b9b42e6b3bca62d817a3e53/FLAG64bcfc5ca [2024-12-06 02:19:38,631 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86e3d085-2e5a-44ed-aac8-11c4827d889e/bin/ukojak-verify-CZk0znPC7b/data/a62dd9b3c/4c5aed167b9b42e6b3bca62d817a3e53 [2024-12-06 02:19:38,633 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 02:19:38,634 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 02:19:38,635 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 02:19:38,635 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 02:19:38,638 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 02:19:38,639 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 02:19:38" (1/1) ... [2024-12-06 02:19:38,640 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@697c6f6e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:19:38, skipping insertion in model container [2024-12-06 02:19:38,640 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 02:19:38" (1/1) ... [2024-12-06 02:19:38,650 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 02:19:38,775 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_86e3d085-2e5a-44ed-aac8-11c4827d889e/sv-benchmarks/c/nla-digbench-scaling/ps5-ll_valuebound10.c[458,471] [2024-12-06 02:19:38,792 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 02:19:38,801 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 02:19:38,811 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_86e3d085-2e5a-44ed-aac8-11c4827d889e/sv-benchmarks/c/nla-digbench-scaling/ps5-ll_valuebound10.c[458,471] [2024-12-06 02:19:38,819 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 02:19:38,831 INFO L204 MainTranslator]: Completed translation [2024-12-06 02:19:38,832 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:19:38 WrapperNode [2024-12-06 02:19:38,832 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 02:19:38,833 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 02:19:38,833 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 02:19:38,833 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 02:19:38,838 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:19:38" (1/1) ... [2024-12-06 02:19:38,844 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:19:38" (1/1) ... [2024-12-06 02:19:38,856 INFO L138 Inliner]: procedures = 14, calls = 12, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 34 [2024-12-06 02:19:38,857 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 02:19:38,857 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 02:19:38,858 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 02:19:38,858 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 02:19:38,864 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:19:38" (1/1) ... [2024-12-06 02:19:38,864 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:19:38" (1/1) ... [2024-12-06 02:19:38,866 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:19:38" (1/1) ... [2024-12-06 02:19:38,866 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:19:38" (1/1) ... [2024-12-06 02:19:38,869 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:19:38" (1/1) ... [2024-12-06 02:19:38,870 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:19:38" (1/1) ... [2024-12-06 02:19:38,872 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:19:38" (1/1) ... [2024-12-06 02:19:38,873 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:19:38" (1/1) ... [2024-12-06 02:19:38,874 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:19:38" (1/1) ... [2024-12-06 02:19:38,876 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 02:19:38,876 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 02:19:38,876 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 02:19:38,877 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 02:19:38,877 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:19:38" (1/1) ... [2024-12-06 02:19:38,884 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 02:19:38,897 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86e3d085-2e5a-44ed-aac8-11c4827d889e/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 02:19:38,910 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86e3d085-2e5a-44ed-aac8-11c4827d889e/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 02:19:38,914 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86e3d085-2e5a-44ed-aac8-11c4827d889e/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 02:19:38,938 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 02:19:38,938 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-06 02:19:38,938 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-06 02:19:38,938 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-06 02:19:38,938 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 02:19:38,938 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 02:19:38,938 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-12-06 02:19:38,938 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-12-06 02:19:38,991 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 02:19:38,993 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 02:19:39,229 INFO L? ?]: Removed 6 outVars from TransFormulas that were not future-live. [2024-12-06 02:19:39,230 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 02:19:39,257 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 02:19:39,257 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-12-06 02:19:39,258 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 02:19:39 BoogieIcfgContainer [2024-12-06 02:19:39,258 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 02:19:39,258 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 02:19:39,258 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 02:19:39,267 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 02:19:39,267 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 02:19:39" (1/1) ... [2024-12-06 02:19:39,272 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 02:19:39,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:19:39,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 18 states and 23 transitions. [2024-12-06 02:19:39,311 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 23 transitions. [2024-12-06 02:19:39,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-12-06 02:19:39,320 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:19:39,321 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:19:39,321 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86e3d085-2e5a-44ed-aac8-11c4827d889e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:19:39,323 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86e3d085-2e5a-44ed-aac8-11c4827d889e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:19:39,324 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86e3d085-2e5a-44ed-aac8-11c4827d889e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-12-06 02:19:39,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:19:39,381 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:19:39,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:19:39,551 INFO L256 TraceCheckSpWp]: Trace formula consists of 31 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 02:19:39,557 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:19:39,774 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-12-06 02:19:39,776 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86e3d085-2e5a-44ed-aac8-11c4827d889e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-12-06 02:19:41,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:19:41,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 21 states and 29 transitions. [2024-12-06 02:19:41,081 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 29 transitions. [2024-12-06 02:19:41,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-12-06 02:19:41,082 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:19:41,082 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:19:41,082 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86e3d085-2e5a-44ed-aac8-11c4827d889e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:19:41,084 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86e3d085-2e5a-44ed-aac8-11c4827d889e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:19:41,085 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86e3d085-2e5a-44ed-aac8-11c4827d889e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-12-06 02:19:41,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:19:41,469 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:19:41,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:19:41,611 INFO L256 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-12-06 02:19:41,614 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:19:53,100 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-12-06 02:19:53,105 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86e3d085-2e5a-44ed-aac8-11c4827d889e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-12-06 02:20:14,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:20:14,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 25 states and 36 transitions. [2024-12-06 02:20:14,908 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 36 transitions. [2024-12-06 02:20:14,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-12-06 02:20:14,909 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:20:14,909 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:20:14,909 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86e3d085-2e5a-44ed-aac8-11c4827d889e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:20:14,911 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86e3d085-2e5a-44ed-aac8-11c4827d889e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:20:14,912 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86e3d085-2e5a-44ed-aac8-11c4827d889e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-12-06 02:20:15,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:20:15,591 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:20:15,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:20:15,910 INFO L256 TraceCheckSpWp]: Trace formula consists of 42 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:20:15,912 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:20:16,788 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-12-06 02:20:16,798 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86e3d085-2e5a-44ed-aac8-11c4827d889e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-12-06 02:20:49,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:20:49,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 27 states and 40 transitions. [2024-12-06 02:20:49,306 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 40 transitions. [2024-12-06 02:20:49,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 02:20:49,307 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:20:49,307 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:20:49,307 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86e3d085-2e5a-44ed-aac8-11c4827d889e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:20:49,309 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86e3d085-2e5a-44ed-aac8-11c4827d889e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:20:49,310 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86e3d085-2e5a-44ed-aac8-11c4827d889e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-12-06 02:20:49,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:20:49,696 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:20:49,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:20:49,882 INFO L256 TraceCheckSpWp]: Trace formula consists of 46 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-12-06 02:20:49,883 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:20:52,644 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-06 02:20:52,649 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86e3d085-2e5a-44ed-aac8-11c4827d889e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2024-12-06 02:21:37,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:21:37,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 31 states and 51 transitions. [2024-12-06 02:21:37,054 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 51 transitions. [2024-12-06 02:21:37,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-12-06 02:21:37,055 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:21:37,056 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:21:37,056 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86e3d085-2e5a-44ed-aac8-11c4827d889e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:21:37,057 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86e3d085-2e5a-44ed-aac8-11c4827d889e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:21:37,062 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86e3d085-2e5a-44ed-aac8-11c4827d889e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-12-06 02:21:38,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:21:38,259 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:21:38,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:21:38,760 INFO L256 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 14 conjuncts are in the unsatisfiable core [2024-12-06 02:21:38,763 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:21:39,708 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 6 proven. 6 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-12-06 02:21:39,722 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86e3d085-2e5a-44ed-aac8-11c4827d889e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (6)] Ended with exit code 0 [2024-12-06 02:22:21,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:22:21,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 33 states and 55 transitions. [2024-12-06 02:22:21,670 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 55 transitions. [2024-12-06 02:22:21,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 02:22:21,671 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:22:21,671 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:22:21,671 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86e3d085-2e5a-44ed-aac8-11c4827d889e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:22:21,673 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86e3d085-2e5a-44ed-aac8-11c4827d889e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:22:21,674 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86e3d085-2e5a-44ed-aac8-11c4827d889e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2024-12-06 02:22:22,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:22:22,546 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:22:22,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:22:22,895 INFO L256 TraceCheckSpWp]: Trace formula consists of 57 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 02:22:22,897 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:22:26,712 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 6 proven. 2 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2024-12-06 02:22:26,722 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86e3d085-2e5a-44ed-aac8-11c4827d889e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (7)] Ended with exit code 0 [2024-12-06 02:23:31,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:23:31,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 39 states and 71 transitions. [2024-12-06 02:23:31,753 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 71 transitions. [2024-12-06 02:23:31,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2024-12-06 02:23:31,754 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:23:31,754 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:23:31,754 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86e3d085-2e5a-44ed-aac8-11c4827d889e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:23:31,756 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86e3d085-2e5a-44ed-aac8-11c4827d889e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:23:31,757 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86e3d085-2e5a-44ed-aac8-11c4827d889e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2024-12-06 02:23:33,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:23:33,375 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:23:33,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:23:33,999 INFO L256 TraceCheckSpWp]: Trace formula consists of 64 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-12-06 02:23:34,002 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:23:35,509 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 11 proven. 11 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:23:35,527 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86e3d085-2e5a-44ed-aac8-11c4827d889e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (8)] Forceful destruction successful, exit code 0 [2024-12-06 02:24:13,556 WARN L286 SmtUtils]: Spent 6.08s on a formula simplification that was a NOOP. DAG size: 35 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-06 02:24:31,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:24:31,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 41 states and 75 transitions. [2024-12-06 02:24:31,518 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 75 transitions. [2024-12-06 02:24:31,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2024-12-06 02:24:31,518 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:24:31,519 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:24:31,519 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86e3d085-2e5a-44ed-aac8-11c4827d889e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:24:31,520 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86e3d085-2e5a-44ed-aac8-11c4827d889e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:24:31,521 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86e3d085-2e5a-44ed-aac8-11c4827d889e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (9)] Waiting until timeout for monitored process [2024-12-06 02:24:32,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:24:32,808 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:24:33,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:24:33,283 INFO L256 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-12-06 02:24:33,285 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:24:36,709 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 8 proven. 6 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-12-06 02:24:36,724 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86e3d085-2e5a-44ed-aac8-11c4827d889e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (9)] Forceful destruction successful, exit code 0 [2024-12-06 02:25:45,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:25:45,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 45 states and 86 transitions. [2024-12-06 02:25:45,658 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 86 transitions. [2024-12-06 02:25:45,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 02:25:45,658 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:25:45,658 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:25:45,659 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86e3d085-2e5a-44ed-aac8-11c4827d889e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:25:45,660 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86e3d085-2e5a-44ed-aac8-11c4827d889e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:25:45,661 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86e3d085-2e5a-44ed-aac8-11c4827d889e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (10)] Waiting until timeout for monitored process [2024-12-06 02:25:47,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:25:47,568 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:25:48,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:25:48,327 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 21 conjuncts are in the unsatisfiable core [2024-12-06 02:25:48,330 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:25:50,623 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 18 proven. 19 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2024-12-06 02:25:50,643 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86e3d085-2e5a-44ed-aac8-11c4827d889e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (10)] Forceful destruction successful, exit code 0 [2024-12-06 02:26:54,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:26:54,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 47 states and 90 transitions. [2024-12-06 02:26:54,974 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 90 transitions. [2024-12-06 02:26:54,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2024-12-06 02:26:54,976 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:26:54,976 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:26:54,976 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86e3d085-2e5a-44ed-aac8-11c4827d889e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:26:54,978 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86e3d085-2e5a-44ed-aac8-11c4827d889e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:26:54,979 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86e3d085-2e5a-44ed-aac8-11c4827d889e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (11)] Waiting until timeout for monitored process [2024-12-06 02:26:56,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:26:56,599 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:26:57,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:26:57,224 INFO L256 TraceCheckSpWp]: Trace formula consists of 79 conjuncts, 19 conjuncts are in the unsatisfiable core [2024-12-06 02:26:57,226 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:27:01,159 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 10 proven. 12 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2024-12-06 02:27:01,178 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86e3d085-2e5a-44ed-aac8-11c4827d889e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (11)] Forceful destruction successful, exit code 0 [2024-12-06 02:28:23,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:28:23,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 51 states and 101 transitions. [2024-12-06 02:28:23,147 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 101 transitions. [2024-12-06 02:28:23,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2024-12-06 02:28:23,149 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:28:23,149 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:28:23,149 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86e3d085-2e5a-44ed-aac8-11c4827d889e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:28:23,151 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86e3d085-2e5a-44ed-aac8-11c4827d889e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:28:23,152 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86e3d085-2e5a-44ed-aac8-11c4827d889e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (12)] Waiting until timeout for monitored process [2024-12-06 02:28:25,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:28:25,616 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:28:26,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:28:26,643 INFO L256 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 26 conjuncts are in the unsatisfiable core [2024-12-06 02:28:26,646 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:28:29,292 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 25 proven. 29 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2024-12-06 02:28:29,318 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86e3d085-2e5a-44ed-aac8-11c4827d889e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (12)] Forceful destruction successful, exit code 0 [2024-12-06 02:28:51,309 WARN L286 SmtUtils]: Spent 7.85s 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) [2024-12-06 02:29:18,881 WARN L286 SmtUtils]: Spent 6.20s on a formula simplification that was a NOOP. DAG size: 47 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-06 02:29:46,068 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.22s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-06 02:29:49,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:29:49,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 53 states and 105 transitions. [2024-12-06 02:29:49,372 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 105 transitions. [2024-12-06 02:29:49,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-12-06 02:29:49,373 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:29:49,373 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:29:49,373 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86e3d085-2e5a-44ed-aac8-11c4827d889e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:29:49,375 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86e3d085-2e5a-44ed-aac8-11c4827d889e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:29:49,376 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86e3d085-2e5a-44ed-aac8-11c4827d889e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (13)] Waiting until timeout for monitored process [2024-12-06 02:29:51,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:29:51,369 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:29:52,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:29:52,134 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 20 conjuncts are in the unsatisfiable core [2024-12-06 02:29:52,136 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:30:00,706 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 12 proven. 20 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2024-12-06 02:30:00,728 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86e3d085-2e5a-44ed-aac8-11c4827d889e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (13)] Forceful destruction successful, exit code 0 [2024-12-06 02:31:27,860 WARN L286 SmtUtils]: Spent 5.60s on a formula simplification that was a NOOP. DAG size: 55 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-06 02:31:41,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:31:41,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 57 states and 116 transitions. [2024-12-06 02:31:41,265 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 116 transitions. [2024-12-06 02:31:41,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2024-12-06 02:31:41,265 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:31:41,266 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:31:41,266 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86e3d085-2e5a-44ed-aac8-11c4827d889e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:31:41,268 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86e3d085-2e5a-44ed-aac8-11c4827d889e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:31:41,269 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86e3d085-2e5a-44ed-aac8-11c4827d889e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (14)] Waiting until timeout for monitored process [2024-12-06 02:31:44,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:31:44,121 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:31:45,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:31:45,186 INFO L256 TraceCheckSpWp]: Trace formula consists of 97 conjuncts, 31 conjuncts are in the unsatisfiable core [2024-12-06 02:31:45,188 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:31:48,448 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 32 proven. 41 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2024-12-06 02:31:48,479 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86e3d085-2e5a-44ed-aac8-11c4827d889e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (14)] Forceful destruction successful, exit code 0 [2024-12-06 02:32:09,830 WARN L286 SmtUtils]: Spent 5.75s on a formula simplification that was a NOOP. DAG size: 52 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-06 02:32:40,406 WARN L286 SmtUtils]: Spent 6.84s on a formula simplification that was a NOOP. DAG size: 53 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-06 02:32:43,230 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.02s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-06 02:33:13,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:33:13,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 59 states and 120 transitions. [2024-12-06 02:33:13,096 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 120 transitions. [2024-12-06 02:33:13,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 02:33:13,098 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:33:13,098 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:33:13,098 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86e3d085-2e5a-44ed-aac8-11c4827d889e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:33:13,100 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86e3d085-2e5a-44ed-aac8-11c4827d889e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:33:13,104 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86e3d085-2e5a-44ed-aac8-11c4827d889e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (15)] Waiting until timeout for monitored process [2024-12-06 02:33:15,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:33:15,711 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:33:16,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:33:16,647 INFO L256 TraceCheckSpWp]: Trace formula consists of 101 conjuncts, 23 conjuncts are in the unsatisfiable core [2024-12-06 02:33:16,648 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:33:23,601 INFO L134 CoverageAnalysis]: Checked inductivity of 130 backedges. 14 proven. 30 refuted. 0 times theorem prover too weak. 86 trivial. 0 not checked. [2024-12-06 02:33:23,627 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86e3d085-2e5a-44ed-aac8-11c4827d889e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (15)] Forceful destruction successful, exit code 0