./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/double_req_bl_1300.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a46427c9-04ba-4fc9-874f-62d5bd593440/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a46427c9-04ba-4fc9-874f-62d5bd593440/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a46427c9-04ba-4fc9-874f-62d5bd593440/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a46427c9-04ba-4fc9-874f-62d5bd593440/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_1300.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a46427c9-04ba-4fc9-874f-62d5bd593440/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a46427c9-04ba-4fc9-874f-62d5bd593440/bin/ukojak-verify-EEHR8qb7sm --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 70dcbfd71e657ebb73c2a6863351c66fa81e26e34ca397217ae05e2d3c176a8d --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 22:08:22,466 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 22:08:22,529 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a46427c9-04ba-4fc9-874f-62d5bd593440/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-13 22:08:22,537 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 22:08:22,538 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 22:08:22,572 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 22:08:22,573 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 22:08:22,573 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 22:08:22,574 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 22:08:22,574 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 22:08:22,574 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 22:08:22,574 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 22:08:22,574 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 22:08:22,574 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 22:08:22,574 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 22:08:22,574 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 22:08:22,575 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 22:08:22,575 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 22:08:22,575 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 22:08:22,575 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 22:08:22,575 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 22:08:22,575 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 22:08:22,575 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 22:08:22,575 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 22:08:22,575 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 22:08:22,575 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 22:08:22,576 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 22:08:22,576 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:08:22,576 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 22:08:22,576 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 22:08:22,576 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 22:08:22,576 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 22:08:22,576 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 22:08:22,576 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_a46427c9-04ba-4fc9-874f-62d5bd593440/bin/ukojak-verify-EEHR8qb7sm 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 -> 70dcbfd71e657ebb73c2a6863351c66fa81e26e34ca397217ae05e2d3c176a8d [2024-11-13 22:08:22,918 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 22:08:22,929 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 22:08:22,934 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 22:08:22,936 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 22:08:22,937 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 22:08:22,938 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a46427c9-04ba-4fc9-874f-62d5bd593440/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/float-newlib/double_req_bl_1300.c Unable to find full path for "g++" [2024-11-13 22:08:24,908 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 22:08:25,213 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 22:08:25,214 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a46427c9-04ba-4fc9-874f-62d5bd593440/sv-benchmarks/c/float-newlib/double_req_bl_1300.c [2024-11-13 22:08:25,222 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a46427c9-04ba-4fc9-874f-62d5bd593440/bin/ukojak-verify-EEHR8qb7sm/data/8935bb45d/799e029747fa4e829ae2d9cf584dbd06/FLAG02540b361 [2024-11-13 22:08:25,497 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a46427c9-04ba-4fc9-874f-62d5bd593440/bin/ukojak-verify-EEHR8qb7sm/data/8935bb45d/799e029747fa4e829ae2d9cf584dbd06 [2024-11-13 22:08:25,499 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 22:08:25,500 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 22:08:25,501 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 22:08:25,501 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 22:08:25,505 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 22:08:25,505 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:08:25" (1/1) ... [2024-11-13 22:08:25,506 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@62cc8c7d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:08:25, skipping insertion in model container [2024-11-13 22:08:25,506 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:08:25" (1/1) ... [2024-11-13 22:08:25,521 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 22:08:25,703 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_a46427c9-04ba-4fc9-874f-62d5bd593440/sv-benchmarks/c/float-newlib/double_req_bl_1300.c[1563,1576] [2024-11-13 22:08:25,706 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:08:25,714 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 22:08:25,733 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_a46427c9-04ba-4fc9-874f-62d5bd593440/sv-benchmarks/c/float-newlib/double_req_bl_1300.c[1563,1576] [2024-11-13 22:08:25,734 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:08:25,746 INFO L204 MainTranslator]: Completed translation [2024-11-13 22:08:25,747 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:08:25 WrapperNode [2024-11-13 22:08:25,747 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 22:08:25,748 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 22:08:25,748 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 22:08:25,748 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 22:08:25,753 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:08:25" (1/1) ... [2024-11-13 22:08:25,760 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:08:25" (1/1) ... [2024-11-13 22:08:25,780 INFO L138 Inliner]: procedures = 18, calls = 19, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 102 [2024-11-13 22:08:25,780 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 22:08:25,781 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 22:08:25,781 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 22:08:25,781 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 22:08:25,787 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:08:25" (1/1) ... [2024-11-13 22:08:25,787 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:08:25" (1/1) ... [2024-11-13 22:08:25,790 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:08:25" (1/1) ... [2024-11-13 22:08:25,790 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:08:25" (1/1) ... [2024-11-13 22:08:25,796 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:08:25" (1/1) ... [2024-11-13 22:08:25,800 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:08:25" (1/1) ... [2024-11-13 22:08:25,801 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:08:25" (1/1) ... [2024-11-13 22:08:25,802 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:08:25" (1/1) ... [2024-11-13 22:08:25,804 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 22:08:25,805 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 22:08:25,805 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 22:08:25,805 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 22:08:25,806 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:08:25" (1/1) ... [2024-11-13 22:08:25,811 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:08:25,831 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a46427c9-04ba-4fc9-874f-62d5bd593440/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 22:08:25,844 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a46427c9-04ba-4fc9-874f-62d5bd593440/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 22:08:25,847 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a46427c9-04ba-4fc9-874f-62d5bd593440/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 22:08:25,869 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 22:08:25,869 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 22:08:25,869 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-13 22:08:25,869 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2024-11-13 22:08:25,869 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 22:08:25,869 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 22:08:25,869 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-13 22:08:25,870 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-13 22:08:25,967 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 22:08:25,969 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 22:08:26,254 INFO L? ?]: Removed 26 outVars from TransFormulas that were not future-live. [2024-11-13 22:08:26,255 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 22:08:26,427 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 22:08:26,428 INFO L316 CfgBuilder]: Removed 4 assume(true) statements. [2024-11-13 22:08:26,428 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:08:26 BoogieIcfgContainer [2024-11-13 22:08:26,428 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 22:08:26,429 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 22:08:26,429 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 22:08:26,440 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 22:08:26,440 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:08:26" (1/1) ... [2024-11-13 22:08:26,448 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 22:08:26,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:08:26,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 14 states and 19 transitions. [2024-11-13 22:08:26,498 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 19 transitions. [2024-11-13 22:08:26,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-13 22:08:26,501 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:08:26,502 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:08:26,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:08:26,675 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:08:26,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:08:26,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 14 states and 14 transitions. [2024-11-13 22:08:26,747 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 14 transitions. [2024-11-13 22:08:26,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-13 22:08:26,747 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:08:26,747 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:08:26,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:08:26,953 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 22:08:27,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:08:27,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:08:27,189 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 22:08:27,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:08:27,246 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2024-11-13 22:08:27,271 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 10:08:27 ImpRootNode [2024-11-13 22:08:27,271 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 22:08:27,273 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 22:08:27,273 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 22:08:27,273 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 22:08:27,274 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:08:26" (3/4) ... [2024-11-13 22:08:27,276 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 22:08:27,277 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 22:08:27,280 INFO L158 Benchmark]: Toolchain (without parser) took 1777.91ms. Allocated memory is still 117.4MB. Free memory was 91.5MB in the beginning and 64.4MB in the end (delta: 27.1MB). Peak memory consumption was 29.8MB. Max. memory is 16.1GB. [2024-11-13 22:08:27,280 INFO L158 Benchmark]: CDTParser took 1.01ms. Allocated memory is still 83.9MB. Free memory is still 40.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:08:27,281 INFO L158 Benchmark]: CACSL2BoogieTranslator took 246.22ms. Allocated memory is still 117.4MB. Free memory was 91.5MB in the beginning and 79.9MB in the end (delta: 11.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 22:08:27,281 INFO L158 Benchmark]: Boogie Procedure Inliner took 32.30ms. Allocated memory is still 117.4MB. Free memory was 79.9MB in the beginning and 78.4MB in the end (delta: 1.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 22:08:27,285 INFO L158 Benchmark]: Boogie Preprocessor took 23.29ms. Allocated memory is still 117.4MB. Free memory was 78.4MB in the beginning and 77.5MB in the end (delta: 965.5kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:08:27,285 INFO L158 Benchmark]: RCFGBuilder took 623.53ms. Allocated memory is still 117.4MB. Free memory was 77.5MB in the beginning and 48.9MB in the end (delta: 28.5MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-13 22:08:27,285 INFO L158 Benchmark]: CodeCheck took 842.43ms. Allocated memory is still 117.4MB. Free memory was 48.9MB in the beginning and 64.4MB in the end (delta: -15.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:08:27,286 INFO L158 Benchmark]: Witness Printer took 4.52ms. Allocated memory is still 117.4MB. Free memory was 64.4MB in the beginning and 64.4MB in the end (delta: 14.1kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:08:27,288 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 14 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.8s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 24 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 9 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 3 IncrementalHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 9 mSDtfsCounter, 3 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 51 GetRequests, 51 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 18 NumberOfCodeBlocks, 18 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 7 ConstructedInterpolants, 0 QuantifiedInterpolants, 7 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 61]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of bitwiseOr at line 27, overapproximation of someBinaryDOUBLEComparisonOperation at line 33, overapproximation of someBinaryDOUBLEComparisonOperation at line 60, overapproximation of to_real at line 57. Possible FailurePath: [L52] double x = __VERIFIER_nondet_double(); [L55] CALL, EXPR isinf_double(x) [L19] __int32_t hx, lx; VAL [x=2] [L21] ieee_double_shape_type ew_u; [L22] ew_u.value = (x) [L23] EXPR ew_u.parts.msw [L23] (hx) = ew_u.parts.msw [L24] EXPR ew_u.parts.lsw [L24] (lx) = ew_u.parts.lsw [L26] hx &= 0x7fffffff [L27] EXPR lx | (-lx) [L27] hx |= (__uint32_t)(lx | (-lx)) >> 31 [L28] hx = 0x7ff00000 - hx [L29] EXPR hx | (-hx) [L29] return 1 - (int)((__uint32_t)(hx | (-hx)) >> 31); [L55] RET, EXPR isinf_double(x) [L55] !isinf_double(x) && !isnan_double(x) [L55] CALL, EXPR isnan_double(x) [L33] return x != x; [L55] RET, EXPR isnan_double(x) [L55] !isinf_double(x) && !isnan_double(x) VAL [x=2] [L55] COND TRUE !isinf_double(x) && !isnan_double(x) [L57] CALL, EXPR isfinite_double(x) [L36] __int32_t hx; VAL [x=2] [L38] ieee_double_shape_type gh_u; [L39] gh_u.value = (x) [L40] EXPR gh_u.parts.msw [L40] (hx) = gh_u.parts.msw [L42] return (int)((__uint32_t)((hx & 0x7fffffff) - 0x7ff00000) >> 31); [L57] RET, EXPR isfinite_double(x) [L57] double res = isfinite_double(x); [L60] COND TRUE res == 0.0 [L61] reach_error() * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.01ms. Allocated memory is still 83.9MB. Free memory is still 40.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 246.22ms. Allocated memory is still 117.4MB. Free memory was 91.5MB in the beginning and 79.9MB in the end (delta: 11.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 32.30ms. Allocated memory is still 117.4MB. Free memory was 79.9MB in the beginning and 78.4MB in the end (delta: 1.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 23.29ms. Allocated memory is still 117.4MB. Free memory was 78.4MB in the beginning and 77.5MB in the end (delta: 965.5kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 623.53ms. Allocated memory is still 117.4MB. Free memory was 77.5MB in the beginning and 48.9MB in the end (delta: 28.5MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * CodeCheck took 842.43ms. Allocated memory is still 117.4MB. Free memory was 48.9MB in the beginning and 64.4MB in the end (delta: -15.5MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 4.52ms. Allocated memory is still 117.4MB. Free memory was 64.4MB in the beginning and 64.4MB in the end (delta: 14.1kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-13 22:08:27,321 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a46427c9-04ba-4fc9-874f-62d5bd593440/bin/ukojak-verify-EEHR8qb7sm/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_a46427c9-04ba-4fc9-874f-62d5bd593440/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a46427c9-04ba-4fc9-874f-62d5bd593440/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a46427c9-04ba-4fc9-874f-62d5bd593440/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a46427c9-04ba-4fc9-874f-62d5bd593440/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_1300.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a46427c9-04ba-4fc9-874f-62d5bd593440/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a46427c9-04ba-4fc9-874f-62d5bd593440/bin/ukojak-verify-EEHR8qb7sm --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 70dcbfd71e657ebb73c2a6863351c66fa81e26e34ca397217ae05e2d3c176a8d --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 22:08:30,029 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 22:08:30,095 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a46427c9-04ba-4fc9-874f-62d5bd593440/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-13 22:08:30,160 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 22:08:30,165 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 22:08:30,166 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 22:08:30,166 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 22:08:30,166 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 22:08:30,166 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 22:08:30,167 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 22:08:30,167 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 22:08:30,167 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 22:08:30,167 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 22:08:30,167 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 22:08:30,167 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 22:08:30,167 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 22:08:30,168 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 22:08:30,168 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 22:08:30,168 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 22:08:30,168 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 22:08:30,168 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 22:08:30,168 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 22:08:30,169 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 22:08:30,169 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 22:08:30,169 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 22:08:30,169 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 22:08:30,170 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 22:08:30,170 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 22:08:30,170 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 22:08:30,170 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:08:30,170 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 22:08:30,171 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 22:08:30,171 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 22:08:30,171 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 22:08:30,171 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 22:08:30,171 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 22:08:30,171 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_a46427c9-04ba-4fc9-874f-62d5bd593440/bin/ukojak-verify-EEHR8qb7sm 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 -> 70dcbfd71e657ebb73c2a6863351c66fa81e26e34ca397217ae05e2d3c176a8d [2024-11-13 22:08:30,483 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 22:08:30,495 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 22:08:30,497 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 22:08:30,498 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 22:08:30,499 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 22:08:30,500 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a46427c9-04ba-4fc9-874f-62d5bd593440/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/float-newlib/double_req_bl_1300.c Unable to find full path for "g++" [2024-11-13 22:08:32,419 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 22:08:32,740 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 22:08:32,740 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a46427c9-04ba-4fc9-874f-62d5bd593440/sv-benchmarks/c/float-newlib/double_req_bl_1300.c [2024-11-13 22:08:32,754 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a46427c9-04ba-4fc9-874f-62d5bd593440/bin/ukojak-verify-EEHR8qb7sm/data/b4d70b113/bb8e5cb5feeb479aa949bee6d53151c4/FLAG0ce140ec9 [2024-11-13 22:08:33,011 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a46427c9-04ba-4fc9-874f-62d5bd593440/bin/ukojak-verify-EEHR8qb7sm/data/b4d70b113/bb8e5cb5feeb479aa949bee6d53151c4 [2024-11-13 22:08:33,013 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 22:08:33,014 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 22:08:33,016 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 22:08:33,016 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 22:08:33,019 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 22:08:33,020 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:08:33" (1/1) ... [2024-11-13 22:08:33,021 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@659127b7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:08:33, skipping insertion in model container [2024-11-13 22:08:33,021 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:08:33" (1/1) ... [2024-11-13 22:08:33,036 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 22:08:33,204 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_a46427c9-04ba-4fc9-874f-62d5bd593440/sv-benchmarks/c/float-newlib/double_req_bl_1300.c[1563,1576] [2024-11-13 22:08:33,208 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:08:33,222 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 22:08:33,243 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_a46427c9-04ba-4fc9-874f-62d5bd593440/sv-benchmarks/c/float-newlib/double_req_bl_1300.c[1563,1576] [2024-11-13 22:08:33,244 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:08:33,264 INFO L204 MainTranslator]: Completed translation [2024-11-13 22:08:33,265 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:08:33 WrapperNode [2024-11-13 22:08:33,265 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 22:08:33,266 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 22:08:33,267 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 22:08:33,267 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 22:08:33,274 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:08:33" (1/1) ... [2024-11-13 22:08:33,283 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:08:33" (1/1) ... [2024-11-13 22:08:33,305 INFO L138 Inliner]: procedures = 21, calls = 19, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 75 [2024-11-13 22:08:33,308 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 22:08:33,309 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 22:08:33,309 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 22:08:33,309 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 22:08:33,315 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:08:33" (1/1) ... [2024-11-13 22:08:33,316 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:08:33" (1/1) ... [2024-11-13 22:08:33,318 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:08:33" (1/1) ... [2024-11-13 22:08:33,319 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:08:33" (1/1) ... [2024-11-13 22:08:33,336 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:08:33" (1/1) ... [2024-11-13 22:08:33,339 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:08:33" (1/1) ... [2024-11-13 22:08:33,344 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:08:33" (1/1) ... [2024-11-13 22:08:33,346 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:08:33" (1/1) ... [2024-11-13 22:08:33,351 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 22:08:33,355 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 22:08:33,355 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 22:08:33,355 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 22:08:33,356 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:08:33" (1/1) ... [2024-11-13 22:08:33,366 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:08:33,384 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a46427c9-04ba-4fc9-874f-62d5bd593440/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 22:08:33,396 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a46427c9-04ba-4fc9-874f-62d5bd593440/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 22:08:33,401 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a46427c9-04ba-4fc9-874f-62d5bd593440/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 22:08:33,431 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 22:08:33,432 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8 [2024-11-13 22:08:33,433 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-13 22:08:33,433 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-13 22:08:33,433 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-11-13 22:08:33,433 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 22:08:33,434 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 22:08:33,434 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-13 22:08:33,536 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 22:08:33,538 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 22:08:34,145 INFO L? ?]: Removed 17 outVars from TransFormulas that were not future-live. [2024-11-13 22:08:34,145 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 22:08:34,215 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 22:08:34,216 INFO L316 CfgBuilder]: Removed 4 assume(true) statements. [2024-11-13 22:08:34,216 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:08:34 BoogieIcfgContainer [2024-11-13 22:08:34,216 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 22:08:34,217 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 22:08:34,219 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 22:08:34,233 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 22:08:34,233 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:08:34" (1/1) ... [2024-11-13 22:08:34,243 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 22:08:34,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:08:34,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 14 states and 19 transitions. [2024-11-13 22:08:34,306 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 19 transitions. [2024-11-13 22:08:34,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-13 22:08:34,309 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:08:34,310 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:08:34,310 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a46427c9-04ba-4fc9-874f-62d5bd593440/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:08:34,312 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a46427c9-04ba-4fc9-874f-62d5bd593440/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:08:34,314 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a46427c9-04ba-4fc9-874f-62d5bd593440/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-13 22:08:34,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:08:34,477 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:08:34,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:08:34,519 INFO L255 TraceCheckSpWp]: Trace formula consists of 24 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-13 22:08:34,523 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:08:34,543 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:08:34,547 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a46427c9-04ba-4fc9-874f-62d5bd593440/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-13 22:08:34,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:08:34,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 14 states and 14 transitions. [2024-11-13 22:08:34,643 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 14 transitions. [2024-11-13 22:08:34,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-13 22:08:34,644 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:08:34,644 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:08:34,644 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a46427c9-04ba-4fc9-874f-62d5bd593440/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:08:34,649 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a46427c9-04ba-4fc9-874f-62d5bd593440/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:08:34,651 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a46427c9-04ba-4fc9-874f-62d5bd593440/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-13 22:08:34,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:08:34,986 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:08:35,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:08:35,091 INFO L255 TraceCheckSpWp]: Trace formula consists of 51 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-11-13 22:08:35,098 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:08:35,221 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 17 [2024-11-13 22:08:36,255 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 22:08:36,256 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 76 treesize of output 44 [2024-11-13 22:08:40,149 WARN L873 $PredicateComparison]: unable to prove that (exists ((|v_skolemized_q#valueAsBitvector_9| (_ BitVec 64)) (|v_skolemized_q#valueAsBitvector_10| (_ BitVec 64))) (let ((.cse0 (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_10|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_10|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_10|)))) (and (fp.eq .cse0 .cse0) (= (_ bv0 32) (bvadd (_ bv1 32) (bvneg (bvlshr (let ((.cse1 (bvadd (_ bv2146435072 32) (bvneg (bvor (bvlshr (let ((.cse2 ((_ extract 31 0) |v_skolemized_q#valueAsBitvector_9|))) (bvor (bvneg .cse2) .cse2)) (_ bv31 32)) (bvand ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_9|) (_ bv2147483647 32))))))) (bvor .cse1 (bvneg .cse1))) (_ bv31 32))))) (= |c_ULTIMATE.start_isfinite_double_~hx~1#1| ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_10|)) (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_9|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_9|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_9|)) .cse0)))) is different from true [2024-11-13 22:08:40,861 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:08:40,865 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a46427c9-04ba-4fc9-874f-62d5bd593440/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-11-13 22:08:45,742 WARN L851 $PredicateComparison]: unable to prove that (not (exists ((|v_skolemized_q#valueAsBitvector_9| (_ BitVec 64)) (|v_skolemized_q#valueAsBitvector_10| (_ BitVec 64))) (let ((.cse0 (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_10|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_10|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_10|)))) (and (fp.eq .cse0 .cse0) (= (_ bv0 32) (bvadd (_ bv1 32) (bvneg (bvlshr (let ((.cse1 (bvadd (_ bv2146435072 32) (bvneg (bvor (bvlshr (let ((.cse2 ((_ extract 31 0) |v_skolemized_q#valueAsBitvector_9|))) (bvor (bvneg .cse2) .cse2)) (_ bv31 32)) (bvand ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_9|) (_ bv2147483647 32))))))) (bvor .cse1 (bvneg .cse1))) (_ bv31 32))))) (= |c_ULTIMATE.start_isfinite_double_~hx~1#1| ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_10|)) (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_9|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_9|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_9|)) .cse0))))) is different from false [2024-11-13 22:08:46,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:08:46,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 17 states and 22 transitions. [2024-11-13 22:08:46,334 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 22 transitions. [2024-11-13 22:08:46,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-13 22:08:46,335 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:08:46,335 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:08:46,335 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a46427c9-04ba-4fc9-874f-62d5bd593440/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:08:46,337 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a46427c9-04ba-4fc9-874f-62d5bd593440/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:08:46,338 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a46427c9-04ba-4fc9-874f-62d5bd593440/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-13 22:08:46,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:08:46,576 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:08:46,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:08:46,658 INFO L255 TraceCheckSpWp]: Trace formula consists of 51 conjuncts, 19 conjuncts are in the unsatisfiable core [2024-11-13 22:08:46,662 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:08:46,908 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 17 [2024-11-13 22:08:48,288 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 22:08:48,288 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 76 treesize of output 44 [2024-11-13 22:09:39,992 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:09:39,999 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a46427c9-04ba-4fc9-874f-62d5bd593440/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-11-13 22:10:43,717 WARN L286 SmtUtils]: Spent 10.10s on a formula simplification that was a NOOP. DAG size: 42 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-13 22:11:56,920 WARN L286 SmtUtils]: Spent 15.34s on a formula simplification. DAG size of input: 74 DAG size of output: 42 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-13 22:12:58,005 WARN L286 SmtUtils]: Spent 10.10s on a formula simplification that was a NOOP. DAG size: 43 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-13 22:12:58,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:12:58,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 18 states and 23 transitions. [2024-11-13 22:12:58,739 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 23 transitions. [2024-11-13 22:12:58,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-13 22:12:58,740 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:12:58,740 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:12:58,740 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a46427c9-04ba-4fc9-874f-62d5bd593440/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:12:58,743 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a46427c9-04ba-4fc9-874f-62d5bd593440/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:12:58,745 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a46427c9-04ba-4fc9-874f-62d5bd593440/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-11-13 22:12:58,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:12:58,982 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:12:59,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:12:59,062 INFO L255 TraceCheckSpWp]: Trace formula consists of 51 conjuncts, 18 conjuncts are in the unsatisfiable core [2024-11-13 22:12:59,064 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:12:59,491 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 17 [2024-11-13 22:13:02,632 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 22:13:02,633 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 76 treesize of output 44 [2024-11-13 22:13:52,161 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:13:52,164 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a46427c9-04ba-4fc9-874f-62d5bd593440/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2024-11-13 22:14:02,207 WARN L851 $PredicateComparison]: unable to prove that (and (not (exists ((|v_skolemized_q#valueAsBitvector_9| (_ BitVec 64)) (|v_skolemized_q#valueAsBitvector_10| (_ BitVec 64))) (let ((.cse0 (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_10|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_10|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_10|)))) (and (fp.eq .cse0 .cse0) (= (_ bv0 32) (bvadd (_ bv1 32) (bvneg (bvlshr (let ((.cse1 (bvadd (_ bv2146435072 32) (bvneg (bvor (bvlshr (let ((.cse2 ((_ extract 31 0) |v_skolemized_q#valueAsBitvector_9|))) (bvor (bvneg .cse2) .cse2)) (_ bv31 32)) (bvand ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_9|) (_ bv2147483647 32))))))) (bvor .cse1 (bvneg .cse1))) (_ bv31 32))))) (= |c_ULTIMATE.start_isfinite_double_~hx~1#1| ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_10|)) (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_9|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_9|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_9|)) .cse0))))) (not (and (exists ((|v_skolemized_q#valueAsBitvector_15| (_ BitVec 64)) (|v_skolemized_q#valueAsBitvector_16| (_ BitVec 64))) (let ((.cse5 (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_15|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_15|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_15|)))) (and (= (bvadd (_ bv1 32) (bvneg (bvlshr (let ((.cse3 (bvadd (bvneg (bvor (bvlshr (let ((.cse4 ((_ extract 31 0) |v_skolemized_q#valueAsBitvector_15|))) (bvor (bvneg .cse4) .cse4)) (_ bv31 32)) (bvand (_ bv2147483647 32) ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_15|)))) (_ bv2146435072 32)))) (bvor (bvneg .cse3) .cse3)) (_ bv31 32)))) (_ bv0 32)) (= |c_ULTIMATE.start_isfinite_double_~hx~1#1| ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_16|)) (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_16|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_16|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_16|)) .cse5) (fp.eq .cse5 .cse5)))) (= c_currentRoundingMode roundNearestTiesToEven)))) is different from false [2024-11-13 22:14:12,265 WARN L873 $PredicateComparison]: unable to prove that (not (and (not (exists ((|v_skolemized_q#valueAsBitvector_9| (_ BitVec 64)) (|v_skolemized_q#valueAsBitvector_10| (_ BitVec 64))) (let ((.cse0 (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_10|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_10|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_10|)))) (and (fp.eq .cse0 .cse0) (= (_ bv0 32) (bvadd (_ bv1 32) (bvneg (bvlshr (let ((.cse1 (bvadd (_ bv2146435072 32) (bvneg (bvor (bvlshr (let ((.cse2 ((_ extract 31 0) |v_skolemized_q#valueAsBitvector_9|))) (bvor (bvneg .cse2) .cse2)) (_ bv31 32)) (bvand ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_9|) (_ bv2147483647 32))))))) (bvor .cse1 (bvneg .cse1))) (_ bv31 32))))) (= |c_ULTIMATE.start_isfinite_double_~hx~1#1| ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_10|)) (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_9|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_9|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_9|)) .cse0))))) (not (and (exists ((|v_skolemized_q#valueAsBitvector_15| (_ BitVec 64)) (|v_skolemized_q#valueAsBitvector_16| (_ BitVec 64))) (let ((.cse5 (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_15|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_15|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_15|)))) (and (= (bvadd (_ bv1 32) (bvneg (bvlshr (let ((.cse3 (bvadd (bvneg (bvor (bvlshr (let ((.cse4 ((_ extract 31 0) |v_skolemized_q#valueAsBitvector_15|))) (bvor (bvneg .cse4) .cse4)) (_ bv31 32)) (bvand (_ bv2147483647 32) ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_15|)))) (_ bv2146435072 32)))) (bvor (bvneg .cse3) .cse3)) (_ bv31 32)))) (_ bv0 32)) (= |c_ULTIMATE.start_isfinite_double_~hx~1#1| ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_16|)) (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_16|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_16|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_16|)) .cse5) (fp.eq .cse5 .cse5)))) (= c_currentRoundingMode roundNearestTiesToEven))))) is different from true [2024-11-13 22:14:12,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:14:12,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 18 states and 23 transitions. [2024-11-13 22:14:12,283 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 23 transitions. [2024-11-13 22:14:12,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-13 22:14:12,283 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:14:12,283 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:14:12,283 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a46427c9-04ba-4fc9-874f-62d5bd593440/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:14:12,285 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a46427c9-04ba-4fc9-874f-62d5bd593440/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:14:12,286 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a46427c9-04ba-4fc9-874f-62d5bd593440/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-11-13 22:14:12,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:14:12,560 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:14:12,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:14:12,658 INFO L255 TraceCheckSpWp]: Trace formula consists of 51 conjuncts, 19 conjuncts are in the unsatisfiable core [2024-11-13 22:14:12,660 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:14:12,923 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 17 [2024-11-13 22:14:15,387 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 22:14:15,388 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 76 treesize of output 44 [2024-11-13 22:14:25,571 WARN L873 $PredicateComparison]: unable to prove that (exists ((|v_skolemized_q#valueAsBitvector_28| (_ BitVec 64)) (|v_skolemized_q#valueAsBitvector_9| (_ BitVec 64))) (let ((.cse0 (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_9|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_9|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_9|)))) (and (= |c_ULTIMATE.start_isfinite_double_~hx~1#1| ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_28|)) (= .cse0 (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_28|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_28|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_28|))) (fp.eq .cse0 .cse0) (= (_ bv0 32) (bvadd (_ bv1 32) (bvneg (bvlshr (let ((.cse1 (bvadd (_ bv2146435072 32) (bvneg (bvor (bvlshr (let ((.cse2 ((_ extract 31 0) |v_skolemized_q#valueAsBitvector_9|))) (bvor (bvneg .cse2) .cse2)) (_ bv31 32)) (bvand ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_9|) (_ bv2147483647 32))))))) (bvor .cse1 (bvneg .cse1))) (_ bv31 32)))))))) is different from true [2024-11-13 22:14:26,613 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:14:26,615 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a46427c9-04ba-4fc9-874f-62d5bd593440/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (6)] Ended with exit code 0 [2024-11-13 22:14:37,042 WARN L851 $PredicateComparison]: unable to prove that (not (exists ((|v_skolemized_q#valueAsBitvector_28| (_ BitVec 64)) (|v_skolemized_q#valueAsBitvector_9| (_ BitVec 64))) (let ((.cse0 (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_9|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_9|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_9|)))) (and (= |c_ULTIMATE.start_isfinite_double_~hx~1#1| ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_28|)) (= .cse0 (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_28|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_28|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_28|))) (fp.eq .cse0 .cse0) (= (_ bv0 32) (bvadd (_ bv1 32) (bvneg (bvlshr (let ((.cse1 (bvadd (_ bv2146435072 32) (bvneg (bvor (bvlshr (let ((.cse2 ((_ extract 31 0) |v_skolemized_q#valueAsBitvector_9|))) (bvor (bvneg .cse2) .cse2)) (_ bv31 32)) (bvand ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_9|) (_ bv2147483647 32))))))) (bvor .cse1 (bvneg .cse1))) (_ bv31 32))))))))) is different from false [2024-11-13 22:14:47,093 WARN L851 $PredicateComparison]: unable to prove that (and (not (exists ((|v_skolemized_q#valueAsBitvector_9| (_ BitVec 64)) (|v_skolemized_q#valueAsBitvector_10| (_ BitVec 64))) (let ((.cse0 (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_10|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_10|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_10|)))) (and (fp.eq .cse0 .cse0) (= (_ bv0 32) (bvadd (_ bv1 32) (bvneg (bvlshr (let ((.cse1 (bvadd (_ bv2146435072 32) (bvneg (bvor (bvlshr (let ((.cse2 ((_ extract 31 0) |v_skolemized_q#valueAsBitvector_9|))) (bvor (bvneg .cse2) .cse2)) (_ bv31 32)) (bvand ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_9|) (_ bv2147483647 32))))))) (bvor .cse1 (bvneg .cse1))) (_ bv31 32))))) (= |c_ULTIMATE.start_isfinite_double_~hx~1#1| ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_10|)) (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_9|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_9|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_9|)) .cse0))))) (not (and (exists ((|v_skolemized_q#valueAsBitvector_15| (_ BitVec 64)) (|v_skolemized_q#valueAsBitvector_16| (_ BitVec 64))) (let ((.cse5 (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_15|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_15|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_15|)))) (and (= (bvadd (_ bv1 32) (bvneg (bvlshr (let ((.cse3 (bvadd (bvneg (bvor (bvlshr (let ((.cse4 ((_ extract 31 0) |v_skolemized_q#valueAsBitvector_15|))) (bvor (bvneg .cse4) .cse4)) (_ bv31 32)) (bvand (_ bv2147483647 32) ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_15|)))) (_ bv2146435072 32)))) (bvor (bvneg .cse3) .cse3)) (_ bv31 32)))) (_ bv0 32)) (= |c_ULTIMATE.start_isfinite_double_~hx~1#1| ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_16|)) (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_16|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_16|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_16|)) .cse5) (fp.eq .cse5 .cse5)))) (= c_currentRoundingMode roundNearestTiesToEven))) (not (exists ((|v_skolemized_q#valueAsBitvector_28| (_ BitVec 64)) (|v_skolemized_q#valueAsBitvector_9| (_ BitVec 64))) (let ((.cse6 (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_9|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_9|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_9|)))) (and (= |c_ULTIMATE.start_isfinite_double_~hx~1#1| ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_28|)) (= .cse6 (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_28|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_28|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_28|))) (fp.eq .cse6 .cse6) (= (_ bv0 32) (bvadd (_ bv1 32) (bvneg (bvlshr (let ((.cse7 (bvadd (_ bv2146435072 32) (bvneg (bvor (bvlshr (let ((.cse8 ((_ extract 31 0) |v_skolemized_q#valueAsBitvector_9|))) (bvor (bvneg .cse8) .cse8)) (_ bv31 32)) (bvand ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_9|) (_ bv2147483647 32))))))) (bvor .cse7 (bvneg .cse7))) (_ bv31 32)))))))))) is different from false [2024-11-13 22:14:57,141 WARN L873 $PredicateComparison]: unable to prove that (not (and (not (exists ((|v_skolemized_q#valueAsBitvector_9| (_ BitVec 64)) (|v_skolemized_q#valueAsBitvector_10| (_ BitVec 64))) (let ((.cse0 (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_10|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_10|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_10|)))) (and (fp.eq .cse0 .cse0) (= (_ bv0 32) (bvadd (_ bv1 32) (bvneg (bvlshr (let ((.cse1 (bvadd (_ bv2146435072 32) (bvneg (bvor (bvlshr (let ((.cse2 ((_ extract 31 0) |v_skolemized_q#valueAsBitvector_9|))) (bvor (bvneg .cse2) .cse2)) (_ bv31 32)) (bvand ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_9|) (_ bv2147483647 32))))))) (bvor .cse1 (bvneg .cse1))) (_ bv31 32))))) (= |c_ULTIMATE.start_isfinite_double_~hx~1#1| ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_10|)) (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_9|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_9|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_9|)) .cse0))))) (not (and (exists ((|v_skolemized_q#valueAsBitvector_15| (_ BitVec 64)) (|v_skolemized_q#valueAsBitvector_16| (_ BitVec 64))) (let ((.cse5 (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_15|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_15|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_15|)))) (and (= (bvadd (_ bv1 32) (bvneg (bvlshr (let ((.cse3 (bvadd (bvneg (bvor (bvlshr (let ((.cse4 ((_ extract 31 0) |v_skolemized_q#valueAsBitvector_15|))) (bvor (bvneg .cse4) .cse4)) (_ bv31 32)) (bvand (_ bv2147483647 32) ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_15|)))) (_ bv2146435072 32)))) (bvor (bvneg .cse3) .cse3)) (_ bv31 32)))) (_ bv0 32)) (= |c_ULTIMATE.start_isfinite_double_~hx~1#1| ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_16|)) (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_16|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_16|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_16|)) .cse5) (fp.eq .cse5 .cse5)))) (= c_currentRoundingMode roundNearestTiesToEven))) (not (exists ((|v_skolemized_q#valueAsBitvector_28| (_ BitVec 64)) (|v_skolemized_q#valueAsBitvector_9| (_ BitVec 64))) (let ((.cse6 (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_9|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_9|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_9|)))) (and (= |c_ULTIMATE.start_isfinite_double_~hx~1#1| ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_28|)) (= .cse6 (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_28|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_28|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_28|))) (fp.eq .cse6 .cse6) (= (_ bv0 32) (bvadd (_ bv1 32) (bvneg (bvlshr (let ((.cse7 (bvadd (_ bv2146435072 32) (bvneg (bvor (bvlshr (let ((.cse8 ((_ extract 31 0) |v_skolemized_q#valueAsBitvector_9|))) (bvor (bvneg .cse8) .cse8)) (_ bv31 32)) (bvand ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_9|) (_ bv2147483647 32))))))) (bvor .cse7 (bvneg .cse7))) (_ bv31 32))))))))))) is different from true [2024-11-13 22:14:57,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:14:57,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 18 states and 23 transitions. [2024-11-13 22:14:57,144 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 23 transitions. [2024-11-13 22:14:57,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-13 22:14:57,144 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:14:57,145 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:14:57,145 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a46427c9-04ba-4fc9-874f-62d5bd593440/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:14:57,146 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a46427c9-04ba-4fc9-874f-62d5bd593440/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:14:57,147 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a46427c9-04ba-4fc9-874f-62d5bd593440/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2024-11-13 22:14:57,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:14:57,363 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:14:57,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:14:57,474 INFO L255 TraceCheckSpWp]: Trace formula consists of 51 conjuncts, 18 conjuncts are in the unsatisfiable core [2024-11-13 22:14:57,477 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:14:57,783 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 17 [2024-11-13 22:15:00,524 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 22:15:00,525 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 76 treesize of output 44 [2024-11-13 22:15:10,754 WARN L873 $PredicateComparison]: unable to prove that (exists ((|v_skolemized_q#valueAsBitvector_34| (_ BitVec 64)) (|v_skolemized_q#valueAsBitvector_9| (_ BitVec 64))) (let ((.cse0 (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_34|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_34|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_34|)))) (and (= ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_34|) |c_ULTIMATE.start_isfinite_double_~hx~1#1|) (fp.eq .cse0 .cse0) (= (_ bv0 32) (bvadd (_ bv1 32) (bvneg (bvlshr (let ((.cse1 (bvadd (_ bv2146435072 32) (bvneg (bvor (bvlshr (let ((.cse2 ((_ extract 31 0) |v_skolemized_q#valueAsBitvector_9|))) (bvor (bvneg .cse2) .cse2)) (_ bv31 32)) (bvand ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_9|) (_ bv2147483647 32))))))) (bvor .cse1 (bvneg .cse1))) (_ bv31 32))))) (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_9|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_9|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_9|)) .cse0)))) is different from true [2024-11-13 22:15:11,751 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:15:11,754 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a46427c9-04ba-4fc9-874f-62d5bd593440/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (7)] Forceful destruction successful, exit code 0 [2024-11-13 22:15:21,836 WARN L851 $PredicateComparison]: unable to prove that (not (exists ((|v_skolemized_q#valueAsBitvector_34| (_ BitVec 64)) (|v_skolemized_q#valueAsBitvector_9| (_ BitVec 64))) (let ((.cse0 (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_34|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_34|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_34|)))) (and (= ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_34|) |c_ULTIMATE.start_isfinite_double_~hx~1#1|) (fp.eq .cse0 .cse0) (= (_ bv0 32) (bvadd (_ bv1 32) (bvneg (bvlshr (let ((.cse1 (bvadd (_ bv2146435072 32) (bvneg (bvor (bvlshr (let ((.cse2 ((_ extract 31 0) |v_skolemized_q#valueAsBitvector_9|))) (bvor (bvneg .cse2) .cse2)) (_ bv31 32)) (bvand ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_9|) (_ bv2147483647 32))))))) (bvor .cse1 (bvneg .cse1))) (_ bv31 32))))) (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_9|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_9|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_9|)) .cse0))))) is different from false [2024-11-13 22:15:31,873 WARN L851 $PredicateComparison]: unable to prove that (and (not (exists ((|v_skolemized_q#valueAsBitvector_9| (_ BitVec 64)) (|v_skolemized_q#valueAsBitvector_10| (_ BitVec 64))) (let ((.cse0 (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_10|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_10|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_10|)))) (and (fp.eq .cse0 .cse0) (= (_ bv0 32) (bvadd (_ bv1 32) (bvneg (bvlshr (let ((.cse1 (bvadd (_ bv2146435072 32) (bvneg (bvor (bvlshr (let ((.cse2 ((_ extract 31 0) |v_skolemized_q#valueAsBitvector_9|))) (bvor (bvneg .cse2) .cse2)) (_ bv31 32)) (bvand ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_9|) (_ bv2147483647 32))))))) (bvor .cse1 (bvneg .cse1))) (_ bv31 32))))) (= |c_ULTIMATE.start_isfinite_double_~hx~1#1| ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_10|)) (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_9|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_9|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_9|)) .cse0))))) (not (and (exists ((|v_skolemized_q#valueAsBitvector_15| (_ BitVec 64)) (|v_skolemized_q#valueAsBitvector_16| (_ BitVec 64))) (let ((.cse5 (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_15|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_15|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_15|)))) (and (= (bvadd (_ bv1 32) (bvneg (bvlshr (let ((.cse3 (bvadd (bvneg (bvor (bvlshr (let ((.cse4 ((_ extract 31 0) |v_skolemized_q#valueAsBitvector_15|))) (bvor (bvneg .cse4) .cse4)) (_ bv31 32)) (bvand (_ bv2147483647 32) ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_15|)))) (_ bv2146435072 32)))) (bvor (bvneg .cse3) .cse3)) (_ bv31 32)))) (_ bv0 32)) (= |c_ULTIMATE.start_isfinite_double_~hx~1#1| ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_16|)) (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_16|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_16|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_16|)) .cse5) (fp.eq .cse5 .cse5)))) (= c_currentRoundingMode roundNearestTiesToEven))) (not (exists ((|v_skolemized_q#valueAsBitvector_34| (_ BitVec 64)) (|v_skolemized_q#valueAsBitvector_9| (_ BitVec 64))) (let ((.cse6 (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_34|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_34|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_34|)))) (and (= ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_34|) |c_ULTIMATE.start_isfinite_double_~hx~1#1|) (fp.eq .cse6 .cse6) (= (_ bv0 32) (bvadd (_ bv1 32) (bvneg (bvlshr (let ((.cse7 (bvadd (_ bv2146435072 32) (bvneg (bvor (bvlshr (let ((.cse8 ((_ extract 31 0) |v_skolemized_q#valueAsBitvector_9|))) (bvor (bvneg .cse8) .cse8)) (_ bv31 32)) (bvand ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_9|) (_ bv2147483647 32))))))) (bvor .cse7 (bvneg .cse7))) (_ bv31 32))))) (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_9|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_9|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_9|)) .cse6)))))) is different from false [2024-11-13 22:20:05,039 WARN L286 SmtUtils]: Spent 50.13s on a formula simplification. DAG size of input: 88 DAG size of output: 37 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-13 22:20:06,716 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.68s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-13 22:20:11,297 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.58s for a HTC check with result VALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-13 22:20:21,487 WARN L851 $PredicateComparison]: unable to prove that (and (not (exists ((|v_skolemized_q#valueAsBitvector_9| (_ BitVec 64)) (|v_skolemized_q#valueAsBitvector_10| (_ BitVec 64))) (let ((.cse0 (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_10|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_10|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_10|)))) (and (fp.eq .cse0 .cse0) (= (_ bv0 32) (bvadd (_ bv1 32) (bvneg (bvlshr (let ((.cse1 (bvadd (_ bv2146435072 32) (bvneg (bvor (bvlshr (let ((.cse2 ((_ extract 31 0) |v_skolemized_q#valueAsBitvector_9|))) (bvor (bvneg .cse2) .cse2)) (_ bv31 32)) (bvand ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_9|) (_ bv2147483647 32))))))) (bvor .cse1 (bvneg .cse1))) (_ bv31 32))))) (= |c_ULTIMATE.start_isfinite_double_~hx~1#1| ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_10|)) (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_9|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_9|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_9|)) .cse0))))) (not (and (exists ((|v_skolemized_q#valueAsBitvector_15| (_ BitVec 64)) (|v_skolemized_q#valueAsBitvector_16| (_ BitVec 64))) (let ((.cse5 (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_15|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_15|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_15|)))) (and (= (bvadd (_ bv1 32) (bvneg (bvlshr (let ((.cse3 (bvadd (bvneg (bvor (bvlshr (let ((.cse4 ((_ extract 31 0) |v_skolemized_q#valueAsBitvector_15|))) (bvor (bvneg .cse4) .cse4)) (_ bv31 32)) (bvand (_ bv2147483647 32) ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_15|)))) (_ bv2146435072 32)))) (bvor (bvneg .cse3) .cse3)) (_ bv31 32)))) (_ bv0 32)) (= |c_ULTIMATE.start_isfinite_double_~hx~1#1| ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_16|)) (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_16|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_16|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_16|)) .cse5) (fp.eq .cse5 .cse5)))) (= c_currentRoundingMode roundNearestTiesToEven))) (not (exists ((|v_skolemized_q#valueAsBitvector_28| (_ BitVec 64)) (|v_skolemized_q#valueAsBitvector_9| (_ BitVec 64))) (let ((.cse6 (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_9|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_9|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_9|)))) (and (= |c_ULTIMATE.start_isfinite_double_~hx~1#1| ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_28|)) (= .cse6 (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_28|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_28|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_28|))) (fp.eq .cse6 .cse6) (= (_ bv0 32) (bvadd (_ bv1 32) (bvneg (bvlshr (let ((.cse7 (bvadd (_ bv2146435072 32) (bvneg (bvor (bvlshr (let ((.cse8 ((_ extract 31 0) |v_skolemized_q#valueAsBitvector_9|))) (bvor (bvneg .cse8) .cse8)) (_ bv31 32)) (bvand ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_9|) (_ bv2147483647 32))))))) (bvor .cse7 (bvneg .cse7))) (_ bv31 32))))))))) (not (exists ((|v_skolemized_q#valueAsBitvector_34| (_ BitVec 64)) (|v_skolemized_q#valueAsBitvector_9| (_ BitVec 64))) (let ((.cse9 (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_34|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_34|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_34|)))) (and (= ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_34|) |c_ULTIMATE.start_isfinite_double_~hx~1#1|) (fp.eq .cse9 .cse9) (= (_ bv0 32) (bvadd (_ bv1 32) (bvneg (bvlshr (let ((.cse10 (bvadd (_ bv2146435072 32) (bvneg (bvor (bvlshr (let ((.cse11 ((_ extract 31 0) |v_skolemized_q#valueAsBitvector_9|))) (bvor (bvneg .cse11) .cse11)) (_ bv31 32)) (bvand ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_9|) (_ bv2147483647 32))))))) (bvor .cse10 (bvneg .cse10))) (_ bv31 32))))) (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_9|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_9|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_9|)) .cse9)))))) is different from false [2024-11-13 22:20:31,558 WARN L873 $PredicateComparison]: unable to prove that (not (and (not (exists ((|v_skolemized_q#valueAsBitvector_9| (_ BitVec 64)) (|v_skolemized_q#valueAsBitvector_10| (_ BitVec 64))) (let ((.cse0 (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_10|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_10|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_10|)))) (and (fp.eq .cse0 .cse0) (= (_ bv0 32) (bvadd (_ bv1 32) (bvneg (bvlshr (let ((.cse1 (bvadd (_ bv2146435072 32) (bvneg (bvor (bvlshr (let ((.cse2 ((_ extract 31 0) |v_skolemized_q#valueAsBitvector_9|))) (bvor (bvneg .cse2) .cse2)) (_ bv31 32)) (bvand ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_9|) (_ bv2147483647 32))))))) (bvor .cse1 (bvneg .cse1))) (_ bv31 32))))) (= |c_ULTIMATE.start_isfinite_double_~hx~1#1| ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_10|)) (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_9|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_9|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_9|)) .cse0))))) (not (and (exists ((|v_skolemized_q#valueAsBitvector_15| (_ BitVec 64)) (|v_skolemized_q#valueAsBitvector_16| (_ BitVec 64))) (let ((.cse5 (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_15|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_15|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_15|)))) (and (= (bvadd (_ bv1 32) (bvneg (bvlshr (let ((.cse3 (bvadd (bvneg (bvor (bvlshr (let ((.cse4 ((_ extract 31 0) |v_skolemized_q#valueAsBitvector_15|))) (bvor (bvneg .cse4) .cse4)) (_ bv31 32)) (bvand (_ bv2147483647 32) ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_15|)))) (_ bv2146435072 32)))) (bvor (bvneg .cse3) .cse3)) (_ bv31 32)))) (_ bv0 32)) (= |c_ULTIMATE.start_isfinite_double_~hx~1#1| ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_16|)) (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_16|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_16|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_16|)) .cse5) (fp.eq .cse5 .cse5)))) (= c_currentRoundingMode roundNearestTiesToEven))) (not (exists ((|v_skolemized_q#valueAsBitvector_28| (_ BitVec 64)) (|v_skolemized_q#valueAsBitvector_9| (_ BitVec 64))) (let ((.cse6 (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_9|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_9|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_9|)))) (and (= |c_ULTIMATE.start_isfinite_double_~hx~1#1| ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_28|)) (= .cse6 (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_28|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_28|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_28|))) (fp.eq .cse6 .cse6) (= (_ bv0 32) (bvadd (_ bv1 32) (bvneg (bvlshr (let ((.cse7 (bvadd (_ bv2146435072 32) (bvneg (bvor (bvlshr (let ((.cse8 ((_ extract 31 0) |v_skolemized_q#valueAsBitvector_9|))) (bvor (bvneg .cse8) .cse8)) (_ bv31 32)) (bvand ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_9|) (_ bv2147483647 32))))))) (bvor .cse7 (bvneg .cse7))) (_ bv31 32))))))))) (not (exists ((|v_skolemized_q#valueAsBitvector_34| (_ BitVec 64)) (|v_skolemized_q#valueAsBitvector_9| (_ BitVec 64))) (let ((.cse9 (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_34|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_34|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_34|)))) (and (= ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_34|) |c_ULTIMATE.start_isfinite_double_~hx~1#1|) (fp.eq .cse9 .cse9) (= (_ bv0 32) (bvadd (_ bv1 32) (bvneg (bvlshr (let ((.cse10 (bvadd (_ bv2146435072 32) (bvneg (bvor (bvlshr (let ((.cse11 ((_ extract 31 0) |v_skolemized_q#valueAsBitvector_9|))) (bvor (bvneg .cse11) .cse11)) (_ bv31 32)) (bvand ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_9|) (_ bv2147483647 32))))))) (bvor .cse10 (bvneg .cse10))) (_ bv31 32))))) (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_9|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_9|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_9|)) .cse9))))))) is different from true [2024-11-13 22:20:31,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:20:31,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 16 states and 18 transitions. [2024-11-13 22:20:31,562 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 18 transitions. [2024-11-13 22:20:31,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-13 22:20:31,562 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:20:31,564 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:20:31,564 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a46427c9-04ba-4fc9-874f-62d5bd593440/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:20:31,567 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a46427c9-04ba-4fc9-874f-62d5bd593440/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:20:31,569 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a46427c9-04ba-4fc9-874f-62d5bd593440/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2024-11-13 22:20:31,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:20:31,806 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:20:31,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:20:31,875 INFO L255 TraceCheckSpWp]: Trace formula consists of 51 conjuncts, 19 conjuncts are in the unsatisfiable core [2024-11-13 22:20:31,877 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:20:32,125 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 17 [2024-11-13 22:20:34,658 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 22:20:34,659 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 76 treesize of output 44