./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-benchs/filter1.c.p+cfa-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01c0c06b-4b0b-4b35-8929-19bf828e54cb/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01c0c06b-4b0b-4b35-8929-19bf828e54cb/bin/ukojak-verify-ENZ3QT5qd3/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01c0c06b-4b0b-4b35-8929-19bf828e54cb/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01c0c06b-4b0b-4b35-8929-19bf828e54cb/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/float-benchs/filter1.c.p+cfa-reducer.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01c0c06b-4b0b-4b35-8929-19bf828e54cb/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01c0c06b-4b0b-4b35-8929-19bf828e54cb/bin/ukojak-verify-ENZ3QT5qd3 --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 6403ea17225d9927b82c2cb5a5e13cab8e302736934880873dcec33bef71c423 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 03:33:36,249 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 03:33:36,312 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01c0c06b-4b0b-4b35-8929-19bf828e54cb/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-25 03:33:36,317 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-25 03:33:36,317 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-25 03:33:36,339 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 03:33:36,340 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-25 03:33:36,341 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-25 03:33:36,341 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 03:33:36,341 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 03:33:36,341 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 03:33:36,341 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-25 03:33:36,341 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-25 03:33:36,341 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-25 03:33:36,342 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-25 03:33:36,342 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 03:33:36,342 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-25 03:33:36,342 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 03:33:36,342 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-25 03:33:36,342 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-25 03:33:36,342 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-25 03:33:36,342 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 03:33:36,342 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 03:33:36,342 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 03:33:36,343 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 03:33:36,343 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 03:33:36,343 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 03:33:36,344 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 03:33:36,344 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 03:33:36,344 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 03:33:36,344 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-25 03:33:36,344 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-25 03:33:36,344 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-25 03:33:36,344 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_01c0c06b-4b0b-4b35-8929-19bf828e54cb/bin/ukojak-verify-ENZ3QT5qd3 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 -> 6403ea17225d9927b82c2cb5a5e13cab8e302736934880873dcec33bef71c423 [2024-11-25 03:33:36,734 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 03:33:36,748 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 03:33:36,752 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 03:33:36,753 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 03:33:36,754 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 03:33:36,755 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01c0c06b-4b0b-4b35-8929-19bf828e54cb/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/float-benchs/filter1.c.p+cfa-reducer.c [2024-11-25 03:33:40,017 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01c0c06b-4b0b-4b35-8929-19bf828e54cb/bin/ukojak-verify-ENZ3QT5qd3/data/e54848bb2/a3380faed1a4438cb6f7d1a965ebe4f9/FLAGe69d28497 [2024-11-25 03:33:40,246 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 03:33:40,247 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01c0c06b-4b0b-4b35-8929-19bf828e54cb/sv-benchmarks/c/float-benchs/filter1.c.p+cfa-reducer.c [2024-11-25 03:33:40,256 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01c0c06b-4b0b-4b35-8929-19bf828e54cb/bin/ukojak-verify-ENZ3QT5qd3/data/e54848bb2/a3380faed1a4438cb6f7d1a965ebe4f9/FLAGe69d28497 [2024-11-25 03:33:40,581 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01c0c06b-4b0b-4b35-8929-19bf828e54cb/bin/ukojak-verify-ENZ3QT5qd3/data/e54848bb2/a3380faed1a4438cb6f7d1a965ebe4f9 [2024-11-25 03:33:40,583 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 03:33:40,586 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 03:33:40,587 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 03:33:40,587 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 03:33:40,591 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 03:33:40,591 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 03:33:40" (1/1) ... [2024-11-25 03:33:40,592 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7bd1e433 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:33:40, skipping insertion in model container [2024-11-25 03:33:40,592 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 03:33:40" (1/1) ... [2024-11-25 03:33:40,608 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 03:33:40,815 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_01c0c06b-4b0b-4b35-8929-19bf828e54cb/sv-benchmarks/c/float-benchs/filter1.c.p+cfa-reducer.c[1310,1323] [2024-11-25 03:33:40,825 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 03:33:40,843 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 03:33:40,858 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_01c0c06b-4b0b-4b35-8929-19bf828e54cb/sv-benchmarks/c/float-benchs/filter1.c.p+cfa-reducer.c[1310,1323] [2024-11-25 03:33:40,861 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 03:33:40,875 INFO L204 MainTranslator]: Completed translation [2024-11-25 03:33:40,876 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:33:40 WrapperNode [2024-11-25 03:33:40,876 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 03:33:40,877 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 03:33:40,877 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 03:33:40,877 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 03:33:40,886 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:33:40" (1/1) ... [2024-11-25 03:33:40,892 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:33:40" (1/1) ... [2024-11-25 03:33:40,914 INFO L138 Inliner]: procedures = 15, calls = 7, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 70 [2024-11-25 03:33:40,914 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 03:33:40,915 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 03:33:40,915 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 03:33:40,915 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 03:33:40,923 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:33:40" (1/1) ... [2024-11-25 03:33:40,923 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:33:40" (1/1) ... [2024-11-25 03:33:40,925 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:33:40" (1/1) ... [2024-11-25 03:33:40,926 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:33:40" (1/1) ... [2024-11-25 03:33:40,931 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:33:40" (1/1) ... [2024-11-25 03:33:40,936 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:33:40" (1/1) ... [2024-11-25 03:33:40,939 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:33:40" (1/1) ... [2024-11-25 03:33:40,939 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:33:40" (1/1) ... [2024-11-25 03:33:40,944 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:33:40" (1/1) ... [2024-11-25 03:33:40,945 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 03:33:40,946 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 03:33:40,947 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 03:33:40,947 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 03:33:40,948 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:33:40" (1/1) ... [2024-11-25 03:33:40,960 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 03:33:40,974 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01c0c06b-4b0b-4b35-8929-19bf828e54cb/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 03:33:40,988 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01c0c06b-4b0b-4b35-8929-19bf828e54cb/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 03:33:41,001 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01c0c06b-4b0b-4b35-8929-19bf828e54cb/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 03:33:41,025 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-25 03:33:41,025 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-25 03:33:41,025 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 03:33:41,025 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 03:33:41,089 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 03:33:41,092 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 03:33:41,249 INFO L? ?]: Removed 13 outVars from TransFormulas that were not future-live. [2024-11-25 03:33:41,249 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 03:33:41,278 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-25 03:33:41,278 INFO L312 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-25 03:33:41,279 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 03:33:41 BoogieIcfgContainer [2024-11-25 03:33:41,279 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-25 03:33:41,280 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-25 03:33:41,280 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-25 03:33:41,292 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-25 03:33:41,292 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 03:33:41" (1/1) ... [2024-11-25 03:33:41,301 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-25 03:33:41,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:33:41,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 15 states and 21 transitions. [2024-11-25 03:33:41,354 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 21 transitions. [2024-11-25 03:33:41,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-25 03:33:41,357 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:33:41,358 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:33:41,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:33:41,529 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 03:33:41,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:33:41,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 16 states and 20 transitions. [2024-11-25 03:33:41,584 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 20 transitions. [2024-11-25 03:33:41,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-25 03:33:41,585 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:33:41,585 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:33:41,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:33:41,702 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 03:33:41,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:33:41,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 18 states and 21 transitions. [2024-11-25 03:33:41,849 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 21 transitions. [2024-11-25 03:33:41,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-25 03:33:41,849 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:33:41,850 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:33:41,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 03:33:41,875 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-25 03:33:41,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 03:33:41,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 03:33:41,947 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-25 03:33:41,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 03:33:41,975 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 3 iterations. [2024-11-25 03:33:42,005 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 25.11 03:33:42 ImpRootNode [2024-11-25 03:33:42,007 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-25 03:33:42,007 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-25 03:33:42,008 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-25 03:33:42,008 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-25 03:33:42,009 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 03:33:41" (3/4) ... [2024-11-25 03:33:42,011 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-11-25 03:33:42,012 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-25 03:33:42,013 INFO L158 Benchmark]: Toolchain (without parser) took 1427.53ms. Allocated memory is still 117.4MB. Free memory was 91.6MB in the beginning and 43.1MB in the end (delta: 48.5MB). Peak memory consumption was 50.3MB. Max. memory is 16.1GB. [2024-11-25 03:33:42,018 INFO L158 Benchmark]: CDTParser took 1.41ms. Allocated memory is still 83.9MB. Free memory is still 39.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 03:33:42,018 INFO L158 Benchmark]: CACSL2BoogieTranslator took 289.29ms. Allocated memory is still 117.4MB. Free memory was 91.6MB in the beginning and 80.5MB in the end (delta: 11.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-25 03:33:42,019 INFO L158 Benchmark]: Boogie Procedure Inliner took 37.53ms. Allocated memory is still 117.4MB. Free memory was 80.5MB in the beginning and 79.0MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 03:33:42,019 INFO L158 Benchmark]: Boogie Preprocessor took 30.55ms. Allocated memory is still 117.4MB. Free memory was 79.0MB in the beginning and 78.3MB in the end (delta: 660.7kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-25 03:33:42,019 INFO L158 Benchmark]: RCFGBuilder took 332.82ms. Allocated memory is still 117.4MB. Free memory was 78.3MB in the beginning and 67.6MB in the end (delta: 10.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-25 03:33:42,020 INFO L158 Benchmark]: CodeCheck took 727.10ms. Allocated memory is still 117.4MB. Free memory was 67.6MB in the beginning and 43.1MB in the end (delta: 24.5MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-25 03:33:42,020 INFO L158 Benchmark]: Witness Printer took 5.13ms. Allocated memory is still 117.4MB. Free memory is still 43.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 03:33:42,023 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, 15 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.7s, OverallIterations: 3, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 55 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 30 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 15 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 21 IncrementalHoareTripleChecker+Invalid, 36 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 15 mSolverCounterUnsat, 30 mSDtfsCounter, 21 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 142 GetRequests, 132 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 30 NumberOfCodeBlocks, 30 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 18 ConstructedInterpolants, 0 QuantifiedInterpolants, 28 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 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, ConComCheckerStatistics: No data available - UnprovableResult [Line: 56]: 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 someBinaryArithmeticDOUBLEoperation at line 80, overapproximation of someBinaryDOUBLEComparisonOperation at line 27, overapproximation of someBinaryDOUBLEComparisonOperation at line 43, overapproximation of someBinaryDOUBLEComparisonOperation at line 29, overapproximation of to_real at line 19, overapproximation of to_real at line 39. Possible FailurePath: [L1] int __return_main; [L15] double main__E0; [L16] double main__E1; [L17] double main__S; [L18] int main__i; [L19] main__E1 = 0 [L20] main__S = 0 [L21] main__i = 0 VAL [__return_main=0, main__i=0] [L23] COND TRUE main__i <= 1000000 [L25] main__E0 = __VERIFIER_nondet_double() [L26] int main____CPAchecker_TMP_0; VAL [__return_main=0, main__i=0] [L27] COND TRUE main__E0 >= -1.0 VAL [__return_main=0, main__i=0] [L29] COND TRUE main__E0 <= 1.0 [L31] main____CPAchecker_TMP_0 = 1 VAL [__return_main=0, main____CPAchecker_TMP_0=1, main__i=0] [L33] COND TRUE main____CPAchecker_TMP_0 != 0 [L35] int main____CPAchecker_TMP_1; [L36] main____CPAchecker_TMP_1 = __VERIFIER_nondet_int() [L37] COND TRUE !(main____CPAchecker_TMP_1 == 0) [L39] main__S = 0 [L41] main__E1 = main__E0 [L42] int main____CPAchecker_TMP_2; VAL [__return_main=0, main__i=0] [L43] COND FALSE !(main__S >= -10000.0) VAL [__return_main=0, main__i=0] [L69] main____CPAchecker_TMP_2 = 0 VAL [__return_main=0, main____CPAchecker_TMP_2=0, main__i=0] [L50] int __tmp_1; [L51] __tmp_1 = main____CPAchecker_TMP_2 [L52] int __VERIFIER_assert__cond; [L53] __VERIFIER_assert__cond = __tmp_1 VAL [__VERIFIER_assert__cond=0, __return_main=0, main__i=0] [L54] COND TRUE __VERIFIER_assert__cond == 0 VAL [__return_main=0, main__i=0] [L56] reach_error() VAL [__return_main=0, main__i=0] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.41ms. Allocated memory is still 83.9MB. Free memory is still 39.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 289.29ms. Allocated memory is still 117.4MB. Free memory was 91.6MB in the beginning and 80.5MB in the end (delta: 11.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 37.53ms. Allocated memory is still 117.4MB. Free memory was 80.5MB in the beginning and 79.0MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 30.55ms. Allocated memory is still 117.4MB. Free memory was 79.0MB in the beginning and 78.3MB in the end (delta: 660.7kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 332.82ms. Allocated memory is still 117.4MB. Free memory was 78.3MB in the beginning and 67.6MB in the end (delta: 10.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 727.10ms. Allocated memory is still 117.4MB. Free memory was 67.6MB in the beginning and 43.1MB in the end (delta: 24.5MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Witness Printer took 5.13ms. Allocated memory is still 117.4MB. Free memory is still 43.1MB. There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-25 03:33:42,046 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01c0c06b-4b0b-4b35-8929-19bf828e54cb/bin/ukojak-verify-ENZ3QT5qd3/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_01c0c06b-4b0b-4b35-8929-19bf828e54cb/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01c0c06b-4b0b-4b35-8929-19bf828e54cb/bin/ukojak-verify-ENZ3QT5qd3/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01c0c06b-4b0b-4b35-8929-19bf828e54cb/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01c0c06b-4b0b-4b35-8929-19bf828e54cb/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/float-benchs/filter1.c.p+cfa-reducer.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01c0c06b-4b0b-4b35-8929-19bf828e54cb/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01c0c06b-4b0b-4b35-8929-19bf828e54cb/bin/ukojak-verify-ENZ3QT5qd3 --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 6403ea17225d9927b82c2cb5a5e13cab8e302736934880873dcec33bef71c423 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 03:33:44,771 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 03:33:44,916 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01c0c06b-4b0b-4b35-8929-19bf828e54cb/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-25 03:33:44,945 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 03:33:44,945 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-25 03:33:44,946 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-25 03:33:44,946 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 03:33:44,946 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 03:33:44,946 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 03:33:44,946 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-25 03:33:44,946 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-25 03:33:44,947 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-25 03:33:44,947 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 03:33:44,947 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-25 03:33:44,947 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 03:33:44,947 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-25 03:33:44,947 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-25 03:33:44,947 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-25 03:33:44,947 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-25 03:33:44,947 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-25 03:33:44,947 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-25 03:33:44,948 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 03:33:44,948 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 03:33:44,948 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 03:33:44,948 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 03:33:44,948 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 03:33:44,948 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-25 03:33:44,948 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-25 03:33:44,948 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 03:33:44,948 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 03:33:44,948 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 03:33:44,949 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 03:33:44,949 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-25 03:33:44,949 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-25 03:33:44,949 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-25 03:33:44,949 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-25 03:33:44,949 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_01c0c06b-4b0b-4b35-8929-19bf828e54cb/bin/ukojak-verify-ENZ3QT5qd3 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 -> 6403ea17225d9927b82c2cb5a5e13cab8e302736934880873dcec33bef71c423 [2024-11-25 03:33:45,276 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 03:33:45,284 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 03:33:45,287 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 03:33:45,288 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 03:33:45,289 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 03:33:45,290 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01c0c06b-4b0b-4b35-8929-19bf828e54cb/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/float-benchs/filter1.c.p+cfa-reducer.c [2024-11-25 03:33:48,465 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01c0c06b-4b0b-4b35-8929-19bf828e54cb/bin/ukojak-verify-ENZ3QT5qd3/data/c5ad7bf79/488339b0d92b494dab814934688abc9c/FLAG3ee441aa1 [2024-11-25 03:33:48,673 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 03:33:48,673 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01c0c06b-4b0b-4b35-8929-19bf828e54cb/sv-benchmarks/c/float-benchs/filter1.c.p+cfa-reducer.c [2024-11-25 03:33:48,681 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01c0c06b-4b0b-4b35-8929-19bf828e54cb/bin/ukojak-verify-ENZ3QT5qd3/data/c5ad7bf79/488339b0d92b494dab814934688abc9c/FLAG3ee441aa1 [2024-11-25 03:33:49,027 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01c0c06b-4b0b-4b35-8929-19bf828e54cb/bin/ukojak-verify-ENZ3QT5qd3/data/c5ad7bf79/488339b0d92b494dab814934688abc9c [2024-11-25 03:33:49,029 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 03:33:49,030 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 03:33:49,032 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 03:33:49,032 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 03:33:49,037 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 03:33:49,038 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 03:33:49" (1/1) ... [2024-11-25 03:33:49,039 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@552245cb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:33:49, skipping insertion in model container [2024-11-25 03:33:49,039 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 03:33:49" (1/1) ... [2024-11-25 03:33:49,059 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 03:33:49,214 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_01c0c06b-4b0b-4b35-8929-19bf828e54cb/sv-benchmarks/c/float-benchs/filter1.c.p+cfa-reducer.c[1310,1323] [2024-11-25 03:33:49,221 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 03:33:49,237 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 03:33:49,253 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_01c0c06b-4b0b-4b35-8929-19bf828e54cb/sv-benchmarks/c/float-benchs/filter1.c.p+cfa-reducer.c[1310,1323] [2024-11-25 03:33:49,255 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 03:33:49,271 INFO L204 MainTranslator]: Completed translation [2024-11-25 03:33:49,271 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:33:49 WrapperNode [2024-11-25 03:33:49,272 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 03:33:49,272 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 03:33:49,272 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 03:33:49,273 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 03:33:49,279 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:33:49" (1/1) ... [2024-11-25 03:33:49,286 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:33:49" (1/1) ... [2024-11-25 03:33:49,304 INFO L138 Inliner]: procedures = 16, calls = 7, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 70 [2024-11-25 03:33:49,304 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 03:33:49,305 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 03:33:49,305 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 03:33:49,305 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 03:33:49,312 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:33:49" (1/1) ... [2024-11-25 03:33:49,312 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:33:49" (1/1) ... [2024-11-25 03:33:49,314 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:33:49" (1/1) ... [2024-11-25 03:33:49,314 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:33:49" (1/1) ... [2024-11-25 03:33:49,320 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:33:49" (1/1) ... [2024-11-25 03:33:49,321 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:33:49" (1/1) ... [2024-11-25 03:33:49,324 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:33:49" (1/1) ... [2024-11-25 03:33:49,325 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:33:49" (1/1) ... [2024-11-25 03:33:49,326 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:33:49" (1/1) ... [2024-11-25 03:33:49,329 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 03:33:49,329 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 03:33:49,330 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 03:33:49,330 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 03:33:49,331 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:33:49" (1/1) ... [2024-11-25 03:33:49,337 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 03:33:49,358 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01c0c06b-4b0b-4b35-8929-19bf828e54cb/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 03:33:49,375 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01c0c06b-4b0b-4b35-8929-19bf828e54cb/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 03:33:49,380 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01c0c06b-4b0b-4b35-8929-19bf828e54cb/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 03:33:49,406 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-25 03:33:49,406 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-25 03:33:49,406 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 03:33:49,406 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 03:33:49,489 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 03:33:49,491 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 03:33:59,744 INFO L? ?]: Removed 13 outVars from TransFormulas that were not future-live. [2024-11-25 03:33:59,744 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 03:33:59,779 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-25 03:33:59,780 INFO L312 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-25 03:33:59,780 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 03:33:59 BoogieIcfgContainer [2024-11-25 03:33:59,780 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-25 03:33:59,781 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-25 03:33:59,781 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-25 03:33:59,793 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-25 03:33:59,793 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 03:33:59" (1/1) ... [2024-11-25 03:33:59,801 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-25 03:33:59,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:33:59,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 15 states and 21 transitions. [2024-11-25 03:33:59,855 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 21 transitions. [2024-11-25 03:33:59,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-25 03:33:59,858 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:33:59,859 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 03:33:59,859 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01c0c06b-4b0b-4b35-8929-19bf828e54cb/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 03:33:59,863 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01c0c06b-4b0b-4b35-8929-19bf828e54cb/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 03:33:59,864 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01c0c06b-4b0b-4b35-8929-19bf828e54cb/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-25 03:34:00,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:34:00,109 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 03:34:00,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:34:00,138 INFO L256 TraceCheckSpWp]: Trace formula consists of 30 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-25 03:34:00,142 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 03:34:00,197 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 03:34:00,200 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01c0c06b-4b0b-4b35-8929-19bf828e54cb/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (2)] Exception during sending of exit command (exit): Broken pipe [2024-11-25 03:34:00,202 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01c0c06b-4b0b-4b35-8929-19bf828e54cb/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-25 03:34:00,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:34:00,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 16 states and 20 transitions. [2024-11-25 03:34:00,405 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 20 transitions. [2024-11-25 03:34:00,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-25 03:34:00,405 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:34:00,405 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 03:34:00,405 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01c0c06b-4b0b-4b35-8929-19bf828e54cb/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 03:34:00,407 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01c0c06b-4b0b-4b35-8929-19bf828e54cb/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 03:34:00,409 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01c0c06b-4b0b-4b35-8929-19bf828e54cb/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-25 03:34:00,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:34:00,564 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 03:34:00,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:34:00,607 INFO L256 TraceCheckSpWp]: Trace formula consists of 31 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-25 03:34:00,609 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 03:34:00,735 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 03:34:00,740 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01c0c06b-4b0b-4b35-8929-19bf828e54cb/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-11-25 03:34:00,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:34:00,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 18 states and 22 transitions. [2024-11-25 03:34:00,928 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 22 transitions. [2024-11-25 03:34:00,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-25 03:34:00,928 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:34:00,928 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 03:34:00,928 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01c0c06b-4b0b-4b35-8929-19bf828e54cb/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 03:34:00,934 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01c0c06b-4b0b-4b35-8929-19bf828e54cb/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 03:34:00,936 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01c0c06b-4b0b-4b35-8929-19bf828e54cb/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-25 03:34:01,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:34:01,604 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 03:34:02,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:34:02,457 INFO L256 TraceCheckSpWp]: Trace formula consists of 30 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-25 03:34:02,459 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 03:34:03,833 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 03:34:03,842 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01c0c06b-4b0b-4b35-8929-19bf828e54cb/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-11-25 03:34:07,766 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.02s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-25 03:34:18,033 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-25 03:34:28,210 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.18s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-25 03:34:28,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:34:28,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 23 states and 33 transitions. [2024-11-25 03:34:28,510 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 33 transitions. [2024-11-25 03:34:28,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-25 03:34:28,511 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:34:28,511 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 03:34:28,511 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01c0c06b-4b0b-4b35-8929-19bf828e54cb/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 03:34:28,514 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01c0c06b-4b0b-4b35-8929-19bf828e54cb/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 03:34:28,519 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01c0c06b-4b0b-4b35-8929-19bf828e54cb/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-11-25 03:34:29,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:34:29,277 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 03:34:29,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:34:29,834 INFO L256 TraceCheckSpWp]: Trace formula consists of 31 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-25 03:34:29,836 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 03:34:30,315 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 03:34:30,321 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01c0c06b-4b0b-4b35-8929-19bf828e54cb/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (5)] Forceful destruction successful, exit code 0 [2024-11-25 03:34:30,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:34:30,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 34 transitions. [2024-11-25 03:34:30,433 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 34 transitions. [2024-11-25 03:34:30,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-11-25 03:34:30,434 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:34:30,434 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 03:34:30,434 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01c0c06b-4b0b-4b35-8929-19bf828e54cb/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 03:34:30,436 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01c0c06b-4b0b-4b35-8929-19bf828e54cb/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 03:34:30,438 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01c0c06b-4b0b-4b35-8929-19bf828e54cb/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-11-25 03:34:31,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:34:31,957 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 03:34:41,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-25 03:34:42,223 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01c0c06b-4b0b-4b35-8929-19bf828e54cb/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (6)] Ended with exit code 0 [2024-11-25 03:34:42,225 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:485) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-25 03:34:42,229 INFO L158 Benchmark]: Toolchain (without parser) took 53198.72ms. Allocated memory is still 83.9MB. Free memory was 60.9MB in the beginning and 50.1MB in the end (delta: 10.8MB). Peak memory consumption was 12.1MB. Max. memory is 16.1GB. [2024-11-25 03:34:42,230 INFO L158 Benchmark]: CDTParser took 0.39ms. Allocated memory is still 83.9MB. Free memory is still 64.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 03:34:42,230 INFO L158 Benchmark]: CACSL2BoogieTranslator took 240.43ms. Allocated memory is still 83.9MB. Free memory was 60.9MB in the beginning and 49.2MB in the end (delta: 11.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-25 03:34:42,230 INFO L158 Benchmark]: Boogie Procedure Inliner took 31.86ms. Allocated memory is still 83.9MB. Free memory was 49.2MB in the beginning and 47.7MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 03:34:42,231 INFO L158 Benchmark]: Boogie Preprocessor took 23.94ms. Allocated memory is still 83.9MB. Free memory was 47.7MB in the beginning and 46.8MB in the end (delta: 940.2kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-25 03:34:42,231 INFO L158 Benchmark]: RCFGBuilder took 10451.04ms. Allocated memory is still 83.9MB. Free memory was 46.8MB in the beginning and 34.9MB in the end (delta: 11.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-25 03:34:42,231 INFO L158 Benchmark]: CodeCheck took 42447.27ms. Allocated memory is still 83.9MB. Free memory was 34.9MB in the beginning and 50.1MB in the end (delta: -15.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 03:34:42,234 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Solver said unknown: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:485) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39ms. Allocated memory is still 83.9MB. Free memory is still 64.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 240.43ms. Allocated memory is still 83.9MB. Free memory was 60.9MB in the beginning and 49.2MB in the end (delta: 11.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 31.86ms. Allocated memory is still 83.9MB. Free memory was 49.2MB in the beginning and 47.7MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 23.94ms. Allocated memory is still 83.9MB. Free memory was 47.7MB in the beginning and 46.8MB in the end (delta: 940.2kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 10451.04ms. Allocated memory is still 83.9MB. Free memory was 46.8MB in the beginning and 34.9MB in the end (delta: 11.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 42447.27ms. Allocated memory is still 83.9MB. Free memory was 34.9MB in the beginning and 50.1MB in the end (delta: -15.3MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-25 03:34:42,315 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01c0c06b-4b0b-4b35-8929-19bf828e54cb/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown