./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-benchs/filter2.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6756ef72-1fe9-4390-a093-7690123e3f9f/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6756ef72-1fe9-4390-a093-7690123e3f9f/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6756ef72-1fe9-4390-a093-7690123e3f9f/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6756ef72-1fe9-4390-a093-7690123e3f9f/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/float-benchs/filter2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6756ef72-1fe9-4390-a093-7690123e3f9f/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6756ef72-1fe9-4390-a093-7690123e3f9f/bin/ukojak-verify-ImItNfHLgk --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash e42e84729022b725ebcfce66d0ece68757a1a9b385230356b4d45a24fc6b4ef2 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 22:09:43,675 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 22:09:43,769 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6756ef72-1fe9-4390-a093-7690123e3f9f/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-08 22:09:43,776 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 22:09:43,777 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 22:09:43,811 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 22:09:43,813 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 22:09:43,814 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 22:09:43,814 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 22:09:43,815 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 22:09:43,815 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 22:09:43,815 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 22:09:43,816 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 22:09:43,816 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 22:09:43,816 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 22:09:43,819 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 22:09:43,821 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 22:09:43,821 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 22:09:43,821 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 22:09:43,822 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 22:09:43,822 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 22:09:43,826 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 22:09:43,826 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 22:09:43,839 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 22:09:43,839 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 22:09:43,840 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 22:09:43,840 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 22:09:43,840 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:09:43,841 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 22:09:43,841 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 22:09:43,841 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 22:09:43,842 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 22:09:43,842 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 22:09:43,842 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6756ef72-1fe9-4390-a093-7690123e3f9f/bin/ukojak-verify-ImItNfHLgk/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6756ef72-1fe9-4390-a093-7690123e3f9f/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e42e84729022b725ebcfce66d0ece68757a1a9b385230356b4d45a24fc6b4ef2 [2024-11-08 22:09:44,137 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 22:09:44,168 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 22:09:44,171 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 22:09:44,173 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 22:09:44,174 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 22:09:44,175 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6756ef72-1fe9-4390-a093-7690123e3f9f/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/float-benchs/filter2.c Unable to find full path for "g++" [2024-11-08 22:09:46,182 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 22:09:46,403 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 22:09:46,404 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6756ef72-1fe9-4390-a093-7690123e3f9f/sv-benchmarks/c/float-benchs/filter2.c [2024-11-08 22:09:46,414 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6756ef72-1fe9-4390-a093-7690123e3f9f/bin/ukojak-verify-ImItNfHLgk/data/5e967fc6c/1804cd4b659e4a44bec7d334fc0fca3d/FLAGdfb1bb990 [2024-11-08 22:09:46,769 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6756ef72-1fe9-4390-a093-7690123e3f9f/bin/ukojak-verify-ImItNfHLgk/data/5e967fc6c/1804cd4b659e4a44bec7d334fc0fca3d [2024-11-08 22:09:46,772 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 22:09:46,773 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 22:09:46,775 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 22:09:46,775 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 22:09:46,780 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 22:09:46,781 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:09:46" (1/1) ... [2024-11-08 22:09:46,782 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@163a98e2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:09:46, skipping insertion in model container [2024-11-08 22:09:46,783 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:09:46" (1/1) ... [2024-11-08 22:09:46,802 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 22:09:46,981 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_6756ef72-1fe9-4390-a093-7690123e3f9f/sv-benchmarks/c/float-benchs/filter2.c[652,665] [2024-11-08 22:09:47,000 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:09:47,007 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 22:09:47,018 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_6756ef72-1fe9-4390-a093-7690123e3f9f/sv-benchmarks/c/float-benchs/filter2.c[652,665] [2024-11-08 22:09:47,024 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:09:47,040 INFO L204 MainTranslator]: Completed translation [2024-11-08 22:09:47,040 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:09:47 WrapperNode [2024-11-08 22:09:47,040 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 22:09:47,041 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 22:09:47,041 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 22:09:47,041 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 22:09:47,049 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:09:47" (1/1) ... [2024-11-08 22:09:47,056 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:09:47" (1/1) ... [2024-11-08 22:09:47,074 INFO L138 Inliner]: procedures = 14, calls = 11, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 51 [2024-11-08 22:09:47,075 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 22:09:47,075 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 22:09:47,076 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 22:09:47,076 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 22:09:47,087 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:09:47" (1/1) ... [2024-11-08 22:09:47,087 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:09:47" (1/1) ... [2024-11-08 22:09:47,089 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:09:47" (1/1) ... [2024-11-08 22:09:47,089 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:09:47" (1/1) ... [2024-11-08 22:09:47,093 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:09:47" (1/1) ... [2024-11-08 22:09:47,098 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:09:47" (1/1) ... [2024-11-08 22:09:47,103 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:09:47" (1/1) ... [2024-11-08 22:09:47,103 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:09:47" (1/1) ... [2024-11-08 22:09:47,105 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 22:09:47,106 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 22:09:47,106 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 22:09:47,107 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 22:09:47,107 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:09:47" (1/1) ... [2024-11-08 22:09:47,113 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:09:47,129 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6756ef72-1fe9-4390-a093-7690123e3f9f/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 22:09:47,147 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6756ef72-1fe9-4390-a093-7690123e3f9f/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 22:09:47,150 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6756ef72-1fe9-4390-a093-7690123e3f9f/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 22:09:47,181 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 22:09:47,182 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-08 22:09:47,182 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-08 22:09:47,182 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-08 22:09:47,183 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 22:09:47,184 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 22:09:47,269 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 22:09:47,273 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 22:09:47,452 INFO L? ?]: Removed 10 outVars from TransFormulas that were not future-live. [2024-11-08 22:09:47,452 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 22:09:47,489 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 22:09:47,490 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 22:09:47,490 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:09:47 BoogieIcfgContainer [2024-11-08 22:09:47,491 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 22:09:47,492 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 22:09:47,492 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 22:09:47,503 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 22:09:47,503 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:09:47" (1/1) ... [2024-11-08 22:09:47,513 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 22:09:47,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:09:47,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 16 states and 20 transitions. [2024-11-08 22:09:47,568 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 20 transitions. [2024-11-08 22:09:47,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-08 22:09:47,574 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:09:47,574 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:09:47,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:09:47,692 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 22:09:47,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:09:47,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:09:47,785 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 22:09:47,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:09:47,826 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-08 22:09:47,874 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 10:09:47 ImpRootNode [2024-11-08 22:09:47,874 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 22:09:47,875 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 22:09:47,875 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 22:09:47,876 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 22:09:47,876 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:09:47" (3/4) ... [2024-11-08 22:09:47,879 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-08 22:09:47,880 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 22:09:47,881 INFO L158 Benchmark]: Toolchain (without parser) took 1107.64ms. Allocated memory is still 148.9MB. Free memory was 110.9MB in the beginning and 69.0MB in the end (delta: 41.9MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. [2024-11-08 22:09:47,882 INFO L158 Benchmark]: CDTParser took 0.38ms. Allocated memory is still 148.9MB. Free memory is still 117.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:09:47,882 INFO L158 Benchmark]: CACSL2BoogieTranslator took 265.80ms. Allocated memory is still 148.9MB. Free memory was 110.4MB in the beginning and 97.8MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-11-08 22:09:47,883 INFO L158 Benchmark]: Boogie Procedure Inliner took 33.89ms. Allocated memory is still 148.9MB. Free memory was 97.8MB in the beginning and 96.2MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 22:09:47,883 INFO L158 Benchmark]: Boogie Preprocessor took 29.93ms. Allocated memory is still 148.9MB. Free memory was 96.2MB in the beginning and 95.3MB in the end (delta: 951.1kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:09:47,884 INFO L158 Benchmark]: RCFGBuilder took 384.69ms. Allocated memory is still 148.9MB. Free memory was 95.3MB in the beginning and 83.6MB in the end (delta: 11.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-11-08 22:09:47,885 INFO L158 Benchmark]: CodeCheck took 382.88ms. Allocated memory is still 148.9MB. Free memory was 83.6MB in the beginning and 69.5MB in the end (delta: 14.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-11-08 22:09:47,885 INFO L158 Benchmark]: Witness Printer took 5.05ms. Allocated memory is still 148.9MB. Free memory was 69.4MB in the beginning and 69.0MB in the end (delta: 460.7kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 22:09:47,889 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 2 procedures, 16 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.3s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 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, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 16 NumberOfCodeBlocks, 16 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 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: 17]: 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 someBinaryDOUBLEComparisonOperation at line 44, overapproximation of to_real at line 30, overapproximation of someBinaryArithmeticDOUBLEoperation at line 42. Possible FailurePath: [L22] double E, E0, E1, S0, S1, S; [L23] int i; [L25] E = __VERIFIER_nondet_double() [L26] E0 = __VERIFIER_nondet_double() [L27] CALL assume_abort_if_not(E >= 0. && E <= 1.) VAL [\old(cond)=1] [L15] COND FALSE !(!cond) [L27] RET assume_abort_if_not(E >= 0. && E <= 1.) [L28] CALL assume_abort_if_not(E0 >= 0. && E0 <= 1.) VAL [\old(cond)=1] [L15] COND FALSE !(!cond) [L28] RET assume_abort_if_not(E0 >= 0. && E0 <= 1.) [L30] S0 = 0 [L31] S = 0 [L33] i = 0 VAL [i=0] [L33] COND FALSE !(i <= 1000000) VAL [i=0] [L33] COND TRUE i <= 1000000 [L34] E1 = E0 [L35] E0 = E [L37] E = __VERIFIER_nondet_double() [L38] CALL assume_abort_if_not(E >= 0. && E <= 1.) VAL [\old(cond)=1] [L15] COND FALSE !(!cond) [L38] RET assume_abort_if_not(E >= 0. && E <= 1.) VAL [E0=3, i=0] [L40] S1 = S0 [L41] S0 = S [L42] S = 0.7*E - E0*1.3 + E1*1.1 + S0*1.4 - S1*0.7 [L44] CALL __VERIFIER_assert(S >= -4. && S <= 4.) [L17] COND TRUE !(cond) [L17] reach_error() * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38ms. Allocated memory is still 148.9MB. Free memory is still 117.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 265.80ms. Allocated memory is still 148.9MB. Free memory was 110.4MB in the beginning and 97.8MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 33.89ms. Allocated memory is still 148.9MB. Free memory was 97.8MB in the beginning and 96.2MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 29.93ms. Allocated memory is still 148.9MB. Free memory was 96.2MB in the beginning and 95.3MB in the end (delta: 951.1kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 384.69ms. Allocated memory is still 148.9MB. Free memory was 95.3MB in the beginning and 83.6MB in the end (delta: 11.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * CodeCheck took 382.88ms. Allocated memory is still 148.9MB. Free memory was 83.6MB in the beginning and 69.5MB in the end (delta: 14.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Witness Printer took 5.05ms. Allocated memory is still 148.9MB. Free memory was 69.4MB in the beginning and 69.0MB in the end (delta: 460.7kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-08 22:09:47,918 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6756ef72-1fe9-4390-a093-7690123e3f9f/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6756ef72-1fe9-4390-a093-7690123e3f9f/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6756ef72-1fe9-4390-a093-7690123e3f9f/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6756ef72-1fe9-4390-a093-7690123e3f9f/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6756ef72-1fe9-4390-a093-7690123e3f9f/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/float-benchs/filter2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6756ef72-1fe9-4390-a093-7690123e3f9f/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6756ef72-1fe9-4390-a093-7690123e3f9f/bin/ukojak-verify-ImItNfHLgk --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash e42e84729022b725ebcfce66d0ece68757a1a9b385230356b4d45a24fc6b4ef2 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 22:09:50,345 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 22:09:50,412 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6756ef72-1fe9-4390-a093-7690123e3f9f/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-08 22:09:50,452 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 22:09:50,453 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 22:09:50,454 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 22:09:50,454 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 22:09:50,455 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 22:09:50,455 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 22:09:50,456 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 22:09:50,456 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 22:09:50,457 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 22:09:50,457 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 22:09:50,457 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 22:09:50,458 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 22:09:50,458 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 22:09:50,459 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-08 22:09:50,459 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-08 22:09:50,459 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 22:09:50,460 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-08 22:09:50,460 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 22:09:50,463 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 22:09:50,463 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 22:09:50,464 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 22:09:50,464 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 22:09:50,464 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 22:09:50,465 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 22:09:50,465 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-08 22:09:50,466 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 22:09:50,466 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:09:50,466 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 22:09:50,470 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 22:09:50,470 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 22:09:50,471 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-08 22:09:50,471 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 22:09:50,471 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-08 22:09:50,472 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6756ef72-1fe9-4390-a093-7690123e3f9f/bin/ukojak-verify-ImItNfHLgk/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6756ef72-1fe9-4390-a093-7690123e3f9f/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e42e84729022b725ebcfce66d0ece68757a1a9b385230356b4d45a24fc6b4ef2 [2024-11-08 22:09:50,873 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 22:09:50,903 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 22:09:50,906 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 22:09:50,907 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 22:09:50,908 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 22:09:50,910 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6756ef72-1fe9-4390-a093-7690123e3f9f/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/float-benchs/filter2.c Unable to find full path for "g++" [2024-11-08 22:09:53,165 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 22:09:53,417 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 22:09:53,418 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6756ef72-1fe9-4390-a093-7690123e3f9f/sv-benchmarks/c/float-benchs/filter2.c [2024-11-08 22:09:53,438 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6756ef72-1fe9-4390-a093-7690123e3f9f/bin/ukojak-verify-ImItNfHLgk/data/bc3a4a962/223e530452e3499db68ef67db1c2bb8a/FLAG73279c9d5 [2024-11-08 22:09:53,755 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6756ef72-1fe9-4390-a093-7690123e3f9f/bin/ukojak-verify-ImItNfHLgk/data/bc3a4a962/223e530452e3499db68ef67db1c2bb8a [2024-11-08 22:09:53,757 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 22:09:53,758 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 22:09:53,760 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 22:09:53,760 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 22:09:53,767 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 22:09:53,768 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:09:53" (1/1) ... [2024-11-08 22:09:53,771 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@599dc6c6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:09:53, skipping insertion in model container [2024-11-08 22:09:53,771 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:09:53" (1/1) ... [2024-11-08 22:09:53,792 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 22:09:54,044 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_6756ef72-1fe9-4390-a093-7690123e3f9f/sv-benchmarks/c/float-benchs/filter2.c[652,665] [2024-11-08 22:09:54,076 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:09:54,096 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 22:09:54,114 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_6756ef72-1fe9-4390-a093-7690123e3f9f/sv-benchmarks/c/float-benchs/filter2.c[652,665] [2024-11-08 22:09:54,126 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:09:54,154 INFO L204 MainTranslator]: Completed translation [2024-11-08 22:09:54,155 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:09:54 WrapperNode [2024-11-08 22:09:54,155 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 22:09:54,157 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 22:09:54,157 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 22:09:54,157 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 22:09:54,167 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:09:54" (1/1) ... [2024-11-08 22:09:54,181 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:09:54" (1/1) ... [2024-11-08 22:09:54,207 INFO L138 Inliner]: procedures = 15, calls = 11, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 52 [2024-11-08 22:09:54,208 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 22:09:54,210 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 22:09:54,211 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 22:09:54,211 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 22:09:54,221 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:09:54" (1/1) ... [2024-11-08 22:09:54,222 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:09:54" (1/1) ... [2024-11-08 22:09:54,226 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:09:54" (1/1) ... [2024-11-08 22:09:54,227 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:09:54" (1/1) ... [2024-11-08 22:09:54,240 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:09:54" (1/1) ... [2024-11-08 22:09:54,246 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:09:54" (1/1) ... [2024-11-08 22:09:54,248 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:09:54" (1/1) ... [2024-11-08 22:09:54,254 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:09:54" (1/1) ... [2024-11-08 22:09:54,257 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 22:09:54,261 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 22:09:54,262 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 22:09:54,262 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 22:09:54,263 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:09:54" (1/1) ... [2024-11-08 22:09:54,269 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:09:54,284 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6756ef72-1fe9-4390-a093-7690123e3f9f/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 22:09:54,301 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6756ef72-1fe9-4390-a093-7690123e3f9f/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 22:09:54,306 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6756ef72-1fe9-4390-a093-7690123e3f9f/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 22:09:54,341 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 22:09:54,343 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-08 22:09:54,344 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-08 22:09:54,345 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-08 22:09:54,345 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 22:09:54,346 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 22:09:54,448 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 22:09:54,450 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 22:10:04,849 INFO L? ?]: Removed 10 outVars from TransFormulas that were not future-live. [2024-11-08 22:10:04,852 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 22:10:04,900 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 22:10:04,900 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 22:10:04,900 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:10:04 BoogieIcfgContainer [2024-11-08 22:10:04,901 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 22:10:04,902 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 22:10:04,902 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 22:10:04,913 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 22:10:04,915 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:10:04" (1/1) ... [2024-11-08 22:10:04,926 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 22:10:04,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:10:04,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 16 states and 20 transitions. [2024-11-08 22:10:04,995 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 20 transitions. [2024-11-08 22:10:05,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-08 22:10:05,003 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:10:05,003 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:10:05,004 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6756ef72-1fe9-4390-a093-7690123e3f9f/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:10:05,007 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6756ef72-1fe9-4390-a093-7690123e3f9f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:10:05,012 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6756ef72-1fe9-4390-a093-7690123e3f9f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-08 22:10:09,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:10:09,259 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 22:10:19,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 22:10:19,895 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6756ef72-1fe9-4390-a093-7690123e3f9f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-08 22:10:19,896 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:485) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-08 22:10:19,901 INFO L158 Benchmark]: Toolchain (without parser) took 26141.27ms. Allocated memory is still 79.7MB. Free memory was 58.2MB in the beginning and 39.9MB in the end (delta: 18.3MB). Peak memory consumption was 18.0MB. Max. memory is 16.1GB. [2024-11-08 22:10:19,901 INFO L158 Benchmark]: CDTParser took 0.52ms. Allocated memory is still 58.7MB. Free memory was 34.5MB in the beginning and 34.5MB in the end (delta: 64.8kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 22:10:19,902 INFO L158 Benchmark]: CACSL2BoogieTranslator took 396.08ms. Allocated memory is still 79.7MB. Free memory was 58.0MB in the beginning and 44.9MB in the end (delta: 13.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2024-11-08 22:10:19,902 INFO L158 Benchmark]: Boogie Procedure Inliner took 52.03ms. Allocated memory is still 79.7MB. Free memory was 44.9MB in the beginning and 43.3MB in the end (delta: 1.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-08 22:10:19,903 INFO L158 Benchmark]: Boogie Preprocessor took 50.53ms. Allocated memory is still 79.7MB. Free memory was 43.3MB in the beginning and 41.8MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 22:10:19,904 INFO L158 Benchmark]: RCFGBuilder took 10639.63ms. Allocated memory is still 79.7MB. Free memory was 41.8MB in the beginning and 49.2MB in the end (delta: -7.5MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2024-11-08 22:10:19,904 INFO L158 Benchmark]: CodeCheck took 14997.44ms. Allocated memory is still 79.7MB. Free memory was 49.2MB in the beginning and 39.9MB in the end (delta: 9.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-08 22:10:19,908 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 0.52ms. Allocated memory is still 58.7MB. Free memory was 34.5MB in the beginning and 34.5MB in the end (delta: 64.8kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 396.08ms. Allocated memory is still 79.7MB. Free memory was 58.0MB in the beginning and 44.9MB in the end (delta: 13.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 52.03ms. Allocated memory is still 79.7MB. Free memory was 44.9MB in the beginning and 43.3MB in the end (delta: 1.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 50.53ms. Allocated memory is still 79.7MB. Free memory was 43.3MB in the beginning and 41.8MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 10639.63ms. Allocated memory is still 79.7MB. Free memory was 41.8MB in the beginning and 49.2MB in the end (delta: -7.5MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * CodeCheck took 14997.44ms. Allocated memory is still 79.7MB. Free memory was 49.2MB in the beginning and 39.9MB in the end (delta: 9.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-08 22:10:20,022 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6756ef72-1fe9-4390-a093-7690123e3f9f/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown