./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-3.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff 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_e1f16680-ca56-4882-bf19-43065a699717/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1f16680-ca56-4882-bf19-43065a699717/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1f16680-ca56-4882-bf19-43065a699717/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1f16680-ca56-4882-bf19-43065a699717/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-3.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1f16680-ca56-4882-bf19-43065a699717/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1f16680-ca56-4882-bf19-43065a699717/bin/ukojak-verify-G8NBE6pJGL --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 4174816ef344926bad8876b5a23c69137012cf10d2912eee66c6eaf9797b3d25 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 02:57:23,471 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 02:57:23,548 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1f16680-ca56-4882-bf19-43065a699717/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-19 02:57:23,554 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 02:57:23,555 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 02:57:23,583 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 02:57:23,584 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 02:57:23,585 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 02:57:23,586 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 02:57:23,586 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 02:57:23,587 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 02:57:23,588 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 02:57:23,588 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 02:57:23,589 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 02:57:23,590 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 02:57:23,590 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 02:57:23,591 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 02:57:23,592 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 02:57:23,592 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 02:57:23,593 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 02:57:23,593 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 02:57:23,594 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 02:57:23,595 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 02:57:23,595 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 02:57:23,596 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 02:57:23,596 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 02:57:23,597 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:57:23,598 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 02:57:23,598 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 02:57:23,599 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 02:57:23,599 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 02:57:23,600 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 02:57:23,600 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 02:57:23,600 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_e1f16680-ca56-4882-bf19-43065a699717/bin/ukojak-verify-G8NBE6pJGL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1f16680-ca56-4882-bf19-43065a699717/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4174816ef344926bad8876b5a23c69137012cf10d2912eee66c6eaf9797b3d25 [2023-11-19 02:57:23,906 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 02:57:23,944 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 02:57:23,947 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 02:57:23,949 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 02:57:23,950 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 02:57:23,951 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1f16680-ca56-4882-bf19-43065a699717/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-3.i [2023-11-19 02:57:27,305 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 02:57:27,530 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 02:57:27,531 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1f16680-ca56-4882-bf19-43065a699717/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-3.i [2023-11-19 02:57:27,540 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1f16680-ca56-4882-bf19-43065a699717/bin/ukojak-verify-G8NBE6pJGL/data/ab752b647/46a09fc8469d42549529862e8199a046/FLAG61b200a4d [2023-11-19 02:57:27,554 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1f16680-ca56-4882-bf19-43065a699717/bin/ukojak-verify-G8NBE6pJGL/data/ab752b647/46a09fc8469d42549529862e8199a046 [2023-11-19 02:57:27,557 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 02:57:27,559 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 02:57:27,561 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 02:57:27,561 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 02:57:27,566 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 02:57:27,567 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:57:27" (1/1) ... [2023-11-19 02:57:27,568 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@104e64e5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:57:27, skipping insertion in model container [2023-11-19 02:57:27,568 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:57:27" (1/1) ... [2023-11-19 02:57:27,596 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 02:57:27,753 WARN L240 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_e1f16680-ca56-4882-bf19-43065a699717/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-3.i[914,927] [2023-11-19 02:57:27,795 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:57:27,808 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 02:57:27,822 WARN L240 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_e1f16680-ca56-4882-bf19-43065a699717/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-3.i[914,927] [2023-11-19 02:57:27,848 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:57:27,867 INFO L206 MainTranslator]: Completed translation [2023-11-19 02:57:27,867 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:57:27 WrapperNode [2023-11-19 02:57:27,868 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 02:57:27,869 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 02:57:27,869 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 02:57:27,870 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 02:57:27,877 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:57:27" (1/1) ... [2023-11-19 02:57:27,887 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:57:27" (1/1) ... [2023-11-19 02:57:27,919 INFO L138 Inliner]: procedures = 26, calls = 28, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 110 [2023-11-19 02:57:27,919 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 02:57:27,920 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 02:57:27,920 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 02:57:27,920 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 02:57:27,930 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:57:27" (1/1) ... [2023-11-19 02:57:27,931 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:57:27" (1/1) ... [2023-11-19 02:57:27,933 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:57:27" (1/1) ... [2023-11-19 02:57:27,934 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:57:27" (1/1) ... [2023-11-19 02:57:27,941 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:57:27" (1/1) ... [2023-11-19 02:57:27,945 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:57:27" (1/1) ... [2023-11-19 02:57:27,947 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:57:27" (1/1) ... [2023-11-19 02:57:27,949 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:57:27" (1/1) ... [2023-11-19 02:57:27,952 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 02:57:27,953 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 02:57:27,954 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 02:57:27,954 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 02:57:27,955 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:57:27" (1/1) ... [2023-11-19 02:57:27,961 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:57:27,978 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1f16680-ca56-4882-bf19-43065a699717/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 02:57:28,013 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1f16680-ca56-4882-bf19-43065a699717/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 02:57:28,042 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1f16680-ca56-4882-bf19-43065a699717/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 02:57:28,068 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 02:57:28,069 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 02:57:28,069 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 02:57:28,069 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 02:57:28,070 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 02:57:28,071 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 02:57:28,201 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 02:57:28,204 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 02:57:28,592 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 02:57:28,721 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 02:57:28,721 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 02:57:28,726 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:57:28 BoogieIcfgContainer [2023-11-19 02:57:28,726 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 02:57:28,727 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 02:57:28,727 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 02:57:28,738 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 02:57:28,738 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:57:28" (1/1) ... [2023-11-19 02:57:28,748 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 02:57:28,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:57:28,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 32 states and 47 transitions. [2023-11-19 02:57:28,812 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 47 transitions. [2023-11-19 02:57:28,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-19 02:57:28,821 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:57:28,822 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:57:29,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 02:57:29,131 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 02:57:29,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 02:57:29,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 02:57:29,476 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 02:57:29,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 02:57:29,553 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2023-11-19 02:57:29,639 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 19.11 02:57:29 ImpRootNode [2023-11-19 02:57:29,644 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-19 02:57:29,645 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-19 02:57:29,647 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-19 02:57:29,647 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-19 02:57:29,649 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:57:28" (3/4) ... [2023-11-19 02:57:29,651 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-19 02:57:29,652 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-19 02:57:29,655 INFO L158 Benchmark]: Toolchain (without parser) took 2094.75ms. Allocated memory was 148.9MB in the beginning and 203.4MB in the end (delta: 54.5MB). Free memory was 102.1MB in the beginning and 118.0MB in the end (delta: -15.9MB). Peak memory consumption was 40.9MB. Max. memory is 16.1GB. [2023-11-19 02:57:29,656 INFO L158 Benchmark]: CDTParser took 0.38ms. Allocated memory is still 148.9MB. Free memory is still 91.2MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 02:57:29,658 INFO L158 Benchmark]: CACSL2BoogieTranslator took 307.66ms. Allocated memory is still 148.9MB. Free memory was 101.8MB in the beginning and 89.8MB in the end (delta: 12.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-19 02:57:29,660 INFO L158 Benchmark]: Boogie Procedure Inliner took 50.34ms. Allocated memory is still 148.9MB. Free memory was 89.8MB in the beginning and 87.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 02:57:29,660 INFO L158 Benchmark]: Boogie Preprocessor took 32.44ms. Allocated memory is still 148.9MB. Free memory was 87.7MB in the beginning and 86.1MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 02:57:29,662 INFO L158 Benchmark]: RCFGBuilder took 772.88ms. Allocated memory was 148.9MB in the beginning and 203.4MB in the end (delta: 54.5MB). Free memory was 86.1MB in the beginning and 158.6MB in the end (delta: -72.5MB). Peak memory consumption was 20.0MB. Max. memory is 16.1GB. [2023-11-19 02:57:29,664 INFO L158 Benchmark]: CodeCheck took 916.93ms. Allocated memory is still 203.4MB. Free memory was 158.6MB in the beginning and 118.0MB in the end (delta: 40.7MB). Peak memory consumption was 39.8MB. Max. memory is 16.1GB. [2023-11-19 02:57:29,664 INFO L158 Benchmark]: Witness Printer took 8.38ms. Allocated memory is still 203.4MB. Free memory is still 118.0MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 02:57:29,672 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, 32 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.8s, 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, 0.1s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 57 NumberOfCodeBlocks, 57 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: 19]: 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 89. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned char var_1_1 = 0; [L23] unsigned char var_1_4 = 0; [L24] unsigned char var_1_5 = 0; [L25] signed long int var_1_6 = -64; [L26] signed long int var_1_7 = -5; [L27] signed long int var_1_8 = 500; [L28] signed long int var_1_9 = -5; [L29] signed long int var_1_10 = -100; [L30] unsigned char var_1_11 = 1; [L31] double var_1_12 = 127.5; [L32] double var_1_13 = 7.25; [L33] unsigned char var_1_14 = 1; [L34] unsigned char var_1_15 = 0; [L93] isInitial = 1 [L94] FCALL initially() [L95] int k_loop; [L96] k_loop = 0 VAL [isInitial=1, k_loop=0, var_1_10=-100, var_1_11=1, var_1_12=255/2, var_1_13=29/4, var_1_14=1, var_1_15=0, var_1_1=0, var_1_4=0, var_1_5=0, var_1_6=-64, var_1_7=-5, var_1_8=500, var_1_9=-5] [L96] COND TRUE k_loop < 1 [L97] FCALL updateLastVariables() [L98] CALL updateVariables() [L62] var_1_4 = __VERIFIER_nondet_uchar() [L63] CALL assume_abort_if_not(var_1_4 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=-100, var_1_11=1, var_1_12=255/2, var_1_13=29/4, var_1_14=1, var_1_15=0, var_1_1=0, var_1_5=0, var_1_6=-64, var_1_7=-5, var_1_8=500, var_1_9=-5] [L20] COND FALSE !(!cond) [L63] RET assume_abort_if_not(var_1_4 >= 0) VAL [isInitial=1, var_1_10=-100, var_1_11=1, var_1_12=255/2, var_1_13=29/4, var_1_14=1, var_1_15=0, var_1_1=0, var_1_5=0, var_1_6=-64, var_1_7=-5, var_1_8=500, var_1_9=-5] [L64] CALL assume_abort_if_not(var_1_4 <= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=-100, var_1_11=1, var_1_12=255/2, var_1_13=29/4, var_1_14=1, var_1_15=0, var_1_1=0, var_1_4=0, var_1_5=0, var_1_6=-64, var_1_7=-5, var_1_8=500, var_1_9=-5] [L20] COND FALSE !(!cond) [L64] RET assume_abort_if_not(var_1_4 <= 0) VAL [isInitial=1, var_1_10=-100, var_1_11=1, var_1_12=255/2, var_1_13=29/4, var_1_14=1, var_1_15=0, var_1_1=0, var_1_4=0, var_1_5=0, var_1_6=-64, var_1_7=-5, var_1_8=500, var_1_9=-5] [L65] var_1_5 = __VERIFIER_nondet_uchar() [L66] CALL assume_abort_if_not(var_1_5 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=-100, var_1_11=1, var_1_12=255/2, var_1_13=29/4, var_1_14=1, var_1_15=0, var_1_1=0, var_1_4=0, var_1_5=0, var_1_6=-64, var_1_7=-5, var_1_8=500, var_1_9=-5] [L20] COND FALSE !(!cond) [L66] RET assume_abort_if_not(var_1_5 >= 0) VAL [isInitial=1, var_1_10=-100, var_1_11=1, var_1_12=255/2, var_1_13=29/4, var_1_14=1, var_1_15=0, var_1_1=0, var_1_4=0, var_1_5=0, var_1_6=-64, var_1_7=-5, var_1_8=500, var_1_9=-5] [L67] CALL assume_abort_if_not(var_1_5 <= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=-100, var_1_11=1, var_1_12=255/2, var_1_13=29/4, var_1_14=1, var_1_15=0, var_1_1=0, var_1_4=0, var_1_5=0, var_1_6=-64, var_1_7=-5, var_1_8=500, var_1_9=-5] [L20] COND FALSE !(!cond) [L67] RET assume_abort_if_not(var_1_5 <= 0) VAL [isInitial=1, var_1_10=-100, var_1_11=1, var_1_12=255/2, var_1_13=29/4, var_1_14=1, var_1_15=0, var_1_1=0, var_1_4=0, var_1_5=0, var_1_6=-64, var_1_7=-5, var_1_8=500, var_1_9=-5] [L68] var_1_7 = __VERIFIER_nondet_long() [L69] CALL assume_abort_if_not(var_1_7 >= -1073741823) VAL [\old(cond)=1, isInitial=1, var_1_10=-100, var_1_11=1, var_1_12=255/2, var_1_13=29/4, var_1_14=1, var_1_15=0, var_1_1=0, var_1_4=0, var_1_5=0, var_1_6=-64, var_1_7=0, var_1_8=500, var_1_9=-5] [L20] COND FALSE !(!cond) [L69] RET assume_abort_if_not(var_1_7 >= -1073741823) VAL [isInitial=1, var_1_10=-100, var_1_11=1, var_1_12=255/2, var_1_13=29/4, var_1_14=1, var_1_15=0, var_1_1=0, var_1_4=0, var_1_5=0, var_1_6=-64, var_1_7=0, var_1_8=500, var_1_9=-5] [L70] CALL assume_abort_if_not(var_1_7 <= 1073741823) VAL [\old(cond)=1, isInitial=1, var_1_10=-100, var_1_11=1, var_1_12=255/2, var_1_13=29/4, var_1_14=1, var_1_15=0, var_1_1=0, var_1_4=0, var_1_5=0, var_1_6=-64, var_1_7=0, var_1_8=500, var_1_9=-5] [L20] COND FALSE !(!cond) [L70] RET assume_abort_if_not(var_1_7 <= 1073741823) VAL [isInitial=1, var_1_10=-100, var_1_11=1, var_1_12=255/2, var_1_13=29/4, var_1_14=1, var_1_15=0, var_1_1=0, var_1_4=0, var_1_5=0, var_1_6=-64, var_1_7=0, var_1_8=500, var_1_9=-5] [L71] var_1_8 = __VERIFIER_nondet_long() [L72] CALL assume_abort_if_not(var_1_8 >= -1073741823) VAL [\old(cond)=1, isInitial=1, var_1_10=-100, var_1_11=1, var_1_12=255/2, var_1_13=29/4, var_1_14=1, var_1_15=0, var_1_1=0, var_1_4=0, var_1_5=0, var_1_6=-64, var_1_7=0, var_1_8=1, var_1_9=-5] [L20] COND FALSE !(!cond) [L72] RET assume_abort_if_not(var_1_8 >= -1073741823) VAL [isInitial=1, var_1_10=-100, var_1_11=1, var_1_12=255/2, var_1_13=29/4, var_1_14=1, var_1_15=0, var_1_1=0, var_1_4=0, var_1_5=0, var_1_6=-64, var_1_7=0, var_1_8=1, var_1_9=-5] [L73] CALL assume_abort_if_not(var_1_8 <= 1073741823) VAL [\old(cond)=1, isInitial=1, var_1_10=-100, var_1_11=1, var_1_12=255/2, var_1_13=29/4, var_1_14=1, var_1_15=0, var_1_1=0, var_1_4=0, var_1_5=0, var_1_6=-64, var_1_7=0, var_1_8=1, var_1_9=-5] [L20] COND FALSE !(!cond) [L73] RET assume_abort_if_not(var_1_8 <= 1073741823) VAL [isInitial=1, var_1_10=-100, var_1_11=1, var_1_12=255/2, var_1_13=29/4, var_1_14=1, var_1_15=0, var_1_1=0, var_1_4=0, var_1_5=0, var_1_6=-64, var_1_7=0, var_1_8=1, var_1_9=-5] [L74] var_1_9 = __VERIFIER_nondet_long() [L75] CALL assume_abort_if_not(var_1_9 >= -536870912) VAL [\old(cond)=1, isInitial=1, var_1_10=-100, var_1_11=1, var_1_12=255/2, var_1_13=29/4, var_1_14=1, var_1_15=0, var_1_1=0, var_1_4=0, var_1_5=0, var_1_6=-64, var_1_7=0, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) [L75] RET assume_abort_if_not(var_1_9 >= -536870912) VAL [isInitial=1, var_1_10=-100, var_1_11=1, var_1_12=255/2, var_1_13=29/4, var_1_14=1, var_1_15=0, var_1_1=0, var_1_4=0, var_1_5=0, var_1_6=-64, var_1_7=0, var_1_8=1, var_1_9=0] [L76] CALL assume_abort_if_not(var_1_9 <= 536870912) VAL [\old(cond)=1, isInitial=1, var_1_10=-100, var_1_11=1, var_1_12=255/2, var_1_13=29/4, var_1_14=1, var_1_15=0, var_1_1=0, var_1_4=0, var_1_5=0, var_1_6=-64, var_1_7=0, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) [L76] RET assume_abort_if_not(var_1_9 <= 536870912) VAL [isInitial=1, var_1_10=-100, var_1_11=1, var_1_12=255/2, var_1_13=29/4, var_1_14=1, var_1_15=0, var_1_1=0, var_1_4=0, var_1_5=0, var_1_6=-64, var_1_7=0, var_1_8=1, var_1_9=0] [L77] var_1_10 = __VERIFIER_nondet_long() [L78] CALL assume_abort_if_not(var_1_10 >= -536870911) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=1, var_1_12=255/2, var_1_13=29/4, var_1_14=1, var_1_15=0, var_1_1=0, var_1_4=0, var_1_5=0, var_1_6=-64, var_1_7=0, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) [L78] RET assume_abort_if_not(var_1_10 >= -536870911) VAL [isInitial=1, var_1_10=0, var_1_11=1, var_1_12=255/2, var_1_13=29/4, var_1_14=1, var_1_15=0, var_1_1=0, var_1_4=0, var_1_5=0, var_1_6=-64, var_1_7=0, var_1_8=1, var_1_9=0] [L79] CALL assume_abort_if_not(var_1_10 <= 536870911) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=1, var_1_12=255/2, var_1_13=29/4, var_1_14=1, var_1_15=0, var_1_1=0, var_1_4=0, var_1_5=0, var_1_6=-64, var_1_7=0, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) [L79] RET assume_abort_if_not(var_1_10 <= 536870911) VAL [isInitial=1, var_1_10=0, var_1_11=1, var_1_12=255/2, var_1_13=29/4, var_1_14=1, var_1_15=0, var_1_1=0, var_1_4=0, var_1_5=0, var_1_6=-64, var_1_7=0, var_1_8=1, var_1_9=0] [L80] var_1_13 = __VERIFIER_nondet_double() [L81] CALL assume_abort_if_not((var_1_13 >= -922337.2036854765600e+13F && var_1_13 <= -1.0e-20F) || (var_1_13 <= 9223372.036854765600e+12F && var_1_13 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=1, var_1_12=255/2, var_1_13=2, var_1_14=1, var_1_15=0, var_1_1=0, var_1_4=0, var_1_5=0, var_1_6=-64, var_1_7=0, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) [L81] RET assume_abort_if_not((var_1_13 >= -922337.2036854765600e+13F && var_1_13 <= -1.0e-20F) || (var_1_13 <= 9223372.036854765600e+12F && var_1_13 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=0, var_1_11=1, var_1_12=255/2, var_1_13=2, var_1_14=1, var_1_15=0, var_1_1=0, var_1_4=0, var_1_5=0, var_1_6=-64, var_1_7=0, var_1_8=1, var_1_9=0] [L82] var_1_15 = __VERIFIER_nondet_uchar() [L83] CALL assume_abort_if_not(var_1_15 >= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=1, var_1_12=255/2, var_1_13=2, var_1_14=1, var_1_15=1, var_1_1=0, var_1_4=0, var_1_5=0, var_1_6=-64, var_1_7=0, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) [L83] RET assume_abort_if_not(var_1_15 >= 1) VAL [isInitial=1, var_1_10=0, var_1_11=1, var_1_12=255/2, var_1_13=2, var_1_14=1, var_1_15=1, var_1_1=0, var_1_4=0, var_1_5=0, var_1_6=-64, var_1_7=0, var_1_8=1, var_1_9=0] [L84] CALL assume_abort_if_not(var_1_15 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=1, var_1_12=255/2, var_1_13=2, var_1_14=1, var_1_15=1, var_1_1=0, var_1_4=0, var_1_5=0, var_1_6=-64, var_1_7=0, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) [L84] RET assume_abort_if_not(var_1_15 <= 1) VAL [isInitial=1, var_1_10=0, var_1_11=1, var_1_12=255/2, var_1_13=2, var_1_14=1, var_1_15=1, var_1_1=0, var_1_4=0, var_1_5=0, var_1_6=-64, var_1_7=0, var_1_8=1, var_1_9=0] [L98] RET updateVariables() [L99] CALL step() [L38] var_1_12 = var_1_13 [L39] var_1_14 = var_1_15 [L40] COND FALSE !(! var_1_14) [L43] var_1_6 = ((((((var_1_9) < 0 ) ? -(var_1_9) : (var_1_9))) + var_1_10) + var_1_7) [L45] signed long int stepLocal_2 = var_1_7; [L46] signed long int stepLocal_1 = var_1_9; [L47] COND FALSE !(var_1_8 <= stepLocal_2) [L54] unsigned char stepLocal_0 = var_1_14; [L55] COND FALSE !(! var_1_11) [L99] RET step() [L100] CALL, EXPR property() [L89-L90] return (((((! var_1_11) ? ((var_1_11 && var_1_14) ? (var_1_1 == ((unsigned char) (var_1_4 || var_1_5))) : 1) : 1) && ((! var_1_14) ? (var_1_6 == ((signed long int) (var_1_7 + var_1_8))) : (var_1_6 == ((signed long int) ((((((var_1_9) < 0 ) ? -(var_1_9) : (var_1_9))) + var_1_10) + var_1_7))))) && ((var_1_8 <= var_1_7) ? ((var_1_10 >= var_1_9) ? (var_1_11 == ((unsigned char) (! var_1_5))) : (var_1_11 == ((unsigned char) (var_1_14 || (! var_1_5))))) : 1)) && (var_1_12 == ((double) var_1_13))) && (var_1_14 == ((unsigned char) var_1_15)) ; [L100] RET, EXPR property() [L100] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, var_1_10=0, var_1_11=1, var_1_12=2, var_1_13=2, var_1_14=1, var_1_15=1, var_1_1=0, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=1, var_1_9=0] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, var_1_10=0, var_1_11=1, var_1_12=2, var_1_13=2, var_1_14=1, var_1_15=1, var_1_1=0, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=1, var_1_9=0] * 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 91.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 307.66ms. Allocated memory is still 148.9MB. Free memory was 101.8MB in the beginning and 89.8MB in the end (delta: 12.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 50.34ms. Allocated memory is still 148.9MB. Free memory was 89.8MB in the beginning and 87.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 32.44ms. Allocated memory is still 148.9MB. Free memory was 87.7MB in the beginning and 86.1MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 772.88ms. Allocated memory was 148.9MB in the beginning and 203.4MB in the end (delta: 54.5MB). Free memory was 86.1MB in the beginning and 158.6MB in the end (delta: -72.5MB). Peak memory consumption was 20.0MB. Max. memory is 16.1GB. * CodeCheck took 916.93ms. Allocated memory is still 203.4MB. Free memory was 158.6MB in the beginning and 118.0MB in the end (delta: 40.7MB). Peak memory consumption was 39.8MB. Max. memory is 16.1GB. * Witness Printer took 8.38ms. Allocated memory is still 203.4MB. Free memory is still 118.0MB. There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-19 02:57:29,705 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1f16680-ca56-4882-bf19-43065a699717/bin/ukojak-verify-G8NBE6pJGL/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_e1f16680-ca56-4882-bf19-43065a699717/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1f16680-ca56-4882-bf19-43065a699717/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1f16680-ca56-4882-bf19-43065a699717/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1f16680-ca56-4882-bf19-43065a699717/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-3.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1f16680-ca56-4882-bf19-43065a699717/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1f16680-ca56-4882-bf19-43065a699717/bin/ukojak-verify-G8NBE6pJGL --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 4174816ef344926bad8876b5a23c69137012cf10d2912eee66c6eaf9797b3d25 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 02:57:32,347 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 02:57:32,466 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1f16680-ca56-4882-bf19-43065a699717/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2023-11-19 02:57:32,519 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 02:57:32,520 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 02:57:32,521 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 02:57:32,522 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 02:57:32,523 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 02:57:32,524 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 02:57:32,530 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 02:57:32,530 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 02:57:32,531 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 02:57:32,531 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 02:57:32,533 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 02:57:32,533 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 02:57:32,534 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 02:57:32,534 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 02:57:32,535 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 02:57:32,535 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 02:57:32,536 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 02:57:32,537 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 02:57:32,537 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 02:57:32,538 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 02:57:32,538 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 02:57:32,539 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 02:57:32,539 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 02:57:32,539 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-19 02:57:32,540 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 02:57:32,540 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:57:32,541 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 02:57:32,542 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 02:57:32,543 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 02:57:32,543 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 02:57:32,543 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 02:57:32,544 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 02:57:32,544 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-19 02:57:32,544 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 02:57:32,544 INFO L153 SettingsManager]: * Logic for external solver=AUFBV 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_e1f16680-ca56-4882-bf19-43065a699717/bin/ukojak-verify-G8NBE6pJGL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1f16680-ca56-4882-bf19-43065a699717/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4174816ef344926bad8876b5a23c69137012cf10d2912eee66c6eaf9797b3d25 [2023-11-19 02:57:33,050 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 02:57:33,081 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 02:57:33,084 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 02:57:33,086 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 02:57:33,086 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 02:57:33,088 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1f16680-ca56-4882-bf19-43065a699717/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-3.i [2023-11-19 02:57:36,263 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 02:57:36,586 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 02:57:36,586 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1f16680-ca56-4882-bf19-43065a699717/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-3.i [2023-11-19 02:57:36,596 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1f16680-ca56-4882-bf19-43065a699717/bin/ukojak-verify-G8NBE6pJGL/data/bfcdf78f4/7f94070b80ea467fa0710a4f312fd7f8/FLAG17e550281 [2023-11-19 02:57:36,611 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1f16680-ca56-4882-bf19-43065a699717/bin/ukojak-verify-G8NBE6pJGL/data/bfcdf78f4/7f94070b80ea467fa0710a4f312fd7f8 [2023-11-19 02:57:36,614 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 02:57:36,616 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 02:57:36,618 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 02:57:36,618 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 02:57:36,623 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 02:57:36,623 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:57:36" (1/1) ... [2023-11-19 02:57:36,625 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@130dd56b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:57:36, skipping insertion in model container [2023-11-19 02:57:36,625 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:57:36" (1/1) ... [2023-11-19 02:57:36,666 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 02:57:36,877 WARN L240 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_e1f16680-ca56-4882-bf19-43065a699717/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-3.i[914,927] [2023-11-19 02:57:36,950 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:57:36,978 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 02:57:36,997 WARN L240 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_e1f16680-ca56-4882-bf19-43065a699717/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-3.i[914,927] [2023-11-19 02:57:37,031 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:57:37,056 INFO L206 MainTranslator]: Completed translation [2023-11-19 02:57:37,056 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:57:37 WrapperNode [2023-11-19 02:57:37,057 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 02:57:37,059 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 02:57:37,059 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 02:57:37,059 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 02:57:37,068 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:57:37" (1/1) ... [2023-11-19 02:57:37,096 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:57:37" (1/1) ... [2023-11-19 02:57:37,138 INFO L138 Inliner]: procedures = 27, calls = 28, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 106 [2023-11-19 02:57:37,139 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 02:57:37,139 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 02:57:37,140 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 02:57:37,140 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 02:57:37,150 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:57:37" (1/1) ... [2023-11-19 02:57:37,151 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:57:37" (1/1) ... [2023-11-19 02:57:37,163 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:57:37" (1/1) ... [2023-11-19 02:57:37,163 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:57:37" (1/1) ... [2023-11-19 02:57:37,183 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:57:37" (1/1) ... [2023-11-19 02:57:37,194 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:57:37" (1/1) ... [2023-11-19 02:57:37,197 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:57:37" (1/1) ... [2023-11-19 02:57:37,198 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:57:37" (1/1) ... [2023-11-19 02:57:37,202 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 02:57:37,203 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 02:57:37,203 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 02:57:37,203 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 02:57:37,204 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:57:37" (1/1) ... [2023-11-19 02:57:37,210 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:57:37,222 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1f16680-ca56-4882-bf19-43065a699717/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 02:57:37,235 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1f16680-ca56-4882-bf19-43065a699717/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 02:57:37,251 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1f16680-ca56-4882-bf19-43065a699717/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 02:57:37,282 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 02:57:37,283 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 02:57:37,283 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 02:57:37,283 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 02:57:37,283 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 02:57:37,284 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 02:57:37,416 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 02:57:37,419 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 02:57:37,670 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 02:57:37,849 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 02:57:37,849 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 02:57:37,854 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:57:37 BoogieIcfgContainer [2023-11-19 02:57:37,855 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 02:57:37,856 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 02:57:37,856 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 02:57:37,867 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 02:57:37,867 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:57:37" (1/1) ... [2023-11-19 02:57:37,877 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 02:57:37,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:57:37,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 32 states and 47 transitions. [2023-11-19 02:57:37,936 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 47 transitions. [2023-11-19 02:57:37,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-19 02:57:37,943 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:57:37,943 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-19 02:57:37,943 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1f16680-ca56-4882-bf19-43065a699717/bin/ukojak-verify-G8NBE6pJGL/cvc4 [2023-11-19 02:57:37,947 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1f16680-ca56-4882-bf19-43065a699717/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-19 02:57:37,983 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1f16680-ca56-4882-bf19-43065a699717/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-11-19 02:57:38,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:57:38,443 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-19 02:57:38,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:57:38,541 INFO L262 TraceCheckSpWp]: Trace formula consists of 137 conjuncts, 15 conjunts are in the unsatisfiable core [2023-11-19 02:57:38,552 INFO L285 TraceCheckSpWp]: Computing forward predicates...