./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_no-floats_file-19.i --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_4d65b3a7-bf53-40b2-b5c8-99241f5d799e/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d65b3a7-bf53-40b2-b5c8-99241f5d799e/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_4d65b3a7-bf53-40b2-b5c8-99241f5d799e/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d65b3a7-bf53-40b2-b5c8-99241f5d799e/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_no-floats_file-19.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d65b3a7-bf53-40b2-b5c8-99241f5d799e/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_4d65b3a7-bf53-40b2-b5c8-99241f5d799e/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 e81c8231699196cf5437f91b3d447060153ebb8bb2b5194ad29fc4cc75d32629 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 22:35:10,737 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 22:35:10,829 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d65b3a7-bf53-40b2-b5c8-99241f5d799e/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-08 22:35:10,836 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 22:35:10,837 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 22:35:10,867 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 22:35:10,868 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 22:35:10,869 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 22:35:10,870 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 22:35:10,870 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 22:35:10,871 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 22:35:10,871 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 22:35:10,872 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 22:35:10,872 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 22:35:10,873 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 22:35:10,873 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 22:35:10,873 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 22:35:10,874 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 22:35:10,874 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 22:35:10,875 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 22:35:10,875 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 22:35:10,876 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 22:35:10,877 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 22:35:10,877 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 22:35:10,878 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 22:35:10,878 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 22:35:10,879 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 22:35:10,879 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:35:10,880 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 22:35:10,880 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 22:35:10,880 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 22:35:10,881 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 22:35:10,881 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 22:35:10,882 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_4d65b3a7-bf53-40b2-b5c8-99241f5d799e/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d65b3a7-bf53-40b2-b5c8-99241f5d799e/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e81c8231699196cf5437f91b3d447060153ebb8bb2b5194ad29fc4cc75d32629 [2024-11-08 22:35:11,203 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 22:35:11,245 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 22:35:11,250 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 22:35:11,251 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 22:35:11,252 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 22:35:11,254 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d65b3a7-bf53-40b2-b5c8-99241f5d799e/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_no-floats_file-19.i Unable to find full path for "g++" [2024-11-08 22:35:13,761 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 22:35:14,019 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 22:35:14,019 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d65b3a7-bf53-40b2-b5c8-99241f5d799e/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_no-floats_file-19.i [2024-11-08 22:35:14,030 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d65b3a7-bf53-40b2-b5c8-99241f5d799e/bin/ukojak-verify-ImItNfHLgk/data/ae6a77702/34184587b9e7462c8e5e59c15215f4d6/FLAG4a4ab0e09 [2024-11-08 22:35:14,356 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d65b3a7-bf53-40b2-b5c8-99241f5d799e/bin/ukojak-verify-ImItNfHLgk/data/ae6a77702/34184587b9e7462c8e5e59c15215f4d6 [2024-11-08 22:35:14,360 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 22:35:14,362 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 22:35:14,364 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 22:35:14,364 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 22:35:14,371 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 22:35:14,372 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:35:14" (1/1) ... [2024-11-08 22:35:14,375 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@15f92365 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:35:14, skipping insertion in model container [2024-11-08 22:35:14,375 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:35:14" (1/1) ... [2024-11-08 22:35:14,416 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 22:35:14,662 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_4d65b3a7-bf53-40b2-b5c8-99241f5d799e/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_no-floats_file-19.i[916,929] [2024-11-08 22:35:14,722 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:35:14,738 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 22:35:14,755 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_4d65b3a7-bf53-40b2-b5c8-99241f5d799e/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_no-floats_file-19.i[916,929] [2024-11-08 22:35:14,789 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:35:14,814 INFO L204 MainTranslator]: Completed translation [2024-11-08 22:35:14,814 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:35:14 WrapperNode [2024-11-08 22:35:14,815 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 22:35:14,816 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 22:35:14,817 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 22:35:14,817 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 22:35:14,825 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:35:14" (1/1) ... [2024-11-08 22:35:14,834 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:35:14" (1/1) ... [2024-11-08 22:35:14,876 INFO L138 Inliner]: procedures = 26, calls = 30, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 121 [2024-11-08 22:35:14,877 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 22:35:14,878 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 22:35:14,878 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 22:35:14,878 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 22:35:14,891 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:35:14" (1/1) ... [2024-11-08 22:35:14,892 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:35:14" (1/1) ... [2024-11-08 22:35:14,895 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:35:14" (1/1) ... [2024-11-08 22:35:14,896 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:35:14" (1/1) ... [2024-11-08 22:35:14,906 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:35:14" (1/1) ... [2024-11-08 22:35:14,911 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:35:14" (1/1) ... [2024-11-08 22:35:14,914 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:35:14" (1/1) ... [2024-11-08 22:35:14,916 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:35:14" (1/1) ... [2024-11-08 22:35:14,920 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 22:35:14,921 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 22:35:14,922 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 22:35:14,922 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 22:35:14,923 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:35:14" (1/1) ... [2024-11-08 22:35:14,931 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:35:14,947 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d65b3a7-bf53-40b2-b5c8-99241f5d799e/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 22:35:14,968 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d65b3a7-bf53-40b2-b5c8-99241f5d799e/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 22:35:14,975 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d65b3a7-bf53-40b2-b5c8-99241f5d799e/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 22:35:15,015 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 22:35:15,015 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-08 22:35:15,015 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-08 22:35:15,016 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-08 22:35:15,016 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 22:35:15,016 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 22:35:15,132 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 22:35:15,136 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 22:35:15,556 INFO L? ?]: Removed 12 outVars from TransFormulas that were not future-live. [2024-11-08 22:35:15,557 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 22:35:15,811 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 22:35:15,811 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-08 22:35:15,811 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:35:15 BoogieIcfgContainer [2024-11-08 22:35:15,812 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 22:35:15,817 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 22:35:15,817 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 22:35:15,855 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 22:35:15,856 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:35:15" (1/1) ... [2024-11-08 22:35:15,868 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 22:35:15,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:35:15,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 34 states and 51 transitions. [2024-11-08 22:35:15,943 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 51 transitions. [2024-11-08 22:35:15,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2024-11-08 22:35:15,950 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:35:15,950 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:35:16,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 22:35:16,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:35:16,541 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 22:35:16,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:35:16,749 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-08 22:35:16,884 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 10:35:16 ImpRootNode [2024-11-08 22:35:16,884 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 22:35:16,885 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 22:35:16,885 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 22:35:16,885 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 22:35:16,888 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:35:15" (3/4) ... [2024-11-08 22:35:16,893 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-08 22:35:16,895 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 22:35:16,896 INFO L158 Benchmark]: Toolchain (without parser) took 2534.10ms. Allocated memory was 148.9MB in the beginning and 190.8MB in the end (delta: 41.9MB). Free memory was 103.9MB in the beginning and 126.3MB in the end (delta: -22.4MB). Peak memory consumption was 22.7MB. Max. memory is 16.1GB. [2024-11-08 22:35:16,897 INFO L158 Benchmark]: CDTParser took 0.38ms. Allocated memory is still 148.9MB. Free memory is still 120.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:35:16,899 INFO L158 Benchmark]: CACSL2BoogieTranslator took 451.66ms. Allocated memory is still 148.9MB. Free memory was 103.3MB in the beginning and 89.2MB in the end (delta: 14.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-11-08 22:35:16,900 INFO L158 Benchmark]: Boogie Procedure Inliner took 60.77ms. Allocated memory is still 148.9MB. Free memory was 89.2MB in the beginning and 86.5MB in the end (delta: 2.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-08 22:35:16,901 INFO L158 Benchmark]: Boogie Preprocessor took 42.63ms. Allocated memory is still 148.9MB. Free memory was 86.5MB in the beginning and 85.0MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:35:16,902 INFO L158 Benchmark]: RCFGBuilder took 890.49ms. Allocated memory is still 148.9MB. Free memory was 85.0MB in the beginning and 115.1MB in the end (delta: -30.1MB). Peak memory consumption was 39.7MB. Max. memory is 16.1GB. [2024-11-08 22:35:16,903 INFO L158 Benchmark]: CodeCheck took 1067.46ms. Allocated memory was 148.9MB in the beginning and 190.8MB in the end (delta: 41.9MB). Free memory was 115.0MB in the beginning and 127.4MB in the end (delta: -12.4MB). Peak memory consumption was 29.1MB. Max. memory is 16.1GB. [2024-11-08 22:35:16,904 INFO L158 Benchmark]: Witness Printer took 10.09ms. Allocated memory is still 190.8MB. Free memory was 127.4MB in the beginning and 126.3MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 22:35:16,910 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, 34 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.9s, 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, 63 NumberOfCodeBlocks, 63 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 shiftLeft at line 57. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed char var_1_1 = 8; [L23] unsigned char var_1_2 = 128; [L24] unsigned char var_1_3 = 64; [L25] unsigned long int var_1_4 = 1; [L26] unsigned long int var_1_5 = 5; [L27] signed char var_1_7 = 4; [L28] signed char var_1_8 = 100; [L29] unsigned char var_1_9 = 1; [L30] signed long int var_1_10 = -8; [L31] signed long int var_1_11 = 10; [L32] signed long int var_1_12 = -25; [L33] signed long int var_1_13 = -16; [L34] signed long int last_1_var_1_11 = 10; [L100] isInitial = 1 [L101] FCALL initially() [L102] COND TRUE 1 [L103] CALL updateLastVariables() [L93] last_1_var_1_11 = var_1_11 [L103] RET updateLastVariables() [L104] CALL updateVariables() [L66] var_1_2 = __VERIFIER_nondet_uchar() [L67] CALL assume_abort_if_not(var_1_2 >= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=10, var_1_10=-8, var_1_11=10, var_1_12=-25, var_1_13=-16, var_1_1=8, var_1_2=127, var_1_3=64, var_1_4=1, var_1_5=5, var_1_7=4, var_1_8=100, var_1_9=1] [L20] COND FALSE !(!cond) [L67] RET assume_abort_if_not(var_1_2 >= 127) VAL [isInitial=1, last_1_var_1_11=10, var_1_10=-8, var_1_11=10, var_1_12=-25, var_1_13=-16, var_1_1=8, var_1_2=127, var_1_3=64, var_1_4=1, var_1_5=5, var_1_7=4, var_1_8=100, var_1_9=1] [L68] CALL assume_abort_if_not(var_1_2 <= 255) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=10, var_1_10=-8, var_1_11=10, var_1_12=-25, var_1_13=-16, var_1_1=8, var_1_2=127, var_1_3=64, var_1_4=1, var_1_5=5, var_1_7=4, var_1_8=100, var_1_9=1] [L20] COND FALSE !(!cond) [L68] RET assume_abort_if_not(var_1_2 <= 255) VAL [isInitial=1, last_1_var_1_11=10, var_1_10=-8, var_1_11=10, var_1_12=-25, var_1_13=-16, var_1_1=8, var_1_2=127, var_1_3=64, var_1_4=1, var_1_5=5, var_1_7=4, var_1_8=100, var_1_9=1] [L69] var_1_3 = __VERIFIER_nondet_uchar() [L70] CALL assume_abort_if_not(var_1_3 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=10, var_1_10=-8, var_1_11=10, var_1_12=-25, var_1_13=-16, var_1_1=8, var_1_2=127, var_1_4=1, var_1_5=5, var_1_7=4, var_1_8=100, var_1_9=1] [L20] COND FALSE !(!cond) [L70] RET assume_abort_if_not(var_1_3 >= 0) VAL [isInitial=1, last_1_var_1_11=10, var_1_10=-8, var_1_11=10, var_1_12=-25, var_1_13=-16, var_1_1=8, var_1_2=127, var_1_4=1, var_1_5=5, var_1_7=4, var_1_8=100, var_1_9=1] [L71] CALL assume_abort_if_not(var_1_3 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=10, var_1_10=-8, var_1_11=10, var_1_12=-25, var_1_13=-16, var_1_1=8, var_1_2=127, var_1_3=126, var_1_4=1, var_1_5=5, var_1_7=4, var_1_8=100, var_1_9=1] [L20] COND FALSE !(!cond) [L71] RET assume_abort_if_not(var_1_3 <= 127) VAL [isInitial=1, last_1_var_1_11=10, var_1_10=-8, var_1_11=10, var_1_12=-25, var_1_13=-16, var_1_1=8, var_1_2=127, var_1_3=126, var_1_4=1, var_1_5=5, var_1_7=4, var_1_8=100, var_1_9=1] [L72] var_1_4 = __VERIFIER_nondet_ulong() [L73] CALL assume_abort_if_not(var_1_4 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=10, var_1_10=-8, var_1_11=10, var_1_12=-25, var_1_13=-16, var_1_1=8, var_1_2=127, var_1_3=126, var_1_5=5, var_1_7=4, var_1_8=100, var_1_9=1] [L20] COND FALSE !(!cond) [L73] RET assume_abort_if_not(var_1_4 >= 0) VAL [isInitial=1, last_1_var_1_11=10, var_1_10=-8, var_1_11=10, var_1_12=-25, var_1_13=-16, var_1_1=8, var_1_2=127, var_1_3=126, var_1_5=5, var_1_7=4, var_1_8=100, var_1_9=1] [L74] CALL assume_abort_if_not(var_1_4 <= 12) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=10, var_1_10=-8, var_1_11=10, var_1_12=-25, var_1_13=-16, var_1_1=8, var_1_2=127, var_1_3=126, var_1_4=-4294967295, var_1_5=5, var_1_7=4, var_1_8=100, var_1_9=1] [L20] COND FALSE !(!cond) [L74] RET assume_abort_if_not(var_1_4 <= 12) VAL [isInitial=1, last_1_var_1_11=10, var_1_10=-8, var_1_11=10, var_1_12=-25, var_1_13=-16, var_1_1=8, var_1_2=127, var_1_3=126, var_1_4=-4294967295, var_1_5=5, var_1_7=4, var_1_8=100, var_1_9=1] [L75] var_1_5 = __VERIFIER_nondet_ulong() [L76] CALL assume_abort_if_not(var_1_5 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=10, var_1_10=-8, var_1_11=10, var_1_12=-25, var_1_13=-16, var_1_1=8, var_1_2=127, var_1_3=126, var_1_4=-4294967295, var_1_7=4, var_1_8=100, var_1_9=1] [L20] COND FALSE !(!cond) [L76] RET assume_abort_if_not(var_1_5 >= 0) VAL [isInitial=1, last_1_var_1_11=10, var_1_10=-8, var_1_11=10, var_1_12=-25, var_1_13=-16, var_1_1=8, var_1_2=127, var_1_3=126, var_1_4=-4294967295, var_1_7=4, var_1_8=100, var_1_9=1] [L77] CALL assume_abort_if_not(var_1_5 <= 11) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=10, var_1_10=-8, var_1_11=10, var_1_12=-25, var_1_13=-16, var_1_1=8, var_1_2=127, var_1_3=126, var_1_4=-4294967295, var_1_5=4294967296, var_1_7=4, var_1_8=100, var_1_9=1] [L20] COND FALSE !(!cond) [L77] RET assume_abort_if_not(var_1_5 <= 11) VAL [isInitial=1, last_1_var_1_11=10, var_1_10=-8, var_1_11=10, var_1_12=-25, var_1_13=-16, var_1_1=8, var_1_2=127, var_1_3=126, var_1_4=-4294967295, var_1_5=4294967296, var_1_7=4, var_1_8=100, var_1_9=1] [L78] var_1_7 = __VERIFIER_nondet_char() [L79] CALL assume_abort_if_not(var_1_7 >= -63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=10, var_1_10=-8, var_1_11=10, var_1_12=-25, var_1_13=-16, var_1_1=8, var_1_2=127, var_1_3=126, var_1_4=-4294967295, var_1_5=4294967296, var_1_7=2, var_1_8=100, var_1_9=1] [L20] COND FALSE !(!cond) [L79] RET assume_abort_if_not(var_1_7 >= -63) VAL [isInitial=1, last_1_var_1_11=10, var_1_10=-8, var_1_11=10, var_1_12=-25, var_1_13=-16, var_1_1=8, var_1_2=127, var_1_3=126, var_1_4=-4294967295, var_1_5=4294967296, var_1_7=2, var_1_8=100, var_1_9=1] [L80] CALL assume_abort_if_not(var_1_7 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=10, var_1_10=-8, var_1_11=10, var_1_12=-25, var_1_13=-16, var_1_1=8, var_1_2=127, var_1_3=126, var_1_4=-4294967295, var_1_5=4294967296, var_1_7=2, var_1_8=100, var_1_9=1] [L20] COND FALSE !(!cond) [L80] RET assume_abort_if_not(var_1_7 <= 63) VAL [isInitial=1, last_1_var_1_11=10, var_1_10=-8, var_1_11=10, var_1_12=-25, var_1_13=-16, var_1_1=8, var_1_2=127, var_1_3=126, var_1_4=-4294967295, var_1_5=4294967296, var_1_7=2, var_1_8=100, var_1_9=1] [L81] var_1_8 = __VERIFIER_nondet_char() [L82] CALL assume_abort_if_not(var_1_8 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=10, var_1_10=-8, var_1_11=10, var_1_12=-25, var_1_13=-16, var_1_1=8, var_1_2=127, var_1_3=126, var_1_4=-4294967295, var_1_5=4294967296, var_1_7=2, var_1_8=63, var_1_9=1] [L20] COND FALSE !(!cond) [L82] RET assume_abort_if_not(var_1_8 >= 0) VAL [isInitial=1, last_1_var_1_11=10, var_1_10=-8, var_1_11=10, var_1_12=-25, var_1_13=-16, var_1_1=8, var_1_2=127, var_1_3=126, var_1_4=-4294967295, var_1_5=4294967296, var_1_7=2, var_1_8=63, var_1_9=1] [L83] CALL assume_abort_if_not(var_1_8 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=10, var_1_10=-8, var_1_11=10, var_1_12=-25, var_1_13=-16, var_1_1=8, var_1_2=127, var_1_3=126, var_1_4=-4294967295, var_1_5=4294967296, var_1_7=2, var_1_8=63, var_1_9=1] [L20] COND FALSE !(!cond) [L83] RET assume_abort_if_not(var_1_8 <= 126) VAL [isInitial=1, last_1_var_1_11=10, var_1_10=-8, var_1_11=10, var_1_12=-25, var_1_13=-16, var_1_1=8, var_1_2=127, var_1_3=126, var_1_4=-4294967295, var_1_5=4294967296, var_1_7=2, var_1_8=63, var_1_9=1] [L84] var_1_9 = __VERIFIER_nondet_uchar() [L85] CALL assume_abort_if_not(var_1_9 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=10, var_1_10=-8, var_1_11=10, var_1_12=-25, var_1_13=-16, var_1_1=8, var_1_2=127, var_1_3=126, var_1_4=-4294967295, var_1_5=4294967296, var_1_7=2, var_1_8=63] [L20] COND FALSE !(!cond) [L85] RET assume_abort_if_not(var_1_9 >= 0) VAL [isInitial=1, last_1_var_1_11=10, var_1_10=-8, var_1_11=10, var_1_12=-25, var_1_13=-16, var_1_1=8, var_1_2=127, var_1_3=126, var_1_4=-4294967295, var_1_5=4294967296, var_1_7=2, var_1_8=63] [L86] CALL assume_abort_if_not(var_1_9 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=10, var_1_10=-8, var_1_11=10, var_1_12=-25, var_1_13=-16, var_1_1=8, var_1_2=127, var_1_3=126, var_1_4=-4294967295, var_1_5=4294967296, var_1_7=2, var_1_8=63, var_1_9=1] [L20] COND FALSE !(!cond) [L86] RET assume_abort_if_not(var_1_9 <= 1) VAL [isInitial=1, last_1_var_1_11=10, var_1_10=-8, var_1_11=10, var_1_12=-25, var_1_13=-16, var_1_1=8, var_1_2=127, var_1_3=126, var_1_4=-4294967295, var_1_5=4294967296, var_1_7=2, var_1_8=63, var_1_9=1] [L87] var_1_12 = __VERIFIER_nondet_long() [L88] CALL assume_abort_if_not(var_1_12 >= -2147483648) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=10, var_1_10=-8, var_1_11=10, var_1_12=-129, var_1_13=-16, var_1_1=8, var_1_2=127, var_1_3=126, var_1_4=-4294967295, var_1_5=4294967296, var_1_7=2, var_1_8=63, var_1_9=1] [L20] COND FALSE !(!cond) [L88] RET assume_abort_if_not(var_1_12 >= -2147483648) VAL [isInitial=1, last_1_var_1_11=10, var_1_10=-8, var_1_11=10, var_1_12=-129, var_1_13=-16, var_1_1=8, var_1_2=127, var_1_3=126, var_1_4=-4294967295, var_1_5=4294967296, var_1_7=2, var_1_8=63, var_1_9=1] [L89] CALL assume_abort_if_not(var_1_12 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=10, var_1_10=-8, var_1_11=10, var_1_12=-129, var_1_13=-16, var_1_1=8, var_1_2=127, var_1_3=126, var_1_4=-4294967295, var_1_5=4294967296, var_1_7=2, var_1_8=63, var_1_9=1] [L20] COND FALSE !(!cond) [L89] RET assume_abort_if_not(var_1_12 <= 2147483647) VAL [isInitial=1, last_1_var_1_11=10, var_1_10=-8, var_1_11=10, var_1_12=-129, var_1_13=-16, var_1_1=8, var_1_2=127, var_1_3=126, var_1_4=-4294967295, var_1_5=4294967296, var_1_7=2, var_1_8=63, var_1_9=1] [L90] CALL assume_abort_if_not(var_1_12 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=10, var_1_10=-8, var_1_11=10, var_1_12=-129, var_1_13=-16, var_1_1=8, var_1_2=127, var_1_3=126, var_1_4=-4294967295, var_1_5=4294967296, var_1_7=2, var_1_8=63, var_1_9=1] [L20] COND FALSE !(!cond) [L90] RET assume_abort_if_not(var_1_12 != 0) VAL [isInitial=1, last_1_var_1_11=10, var_1_10=-8, var_1_11=10, var_1_12=-129, var_1_13=-16, var_1_1=8, var_1_2=127, var_1_3=126, var_1_4=-4294967295, var_1_5=4294967296, var_1_7=2, var_1_8=63, var_1_9=1] [L104] RET updateVariables() [L105] CALL step() [L38] COND TRUE var_1_7 < var_1_3 [L39] COND TRUE last_1_var_1_11 > var_1_7 [L40] var_1_10 = (var_1_3 - var_1_8) [L47] var_1_13 = var_1_7 [L48] signed long int stepLocal_1 = var_1_2 / var_1_12; [L49] COND TRUE ((var_1_10 * var_1_13) + var_1_8) > stepLocal_1 [L50] COND TRUE \read(var_1_9) [L51] var_1_11 = var_1_2 [L56] signed long int stepLocal_0 = var_1_11; [L57] EXPR (var_1_2 - var_1_3) << (var_1_4 + var_1_5) [L57] COND TRUE ((var_1_2 - var_1_3) << (var_1_4 + var_1_5)) <= stepLocal_0 [L58] var_1_1 = ((((var_1_4) > (((((var_1_8) < 0 ) ? -(var_1_8) : (var_1_8))))) ? (var_1_4) : (((((var_1_8) < 0 ) ? -(var_1_8) : (var_1_8)))))) [L105] RET step() [L106] CALL, EXPR property() [L96] EXPR (var_1_2 - var_1_3) << (var_1_4 + var_1_5) [L96-L97] return ((((((var_1_2 - var_1_3) << (var_1_4 + var_1_5)) <= var_1_11) ? (var_1_1 == ((signed char) ((((var_1_4) > (((((var_1_8) < 0 ) ? -(var_1_8) : (var_1_8))))) ? (var_1_4) : (((((var_1_8) < 0 ) ? -(var_1_8) : (var_1_8)))))))) : (var_1_9 ? (var_1_1 == ((signed char) var_1_5)) : 1)) && ((var_1_7 < var_1_3) ? ((last_1_var_1_11 > var_1_7) ? (var_1_10 == ((signed long int) (var_1_3 - var_1_8))) : 1) : (((var_1_8 + ((((var_1_2) < 0 ) ? -(var_1_2) : (var_1_2)))) > var_1_7) ? (var_1_10 == ((signed long int) var_1_8)) : 1))) && ((((var_1_10 * var_1_13) + var_1_8) > (var_1_2 / var_1_12)) ? (var_1_9 ? (var_1_11 == ((signed long int) var_1_2)) : 1) : (var_1_11 == ((signed long int) var_1_7)))) && (var_1_13 == ((signed long int) var_1_7)) ; [L106] RET, EXPR property() [L106] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, last_1_var_1_11=10, var_1_10=63, var_1_11=127, var_1_12=-129, var_1_13=2, var_1_1=63, var_1_2=127, var_1_3=126, var_1_4=-4294967295, var_1_5=4294967296, var_1_7=2, var_1_8=63, var_1_9=1] [L19] reach_error() VAL [isInitial=1, last_1_var_1_11=10, var_1_10=63, var_1_11=127, var_1_12=-129, var_1_13=2, var_1_1=63, var_1_2=127, var_1_3=126, var_1_4=-4294967295, var_1_5=4294967296, var_1_7=2, var_1_8=63, var_1_9=1] * 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 120.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 451.66ms. Allocated memory is still 148.9MB. Free memory was 103.3MB in the beginning and 89.2MB in the end (delta: 14.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 60.77ms. Allocated memory is still 148.9MB. Free memory was 89.2MB in the beginning and 86.5MB in the end (delta: 2.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 42.63ms. Allocated memory is still 148.9MB. Free memory was 86.5MB in the beginning and 85.0MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 890.49ms. Allocated memory is still 148.9MB. Free memory was 85.0MB in the beginning and 115.1MB in the end (delta: -30.1MB). Peak memory consumption was 39.7MB. Max. memory is 16.1GB. * CodeCheck took 1067.46ms. Allocated memory was 148.9MB in the beginning and 190.8MB in the end (delta: 41.9MB). Free memory was 115.0MB in the beginning and 127.4MB in the end (delta: -12.4MB). Peak memory consumption was 29.1MB. Max. memory is 16.1GB. * Witness Printer took 10.09ms. Allocated memory is still 190.8MB. Free memory was 127.4MB in the beginning and 126.3MB in the end (delta: 1.1MB). 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 22:35:16,970 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d65b3a7-bf53-40b2-b5c8-99241f5d799e/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_4d65b3a7-bf53-40b2-b5c8-99241f5d799e/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d65b3a7-bf53-40b2-b5c8-99241f5d799e/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_4d65b3a7-bf53-40b2-b5c8-99241f5d799e/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d65b3a7-bf53-40b2-b5c8-99241f5d799e/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_no-floats_file-19.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d65b3a7-bf53-40b2-b5c8-99241f5d799e/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_4d65b3a7-bf53-40b2-b5c8-99241f5d799e/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 e81c8231699196cf5437f91b3d447060153ebb8bb2b5194ad29fc4cc75d32629 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 22:35:19,680 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 22:35:19,771 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d65b3a7-bf53-40b2-b5c8-99241f5d799e/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-08 22:35:19,820 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 22:35:19,821 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 22:35:19,822 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 22:35:19,823 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 22:35:19,823 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 22:35:19,824 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 22:35:19,825 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 22:35:19,825 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 22:35:19,826 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 22:35:19,826 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 22:35:19,826 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 22:35:19,829 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 22:35:19,829 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 22:35:19,830 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-08 22:35:19,830 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-08 22:35:19,830 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 22:35:19,831 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-08 22:35:19,831 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 22:35:19,835 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 22:35:19,835 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 22:35:19,836 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 22:35:19,836 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 22:35:19,836 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 22:35:19,836 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 22:35:19,837 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-08 22:35:19,837 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 22:35:19,837 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:35:19,837 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 22:35:19,838 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 22:35:19,838 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 22:35:19,838 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-08 22:35:19,839 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 22:35:19,840 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-08 22:35:19,840 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_4d65b3a7-bf53-40b2-b5c8-99241f5d799e/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d65b3a7-bf53-40b2-b5c8-99241f5d799e/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e81c8231699196cf5437f91b3d447060153ebb8bb2b5194ad29fc4cc75d32629 [2024-11-08 22:35:20,321 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 22:35:20,354 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 22:35:20,357 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 22:35:20,358 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 22:35:20,359 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 22:35:20,361 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d65b3a7-bf53-40b2-b5c8-99241f5d799e/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_no-floats_file-19.i Unable to find full path for "g++" [2024-11-08 22:35:22,470 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 22:35:22,740 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 22:35:22,741 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d65b3a7-bf53-40b2-b5c8-99241f5d799e/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_no-floats_file-19.i [2024-11-08 22:35:22,758 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d65b3a7-bf53-40b2-b5c8-99241f5d799e/bin/ukojak-verify-ImItNfHLgk/data/5e078e162/6e652979efb846d2916187dbbfd3973c/FLAG4469f5c3a [2024-11-08 22:35:22,774 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d65b3a7-bf53-40b2-b5c8-99241f5d799e/bin/ukojak-verify-ImItNfHLgk/data/5e078e162/6e652979efb846d2916187dbbfd3973c [2024-11-08 22:35:22,778 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 22:35:22,781 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 22:35:22,783 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 22:35:22,783 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 22:35:22,792 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 22:35:22,793 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:35:22" (1/1) ... [2024-11-08 22:35:22,797 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@32d3df84 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:35:22, skipping insertion in model container [2024-11-08 22:35:22,797 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:35:22" (1/1) ... [2024-11-08 22:35:22,837 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 22:35:23,090 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_4d65b3a7-bf53-40b2-b5c8-99241f5d799e/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_no-floats_file-19.i[916,929] [2024-11-08 22:35:23,176 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:35:23,208 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 22:35:23,226 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_4d65b3a7-bf53-40b2-b5c8-99241f5d799e/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_no-floats_file-19.i[916,929] [2024-11-08 22:35:23,271 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:35:23,296 INFO L204 MainTranslator]: Completed translation [2024-11-08 22:35:23,296 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:35:23 WrapperNode [2024-11-08 22:35:23,297 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 22:35:23,298 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 22:35:23,299 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 22:35:23,300 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 22:35:23,309 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:35:23" (1/1) ... [2024-11-08 22:35:23,328 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:35:23" (1/1) ... [2024-11-08 22:35:23,381 INFO L138 Inliner]: procedures = 27, calls = 30, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 104 [2024-11-08 22:35:23,382 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 22:35:23,383 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 22:35:23,383 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 22:35:23,383 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 22:35:23,429 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:35:23" (1/1) ... [2024-11-08 22:35:23,430 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:35:23" (1/1) ... [2024-11-08 22:35:23,436 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:35:23" (1/1) ... [2024-11-08 22:35:23,437 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:35:23" (1/1) ... [2024-11-08 22:35:23,449 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:35:23" (1/1) ... [2024-11-08 22:35:23,457 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:35:23" (1/1) ... [2024-11-08 22:35:23,459 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:35:23" (1/1) ... [2024-11-08 22:35:23,461 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:35:23" (1/1) ... [2024-11-08 22:35:23,464 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 22:35:23,465 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 22:35:23,465 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 22:35:23,466 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 22:35:23,467 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:35:23" (1/1) ... [2024-11-08 22:35:23,473 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:35:23,488 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d65b3a7-bf53-40b2-b5c8-99241f5d799e/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 22:35:23,505 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d65b3a7-bf53-40b2-b5c8-99241f5d799e/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 22:35:23,509 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d65b3a7-bf53-40b2-b5c8-99241f5d799e/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 22:35:23,552 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 22:35:23,552 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-08 22:35:23,552 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-08 22:35:23,553 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-08 22:35:23,554 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 22:35:23,554 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 22:35:23,676 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 22:35:23,678 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 22:35:24,164 INFO L? ?]: Removed 12 outVars from TransFormulas that were not future-live. [2024-11-08 22:35:24,164 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 22:35:24,390 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 22:35:24,391 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-08 22:35:24,391 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:35:24 BoogieIcfgContainer [2024-11-08 22:35:24,392 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 22:35:24,393 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 22:35:24,393 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 22:35:24,407 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 22:35:24,410 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:35:24" (1/1) ... [2024-11-08 22:35:24,423 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 22:35:24,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:35:24,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 34 states and 51 transitions. [2024-11-08 22:35:24,512 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 51 transitions. [2024-11-08 22:35:24,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2024-11-08 22:35:24,522 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:35:24,523 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:35:24,523 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d65b3a7-bf53-40b2-b5c8-99241f5d799e/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:35:24,532 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d65b3a7-bf53-40b2-b5c8-99241f5d799e/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:35:24,535 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d65b3a7-bf53-40b2-b5c8-99241f5d799e/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-08 22:35:24,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:35:24,809 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 22:35:24,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:35:24,936 INFO L255 TraceCheckSpWp]: Trace formula consists of 127 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-08 22:35:24,950 INFO L278 TraceCheckSpWp]: Computing forward predicates...