./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_no-floats_file-83.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc 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_85a1e44f-6fd4-408c-ab56-c970f28f09d5/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85a1e44f-6fd4-408c-ab56-c970f28f09d5/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85a1e44f-6fd4-408c-ab56-c970f28f09d5/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85a1e44f-6fd4-408c-ab56-c970f28f09d5/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_no-floats_file-83.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85a1e44f-6fd4-408c-ab56-c970f28f09d5/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85a1e44f-6fd4-408c-ab56-c970f28f09d5/bin/ukojak-verify-Qdu7aM0XO9 --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 9f9164e1a34b1b6bc15e6d6c10636cd9af69b42bd441271521d7273f80c38ea6 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 03:47:13,400 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 03:47:13,469 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85a1e44f-6fd4-408c-ab56-c970f28f09d5/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-12-03 03:47:13,473 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-03 03:47:13,474 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-03 03:47:13,494 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 03:47:13,495 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 03:47:13,495 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 03:47:13,496 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 03:47:13,496 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 03:47:13,497 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 03:47:13,498 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 03:47:13,498 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 03:47:13,499 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-03 03:47:13,499 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 03:47:13,500 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 03:47:13,500 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 03:47:13,501 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 03:47:13,501 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 03:47:13,502 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 03:47:13,502 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 03:47:13,504 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 03:47:13,505 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 03:47:13,505 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 03:47:13,506 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 03:47:13,506 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 03:47:13,506 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 03:47:13,507 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 03:47:13,507 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 03:47:13,508 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 03:47:13,508 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-03 03:47:13,508 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-03 03:47:13,509 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 03:47:13,509 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_85a1e44f-6fd4-408c-ab56-c970f28f09d5/bin/ukojak-verify-Qdu7aM0XO9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85a1e44f-6fd4-408c-ab56-c970f28f09d5/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9f9164e1a34b1b6bc15e6d6c10636cd9af69b42bd441271521d7273f80c38ea6 [2023-12-03 03:47:13,725 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 03:47:13,744 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 03:47:13,747 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 03:47:13,748 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 03:47:13,748 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 03:47:13,749 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85a1e44f-6fd4-408c-ab56-c970f28f09d5/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_no-floats_file-83.i [2023-12-03 03:47:16,437 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 03:47:16,605 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 03:47:16,605 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85a1e44f-6fd4-408c-ab56-c970f28f09d5/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_no-floats_file-83.i [2023-12-03 03:47:16,613 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85a1e44f-6fd4-408c-ab56-c970f28f09d5/bin/ukojak-verify-Qdu7aM0XO9/data/95e0682a5/e6336ee548df4e72917706af9fcb7de9/FLAGa21d5f821 [2023-12-03 03:47:16,625 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85a1e44f-6fd4-408c-ab56-c970f28f09d5/bin/ukojak-verify-Qdu7aM0XO9/data/95e0682a5/e6336ee548df4e72917706af9fcb7de9 [2023-12-03 03:47:16,628 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 03:47:16,629 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 03:47:16,630 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 03:47:16,630 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 03:47:16,634 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 03:47:16,634 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 03:47:16" (1/1) ... [2023-12-03 03:47:16,635 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@40107f7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:47:16, skipping insertion in model container [2023-12-03 03:47:16,635 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 03:47:16" (1/1) ... [2023-12-03 03:47:16,661 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 03:47:16,794 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_85a1e44f-6fd4-408c-ab56-c970f28f09d5/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_no-floats_file-83.i[916,929] [2023-12-03 03:47:16,873 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 03:47:16,882 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 03:47:16,895 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_85a1e44f-6fd4-408c-ab56-c970f28f09d5/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_no-floats_file-83.i[916,929] [2023-12-03 03:47:16,913 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 03:47:16,926 INFO L206 MainTranslator]: Completed translation [2023-12-03 03:47:16,926 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:47:16 WrapperNode [2023-12-03 03:47:16,927 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 03:47:16,928 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 03:47:16,928 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 03:47:16,928 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 03:47:16,935 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:47:16" (1/1) ... [2023-12-03 03:47:16,944 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:47:16" (1/1) ... [2023-12-03 03:47:16,979 INFO L138 Inliner]: procedures = 26, calls = 26, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 136 [2023-12-03 03:47:16,979 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 03:47:16,980 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 03:47:16,980 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 03:47:16,980 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 03:47:16,989 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:47:16" (1/1) ... [2023-12-03 03:47:16,989 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:47:16" (1/1) ... [2023-12-03 03:47:16,992 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:47:16" (1/1) ... [2023-12-03 03:47:16,992 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:47:16" (1/1) ... [2023-12-03 03:47:16,999 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:47:16" (1/1) ... [2023-12-03 03:47:17,002 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:47:16" (1/1) ... [2023-12-03 03:47:17,005 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:47:16" (1/1) ... [2023-12-03 03:47:17,007 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:47:16" (1/1) ... [2023-12-03 03:47:17,011 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 03:47:17,012 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 03:47:17,012 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 03:47:17,012 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 03:47:17,013 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:47:16" (1/1) ... [2023-12-03 03:47:17,019 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 03:47:17,031 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85a1e44f-6fd4-408c-ab56-c970f28f09d5/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 03:47:17,050 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85a1e44f-6fd4-408c-ab56-c970f28f09d5/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 03:47:17,056 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85a1e44f-6fd4-408c-ab56-c970f28f09d5/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 03:47:17,086 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 03:47:17,086 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-03 03:47:17,086 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-03 03:47:17,087 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-03 03:47:17,087 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 03:47:17,087 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 03:47:17,152 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 03:47:17,154 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 03:47:17,404 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 03:47:17,571 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 03:47:17,571 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-03 03:47:17,573 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 03:47:17 BoogieIcfgContainer [2023-12-03 03:47:17,573 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 03:47:17,574 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 03:47:17,574 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 03:47:17,582 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 03:47:17,582 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 03:47:17" (1/1) ... [2023-12-03 03:47:17,589 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-03 03:47:17,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:47:17,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 28 states and 41 transitions. [2023-12-03 03:47:17,640 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 41 transitions. [2023-12-03 03:47:17,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-12-03 03:47:17,646 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:47:17,647 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:47:17,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 03:47:17,868 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-03 03:47:17,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 03:47:17,965 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2023-12-03 03:47:18,024 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 03.12 03:47:18 ImpRootNode [2023-12-03 03:47:18,038 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-12-03 03:47:18,038 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-12-03 03:47:18,040 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-12-03 03:47:18,040 INFO L274 PluginConnector]: Witness Printer initialized [2023-12-03 03:47:18,041 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 03:47:17" (3/4) ... [2023-12-03 03:47:18,043 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-12-03 03:47:18,044 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-12-03 03:47:18,045 INFO L158 Benchmark]: Toolchain (without parser) took 1415.96ms. Allocated memory is still 138.4MB. Free memory was 98.3MB in the beginning and 108.1MB in the end (delta: -9.9MB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 03:47:18,045 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 107.0MB. Free memory is still 77.0MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 03:47:18,046 INFO L158 Benchmark]: CACSL2BoogieTranslator took 297.12ms. Allocated memory is still 138.4MB. Free memory was 98.3MB in the beginning and 108.1MB in the end (delta: -9.8MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-12-03 03:47:18,047 INFO L158 Benchmark]: Boogie Procedure Inliner took 51.87ms. Allocated memory is still 138.4MB. Free memory was 108.1MB in the beginning and 104.8MB in the end (delta: 3.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 03:47:18,047 INFO L158 Benchmark]: Boogie Preprocessor took 31.03ms. Allocated memory is still 138.4MB. Free memory was 104.8MB in the beginning and 103.3MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 03:47:18,048 INFO L158 Benchmark]: RCFGBuilder took 561.01ms. Allocated memory is still 138.4MB. Free memory was 103.3MB in the beginning and 61.3MB in the end (delta: 41.9MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. [2023-12-03 03:47:18,049 INFO L158 Benchmark]: CodeCheck took 463.76ms. Allocated memory is still 138.4MB. Free memory was 61.3MB in the beginning and 108.3MB in the end (delta: -46.9MB). Peak memory consumption was 31.1MB. Max. memory is 16.1GB. [2023-12-03 03:47:18,049 INFO L158 Benchmark]: Witness Printer took 5.82ms. Allocated memory is still 138.4MB. Free memory was 108.3MB in the beginning and 108.1MB in the end (delta: 124.0kB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 03:47:18,053 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, 28 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.4s, 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, 49 NumberOfCodeBlocks, 49 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 bitwiseOr at line 52. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned short int var_1_1 = 128; [L23] unsigned char var_1_2 = 0; [L24] unsigned short int var_1_3 = 25; [L25] unsigned char var_1_4 = 4; [L26] signed long int var_1_8 = 127; [L27] signed long int var_1_10 = 0; [L28] signed long int var_1_11 = 128; [L29] signed long int var_1_12 = 24; [L30] signed short int var_1_14 = -128; [L31] signed char var_1_15 = 64; [L32] signed char var_1_16 = 5; [L33] signed long int var_1_17 = 1; [L34] unsigned short int last_1_var_1_1 = 128; [L95] isInitial = 1 [L96] FCALL initially() [L97] COND TRUE 1 [L98] CALL updateLastVariables() [L88] last_1_var_1_1 = var_1_1 [L98] RET updateLastVariables() [L99] CALL updateVariables() [L67] var_1_2 = __VERIFIER_nondet_uchar() [L68] CALL assume_abort_if_not(var_1_2 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=128, var_1_10=0, var_1_11=128, var_1_12=24, var_1_14=-128, var_1_15=64, var_1_16=5, var_1_17=1, var_1_1=128, var_1_3=25, var_1_4=4, var_1_8=127] [L20] COND FALSE !(!cond) [L68] RET assume_abort_if_not(var_1_2 >= 0) VAL [isInitial=1, last_1_var_1_1=128, var_1_10=0, var_1_11=128, var_1_12=24, var_1_14=-128, var_1_15=64, var_1_16=5, var_1_17=1, var_1_1=128, var_1_3=25, var_1_4=4, var_1_8=127] [L69] CALL assume_abort_if_not(var_1_2 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=128, var_1_10=0, var_1_11=128, var_1_12=24, var_1_14=-128, var_1_15=64, var_1_16=5, var_1_17=1, var_1_1=128, var_1_2=0, var_1_3=25, var_1_4=4, var_1_8=127] [L20] COND FALSE !(!cond) [L69] RET assume_abort_if_not(var_1_2 <= 1) VAL [isInitial=1, last_1_var_1_1=128, var_1_10=0, var_1_11=128, var_1_12=24, var_1_14=-128, var_1_15=64, var_1_16=5, var_1_17=1, var_1_1=128, var_1_2=0, var_1_3=25, var_1_4=4, var_1_8=127] [L70] var_1_3 = __VERIFIER_nondet_ushort() [L71] CALL assume_abort_if_not(var_1_3 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=128, var_1_10=0, var_1_11=128, var_1_12=24, var_1_14=-128, var_1_15=64, var_1_16=5, var_1_17=1, var_1_1=128, var_1_2=0, var_1_4=4, var_1_8=127] [L20] COND FALSE !(!cond) [L71] RET assume_abort_if_not(var_1_3 >= 0) VAL [isInitial=1, last_1_var_1_1=128, var_1_10=0, var_1_11=128, var_1_12=24, var_1_14=-128, var_1_15=64, var_1_16=5, var_1_17=1, var_1_1=128, var_1_2=0, var_1_4=4, var_1_8=127] [L72] CALL assume_abort_if_not(var_1_3 <= 65534) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=128, var_1_10=0, var_1_11=128, var_1_12=24, var_1_14=-128, var_1_15=64, var_1_16=5, var_1_17=1, var_1_1=128, var_1_2=0, var_1_3=199, var_1_4=4, var_1_8=127] [L20] COND FALSE !(!cond) [L72] RET assume_abort_if_not(var_1_3 <= 65534) VAL [isInitial=1, last_1_var_1_1=128, var_1_10=0, var_1_11=128, var_1_12=24, var_1_14=-128, var_1_15=64, var_1_16=5, var_1_17=1, var_1_1=128, var_1_2=0, var_1_3=199, var_1_4=4, var_1_8=127] [L73] var_1_4 = __VERIFIER_nondet_uchar() [L74] CALL assume_abort_if_not(var_1_4 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=128, var_1_10=0, var_1_11=128, var_1_12=24, var_1_14=-128, var_1_15=64, var_1_16=5, var_1_17=1, var_1_1=128, var_1_2=0, var_1_3=199, var_1_8=127] [L20] COND FALSE !(!cond) [L74] RET assume_abort_if_not(var_1_4 >= 0) VAL [isInitial=1, last_1_var_1_1=128, var_1_10=0, var_1_11=128, var_1_12=24, var_1_14=-128, var_1_15=64, var_1_16=5, var_1_17=1, var_1_1=128, var_1_2=0, var_1_3=199, var_1_8=127] [L75] CALL assume_abort_if_not(var_1_4 <= 255) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=128, var_1_10=0, var_1_11=128, var_1_12=24, var_1_14=-128, var_1_15=64, var_1_16=5, var_1_17=1, var_1_1=128, var_1_2=0, var_1_3=199, var_1_8=127] [L20] COND FALSE !(!cond) [L75] RET assume_abort_if_not(var_1_4 <= 255) VAL [isInitial=1, last_1_var_1_1=128, var_1_10=0, var_1_11=128, var_1_12=24, var_1_14=-128, var_1_15=64, var_1_16=5, var_1_17=1, var_1_1=128, var_1_2=0, var_1_3=199, var_1_8=127] [L76] CALL assume_abort_if_not(var_1_4 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=128, var_1_10=0, var_1_11=128, var_1_12=24, var_1_14=-128, var_1_15=64, var_1_16=5, var_1_17=1, var_1_1=128, var_1_2=0, var_1_3=199, var_1_4=200, var_1_8=127] [L20] COND FALSE !(!cond) [L76] RET assume_abort_if_not(var_1_4 != 0) VAL [isInitial=1, last_1_var_1_1=128, var_1_10=0, var_1_11=128, var_1_12=24, var_1_14=-128, var_1_15=64, var_1_16=5, var_1_17=1, var_1_1=128, var_1_2=0, var_1_3=199, var_1_4=200, var_1_8=127] [L77] var_1_10 = __VERIFIER_nondet_long() [L78] CALL assume_abort_if_not(var_1_10 >= -2147483648) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=128, var_1_10=1, var_1_11=128, var_1_12=24, var_1_14=-128, var_1_15=64, var_1_16=5, var_1_17=1, var_1_1=128, var_1_2=0, var_1_3=199, var_1_4=200, var_1_8=127] [L20] COND FALSE !(!cond) [L78] RET assume_abort_if_not(var_1_10 >= -2147483648) VAL [isInitial=1, last_1_var_1_1=128, var_1_10=1, var_1_11=128, var_1_12=24, var_1_14=-128, var_1_15=64, var_1_16=5, var_1_17=1, var_1_1=128, var_1_2=0, var_1_3=199, var_1_4=200, var_1_8=127] [L79] CALL assume_abort_if_not(var_1_10 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=128, var_1_10=1, var_1_11=128, var_1_12=24, var_1_14=-128, var_1_15=64, var_1_16=5, var_1_17=1, var_1_1=128, var_1_2=0, var_1_3=199, var_1_4=200, var_1_8=127] [L20] COND FALSE !(!cond) [L79] RET assume_abort_if_not(var_1_10 <= 2147483647) VAL [isInitial=1, last_1_var_1_1=128, var_1_10=1, var_1_11=128, var_1_12=24, var_1_14=-128, var_1_15=64, var_1_16=5, var_1_17=1, var_1_1=128, var_1_2=0, var_1_3=199, var_1_4=200, var_1_8=127] [L80] var_1_11 = __VERIFIER_nondet_long() [L81] CALL assume_abort_if_not(var_1_11 >= -2147483648) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=128, var_1_10=1, var_1_11=2147483647, var_1_12=24, var_1_14=-128, var_1_15=64, var_1_16=5, var_1_17=1, var_1_1=128, var_1_2=0, var_1_3=199, var_1_4=200, var_1_8=127] [L20] COND FALSE !(!cond) [L81] RET assume_abort_if_not(var_1_11 >= -2147483648) VAL [isInitial=1, last_1_var_1_1=128, var_1_10=1, var_1_11=2147483647, var_1_12=24, var_1_14=-128, var_1_15=64, var_1_16=5, var_1_17=1, var_1_1=128, var_1_2=0, var_1_3=199, var_1_4=200, var_1_8=127] [L82] CALL assume_abort_if_not(var_1_11 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=128, var_1_10=1, var_1_11=2147483647, var_1_12=24, var_1_14=-128, var_1_15=64, var_1_16=5, var_1_17=1, var_1_1=128, var_1_2=0, var_1_3=199, var_1_4=200, var_1_8=127] [L20] COND FALSE !(!cond) [L82] RET assume_abort_if_not(var_1_11 <= 2147483647) VAL [isInitial=1, last_1_var_1_1=128, var_1_10=1, var_1_11=2147483647, var_1_12=24, var_1_14=-128, var_1_15=64, var_1_16=5, var_1_17=1, var_1_1=128, var_1_2=0, var_1_3=199, var_1_4=200, var_1_8=127] [L83] var_1_16 = __VERIFIER_nondet_char() [L84] CALL assume_abort_if_not(var_1_16 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=128, var_1_10=1, var_1_11=2147483647, var_1_12=24, var_1_14=-128, var_1_15=64, var_1_16=2, var_1_17=1, var_1_1=128, var_1_2=0, var_1_3=199, var_1_4=200, var_1_8=127] [L20] COND FALSE !(!cond) [L84] RET assume_abort_if_not(var_1_16 >= -127) VAL [isInitial=1, last_1_var_1_1=128, var_1_10=1, var_1_11=2147483647, var_1_12=24, var_1_14=-128, var_1_15=64, var_1_16=2, var_1_17=1, var_1_1=128, var_1_2=0, var_1_3=199, var_1_4=200, var_1_8=127] [L85] CALL assume_abort_if_not(var_1_16 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=128, var_1_10=1, var_1_11=2147483647, var_1_12=24, var_1_14=-128, var_1_15=64, var_1_16=2, var_1_17=1, var_1_1=128, var_1_2=0, var_1_3=199, var_1_4=200, var_1_8=127] [L20] COND FALSE !(!cond) [L85] RET assume_abort_if_not(var_1_16 <= 126) VAL [isInitial=1, last_1_var_1_1=128, var_1_10=1, var_1_11=2147483647, var_1_12=24, var_1_14=-128, var_1_15=64, var_1_16=2, var_1_17=1, var_1_1=128, var_1_2=0, var_1_3=199, var_1_4=200, var_1_8=127] [L99] RET updateVariables() [L100] CALL step() [L38] var_1_14 = 200 [L39] var_1_15 = var_1_16 [L40] var_1_17 = var_1_10 [L41] signed long int stepLocal_0 = var_1_3 / var_1_4; [L42] COND FALSE !(\read(var_1_2)) [L45] COND TRUE stepLocal_0 >= (((((last_1_var_1_1 * var_1_15)) < ((~ last_1_var_1_1))) ? ((last_1_var_1_1 * var_1_15)) : ((~ last_1_var_1_1)))) [L46] var_1_1 = var_1_4 [L51] signed long int stepLocal_2 = var_1_3 + var_1_1; [L52] EXPR var_1_14 ^ var_1_15 [L52] signed long int stepLocal_1 = var_1_14 ^ var_1_15; [L53] COND TRUE var_1_15 <= stepLocal_2 [L54] COND TRUE var_1_1 == stepLocal_1 [L55] var_1_8 = (((((var_1_10) < 0 ) ? -(var_1_10) : (var_1_10))) + var_1_11) [L62] COND FALSE !(var_1_15 > var_1_15) [L100] RET step() [L101] CALL, EXPR property() [L91] EXPR (var_1_2 ? (var_1_1 == ((unsigned short int) (((((((var_1_3) < 0 ) ? -(var_1_3) : (var_1_3))) < 0 ) ? -((((var_1_3) < 0 ) ? -(var_1_3) : (var_1_3))) : ((((var_1_3) < 0 ) ? -(var_1_3) : (var_1_3))))))) : (((var_1_3 / var_1_4) >= (((((last_1_var_1_1 * var_1_15)) < ((~ last_1_var_1_1))) ? ((last_1_var_1_1 * var_1_15)) : ((~ last_1_var_1_1))))) ? (var_1_1 == ((unsigned short int) var_1_4)) : (var_1_1 == ((unsigned short int) var_1_3)))) && ((var_1_15 <= (var_1_3 + var_1_1)) ? ((var_1_1 == (var_1_14 ^ var_1_15)) ? (var_1_8 == ((signed long int) (((((var_1_10) < 0 ) ? -(var_1_10) : (var_1_10))) + var_1_11))) : (var_1_8 == ((signed long int) var_1_11))) : (var_1_8 == ((signed long int) var_1_10))) [L91] EXPR (var_1_15 <= (var_1_3 + var_1_1)) ? ((var_1_1 == (var_1_14 ^ var_1_15)) ? (var_1_8 == ((signed long int) (((((var_1_10) < 0 ) ? -(var_1_10) : (var_1_10))) + var_1_11))) : (var_1_8 == ((signed long int) var_1_11))) : (var_1_8 == ((signed long int) var_1_10)) [L91] EXPR var_1_14 ^ var_1_15 [L91] EXPR (var_1_15 <= (var_1_3 + var_1_1)) ? ((var_1_1 == (var_1_14 ^ var_1_15)) ? (var_1_8 == ((signed long int) (((((var_1_10) < 0 ) ? -(var_1_10) : (var_1_10))) + var_1_11))) : (var_1_8 == ((signed long int) var_1_11))) : (var_1_8 == ((signed long int) var_1_10)) [L91] EXPR (var_1_2 ? (var_1_1 == ((unsigned short int) (((((((var_1_3) < 0 ) ? -(var_1_3) : (var_1_3))) < 0 ) ? -((((var_1_3) < 0 ) ? -(var_1_3) : (var_1_3))) : ((((var_1_3) < 0 ) ? -(var_1_3) : (var_1_3))))))) : (((var_1_3 / var_1_4) >= (((((last_1_var_1_1 * var_1_15)) < ((~ last_1_var_1_1))) ? ((last_1_var_1_1 * var_1_15)) : ((~ last_1_var_1_1))))) ? (var_1_1 == ((unsigned short int) var_1_4)) : (var_1_1 == ((unsigned short int) var_1_3)))) && ((var_1_15 <= (var_1_3 + var_1_1)) ? ((var_1_1 == (var_1_14 ^ var_1_15)) ? (var_1_8 == ((signed long int) (((((var_1_10) < 0 ) ? -(var_1_10) : (var_1_10))) + var_1_11))) : (var_1_8 == ((signed long int) var_1_11))) : (var_1_8 == ((signed long int) var_1_10))) [L91-L92] return (((((var_1_2 ? (var_1_1 == ((unsigned short int) (((((((var_1_3) < 0 ) ? -(var_1_3) : (var_1_3))) < 0 ) ? -((((var_1_3) < 0 ) ? -(var_1_3) : (var_1_3))) : ((((var_1_3) < 0 ) ? -(var_1_3) : (var_1_3))))))) : (((var_1_3 / var_1_4) >= (((((last_1_var_1_1 * var_1_15)) < ((~ last_1_var_1_1))) ? ((last_1_var_1_1 * var_1_15)) : ((~ last_1_var_1_1))))) ? (var_1_1 == ((unsigned short int) var_1_4)) : (var_1_1 == ((unsigned short int) var_1_3)))) && ((var_1_15 <= (var_1_3 + var_1_1)) ? ((var_1_1 == (var_1_14 ^ var_1_15)) ? (var_1_8 == ((signed long int) (((((var_1_10) < 0 ) ? -(var_1_10) : (var_1_10))) + var_1_11))) : (var_1_8 == ((signed long int) var_1_11))) : (var_1_8 == ((signed long int) var_1_10)))) && ((var_1_15 > var_1_15) ? (var_1_12 == ((signed long int) ((((var_1_11) < (var_1_10)) ? (var_1_11) : (var_1_10))))) : 1)) && (var_1_14 == ((signed short int) 200))) && (var_1_15 == ((signed char) var_1_16))) && (var_1_17 == ((signed long int) var_1_10)) ; [L101] RET, EXPR property() [L101] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_1=128, var_1_10=1, var_1_11=2147483647, var_1_12=24, var_1_14=200, var_1_15=2, var_1_16=2, var_1_17=1, var_1_1=200, var_1_2=0, var_1_3=199, var_1_4=200, var_1_8=2147483648] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_1=128, var_1_10=1, var_1_11=2147483647, var_1_12=24, var_1_14=200, var_1_15=2, var_1_16=2, var_1_17=1, var_1_1=200, var_1_2=0, var_1_3=199, var_1_4=200, var_1_8=2147483648] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22ms. Allocated memory is still 107.0MB. Free memory is still 77.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 297.12ms. Allocated memory is still 138.4MB. Free memory was 98.3MB in the beginning and 108.1MB in the end (delta: -9.8MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 51.87ms. Allocated memory is still 138.4MB. Free memory was 108.1MB in the beginning and 104.8MB in the end (delta: 3.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 31.03ms. Allocated memory is still 138.4MB. Free memory was 104.8MB in the beginning and 103.3MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 561.01ms. Allocated memory is still 138.4MB. Free memory was 103.3MB in the beginning and 61.3MB in the end (delta: 41.9MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. * CodeCheck took 463.76ms. Allocated memory is still 138.4MB. Free memory was 61.3MB in the beginning and 108.3MB in the end (delta: -46.9MB). Peak memory consumption was 31.1MB. Max. memory is 16.1GB. * Witness Printer took 5.82ms. Allocated memory is still 138.4MB. Free memory was 108.3MB in the beginning and 108.1MB in the end (delta: 124.0kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-12-03 03:47:18,072 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85a1e44f-6fd4-408c-ab56-c970f28f09d5/bin/ukojak-verify-Qdu7aM0XO9/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_85a1e44f-6fd4-408c-ab56-c970f28f09d5/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85a1e44f-6fd4-408c-ab56-c970f28f09d5/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85a1e44f-6fd4-408c-ab56-c970f28f09d5/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85a1e44f-6fd4-408c-ab56-c970f28f09d5/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_no-floats_file-83.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85a1e44f-6fd4-408c-ab56-c970f28f09d5/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85a1e44f-6fd4-408c-ab56-c970f28f09d5/bin/ukojak-verify-Qdu7aM0XO9 --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 9f9164e1a34b1b6bc15e6d6c10636cd9af69b42bd441271521d7273f80c38ea6 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 03:47:19,968 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 03:47:20,044 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85a1e44f-6fd4-408c-ab56-c970f28f09d5/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2023-12-03 03:47:20,074 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 03:47:20,075 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 03:47:20,076 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 03:47:20,077 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 03:47:20,077 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 03:47:20,078 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 03:47:20,078 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 03:47:20,079 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 03:47:20,080 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 03:47:20,080 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 03:47:20,080 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 03:47:20,081 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 03:47:20,082 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 03:47:20,082 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-03 03:47:20,083 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-03 03:47:20,083 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-03 03:47:20,084 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 03:47:20,084 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 03:47:20,088 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 03:47:20,089 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 03:47:20,089 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 03:47:20,090 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 03:47:20,090 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 03:47:20,091 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-12-03 03:47:20,091 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 03:47:20,091 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 03:47:20,092 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 03:47:20,092 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 03:47:20,093 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 03:47:20,093 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-03 03:47:20,093 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 03:47:20,093 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 03:47:20,094 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-12-03 03:47:20,094 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-03 03:47:20,094 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_85a1e44f-6fd4-408c-ab56-c970f28f09d5/bin/ukojak-verify-Qdu7aM0XO9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85a1e44f-6fd4-408c-ab56-c970f28f09d5/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9f9164e1a34b1b6bc15e6d6c10636cd9af69b42bd441271521d7273f80c38ea6 [2023-12-03 03:47:20,386 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 03:47:20,407 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 03:47:20,410 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 03:47:20,411 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 03:47:20,412 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 03:47:20,413 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85a1e44f-6fd4-408c-ab56-c970f28f09d5/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_no-floats_file-83.i [2023-12-03 03:47:23,256 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 03:47:23,480 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 03:47:23,480 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85a1e44f-6fd4-408c-ab56-c970f28f09d5/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_no-floats_file-83.i [2023-12-03 03:47:23,490 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85a1e44f-6fd4-408c-ab56-c970f28f09d5/bin/ukojak-verify-Qdu7aM0XO9/data/86eeb1f0f/2f78a7b0bacd422cbaa295c50c15a2f2/FLAG6a9dbb9df [2023-12-03 03:47:23,503 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85a1e44f-6fd4-408c-ab56-c970f28f09d5/bin/ukojak-verify-Qdu7aM0XO9/data/86eeb1f0f/2f78a7b0bacd422cbaa295c50c15a2f2 [2023-12-03 03:47:23,505 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 03:47:23,506 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 03:47:23,508 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 03:47:23,508 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 03:47:23,511 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 03:47:23,512 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 03:47:23" (1/1) ... [2023-12-03 03:47:23,513 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@155170f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:47:23, skipping insertion in model container [2023-12-03 03:47:23,513 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 03:47:23" (1/1) ... [2023-12-03 03:47:23,541 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 03:47:23,696 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_85a1e44f-6fd4-408c-ab56-c970f28f09d5/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_no-floats_file-83.i[916,929] [2023-12-03 03:47:23,736 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 03:47:23,753 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 03:47:23,766 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_85a1e44f-6fd4-408c-ab56-c970f28f09d5/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_no-floats_file-83.i[916,929] [2023-12-03 03:47:23,788 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 03:47:23,807 INFO L206 MainTranslator]: Completed translation [2023-12-03 03:47:23,808 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:47:23 WrapperNode [2023-12-03 03:47:23,808 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 03:47:23,809 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 03:47:23,809 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 03:47:23,809 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 03:47:23,817 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:47:23" (1/1) ... [2023-12-03 03:47:23,828 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:47:23" (1/1) ... [2023-12-03 03:47:23,854 INFO L138 Inliner]: procedures = 27, calls = 26, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 97 [2023-12-03 03:47:23,855 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 03:47:23,855 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 03:47:23,856 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 03:47:23,856 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 03:47:23,866 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:47:23" (1/1) ... [2023-12-03 03:47:23,866 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:47:23" (1/1) ... [2023-12-03 03:47:23,871 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:47:23" (1/1) ... [2023-12-03 03:47:23,871 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:47:23" (1/1) ... [2023-12-03 03:47:23,881 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:47:23" (1/1) ... [2023-12-03 03:47:23,885 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:47:23" (1/1) ... [2023-12-03 03:47:23,888 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:47:23" (1/1) ... [2023-12-03 03:47:23,890 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:47:23" (1/1) ... [2023-12-03 03:47:23,893 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 03:47:23,895 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 03:47:23,895 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 03:47:23,895 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 03:47:23,896 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:47:23" (1/1) ... [2023-12-03 03:47:23,902 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 03:47:23,915 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85a1e44f-6fd4-408c-ab56-c970f28f09d5/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 03:47:23,927 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85a1e44f-6fd4-408c-ab56-c970f28f09d5/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 03:47:23,933 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85a1e44f-6fd4-408c-ab56-c970f28f09d5/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 03:47:23,965 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 03:47:23,965 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-03 03:47:23,965 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-03 03:47:23,966 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-03 03:47:23,966 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 03:47:23,966 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 03:47:24,047 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 03:47:24,050 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 03:47:24,345 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 03:47:24,444 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 03:47:24,444 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-03 03:47:24,446 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 03:47:24 BoogieIcfgContainer [2023-12-03 03:47:24,446 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 03:47:24,447 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 03:47:24,447 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 03:47:24,457 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 03:47:24,457 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 03:47:24" (1/1) ... [2023-12-03 03:47:24,466 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-03 03:47:24,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:47:24,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 28 states and 41 transitions. [2023-12-03 03:47:24,522 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 41 transitions. [2023-12-03 03:47:24,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-12-03 03:47:24,528 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:47:24,529 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 03:47:24,529 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85a1e44f-6fd4-408c-ab56-c970f28f09d5/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 03:47:24,530 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85a1e44f-6fd4-408c-ab56-c970f28f09d5/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 03:47:24,557 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85a1e44f-6fd4-408c-ab56-c970f28f09d5/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-12-03 03:47:24,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:47:24,768 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 03:47:24,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:47:24,853 INFO L262 TraceCheckSpWp]: Trace formula consists of 124 conjuncts, 13 conjunts are in the unsatisfiable core [2023-12-03 03:47:24,863 INFO L285 TraceCheckSpWp]: Computing forward predicates...