./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_normal_file-25.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38d51376-b5e4-4dd6-bdf2-e828fd0a3d9b/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38d51376-b5e4-4dd6-bdf2-e828fd0a3d9b/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_38d51376-b5e4-4dd6-bdf2-e828fd0a3d9b/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38d51376-b5e4-4dd6-bdf2-e828fd0a3d9b/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_normal_file-25.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38d51376-b5e4-4dd6-bdf2-e828fd0a3d9b/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_38d51376-b5e4-4dd6-bdf2-e828fd0a3d9b/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 5e1b8b4624d0007ae8a17486b57335d86a5d8147da0a7d85486b0cccda2d27e7 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 23:13:22,958 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 23:13:23,018 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38d51376-b5e4-4dd6-bdf2-e828fd0a3d9b/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-12-02 23:13:23,021 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 23:13:23,022 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-02 23:13:23,042 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 23:13:23,043 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 23:13:23,044 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-02 23:13:23,045 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-02 23:13:23,045 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-02 23:13:23,046 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 23:13:23,046 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 23:13:23,047 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 23:13:23,047 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-02 23:13:23,048 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 23:13:23,048 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 23:13:23,048 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 23:13:23,049 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 23:13:23,049 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 23:13:23,050 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 23:13:23,050 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 23:13:23,051 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 23:13:23,051 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-02 23:13:23,052 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-02 23:13:23,052 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-02 23:13:23,052 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 23:13:23,053 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 23:13:23,053 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 23:13:23,053 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 23:13:23,054 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 23:13:23,054 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-02 23:13:23,054 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-02 23:13:23,055 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 23:13:23,055 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_38d51376-b5e4-4dd6-bdf2-e828fd0a3d9b/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38d51376-b5e4-4dd6-bdf2-e828fd0a3d9b/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5e1b8b4624d0007ae8a17486b57335d86a5d8147da0a7d85486b0cccda2d27e7 [2023-12-02 23:13:23,274 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 23:13:23,294 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 23:13:23,296 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 23:13:23,298 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 23:13:23,298 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 23:13:23,299 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38d51376-b5e4-4dd6-bdf2-e828fd0a3d9b/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_normal_file-25.i [2023-12-02 23:13:26,034 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 23:13:26,201 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 23:13:26,201 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38d51376-b5e4-4dd6-bdf2-e828fd0a3d9b/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_normal_file-25.i [2023-12-02 23:13:26,210 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38d51376-b5e4-4dd6-bdf2-e828fd0a3d9b/bin/ukojak-verify-Qdu7aM0XO9/data/8070075d3/0c82235b22d54de5a7ec6276c257565a/FLAG87866fbb2 [2023-12-02 23:13:26,223 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38d51376-b5e4-4dd6-bdf2-e828fd0a3d9b/bin/ukojak-verify-Qdu7aM0XO9/data/8070075d3/0c82235b22d54de5a7ec6276c257565a [2023-12-02 23:13:26,225 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 23:13:26,226 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 23:13:26,228 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 23:13:26,228 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 23:13:26,231 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 23:13:26,232 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 11:13:26" (1/1) ... [2023-12-02 23:13:26,233 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@617166c6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:13:26, skipping insertion in model container [2023-12-02 23:13:26,233 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 11:13:26" (1/1) ... [2023-12-02 23:13:26,255 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 23:13:26,371 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_38d51376-b5e4-4dd6-bdf2-e828fd0a3d9b/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_normal_file-25.i[913,926] [2023-12-02 23:13:26,411 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 23:13:26,420 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 23:13:26,432 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_38d51376-b5e4-4dd6-bdf2-e828fd0a3d9b/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_normal_file-25.i[913,926] [2023-12-02 23:13:26,452 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 23:13:26,464 INFO L206 MainTranslator]: Completed translation [2023-12-02 23:13:26,464 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:13:26 WrapperNode [2023-12-02 23:13:26,465 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 23:13:26,465 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 23:13:26,466 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 23:13:26,466 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 23:13:26,471 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:13:26" (1/1) ... [2023-12-02 23:13:26,478 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:13:26" (1/1) ... [2023-12-02 23:13:26,505 INFO L138 Inliner]: procedures = 26, calls = 31, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 114 [2023-12-02 23:13:26,505 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 23:13:26,506 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 23:13:26,506 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 23:13:26,506 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 23:13:26,513 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:13:26" (1/1) ... [2023-12-02 23:13:26,513 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:13:26" (1/1) ... [2023-12-02 23:13:26,515 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:13:26" (1/1) ... [2023-12-02 23:13:26,515 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:13:26" (1/1) ... [2023-12-02 23:13:26,521 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:13:26" (1/1) ... [2023-12-02 23:13:26,523 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:13:26" (1/1) ... [2023-12-02 23:13:26,525 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:13:26" (1/1) ... [2023-12-02 23:13:26,526 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:13:26" (1/1) ... [2023-12-02 23:13:26,528 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 23:13:26,529 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 23:13:26,529 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 23:13:26,529 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 23:13:26,530 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:13:26" (1/1) ... [2023-12-02 23:13:26,534 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 23:13:26,545 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38d51376-b5e4-4dd6-bdf2-e828fd0a3d9b/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-02 23:13:26,557 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38d51376-b5e4-4dd6-bdf2-e828fd0a3d9b/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-02 23:13:26,559 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38d51376-b5e4-4dd6-bdf2-e828fd0a3d9b/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-02 23:13:26,588 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 23:13:26,588 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-02 23:13:26,588 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-02 23:13:26,588 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-02 23:13:26,588 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 23:13:26,588 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 23:13:26,673 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 23:13:26,676 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 23:13:26,939 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 23:13:27,043 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 23:13:27,044 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-02 23:13:27,045 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 11:13:27 BoogieIcfgContainer [2023-12-02 23:13:27,045 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 23:13:27,046 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-02 23:13:27,046 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-02 23:13:27,056 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-02 23:13:27,056 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 11:13:27" (1/1) ... [2023-12-02 23:13:27,065 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 23:13:27,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:13:27,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2023-12-02 23:13:27,121 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2023-12-02 23:13:27,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-12-02 23:13:27,127 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:13:27,128 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:13:27,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 23:13:27,352 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-02 23:13:27,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 23:13:27,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 23:13:27,619 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-02 23:13:27,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 23:13:27,718 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2023-12-02 23:13:27,776 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 02.12 11:13:27 ImpRootNode [2023-12-02 23:13:27,776 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-12-02 23:13:27,777 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-12-02 23:13:27,777 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-12-02 23:13:27,777 INFO L274 PluginConnector]: Witness Printer initialized [2023-12-02 23:13:27,777 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 11:13:27" (3/4) ... [2023-12-02 23:13:27,779 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-12-02 23:13:27,780 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-12-02 23:13:27,781 INFO L158 Benchmark]: Toolchain (without parser) took 1554.09ms. Allocated memory is still 148.9MB. Free memory was 112.6MB in the beginning and 63.2MB in the end (delta: 49.4MB). Peak memory consumption was 50.8MB. Max. memory is 16.1GB. [2023-12-02 23:13:27,781 INFO L158 Benchmark]: CDTParser took 13.71ms. Allocated memory is still 102.8MB. Free memory was 51.1MB in the beginning and 73.1MB in the end (delta: -22.0MB). Peak memory consumption was 9.4MB. Max. memory is 16.1GB. [2023-12-02 23:13:27,782 INFO L158 Benchmark]: CACSL2BoogieTranslator took 237.28ms. Allocated memory is still 148.9MB. Free memory was 112.2MB in the beginning and 99.7MB in the end (delta: 12.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-12-02 23:13:27,783 INFO L158 Benchmark]: Boogie Procedure Inliner took 39.97ms. Allocated memory is still 148.9MB. Free memory was 99.7MB in the beginning and 97.2MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-02 23:13:27,783 INFO L158 Benchmark]: Boogie Preprocessor took 22.67ms. Allocated memory is still 148.9MB. Free memory was 97.2MB in the beginning and 95.9MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-02 23:13:27,784 INFO L158 Benchmark]: RCFGBuilder took 516.33ms. Allocated memory is still 148.9MB. Free memory was 95.9MB in the beginning and 108.0MB in the end (delta: -12.1MB). Peak memory consumption was 19.4MB. Max. memory is 16.1GB. [2023-12-02 23:13:27,785 INFO L158 Benchmark]: CodeCheck took 730.04ms. Allocated memory is still 148.9MB. Free memory was 108.0MB in the beginning and 63.2MB in the end (delta: 44.8MB). Peak memory consumption was 44.0MB. Max. memory is 16.1GB. [2023-12-02 23:13:27,785 INFO L158 Benchmark]: Witness Printer took 3.37ms. Allocated memory is still 148.9MB. Free memory is still 63.2MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 23:13:27,789 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, 37 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.6s, 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, 68 NumberOfCodeBlocks, 68 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 someBinaryFLOATComparisonOperation at line 39. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned long int var_1_1 = 256; [L23] unsigned char var_1_2 = 0; [L24] unsigned short int var_1_3 = 10; [L25] unsigned short int var_1_4 = 500; [L26] unsigned long int var_1_5 = 0; [L27] unsigned long int var_1_6 = 1509114200; [L28] unsigned long int var_1_7 = 10; [L29] float var_1_8 = 128.9; [L30] float var_1_9 = 63.363; [L31] float var_1_10 = 4.575; [L32] float var_1_11 = 25.5; [L33] unsigned char var_1_12 = 1; [L34] unsigned char var_1_13 = 0; [L35] unsigned char var_1_14 = 1; [L107] isInitial = 1 [L108] FCALL initially() [L109] COND TRUE 1 [L110] FCALL updateLastVariables() [L111] CALL updateVariables() [L71] var_1_2 = __VERIFIER_nondet_uchar() [L72] CALL assume_abort_if_not(var_1_2 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=183/40, var_1_11=51/2, var_1_12=1, var_1_13=0, var_1_14=1, var_1_1=256, var_1_3=10, var_1_4=500, var_1_5=0, var_1_6=1509114200, var_1_7=10, var_1_8=1289/10, var_1_9=63363/1000] [L20] COND FALSE !(!cond) [L72] RET assume_abort_if_not(var_1_2 >= 0) VAL [isInitial=1, var_1_10=183/40, var_1_11=51/2, var_1_12=1, var_1_13=0, var_1_14=1, var_1_1=256, var_1_3=10, var_1_4=500, var_1_5=0, var_1_6=1509114200, var_1_7=10, var_1_8=1289/10, var_1_9=63363/1000] [L73] CALL assume_abort_if_not(var_1_2 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=183/40, var_1_11=51/2, var_1_12=1, var_1_13=0, var_1_14=1, var_1_1=256, var_1_2=1, var_1_3=10, var_1_4=500, var_1_5=0, var_1_6=1509114200, var_1_7=10, var_1_8=1289/10, var_1_9=63363/1000] [L20] COND FALSE !(!cond) [L73] RET assume_abort_if_not(var_1_2 <= 1) VAL [isInitial=1, var_1_10=183/40, var_1_11=51/2, var_1_12=1, var_1_13=0, var_1_14=1, var_1_1=256, var_1_2=1, var_1_3=10, var_1_4=500, var_1_5=0, var_1_6=1509114200, var_1_7=10, var_1_8=1289/10, var_1_9=63363/1000] [L74] var_1_3 = __VERIFIER_nondet_ushort() [L75] CALL assume_abort_if_not(var_1_3 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=183/40, var_1_11=51/2, var_1_12=1, var_1_13=0, var_1_14=1, var_1_1=256, var_1_2=1, var_1_4=500, var_1_5=0, var_1_6=1509114200, var_1_7=10, var_1_8=1289/10, var_1_9=63363/1000] [L20] COND FALSE !(!cond) [L75] RET assume_abort_if_not(var_1_3 >= 0) VAL [isInitial=1, var_1_10=183/40, var_1_11=51/2, var_1_12=1, var_1_13=0, var_1_14=1, var_1_1=256, var_1_2=1, var_1_4=500, var_1_5=0, var_1_6=1509114200, var_1_7=10, var_1_8=1289/10, var_1_9=63363/1000] [L76] CALL assume_abort_if_not(var_1_3 <= 65535) VAL [\old(cond)=1, isInitial=1, var_1_10=183/40, var_1_11=51/2, var_1_12=1, var_1_13=0, var_1_14=1, var_1_1=256, var_1_2=1, var_1_4=500, var_1_5=0, var_1_6=1509114200, var_1_7=10, var_1_8=1289/10, var_1_9=63363/1000] [L20] COND FALSE !(!cond) [L76] RET assume_abort_if_not(var_1_3 <= 65535) VAL [isInitial=1, var_1_10=183/40, var_1_11=51/2, var_1_12=1, var_1_13=0, var_1_14=1, var_1_1=256, var_1_2=1, var_1_4=500, var_1_5=0, var_1_6=1509114200, var_1_7=10, var_1_8=1289/10, var_1_9=63363/1000] [L77] var_1_4 = __VERIFIER_nondet_ushort() [L78] CALL assume_abort_if_not(var_1_4 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=183/40, var_1_11=51/2, var_1_12=1, var_1_13=0, var_1_14=1, var_1_1=256, var_1_2=1, var_1_5=0, var_1_6=1509114200, var_1_7=10, var_1_8=1289/10, var_1_9=63363/1000] [L20] COND FALSE !(!cond) [L78] RET assume_abort_if_not(var_1_4 >= 0) VAL [isInitial=1, var_1_10=183/40, var_1_11=51/2, var_1_12=1, var_1_13=0, var_1_14=1, var_1_1=256, var_1_2=1, var_1_5=0, var_1_6=1509114200, var_1_7=10, var_1_8=1289/10, var_1_9=63363/1000] [L79] CALL assume_abort_if_not(var_1_4 <= 65535) VAL [\old(cond)=1, isInitial=1, var_1_10=183/40, var_1_11=51/2, var_1_12=1, var_1_13=0, var_1_14=1, var_1_1=256, var_1_2=1, var_1_5=0, var_1_6=1509114200, var_1_7=10, var_1_8=1289/10, var_1_9=63363/1000] [L20] COND FALSE !(!cond) [L79] RET assume_abort_if_not(var_1_4 <= 65535) VAL [isInitial=1, var_1_10=183/40, var_1_11=51/2, var_1_12=1, var_1_13=0, var_1_14=1, var_1_1=256, var_1_2=1, var_1_5=0, var_1_6=1509114200, var_1_7=10, var_1_8=1289/10, var_1_9=63363/1000] [L80] var_1_5 = __VERIFIER_nondet_ulong() [L81] CALL assume_abort_if_not(var_1_5 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=183/40, var_1_11=51/2, var_1_12=1, var_1_13=0, var_1_14=1, var_1_1=256, var_1_2=1, var_1_6=1509114200, var_1_7=10, var_1_8=1289/10, var_1_9=63363/1000] [L20] COND FALSE !(!cond) [L81] RET assume_abort_if_not(var_1_5 >= 0) VAL [isInitial=1, var_1_10=183/40, var_1_11=51/2, var_1_12=1, var_1_13=0, var_1_14=1, var_1_1=256, var_1_2=1, var_1_6=1509114200, var_1_7=10, var_1_8=1289/10, var_1_9=63363/1000] [L82] CALL assume_abort_if_not(var_1_5 <= 1073741823) VAL [\old(cond)=1, isInitial=1, var_1_10=183/40, var_1_11=51/2, var_1_12=1, var_1_13=0, var_1_14=1, var_1_1=256, var_1_2=1, var_1_5=0, var_1_6=1509114200, var_1_7=10, var_1_8=1289/10, var_1_9=63363/1000] [L20] COND FALSE !(!cond) [L82] RET assume_abort_if_not(var_1_5 <= 1073741823) VAL [isInitial=1, var_1_10=183/40, var_1_11=51/2, var_1_12=1, var_1_13=0, var_1_14=1, var_1_1=256, var_1_2=1, var_1_5=0, var_1_6=1509114200, var_1_7=10, var_1_8=1289/10, var_1_9=63363/1000] [L83] var_1_6 = __VERIFIER_nondet_ulong() [L84] CALL assume_abort_if_not(var_1_6 >= 1073741823) VAL [\old(cond)=1, isInitial=1, var_1_10=183/40, var_1_11=51/2, var_1_12=1, var_1_13=0, var_1_14=1, var_1_1=256, var_1_2=1, var_1_5=0, var_1_6=2147418112, var_1_7=10, var_1_8=1289/10, var_1_9=63363/1000] [L20] COND FALSE !(!cond) [L84] RET assume_abort_if_not(var_1_6 >= 1073741823) VAL [isInitial=1, var_1_10=183/40, var_1_11=51/2, var_1_12=1, var_1_13=0, var_1_14=1, var_1_1=256, var_1_2=1, var_1_5=0, var_1_6=2147418112, var_1_7=10, var_1_8=1289/10, var_1_9=63363/1000] [L85] CALL assume_abort_if_not(var_1_6 <= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=183/40, var_1_11=51/2, var_1_12=1, var_1_13=0, var_1_14=1, var_1_1=256, var_1_2=1, var_1_5=0, var_1_6=2147418112, var_1_7=10, var_1_8=1289/10, var_1_9=63363/1000] [L20] COND FALSE !(!cond) [L85] RET assume_abort_if_not(var_1_6 <= 2147483647) VAL [isInitial=1, var_1_10=183/40, var_1_11=51/2, var_1_12=1, var_1_13=0, var_1_14=1, var_1_1=256, var_1_2=1, var_1_5=0, var_1_6=2147418112, var_1_7=10, var_1_8=1289/10, var_1_9=63363/1000] [L86] var_1_7 = __VERIFIER_nondet_ulong() [L87] CALL assume_abort_if_not(var_1_7 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=183/40, var_1_11=51/2, var_1_12=1, var_1_13=0, var_1_14=1, var_1_1=256, var_1_2=1, var_1_5=0, var_1_6=2147418112, var_1_8=1289/10, var_1_9=63363/1000] [L20] COND FALSE !(!cond) [L87] RET assume_abort_if_not(var_1_7 >= 0) VAL [isInitial=1, var_1_10=183/40, var_1_11=51/2, var_1_12=1, var_1_13=0, var_1_14=1, var_1_1=256, var_1_2=1, var_1_5=0, var_1_6=2147418112, var_1_8=1289/10, var_1_9=63363/1000] [L88] CALL assume_abort_if_not(var_1_7 <= 1073741823) VAL [\old(cond)=1, isInitial=1, var_1_10=183/40, var_1_11=51/2, var_1_12=1, var_1_13=0, var_1_14=1, var_1_1=256, var_1_2=1, var_1_5=0, var_1_6=2147418112, var_1_7=1073741823, var_1_8=1289/10, var_1_9=63363/1000] [L20] COND FALSE !(!cond) [L88] RET assume_abort_if_not(var_1_7 <= 1073741823) VAL [isInitial=1, var_1_10=183/40, var_1_11=51/2, var_1_12=1, var_1_13=0, var_1_14=1, var_1_1=256, var_1_2=1, var_1_5=0, var_1_6=2147418112, var_1_7=1073741823, var_1_8=1289/10, var_1_9=63363/1000] [L89] var_1_9 = __VERIFIER_nondet_float() [L90] CALL assume_abort_if_not((var_1_9 >= -922337.2036854765600e+13F && var_1_9 <= -1.0e-20F) || (var_1_9 <= 9223372.036854765600e+12F && var_1_9 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=183/40, var_1_11=51/2, var_1_12=1, var_1_13=0, var_1_14=1, var_1_1=256, var_1_2=1, var_1_5=0, var_1_6=2147418112, var_1_7=1073741823, var_1_8=1289/10] [L20] COND FALSE !(!cond) [L90] RET assume_abort_if_not((var_1_9 >= -922337.2036854765600e+13F && var_1_9 <= -1.0e-20F) || (var_1_9 <= 9223372.036854765600e+12F && var_1_9 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=183/40, var_1_11=51/2, var_1_12=1, var_1_13=0, var_1_14=1, var_1_1=256, var_1_2=1, var_1_5=0, var_1_6=2147418112, var_1_7=1073741823, var_1_8=1289/10] [L91] var_1_10 = __VERIFIER_nondet_float() [L92] CALL assume_abort_if_not((var_1_10 >= -922337.2036854765600e+13F && var_1_10 <= -1.0e-20F) || (var_1_10 <= 9223372.036854765600e+12F && var_1_10 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_11=51/2, var_1_12=1, var_1_13=0, var_1_14=1, var_1_1=256, var_1_2=1, var_1_5=0, var_1_6=2147418112, var_1_7=1073741823, var_1_8=1289/10] [L20] COND FALSE !(!cond) [L92] RET assume_abort_if_not((var_1_10 >= -922337.2036854765600e+13F && var_1_10 <= -1.0e-20F) || (var_1_10 <= 9223372.036854765600e+12F && var_1_10 >= 1.0e-20F )) VAL [isInitial=1, var_1_11=51/2, var_1_12=1, var_1_13=0, var_1_14=1, var_1_1=256, var_1_2=1, var_1_5=0, var_1_6=2147418112, var_1_7=1073741823, var_1_8=1289/10] [L93] var_1_13 = __VERIFIER_nondet_uchar() [L94] CALL assume_abort_if_not(var_1_13 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_11=51/2, var_1_12=1, var_1_14=1, var_1_1=256, var_1_2=1, var_1_5=0, var_1_6=2147418112, var_1_7=1073741823, var_1_8=1289/10] [L20] COND FALSE !(!cond) [L94] RET assume_abort_if_not(var_1_13 >= 0) VAL [isInitial=1, var_1_11=51/2, var_1_12=1, var_1_14=1, var_1_1=256, var_1_2=1, var_1_5=0, var_1_6=2147418112, var_1_7=1073741823, var_1_8=1289/10] [L95] CALL assume_abort_if_not(var_1_13 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_11=51/2, var_1_12=1, var_1_13=1, var_1_14=1, var_1_1=256, var_1_2=1, var_1_5=0, var_1_6=2147418112, var_1_7=1073741823, var_1_8=1289/10] [L20] COND FALSE !(!cond) [L95] RET assume_abort_if_not(var_1_13 <= 1) VAL [isInitial=1, var_1_11=51/2, var_1_12=1, var_1_13=1, var_1_14=1, var_1_1=256, var_1_2=1, var_1_5=0, var_1_6=2147418112, var_1_7=1073741823, var_1_8=1289/10] [L96] var_1_14 = __VERIFIER_nondet_uchar() [L97] CALL assume_abort_if_not(var_1_14 >= 1) VAL [\old(cond)=1, isInitial=1, var_1_11=51/2, var_1_12=1, var_1_13=1, var_1_14=1, var_1_1=256, var_1_2=1, var_1_5=0, var_1_6=2147418112, var_1_7=1073741823, var_1_8=1289/10] [L20] COND FALSE !(!cond) [L97] RET assume_abort_if_not(var_1_14 >= 1) VAL [isInitial=1, var_1_11=51/2, var_1_12=1, var_1_13=1, var_1_14=1, var_1_1=256, var_1_2=1, var_1_5=0, var_1_6=2147418112, var_1_7=1073741823, var_1_8=1289/10] [L98] CALL assume_abort_if_not(var_1_14 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_11=51/2, var_1_12=1, var_1_13=1, var_1_14=1, var_1_1=256, var_1_2=1, var_1_5=0, var_1_6=2147418112, var_1_7=1073741823, var_1_8=1289/10] [L20] COND FALSE !(!cond) [L98] RET assume_abort_if_not(var_1_14 <= 1) VAL [isInitial=1, var_1_11=51/2, var_1_12=1, var_1_13=1, var_1_14=1, var_1_1=256, var_1_2=1, var_1_5=0, var_1_6=2147418112, var_1_7=1073741823, var_1_8=1289/10] [L111] RET updateVariables() [L112] CALL step() [L39] COND TRUE var_1_9 != var_1_10 [L40] COND TRUE var_1_2 || var_1_13 [L41] var_1_12 = (var_1_13 || var_1_14) [L48] unsigned short int stepLocal_0 = var_1_3; [L49] COND TRUE \read(var_1_12) [L50] COND TRUE stepLocal_0 <= var_1_4 [L51] var_1_1 = (((((var_1_3) > ((var_1_4 + var_1_5))) ? (var_1_3) : ((var_1_4 + var_1_5)))) + (var_1_6 - var_1_7)) [L56] unsigned long int stepLocal_1 = var_1_1; [L57] COND FALSE !(var_1_7 >= stepLocal_1) [L60] var_1_8 = ((((var_1_9) < (var_1_10)) ? (var_1_9) : (var_1_10))) [L62] COND TRUE var_1_10 >= ((((((((128.175f) > (var_1_9)) ? (128.175f) : (var_1_9)))) < (var_1_8)) ? (((((128.175f) > (var_1_9)) ? (128.175f) : (var_1_9)))) : (var_1_8))) [L63] var_1_11 = var_1_10 [L112] RET step() [L113] CALL, EXPR property() [L103-L104] return (((var_1_12 ? ((var_1_3 <= var_1_4) ? (var_1_1 == ((unsigned long int) (((((var_1_3) > ((var_1_4 + var_1_5))) ? (var_1_3) : ((var_1_4 + var_1_5)))) + (var_1_6 - var_1_7)))) : 1) : (var_1_1 == ((unsigned long int) var_1_7))) && ((var_1_7 >= var_1_1) ? (var_1_8 == ((float) ((((0.5f) < (var_1_9)) ? (0.5f) : (var_1_9))))) : (var_1_8 == ((float) ((((var_1_9) < (var_1_10)) ? (var_1_9) : (var_1_10))))))) && ((var_1_10 >= ((((((((128.175f) > (var_1_9)) ? (128.175f) : (var_1_9)))) < (var_1_8)) ? (((((128.175f) > (var_1_9)) ? (128.175f) : (var_1_9)))) : (var_1_8)))) ? (var_1_11 == ((float) var_1_10)) : ((! (var_1_7 <= var_1_6)) ? (var_1_11 == ((float) var_1_9)) : 1))) && ((var_1_9 != var_1_10) ? ((var_1_2 || var_1_13) ? (var_1_12 == ((unsigned char) (var_1_13 || var_1_14))) : (var_1_12 == ((unsigned char) var_1_14))) : (var_1_12 == ((unsigned char) var_1_14))) ; [L113] RET, EXPR property() [L113] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, var_1_10=51/2, var_1_11=51/2, var_1_12=1, var_1_13=1, var_1_14=1, var_1_1=1073741824, var_1_2=1, var_1_3=65535, var_1_4=65535, var_1_5=0, var_1_6=2147418112, var_1_7=1073741823, var_1_8=2, var_1_9=2] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, var_1_10=51/2, var_1_11=51/2, var_1_12=1, var_1_13=1, var_1_14=1, var_1_1=1073741824, var_1_2=1, var_1_3=65535, var_1_4=65535, var_1_5=0, var_1_6=2147418112, var_1_7=1073741823, var_1_8=2, var_1_9=2] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 13.71ms. Allocated memory is still 102.8MB. Free memory was 51.1MB in the beginning and 73.1MB in the end (delta: -22.0MB). Peak memory consumption was 9.4MB. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 237.28ms. Allocated memory is still 148.9MB. Free memory was 112.2MB in the beginning and 99.7MB in the end (delta: 12.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 39.97ms. Allocated memory is still 148.9MB. Free memory was 99.7MB in the beginning and 97.2MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 22.67ms. Allocated memory is still 148.9MB. Free memory was 97.2MB in the beginning and 95.9MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 516.33ms. Allocated memory is still 148.9MB. Free memory was 95.9MB in the beginning and 108.0MB in the end (delta: -12.1MB). Peak memory consumption was 19.4MB. Max. memory is 16.1GB. * CodeCheck took 730.04ms. Allocated memory is still 148.9MB. Free memory was 108.0MB in the beginning and 63.2MB in the end (delta: 44.8MB). Peak memory consumption was 44.0MB. Max. memory is 16.1GB. * Witness Printer took 3.37ms. Allocated memory is still 148.9MB. Free memory is still 63.2MB. There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-12-02 23:13:27,813 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38d51376-b5e4-4dd6-bdf2-e828fd0a3d9b/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-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38d51376-b5e4-4dd6-bdf2-e828fd0a3d9b/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38d51376-b5e4-4dd6-bdf2-e828fd0a3d9b/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_38d51376-b5e4-4dd6-bdf2-e828fd0a3d9b/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38d51376-b5e4-4dd6-bdf2-e828fd0a3d9b/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_normal_file-25.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38d51376-b5e4-4dd6-bdf2-e828fd0a3d9b/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_38d51376-b5e4-4dd6-bdf2-e828fd0a3d9b/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 5e1b8b4624d0007ae8a17486b57335d86a5d8147da0a7d85486b0cccda2d27e7 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 23:13:29,705 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 23:13:29,771 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38d51376-b5e4-4dd6-bdf2-e828fd0a3d9b/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2023-12-02 23:13:29,803 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 23:13:29,804 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 23:13:29,804 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-02 23:13:29,805 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-02 23:13:29,806 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-02 23:13:29,806 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 23:13:29,807 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 23:13:29,807 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 23:13:29,808 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 23:13:29,808 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 23:13:29,809 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 23:13:29,809 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 23:13:29,810 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 23:13:29,810 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-02 23:13:29,811 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-02 23:13:29,811 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-02 23:13:29,812 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 23:13:29,812 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 23:13:29,813 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 23:13:29,813 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-02 23:13:29,814 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-02 23:13:29,814 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-02 23:13:29,815 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-12-02 23:13:29,815 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-12-02 23:13:29,816 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 23:13:29,816 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 23:13:29,817 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 23:13:29,817 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 23:13:29,818 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 23:13:29,818 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-02 23:13:29,818 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-02 23:13:29,819 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 23:13:29,819 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-12-02 23:13:29,819 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-02 23:13:29,819 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_38d51376-b5e4-4dd6-bdf2-e828fd0a3d9b/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38d51376-b5e4-4dd6-bdf2-e828fd0a3d9b/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5e1b8b4624d0007ae8a17486b57335d86a5d8147da0a7d85486b0cccda2d27e7 [2023-12-02 23:13:30,089 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 23:13:30,110 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 23:13:30,112 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 23:13:30,113 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 23:13:30,113 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 23:13:30,115 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38d51376-b5e4-4dd6-bdf2-e828fd0a3d9b/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_normal_file-25.i [2023-12-02 23:13:32,868 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 23:13:33,075 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 23:13:33,076 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38d51376-b5e4-4dd6-bdf2-e828fd0a3d9b/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_normal_file-25.i [2023-12-02 23:13:33,084 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38d51376-b5e4-4dd6-bdf2-e828fd0a3d9b/bin/ukojak-verify-Qdu7aM0XO9/data/97a28a0f2/77772f6b85e945a6b50b01c4571a2193/FLAGc66368889 [2023-12-02 23:13:33,096 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38d51376-b5e4-4dd6-bdf2-e828fd0a3d9b/bin/ukojak-verify-Qdu7aM0XO9/data/97a28a0f2/77772f6b85e945a6b50b01c4571a2193 [2023-12-02 23:13:33,098 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 23:13:33,099 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 23:13:33,100 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 23:13:33,100 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 23:13:33,104 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 23:13:33,104 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 11:13:33" (1/1) ... [2023-12-02 23:13:33,105 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5bdba871 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:13:33, skipping insertion in model container [2023-12-02 23:13:33,105 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 11:13:33" (1/1) ... [2023-12-02 23:13:33,129 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 23:13:33,249 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_38d51376-b5e4-4dd6-bdf2-e828fd0a3d9b/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_normal_file-25.i[913,926] [2023-12-02 23:13:33,286 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 23:13:33,301 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 23:13:33,310 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_38d51376-b5e4-4dd6-bdf2-e828fd0a3d9b/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_normal_file-25.i[913,926] [2023-12-02 23:13:33,332 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 23:13:33,349 INFO L206 MainTranslator]: Completed translation [2023-12-02 23:13:33,350 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:13:33 WrapperNode [2023-12-02 23:13:33,350 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 23:13:33,351 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 23:13:33,351 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 23:13:33,351 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 23:13:33,356 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:13:33" (1/1) ... [2023-12-02 23:13:33,367 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:13:33" (1/1) ... [2023-12-02 23:13:33,391 INFO L138 Inliner]: procedures = 27, calls = 31, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 114 [2023-12-02 23:13:33,392 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 23:13:33,393 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 23:13:33,393 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 23:13:33,393 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 23:13:33,400 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:13:33" (1/1) ... [2023-12-02 23:13:33,400 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:13:33" (1/1) ... [2023-12-02 23:13:33,404 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:13:33" (1/1) ... [2023-12-02 23:13:33,405 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:13:33" (1/1) ... [2023-12-02 23:13:33,414 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:13:33" (1/1) ... [2023-12-02 23:13:33,418 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:13:33" (1/1) ... [2023-12-02 23:13:33,420 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:13:33" (1/1) ... [2023-12-02 23:13:33,422 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:13:33" (1/1) ... [2023-12-02 23:13:33,426 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 23:13:33,427 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 23:13:33,427 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 23:13:33,428 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 23:13:33,428 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:13:33" (1/1) ... [2023-12-02 23:13:33,434 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 23:13:33,442 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38d51376-b5e4-4dd6-bdf2-e828fd0a3d9b/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-02 23:13:33,453 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38d51376-b5e4-4dd6-bdf2-e828fd0a3d9b/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-02 23:13:33,464 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38d51376-b5e4-4dd6-bdf2-e828fd0a3d9b/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-02 23:13:33,495 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 23:13:33,496 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-02 23:13:33,503 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-02 23:13:33,503 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-02 23:13:33,503 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 23:13:33,503 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 23:13:33,585 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 23:13:33,586 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 23:13:33,824 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 23:13:33,928 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 23:13:33,929 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-02 23:13:33,930 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 11:13:33 BoogieIcfgContainer [2023-12-02 23:13:33,931 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 23:13:33,932 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-02 23:13:33,932 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-02 23:13:33,942 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-02 23:13:33,942 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 11:13:33" (1/1) ... [2023-12-02 23:13:33,952 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 23:13:34,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:13:34,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2023-12-02 23:13:34,010 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2023-12-02 23:13:34,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-12-02 23:13:34,017 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:13:34,017 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 23:13:34,018 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38d51376-b5e4-4dd6-bdf2-e828fd0a3d9b/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-02 23:13:34,041 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38d51376-b5e4-4dd6-bdf2-e828fd0a3d9b/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 23:13:34,042 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38d51376-b5e4-4dd6-bdf2-e828fd0a3d9b/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-12-02 23:13:34,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:13:34,674 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-02 23:13:34,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:13:34,784 INFO L262 TraceCheckSpWp]: Trace formula consists of 156 conjuncts, 27 conjunts are in the unsatisfiable core [2023-12-02 23:13:34,795 INFO L285 TraceCheckSpWp]: Computing forward predicates...