./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_normal_file-7.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_208cc95a-0b9c-43a5-b04b-8587aa2eb515/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_208cc95a-0b9c-43a5-b04b-8587aa2eb515/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_208cc95a-0b9c-43a5-b04b-8587aa2eb515/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_208cc95a-0b9c-43a5-b04b-8587aa2eb515/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_normal_file-7.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_208cc95a-0b9c-43a5-b04b-8587aa2eb515/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_208cc95a-0b9c-43a5-b04b-8587aa2eb515/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 f1648fbf8a6e9a12fa966e41ca01aa2c551b0fd9acc65986e1ec4cee749b3435 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 01:24:15,447 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 01:24:15,520 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_208cc95a-0b9c-43a5-b04b-8587aa2eb515/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-12-03 01:24:15,524 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-03 01:24:15,525 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-03 01:24:15,547 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 01:24:15,548 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 01:24:15,549 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 01:24:15,550 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 01:24:15,550 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 01:24:15,551 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 01:24:15,551 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 01:24:15,552 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 01:24:15,552 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-03 01:24:15,553 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 01:24:15,553 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 01:24:15,553 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 01:24:15,554 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 01:24:15,554 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 01:24:15,555 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 01:24:15,555 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 01:24:15,556 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 01:24:15,556 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 01:24:15,557 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 01:24:15,557 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 01:24:15,558 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 01:24:15,558 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 01:24:15,559 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 01:24:15,559 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 01:24:15,559 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 01:24:15,560 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-03 01:24:15,560 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-03 01:24:15,561 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 01:24:15,561 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_208cc95a-0b9c-43a5-b04b-8587aa2eb515/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_208cc95a-0b9c-43a5-b04b-8587aa2eb515/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f1648fbf8a6e9a12fa966e41ca01aa2c551b0fd9acc65986e1ec4cee749b3435 [2023-12-03 01:24:15,795 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 01:24:15,816 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 01:24:15,818 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 01:24:15,820 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 01:24:15,820 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 01:24:15,821 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_208cc95a-0b9c-43a5-b04b-8587aa2eb515/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_normal_file-7.i [2023-12-03 01:24:18,535 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 01:24:18,696 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 01:24:18,697 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_208cc95a-0b9c-43a5-b04b-8587aa2eb515/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_normal_file-7.i [2023-12-03 01:24:18,705 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_208cc95a-0b9c-43a5-b04b-8587aa2eb515/bin/ukojak-verify-Qdu7aM0XO9/data/6eec31674/7ae2c5d0edf14ce18736c86aabc68156/FLAG2babcb51b [2023-12-03 01:24:18,718 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_208cc95a-0b9c-43a5-b04b-8587aa2eb515/bin/ukojak-verify-Qdu7aM0XO9/data/6eec31674/7ae2c5d0edf14ce18736c86aabc68156 [2023-12-03 01:24:18,720 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 01:24:18,721 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 01:24:18,722 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 01:24:18,722 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 01:24:18,727 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 01:24:18,727 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 01:24:18" (1/1) ... [2023-12-03 01:24:18,728 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3956eb60 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:24:18, skipping insertion in model container [2023-12-03 01:24:18,729 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 01:24:18" (1/1) ... [2023-12-03 01:24:18,752 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 01:24:18,917 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_208cc95a-0b9c-43a5-b04b-8587aa2eb515/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_normal_file-7.i[912,925] [2023-12-03 01:24:18,957 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 01:24:18,969 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 01:24:18,981 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_208cc95a-0b9c-43a5-b04b-8587aa2eb515/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_normal_file-7.i[912,925] [2023-12-03 01:24:19,002 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 01:24:19,015 INFO L206 MainTranslator]: Completed translation [2023-12-03 01:24:19,015 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:24:19 WrapperNode [2023-12-03 01:24:19,016 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 01:24:19,017 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 01:24:19,017 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 01:24:19,017 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 01:24:19,022 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:24:19" (1/1) ... [2023-12-03 01:24:19,031 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:24:19" (1/1) ... [2023-12-03 01:24:19,062 INFO L138 Inliner]: procedures = 26, calls = 25, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 97 [2023-12-03 01:24:19,063 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 01:24:19,063 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 01:24:19,064 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 01:24:19,064 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 01:24:19,072 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:24:19" (1/1) ... [2023-12-03 01:24:19,073 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:24:19" (1/1) ... [2023-12-03 01:24:19,075 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:24:19" (1/1) ... [2023-12-03 01:24:19,076 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:24:19" (1/1) ... [2023-12-03 01:24:19,082 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:24:19" (1/1) ... [2023-12-03 01:24:19,085 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:24:19" (1/1) ... [2023-12-03 01:24:19,087 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:24:19" (1/1) ... [2023-12-03 01:24:19,089 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:24:19" (1/1) ... [2023-12-03 01:24:19,092 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 01:24:19,093 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 01:24:19,093 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 01:24:19,093 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 01:24:19,094 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:24:19" (1/1) ... [2023-12-03 01:24:19,100 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 01:24:19,112 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_208cc95a-0b9c-43a5-b04b-8587aa2eb515/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 01:24:19,123 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_208cc95a-0b9c-43a5-b04b-8587aa2eb515/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 01:24:19,125 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_208cc95a-0b9c-43a5-b04b-8587aa2eb515/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 01:24:19,154 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 01:24:19,155 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-03 01:24:19,155 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-03 01:24:19,155 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-03 01:24:19,155 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 01:24:19,155 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 01:24:19,221 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 01:24:19,222 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 01:24:19,454 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 01:24:19,574 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 01:24:19,574 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-03 01:24:19,576 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 01:24:19 BoogieIcfgContainer [2023-12-03 01:24:19,576 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 01:24:19,577 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 01:24:19,577 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 01:24:19,586 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 01:24:19,586 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 01:24:19" (1/1) ... [2023-12-03 01:24:19,594 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-03 01:24:19,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:24:19,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 28 states and 40 transitions. [2023-12-03 01:24:19,646 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 40 transitions. [2023-12-03 01:24:19,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-12-03 01:24:19,651 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:24:19,651 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:24:19,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 01:24:19,831 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-03 01:24:19,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 01:24:19,910 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2023-12-03 01:24:19,960 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 03.12 01:24:19 ImpRootNode [2023-12-03 01:24:19,960 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-12-03 01:24:19,960 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-12-03 01:24:19,960 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-12-03 01:24:19,961 INFO L274 PluginConnector]: Witness Printer initialized [2023-12-03 01:24:19,961 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 01:24:19" (3/4) ... [2023-12-03 01:24:19,963 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-12-03 01:24:19,964 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-12-03 01:24:19,965 INFO L158 Benchmark]: Toolchain (without parser) took 1242.90ms. Allocated memory is still 163.6MB. Free memory was 125.1MB in the beginning and 77.0MB in the end (delta: 48.1MB). Peak memory consumption was 44.6MB. Max. memory is 16.1GB. [2023-12-03 01:24:19,965 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 117.4MB. Free memory is still 86.3MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 01:24:19,965 INFO L158 Benchmark]: CACSL2BoogieTranslator took 293.64ms. Allocated memory is still 163.6MB. Free memory was 124.4MB in the beginning and 128.7MB in the end (delta: -4.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-12-03 01:24:19,966 INFO L158 Benchmark]: Boogie Procedure Inliner took 46.25ms. Allocated memory is still 163.6MB. Free memory was 128.7MB in the beginning and 125.9MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 01:24:19,967 INFO L158 Benchmark]: Boogie Preprocessor took 28.98ms. Allocated memory is still 163.6MB. Free memory was 125.9MB in the beginning and 124.5MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 01:24:19,968 INFO L158 Benchmark]: RCFGBuilder took 482.93ms. Allocated memory is still 163.6MB. Free memory was 124.5MB in the beginning and 99.3MB in the end (delta: 25.2MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2023-12-03 01:24:19,969 INFO L158 Benchmark]: CodeCheck took 382.78ms. Allocated memory is still 163.6MB. Free memory was 99.3MB in the beginning and 77.0MB in the end (delta: 22.3MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2023-12-03 01:24:19,969 INFO L158 Benchmark]: Witness Printer took 3.50ms. Allocated memory is still 163.6MB. Free memory is still 77.0MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 01:24:19,973 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: 0.3s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 47 NumberOfCodeBlocks, 47 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 71, overapproximation of someBinaryDOUBLEComparisonOperation at line 37. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned char var_1_1 = 1; [L23] float var_1_3 = 8.2; [L24] float var_1_4 = 100000000000.4; [L25] unsigned char var_1_6 = 4; [L26] double var_1_7 = 0.2; [L27] unsigned char var_1_8 = 0; [L28] unsigned short int var_1_9 = 32; [L29] unsigned char var_1_10 = 1; [L30] double var_1_11 = 127.5; [L31] unsigned long int var_1_12 = 5; [L32] double last_1_var_1_7 = 0.2; [L33] unsigned long int last_1_var_1_12 = 5; [L97] isInitial = 1 [L98] FCALL initially() [L99] COND TRUE 1 [L100] CALL updateLastVariables() [L89] last_1_var_1_7 = var_1_7 [L90] last_1_var_1_12 = var_1_12 [L100] RET updateLastVariables() [L101] CALL updateVariables() [L68] var_1_3 = __VERIFIER_nondet_float() [L69] CALL assume_abort_if_not((var_1_3 >= 0.0F && var_1_3 <= -1.0e-20F) || (var_1_3 <= 9223372.036854776000e+12F && var_1_3 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=5, last_1_var_1_7=1/5, var_1_10=1, var_1_11=255/2, var_1_12=5, var_1_1=1, var_1_4=500000000002/5, var_1_6=4, var_1_7=1/5, var_1_8=0, var_1_9=32] [L20] COND FALSE !(!cond) [L69] RET assume_abort_if_not((var_1_3 >= 0.0F && var_1_3 <= -1.0e-20F) || (var_1_3 <= 9223372.036854776000e+12F && var_1_3 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=5, last_1_var_1_7=1/5, var_1_10=1, var_1_11=255/2, var_1_12=5, var_1_1=1, var_1_4=500000000002/5, var_1_6=4, var_1_7=1/5, var_1_8=0, var_1_9=32] [L70] var_1_4 = __VERIFIER_nondet_float() [L71] CALL assume_abort_if_not((var_1_4 >= 0.0F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 9223372.036854776000e+12F && var_1_4 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=5, last_1_var_1_7=1/5, var_1_10=1, var_1_11=255/2, var_1_12=5, var_1_1=1, var_1_6=4, var_1_7=1/5, var_1_8=0, var_1_9=32] [L20] COND FALSE !(!cond) [L71] RET assume_abort_if_not((var_1_4 >= 0.0F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 9223372.036854776000e+12F && var_1_4 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=5, last_1_var_1_7=1/5, var_1_10=1, var_1_11=255/2, var_1_12=5, var_1_1=1, var_1_6=4, var_1_7=1/5, var_1_8=0, var_1_9=32] [L72] var_1_6 = __VERIFIER_nondet_uchar() [L73] CALL assume_abort_if_not(var_1_6 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=5, last_1_var_1_7=1/5, var_1_10=1, var_1_11=255/2, var_1_12=5, var_1_1=1, var_1_7=1/5, var_1_8=0, var_1_9=32] [L20] COND FALSE !(!cond) [L73] RET assume_abort_if_not(var_1_6 >= 0) VAL [isInitial=1, last_1_var_1_12=5, last_1_var_1_7=1/5, var_1_10=1, var_1_11=255/2, var_1_12=5, var_1_1=1, var_1_7=1/5, var_1_8=0, var_1_9=32] [L74] CALL assume_abort_if_not(var_1_6 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=5, last_1_var_1_7=1/5, var_1_10=1, var_1_11=255/2, var_1_12=5, var_1_1=1, var_1_6=2, var_1_7=1/5, var_1_8=0, var_1_9=32] [L20] COND FALSE !(!cond) [L74] RET assume_abort_if_not(var_1_6 <= 254) VAL [isInitial=1, last_1_var_1_12=5, last_1_var_1_7=1/5, var_1_10=1, var_1_11=255/2, var_1_12=5, var_1_1=1, var_1_6=2, var_1_7=1/5, var_1_8=0, var_1_9=32] [L75] var_1_8 = __VERIFIER_nondet_uchar() [L76] CALL assume_abort_if_not(var_1_8 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=5, last_1_var_1_7=1/5, var_1_10=1, var_1_11=255/2, var_1_12=5, var_1_1=1, var_1_6=2, var_1_7=1/5, var_1_9=32] [L20] COND FALSE !(!cond) [L76] RET assume_abort_if_not(var_1_8 >= 0) VAL [isInitial=1, last_1_var_1_12=5, last_1_var_1_7=1/5, var_1_10=1, var_1_11=255/2, var_1_12=5, var_1_1=1, var_1_6=2, var_1_7=1/5, var_1_9=32] [L77] CALL assume_abort_if_not(var_1_8 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=5, last_1_var_1_7=1/5, var_1_10=1, var_1_11=255/2, var_1_12=5, var_1_1=1, var_1_6=2, var_1_7=1/5, var_1_8=0, var_1_9=32] [L20] COND FALSE !(!cond) [L77] RET assume_abort_if_not(var_1_8 <= 1) VAL [isInitial=1, last_1_var_1_12=5, last_1_var_1_7=1/5, var_1_10=1, var_1_11=255/2, var_1_12=5, var_1_1=1, var_1_6=2, var_1_7=1/5, var_1_8=0, var_1_9=32] [L78] var_1_9 = __VERIFIER_nondet_ushort() [L79] CALL assume_abort_if_not(var_1_9 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=5, last_1_var_1_7=1/5, var_1_10=1, var_1_11=255/2, var_1_12=5, var_1_1=1, var_1_6=2, var_1_7=1/5, var_1_8=0] [L20] COND FALSE !(!cond) [L79] RET assume_abort_if_not(var_1_9 >= 0) VAL [isInitial=1, last_1_var_1_12=5, last_1_var_1_7=1/5, var_1_10=1, var_1_11=255/2, var_1_12=5, var_1_1=1, var_1_6=2, var_1_7=1/5, var_1_8=0] [L80] CALL assume_abort_if_not(var_1_9 <= 65535) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=5, last_1_var_1_7=1/5, var_1_10=1, var_1_11=255/2, var_1_12=5, var_1_1=1, var_1_6=2, var_1_7=1/5, var_1_8=0] [L20] COND FALSE !(!cond) [L80] RET assume_abort_if_not(var_1_9 <= 65535) VAL [isInitial=1, last_1_var_1_12=5, last_1_var_1_7=1/5, var_1_10=1, var_1_11=255/2, var_1_12=5, var_1_1=1, var_1_6=2, var_1_7=1/5, var_1_8=0] [L81] CALL assume_abort_if_not(var_1_9 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=5, last_1_var_1_7=1/5, var_1_10=1, var_1_11=255/2, var_1_12=5, var_1_1=1, var_1_6=2, var_1_7=1/5, var_1_8=0, var_1_9=2] [L20] COND FALSE !(!cond) [L81] RET assume_abort_if_not(var_1_9 != 0) VAL [isInitial=1, last_1_var_1_12=5, last_1_var_1_7=1/5, var_1_10=1, var_1_11=255/2, var_1_12=5, var_1_1=1, var_1_6=2, var_1_7=1/5, var_1_8=0, var_1_9=2] [L82] var_1_10 = __VERIFIER_nondet_uchar() [L83] CALL assume_abort_if_not(var_1_10 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=5, last_1_var_1_7=1/5, var_1_11=255/2, var_1_12=5, var_1_1=1, var_1_6=2, var_1_7=1/5, var_1_8=0, var_1_9=2] [L20] COND FALSE !(!cond) [L83] RET assume_abort_if_not(var_1_10 >= 0) VAL [isInitial=1, last_1_var_1_12=5, last_1_var_1_7=1/5, var_1_11=255/2, var_1_12=5, var_1_1=1, var_1_6=2, var_1_7=1/5, var_1_8=0, var_1_9=2] [L84] CALL assume_abort_if_not(var_1_10 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=5, last_1_var_1_7=1/5, var_1_10=1, var_1_11=255/2, var_1_12=5, var_1_1=1, var_1_6=2, var_1_7=1/5, var_1_8=0, var_1_9=2] [L20] COND FALSE !(!cond) [L84] RET assume_abort_if_not(var_1_10 <= 1) VAL [isInitial=1, last_1_var_1_12=5, last_1_var_1_7=1/5, var_1_10=1, var_1_11=255/2, var_1_12=5, var_1_1=1, var_1_6=2, var_1_7=1/5, var_1_8=0, var_1_9=2] [L85] var_1_11 = __VERIFIER_nondet_double() [L86] CALL assume_abort_if_not((var_1_11 >= -922337.2036854765600e+13F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 9223372.036854765600e+12F && var_1_11 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=5, last_1_var_1_7=1/5, var_1_10=1, var_1_12=5, var_1_1=1, var_1_6=2, var_1_7=1/5, var_1_8=0, var_1_9=2] [L20] COND FALSE !(!cond) [L86] RET assume_abort_if_not((var_1_11 >= -922337.2036854765600e+13F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 9223372.036854765600e+12F && var_1_11 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=5, last_1_var_1_7=1/5, var_1_10=1, var_1_12=5, var_1_1=1, var_1_6=2, var_1_7=1/5, var_1_8=0, var_1_9=2] [L101] RET updateVariables() [L102] CALL step() [L37] COND TRUE ! (last_1_var_1_7 <= (var_1_3 - var_1_4)) [L38] COND FALSE !(-1 < last_1_var_1_12) [L41] var_1_1 = var_1_6 [L46] COND FALSE !(var_1_8 || ((var_1_6 / var_1_9) >= var_1_1)) [L53] var_1_7 = var_1_11 [L55] COND FALSE !(\read(var_1_8)) [L64] var_1_12 = var_1_6 [L102] RET step() [L103] CALL, EXPR property() [L93-L94] return (((! (last_1_var_1_7 <= (var_1_3 - var_1_4))) ? ((-1 < last_1_var_1_12) ? (var_1_1 == ((unsigned char) var_1_6)) : (var_1_1 == ((unsigned char) var_1_6))) : (var_1_1 == ((unsigned char) var_1_6))) && ((var_1_8 || ((var_1_6 / var_1_9) >= var_1_1)) ? ((var_1_8 && var_1_10) ? (var_1_7 == ((double) var_1_11)) : (var_1_7 == ((double) var_1_11))) : (var_1_7 == ((double) var_1_11)))) && (var_1_8 ? ((var_1_10 && (var_1_4 <= var_1_7)) ? ((((((var_1_4) > (var_1_11)) ? (var_1_4) : (var_1_11))) > var_1_7) ? (var_1_12 == ((unsigned long int) ((((((3725801564u - var_1_6) - var_1_1)) > (var_1_9)) ? (((3725801564u - var_1_6) - var_1_1)) : (var_1_9))))) : (var_1_12 == ((unsigned long int) var_1_6))) : 1) : (var_1_12 == ((unsigned long int) var_1_6))) ; [L103] RET, EXPR property() [L103] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_12=5, last_1_var_1_7=1/5, var_1_10=1, var_1_11=2, var_1_12=2, var_1_1=2, var_1_6=2, var_1_7=2, var_1_8=0, var_1_9=2] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_12=5, last_1_var_1_7=1/5, var_1_10=1, var_1_11=2, var_1_12=2, var_1_1=2, var_1_6=2, var_1_7=2, var_1_8=0, var_1_9=2] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18ms. Allocated memory is still 117.4MB. Free memory is still 86.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 293.64ms. Allocated memory is still 163.6MB. Free memory was 124.4MB in the beginning and 128.7MB in the end (delta: -4.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 46.25ms. Allocated memory is still 163.6MB. Free memory was 128.7MB in the beginning and 125.9MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 28.98ms. Allocated memory is still 163.6MB. Free memory was 125.9MB in the beginning and 124.5MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 482.93ms. Allocated memory is still 163.6MB. Free memory was 124.5MB in the beginning and 99.3MB in the end (delta: 25.2MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * CodeCheck took 382.78ms. Allocated memory is still 163.6MB. Free memory was 99.3MB in the beginning and 77.0MB in the end (delta: 22.3MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * Witness Printer took 3.50ms. Allocated memory is still 163.6MB. Free memory is still 77.0MB. There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-12-03 01:24:19,992 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_208cc95a-0b9c-43a5-b04b-8587aa2eb515/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_208cc95a-0b9c-43a5-b04b-8587aa2eb515/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_208cc95a-0b9c-43a5-b04b-8587aa2eb515/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_208cc95a-0b9c-43a5-b04b-8587aa2eb515/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_208cc95a-0b9c-43a5-b04b-8587aa2eb515/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_normal_file-7.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_208cc95a-0b9c-43a5-b04b-8587aa2eb515/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_208cc95a-0b9c-43a5-b04b-8587aa2eb515/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 f1648fbf8a6e9a12fa966e41ca01aa2c551b0fd9acc65986e1ec4cee749b3435 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 01:24:21,867 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 01:24:21,945 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_208cc95a-0b9c-43a5-b04b-8587aa2eb515/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2023-12-03 01:24:21,975 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 01:24:21,976 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 01:24:21,977 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 01:24:21,978 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 01:24:21,978 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 01:24:21,979 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 01:24:21,979 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 01:24:21,980 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 01:24:21,981 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 01:24:21,981 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 01:24:21,981 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 01:24:21,982 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 01:24:21,983 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 01:24:21,983 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-03 01:24:21,984 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-03 01:24:21,984 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-03 01:24:21,985 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 01:24:21,985 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 01:24:21,989 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 01:24:21,989 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 01:24:21,989 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 01:24:21,990 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 01:24:21,990 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 01:24:21,990 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-12-03 01:24:21,991 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 01:24:21,991 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 01:24:21,992 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 01:24:21,992 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 01:24:21,993 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 01:24:21,993 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-03 01:24:21,993 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 01:24:21,993 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 01:24:21,994 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-12-03 01:24:21,994 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-03 01:24:21,994 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_208cc95a-0b9c-43a5-b04b-8587aa2eb515/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_208cc95a-0b9c-43a5-b04b-8587aa2eb515/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f1648fbf8a6e9a12fa966e41ca01aa2c551b0fd9acc65986e1ec4cee749b3435 [2023-12-03 01:24:22,257 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 01:24:22,277 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 01:24:22,279 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 01:24:22,280 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 01:24:22,281 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 01:24:22,282 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_208cc95a-0b9c-43a5-b04b-8587aa2eb515/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_normal_file-7.i [2023-12-03 01:24:25,093 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 01:24:25,282 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 01:24:25,283 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_208cc95a-0b9c-43a5-b04b-8587aa2eb515/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_normal_file-7.i [2023-12-03 01:24:25,292 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_208cc95a-0b9c-43a5-b04b-8587aa2eb515/bin/ukojak-verify-Qdu7aM0XO9/data/2a88dbc83/146b450c532d406b9f0b184f7eee1b9c/FLAG72552ef0f [2023-12-03 01:24:25,648 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_208cc95a-0b9c-43a5-b04b-8587aa2eb515/bin/ukojak-verify-Qdu7aM0XO9/data/2a88dbc83/146b450c532d406b9f0b184f7eee1b9c [2023-12-03 01:24:25,650 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 01:24:25,651 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 01:24:25,652 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 01:24:25,652 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 01:24:25,656 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 01:24:25,656 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 01:24:25" (1/1) ... [2023-12-03 01:24:25,657 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3bae4a8c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:24:25, skipping insertion in model container [2023-12-03 01:24:25,657 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 01:24:25" (1/1) ... [2023-12-03 01:24:25,682 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 01:24:25,824 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_208cc95a-0b9c-43a5-b04b-8587aa2eb515/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_normal_file-7.i[912,925] [2023-12-03 01:24:25,864 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 01:24:25,880 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 01:24:25,893 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_208cc95a-0b9c-43a5-b04b-8587aa2eb515/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_normal_file-7.i[912,925] [2023-12-03 01:24:25,914 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 01:24:25,933 INFO L206 MainTranslator]: Completed translation [2023-12-03 01:24:25,934 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:24:25 WrapperNode [2023-12-03 01:24:25,934 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 01:24:25,935 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 01:24:25,935 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 01:24:25,935 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 01:24:25,943 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:24:25" (1/1) ... [2023-12-03 01:24:25,954 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:24:25" (1/1) ... [2023-12-03 01:24:25,980 INFO L138 Inliner]: procedures = 27, calls = 25, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 97 [2023-12-03 01:24:25,981 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 01:24:25,981 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 01:24:25,982 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 01:24:25,982 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 01:24:25,991 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:24:25" (1/1) ... [2023-12-03 01:24:25,991 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:24:25" (1/1) ... [2023-12-03 01:24:25,995 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:24:25" (1/1) ... [2023-12-03 01:24:25,995 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:24:25" (1/1) ... [2023-12-03 01:24:26,005 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:24:25" (1/1) ... [2023-12-03 01:24:26,008 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:24:25" (1/1) ... [2023-12-03 01:24:26,011 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:24:25" (1/1) ... [2023-12-03 01:24:26,013 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:24:25" (1/1) ... [2023-12-03 01:24:26,017 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 01:24:26,018 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 01:24:26,018 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 01:24:26,018 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 01:24:26,019 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:24:25" (1/1) ... [2023-12-03 01:24:26,025 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 01:24:26,036 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_208cc95a-0b9c-43a5-b04b-8587aa2eb515/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 01:24:26,047 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_208cc95a-0b9c-43a5-b04b-8587aa2eb515/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 01:24:26,065 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_208cc95a-0b9c-43a5-b04b-8587aa2eb515/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 01:24:26,096 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 01:24:26,096 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-03 01:24:26,096 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-03 01:24:26,096 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-03 01:24:26,097 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 01:24:26,097 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 01:24:26,176 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 01:24:26,178 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 01:24:27,347 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 01:24:27,467 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 01:24:27,467 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-03 01:24:27,469 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 01:24:27 BoogieIcfgContainer [2023-12-03 01:24:27,469 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 01:24:27,470 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 01:24:27,470 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 01:24:27,480 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 01:24:27,480 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 01:24:27" (1/1) ... [2023-12-03 01:24:27,489 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-03 01:24:27,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:24:27,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 28 states and 40 transitions. [2023-12-03 01:24:27,542 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 40 transitions. [2023-12-03 01:24:27,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-12-03 01:24:27,547 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:24:27,548 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 01:24:27,548 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_208cc95a-0b9c-43a5-b04b-8587aa2eb515/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 01:24:27,585 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_208cc95a-0b9c-43a5-b04b-8587aa2eb515/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 01:24:27,586 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_208cc95a-0b9c-43a5-b04b-8587aa2eb515/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-12-03 01:24:28,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:24:28,225 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 01:24:28,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:24:28,340 INFO L262 TraceCheckSpWp]: Trace formula consists of 115 conjuncts, 14 conjunts are in the unsatisfiable core [2023-12-03 01:24:28,349 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:26:56,986 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 12 proven. 8 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2023-12-03 01:26:56,992 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_208cc95a-0b9c-43a5-b04b-8587aa2eb515/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2023-12-03 01:26:58,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:26:58,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 29 states and 42 transitions. [2023-12-03 01:26:58,206 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 42 transitions. [2023-12-03 01:26:58,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-12-03 01:26:58,208 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:26:58,208 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 01:26:58,208 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_208cc95a-0b9c-43a5-b04b-8587aa2eb515/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 01:26:58,209 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_208cc95a-0b9c-43a5-b04b-8587aa2eb515/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 01:26:58,210 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_208cc95a-0b9c-43a5-b04b-8587aa2eb515/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2023-12-03 01:26:58,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:26:58,798 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 01:26:58,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:26:58,897 INFO L262 TraceCheckSpWp]: Trace formula consists of 115 conjuncts, 14 conjunts are in the unsatisfiable core [2023-12-03 01:26:58,900 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:29:31,303 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 12 proven. 8 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2023-12-03 01:29:31,308 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_208cc95a-0b9c-43a5-b04b-8587aa2eb515/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2023-12-03 01:29:31,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:29:31,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 29 states and 42 transitions. [2023-12-03 01:29:31,320 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 42 transitions. [2023-12-03 01:29:31,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-12-03 01:29:31,322 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:29:31,323 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 01:29:31,323 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_208cc95a-0b9c-43a5-b04b-8587aa2eb515/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 01:29:31,324 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_208cc95a-0b9c-43a5-b04b-8587aa2eb515/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 01:29:31,324 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_208cc95a-0b9c-43a5-b04b-8587aa2eb515/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2023-12-03 01:29:31,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:29:31,912 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 01:29:31,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:29:31,999 INFO L262 TraceCheckSpWp]: Trace formula consists of 115 conjuncts, 14 conjunts are in the unsatisfiable core [2023-12-03 01:29:32,003 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:32:02,963 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 12 proven. 8 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2023-12-03 01:32:02,968 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_208cc95a-0b9c-43a5-b04b-8587aa2eb515/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2023-12-03 01:32:02,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:32:02,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 29 states and 42 transitions. [2023-12-03 01:32:02,976 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 42 transitions. [2023-12-03 01:32:02,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-12-03 01:32:02,978 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:32:02,978 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 01:32:02,978 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_208cc95a-0b9c-43a5-b04b-8587aa2eb515/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 01:32:02,979 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_208cc95a-0b9c-43a5-b04b-8587aa2eb515/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 01:32:02,980 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_208cc95a-0b9c-43a5-b04b-8587aa2eb515/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2023-12-03 01:32:03,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:32:03,567 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 01:32:03,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:32:03,640 INFO L262 TraceCheckSpWp]: Trace formula consists of 115 conjuncts, 14 conjunts are in the unsatisfiable core [2023-12-03 01:32:03,643 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:34:43,566 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 12 proven. 8 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2023-12-03 01:34:43,571 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_208cc95a-0b9c-43a5-b04b-8587aa2eb515/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2023-12-03 01:34:43,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:34:43,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 29 states and 42 transitions. [2023-12-03 01:34:43,579 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 42 transitions. [2023-12-03 01:34:43,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-12-03 01:34:43,581 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:34:43,581 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 01:34:43,581 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_208cc95a-0b9c-43a5-b04b-8587aa2eb515/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 01:34:43,582 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_208cc95a-0b9c-43a5-b04b-8587aa2eb515/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 01:34:43,583 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_208cc95a-0b9c-43a5-b04b-8587aa2eb515/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2023-12-03 01:34:44,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:34:44,223 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 01:34:44,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:34:44,324 INFO L262 TraceCheckSpWp]: Trace formula consists of 115 conjuncts, 15 conjunts are in the unsatisfiable core [2023-12-03 01:34:44,327 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:36:48,922 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 12 proven. 8 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2023-12-03 01:36:48,927 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_208cc95a-0b9c-43a5-b04b-8587aa2eb515/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (6)] Ended with exit code 0 [2023-12-03 01:36:49,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:36:49,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 50 states and 76 transitions. [2023-12-03 01:36:49,898 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 76 transitions. [2023-12-03 01:36:49,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-12-03 01:36:49,899 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:36:49,900 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 01:36:49,900 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_208cc95a-0b9c-43a5-b04b-8587aa2eb515/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 01:36:49,901 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_208cc95a-0b9c-43a5-b04b-8587aa2eb515/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 01:36:49,902 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_208cc95a-0b9c-43a5-b04b-8587aa2eb515/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2023-12-03 01:36:50,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:36:50,581 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 01:36:50,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:36:50,679 INFO L262 TraceCheckSpWp]: Trace formula consists of 115 conjuncts, 14 conjunts are in the unsatisfiable core [2023-12-03 01:36:50,682 INFO L285 TraceCheckSpWp]: Computing forward predicates...