./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-44.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8869b4d-4085-4351-95ca-be174dc9a3d5/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8869b4d-4085-4351-95ca-be174dc9a3d5/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_f8869b4d-4085-4351-95ca-be174dc9a3d5/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8869b4d-4085-4351-95ca-be174dc9a3d5/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-44.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8869b4d-4085-4351-95ca-be174dc9a3d5/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_f8869b4d-4085-4351-95ca-be174dc9a3d5/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 52bbdb7a41796c9d1c42151e2a189c74de125cfeae86983365ab22d3ff48a0ac --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 02:16:17,776 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 02:16:17,837 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8869b4d-4085-4351-95ca-be174dc9a3d5/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-12-03 02:16:17,841 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-03 02:16:17,842 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-03 02:16:17,862 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 02:16:17,863 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 02:16:17,863 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 02:16:17,864 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 02:16:17,864 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 02:16:17,865 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 02:16:17,866 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 02:16:17,866 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 02:16:17,867 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-03 02:16:17,867 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 02:16:17,868 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 02:16:17,868 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 02:16:17,869 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 02:16:17,869 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 02:16:17,870 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 02:16:17,870 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 02:16:17,871 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 02:16:17,872 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 02:16:17,872 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 02:16:17,873 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 02:16:17,873 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 02:16:17,874 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 02:16:17,874 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 02:16:17,874 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 02:16:17,875 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 02:16:17,875 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-03 02:16:17,876 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-03 02:16:17,876 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 02:16:17,876 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_f8869b4d-4085-4351-95ca-be174dc9a3d5/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8869b4d-4085-4351-95ca-be174dc9a3d5/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 52bbdb7a41796c9d1c42151e2a189c74de125cfeae86983365ab22d3ff48a0ac [2023-12-03 02:16:18,139 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 02:16:18,165 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 02:16:18,167 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 02:16:18,168 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 02:16:18,169 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 02:16:18,170 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8869b4d-4085-4351-95ca-be174dc9a3d5/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-44.i [2023-12-03 02:16:20,900 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 02:16:21,063 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 02:16:21,063 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8869b4d-4085-4351-95ca-be174dc9a3d5/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-44.i [2023-12-03 02:16:21,071 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8869b4d-4085-4351-95ca-be174dc9a3d5/bin/ukojak-verify-Qdu7aM0XO9/data/cf121e3e6/f31f2136b22544c7969987770c6a0aa9/FLAGcd24da36e [2023-12-03 02:16:21,083 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8869b4d-4085-4351-95ca-be174dc9a3d5/bin/ukojak-verify-Qdu7aM0XO9/data/cf121e3e6/f31f2136b22544c7969987770c6a0aa9 [2023-12-03 02:16:21,085 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 02:16:21,086 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 02:16:21,087 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 02:16:21,087 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 02:16:21,091 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 02:16:21,092 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 02:16:21" (1/1) ... [2023-12-03 02:16:21,093 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@351fcff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:16:21, skipping insertion in model container [2023-12-03 02:16:21,093 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 02:16:21" (1/1) ... [2023-12-03 02:16:21,118 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 02:16:21,257 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_f8869b4d-4085-4351-95ca-be174dc9a3d5/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-44.i[915,928] [2023-12-03 02:16:21,297 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 02:16:21,309 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 02:16:21,319 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_f8869b4d-4085-4351-95ca-be174dc9a3d5/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-44.i[915,928] [2023-12-03 02:16:21,339 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 02:16:21,353 INFO L206 MainTranslator]: Completed translation [2023-12-03 02:16:21,353 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:16:21 WrapperNode [2023-12-03 02:16:21,354 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 02:16:21,355 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 02:16:21,355 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 02:16:21,355 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 02:16:21,361 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:16:21" (1/1) ... [2023-12-03 02:16:21,370 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:16:21" (1/1) ... [2023-12-03 02:16:21,402 INFO L138 Inliner]: procedures = 26, calls = 34, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 130 [2023-12-03 02:16:21,402 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 02:16:21,403 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 02:16:21,403 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 02:16:21,403 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 02:16:21,412 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:16:21" (1/1) ... [2023-12-03 02:16:21,413 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:16:21" (1/1) ... [2023-12-03 02:16:21,415 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:16:21" (1/1) ... [2023-12-03 02:16:21,416 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:16:21" (1/1) ... [2023-12-03 02:16:21,424 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:16:21" (1/1) ... [2023-12-03 02:16:21,427 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:16:21" (1/1) ... [2023-12-03 02:16:21,429 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:16:21" (1/1) ... [2023-12-03 02:16:21,431 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:16:21" (1/1) ... [2023-12-03 02:16:21,435 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 02:16:21,436 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 02:16:21,436 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 02:16:21,436 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 02:16:21,437 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:16:21" (1/1) ... [2023-12-03 02:16:21,442 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 02:16:21,456 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8869b4d-4085-4351-95ca-be174dc9a3d5/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 02:16:21,468 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8869b4d-4085-4351-95ca-be174dc9a3d5/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 02:16:21,476 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8869b4d-4085-4351-95ca-be174dc9a3d5/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 02:16:21,505 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 02:16:21,505 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-03 02:16:21,505 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-03 02:16:21,505 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-03 02:16:21,505 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 02:16:21,506 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 02:16:21,572 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 02:16:21,574 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 02:16:21,850 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 02:16:21,981 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 02:16:21,981 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-03 02:16:21,982 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 02:16:21 BoogieIcfgContainer [2023-12-03 02:16:21,983 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 02:16:21,984 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 02:16:21,984 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 02:16:21,993 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 02:16:21,994 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 02:16:21" (1/1) ... [2023-12-03 02:16:22,001 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-03 02:16:22,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:16:22,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 40 states and 61 transitions. [2023-12-03 02:16:22,049 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 61 transitions. [2023-12-03 02:16:22,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2023-12-03 02:16:22,054 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:16:22,055 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:16:22,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 02:16:22,473 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-03 02:16:22,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 02:16:22,628 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2023-12-03 02:16:22,699 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 03.12 02:16:22 ImpRootNode [2023-12-03 02:16:22,700 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-12-03 02:16:22,700 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-12-03 02:16:22,701 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-12-03 02:16:22,701 INFO L274 PluginConnector]: Witness Printer initialized [2023-12-03 02:16:22,701 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 02:16:21" (3/4) ... [2023-12-03 02:16:22,704 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-12-03 02:16:22,705 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-12-03 02:16:22,706 INFO L158 Benchmark]: Toolchain (without parser) took 1619.59ms. Allocated memory is still 155.2MB. Free memory was 115.0MB in the beginning and 50.2MB in the end (delta: 64.9MB). Peak memory consumption was 61.5MB. Max. memory is 16.1GB. [2023-12-03 02:16:22,707 INFO L158 Benchmark]: CDTParser took 0.21ms. Allocated memory is still 111.1MB. Free memory is still 79.8MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 02:16:22,707 INFO L158 Benchmark]: CACSL2BoogieTranslator took 266.63ms. Allocated memory is still 155.2MB. Free memory was 115.0MB in the beginning and 118.5MB in the end (delta: -3.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-12-03 02:16:22,708 INFO L158 Benchmark]: Boogie Procedure Inliner took 47.90ms. Allocated memory is still 155.2MB. Free memory was 118.5MB in the beginning and 115.2MB in the end (delta: 3.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 02:16:22,709 INFO L158 Benchmark]: Boogie Preprocessor took 32.21ms. Allocated memory is still 155.2MB. Free memory was 115.2MB in the beginning and 113.7MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 02:16:22,709 INFO L158 Benchmark]: RCFGBuilder took 546.84ms. Allocated memory is still 155.2MB. Free memory was 113.7MB in the beginning and 79.5MB in the end (delta: 34.2MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2023-12-03 02:16:22,710 INFO L158 Benchmark]: CodeCheck took 716.28ms. Allocated memory is still 155.2MB. Free memory was 79.5MB in the beginning and 50.2MB in the end (delta: 29.4MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. [2023-12-03 02:16:22,710 INFO L158 Benchmark]: Witness Printer took 4.77ms. Allocated memory is still 155.2MB. Free memory is still 50.2MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 02:16:22,714 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, 40 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, 0.3s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 77 NumberOfCodeBlocks, 77 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 shiftRight at line 54. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed long int var_1_1 = 32; [L23] signed char var_1_5 = -1; [L24] signed char var_1_6 = 50; [L25] unsigned char var_1_7 = 50; [L26] unsigned char var_1_8 = 10; [L27] unsigned char var_1_9 = 128; [L28] unsigned char var_1_10 = 32; [L29] unsigned char var_1_11 = 0; [L30] signed char var_1_12 = 8; [L31] unsigned char var_1_13 = 1; [L32] signed char var_1_14 = 64; [L33] signed char var_1_15 = 16; [L34] signed char var_1_16 = 16; [L35] unsigned long int var_1_17 = 4; [L101] isInitial = 1 [L102] FCALL initially() [L103] COND TRUE 1 [L104] FCALL updateLastVariables() [L105] CALL updateVariables() [L62] var_1_5 = __VERIFIER_nondet_char() [L63] CALL assume_abort_if_not(var_1_5 >= -1) VAL [\old(cond)=1, isInitial=1, var_1_10=32, var_1_11=0, var_1_12=8, var_1_13=1, var_1_14=64, var_1_15=16, var_1_16=16, var_1_17=4, var_1_1=32, var_1_5=37, var_1_6=50, var_1_7=50, var_1_8=10, var_1_9=128] [L20] COND FALSE !(!cond) [L63] RET assume_abort_if_not(var_1_5 >= -1) VAL [isInitial=1, var_1_10=32, var_1_11=0, var_1_12=8, var_1_13=1, var_1_14=64, var_1_15=16, var_1_16=16, var_1_17=4, var_1_1=32, var_1_5=37, var_1_6=50, var_1_7=50, var_1_8=10, var_1_9=128] [L64] CALL assume_abort_if_not(var_1_5 <= 127) VAL [\old(cond)=1, isInitial=1, var_1_10=32, var_1_11=0, var_1_12=8, var_1_13=1, var_1_14=64, var_1_15=16, var_1_16=16, var_1_17=4, var_1_1=32, var_1_5=37, var_1_6=50, var_1_7=50, var_1_8=10, var_1_9=128] [L20] COND FALSE !(!cond) [L64] RET assume_abort_if_not(var_1_5 <= 127) VAL [isInitial=1, var_1_10=32, var_1_11=0, var_1_12=8, var_1_13=1, var_1_14=64, var_1_15=16, var_1_16=16, var_1_17=4, var_1_1=32, var_1_5=37, var_1_6=50, var_1_7=50, var_1_8=10, var_1_9=128] [L65] var_1_6 = __VERIFIER_nondet_char() [L66] CALL assume_abort_if_not(var_1_6 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=32, var_1_11=0, var_1_12=8, var_1_13=1, var_1_14=64, var_1_15=16, var_1_16=16, var_1_17=4, var_1_1=32, var_1_5=37, var_1_6=37, var_1_7=50, var_1_8=10, var_1_9=128] [L20] COND FALSE !(!cond) [L66] RET assume_abort_if_not(var_1_6 >= 0) VAL [isInitial=1, var_1_10=32, var_1_11=0, var_1_12=8, var_1_13=1, var_1_14=64, var_1_15=16, var_1_16=16, var_1_17=4, var_1_1=32, var_1_5=37, var_1_6=37, var_1_7=50, var_1_8=10, var_1_9=128] [L67] CALL assume_abort_if_not(var_1_6 <= 127) VAL [\old(cond)=1, isInitial=1, var_1_10=32, var_1_11=0, var_1_12=8, var_1_13=1, var_1_14=64, var_1_15=16, var_1_16=16, var_1_17=4, var_1_1=32, var_1_5=37, var_1_6=37, var_1_7=50, var_1_8=10, var_1_9=128] [L20] COND FALSE !(!cond) [L67] RET assume_abort_if_not(var_1_6 <= 127) VAL [isInitial=1, var_1_10=32, var_1_11=0, var_1_12=8, var_1_13=1, var_1_14=64, var_1_15=16, var_1_16=16, var_1_17=4, var_1_1=32, var_1_5=37, var_1_6=37, var_1_7=50, var_1_8=10, var_1_9=128] [L68] var_1_7 = __VERIFIER_nondet_uchar() [L69] CALL assume_abort_if_not(var_1_7 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=32, var_1_11=0, var_1_12=8, var_1_13=1, var_1_14=64, var_1_15=16, var_1_16=16, var_1_17=4, var_1_1=32, var_1_5=37, var_1_6=37, var_1_8=10, var_1_9=128] [L20] COND FALSE !(!cond) [L69] RET assume_abort_if_not(var_1_7 >= 0) VAL [isInitial=1, var_1_10=32, var_1_11=0, var_1_12=8, var_1_13=1, var_1_14=64, var_1_15=16, var_1_16=16, var_1_17=4, var_1_1=32, var_1_5=37, var_1_6=37, var_1_8=10, var_1_9=128] [L70] CALL assume_abort_if_not(var_1_7 <= 255) VAL [\old(cond)=1, isInitial=1, var_1_10=32, var_1_11=0, var_1_12=8, var_1_13=1, var_1_14=64, var_1_15=16, var_1_16=16, var_1_17=4, var_1_1=32, var_1_5=37, var_1_6=37, var_1_8=10, var_1_9=128] [L20] COND FALSE !(!cond) [L70] RET assume_abort_if_not(var_1_7 <= 255) VAL [isInitial=1, var_1_10=32, var_1_11=0, var_1_12=8, var_1_13=1, var_1_14=64, var_1_15=16, var_1_16=16, var_1_17=4, var_1_1=32, var_1_5=37, var_1_6=37, var_1_8=10, var_1_9=128] [L71] CALL assume_abort_if_not(var_1_7 != 0) VAL [\old(cond)=1, isInitial=1, var_1_10=32, var_1_11=0, var_1_12=8, var_1_13=1, var_1_14=64, var_1_15=16, var_1_16=16, var_1_17=4, var_1_1=32, var_1_5=37, var_1_6=37, var_1_7=1, var_1_8=10, var_1_9=128] [L20] COND FALSE !(!cond) [L71] RET assume_abort_if_not(var_1_7 != 0) VAL [isInitial=1, var_1_10=32, var_1_11=0, var_1_12=8, var_1_13=1, var_1_14=64, var_1_15=16, var_1_16=16, var_1_17=4, var_1_1=32, var_1_5=37, var_1_6=37, var_1_7=1, var_1_8=10, var_1_9=128] [L72] var_1_9 = __VERIFIER_nondet_uchar() [L73] CALL assume_abort_if_not(var_1_9 >= 127) VAL [\old(cond)=1, isInitial=1, var_1_10=32, var_1_11=0, var_1_12=8, var_1_13=1, var_1_14=64, var_1_15=16, var_1_16=16, var_1_17=4, var_1_1=32, var_1_5=37, var_1_6=37, var_1_7=1, var_1_8=10, var_1_9=165] [L20] COND FALSE !(!cond) [L73] RET assume_abort_if_not(var_1_9 >= 127) VAL [isInitial=1, var_1_10=32, var_1_11=0, var_1_12=8, var_1_13=1, var_1_14=64, var_1_15=16, var_1_16=16, var_1_17=4, var_1_1=32, var_1_5=37, var_1_6=37, var_1_7=1, var_1_8=10, var_1_9=165] [L74] CALL assume_abort_if_not(var_1_9 <= 254) VAL [\old(cond)=1, isInitial=1, var_1_10=32, var_1_11=0, var_1_12=8, var_1_13=1, var_1_14=64, var_1_15=16, var_1_16=16, var_1_17=4, var_1_1=32, var_1_5=37, var_1_6=37, var_1_7=1, var_1_8=10, var_1_9=165] [L20] COND FALSE !(!cond) [L74] RET assume_abort_if_not(var_1_9 <= 254) VAL [isInitial=1, var_1_10=32, var_1_11=0, var_1_12=8, var_1_13=1, var_1_14=64, var_1_15=16, var_1_16=16, var_1_17=4, var_1_1=32, var_1_5=37, var_1_6=37, var_1_7=1, var_1_8=10, var_1_9=165] [L75] var_1_10 = __VERIFIER_nondet_uchar() [L76] CALL assume_abort_if_not(var_1_10 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_11=0, var_1_12=8, var_1_13=1, var_1_14=64, var_1_15=16, var_1_16=16, var_1_17=4, var_1_1=32, var_1_5=37, var_1_6=37, var_1_7=1, var_1_8=10, var_1_9=165] [L20] COND FALSE !(!cond) [L76] RET assume_abort_if_not(var_1_10 >= 0) VAL [isInitial=1, var_1_11=0, var_1_12=8, var_1_13=1, var_1_14=64, var_1_15=16, var_1_16=16, var_1_17=4, var_1_1=32, var_1_5=37, var_1_6=37, var_1_7=1, var_1_8=10, var_1_9=165] [L77] CALL assume_abort_if_not(var_1_10 <= 64) VAL [\old(cond)=1, isInitial=1, var_1_10=64, var_1_11=0, var_1_12=8, var_1_13=1, var_1_14=64, var_1_15=16, var_1_16=16, var_1_17=4, var_1_1=32, var_1_5=37, var_1_6=37, var_1_7=1, var_1_8=10, var_1_9=165] [L20] COND FALSE !(!cond) [L77] RET assume_abort_if_not(var_1_10 <= 64) VAL [isInitial=1, var_1_10=64, var_1_11=0, var_1_12=8, var_1_13=1, var_1_14=64, var_1_15=16, var_1_16=16, var_1_17=4, var_1_1=32, var_1_5=37, var_1_6=37, var_1_7=1, var_1_8=10, var_1_9=165] [L78] var_1_11 = __VERIFIER_nondet_uchar() [L79] CALL assume_abort_if_not(var_1_11 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=64, var_1_12=8, var_1_13=1, var_1_14=64, var_1_15=16, var_1_16=16, var_1_17=4, var_1_1=32, var_1_5=37, var_1_6=37, var_1_7=1, var_1_8=10, var_1_9=165] [L20] COND FALSE !(!cond) [L79] RET assume_abort_if_not(var_1_11 >= 0) VAL [isInitial=1, var_1_10=64, var_1_12=8, var_1_13=1, var_1_14=64, var_1_15=16, var_1_16=16, var_1_17=4, var_1_1=32, var_1_5=37, var_1_6=37, var_1_7=1, var_1_8=10, var_1_9=165] [L80] CALL assume_abort_if_not(var_1_11 <= 63) VAL [\old(cond)=1, isInitial=1, var_1_10=64, var_1_11=63, var_1_12=8, var_1_13=1, var_1_14=64, var_1_15=16, var_1_16=16, var_1_17=4, var_1_1=32, var_1_5=37, var_1_6=37, var_1_7=1, var_1_8=10, var_1_9=165] [L20] COND FALSE !(!cond) [L80] RET assume_abort_if_not(var_1_11 <= 63) VAL [isInitial=1, var_1_10=64, var_1_11=63, var_1_12=8, var_1_13=1, var_1_14=64, var_1_15=16, var_1_16=16, var_1_17=4, var_1_1=32, var_1_5=37, var_1_6=37, var_1_7=1, var_1_8=10, var_1_9=165] [L81] var_1_13 = __VERIFIER_nondet_uchar() [L82] CALL assume_abort_if_not(var_1_13 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=64, var_1_11=63, var_1_12=8, var_1_14=64, var_1_15=16, var_1_16=16, var_1_17=4, var_1_1=32, var_1_5=37, var_1_6=37, var_1_7=1, var_1_8=10, var_1_9=165] [L20] COND FALSE !(!cond) [L82] RET assume_abort_if_not(var_1_13 >= 0) VAL [isInitial=1, var_1_10=64, var_1_11=63, var_1_12=8, var_1_14=64, var_1_15=16, var_1_16=16, var_1_17=4, var_1_1=32, var_1_5=37, var_1_6=37, var_1_7=1, var_1_8=10, var_1_9=165] [L83] CALL assume_abort_if_not(var_1_13 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=64, var_1_11=63, var_1_12=8, var_1_13=0, var_1_14=64, var_1_15=16, var_1_16=16, var_1_17=4, var_1_1=32, var_1_5=37, var_1_6=37, var_1_7=1, var_1_8=10, var_1_9=165] [L20] COND FALSE !(!cond) [L83] RET assume_abort_if_not(var_1_13 <= 1) VAL [isInitial=1, var_1_10=64, var_1_11=63, var_1_12=8, var_1_13=0, var_1_14=64, var_1_15=16, var_1_16=16, var_1_17=4, var_1_1=32, var_1_5=37, var_1_6=37, var_1_7=1, var_1_8=10, var_1_9=165] [L84] var_1_14 = __VERIFIER_nondet_char() [L85] CALL assume_abort_if_not(var_1_14 >= 62) VAL [\old(cond)=1, isInitial=1, var_1_10=64, var_1_11=63, var_1_12=8, var_1_13=0, var_1_14=100, var_1_15=16, var_1_16=16, var_1_17=4, var_1_1=32, var_1_5=37, var_1_6=37, var_1_7=1, var_1_8=10, var_1_9=165] [L20] COND FALSE !(!cond) [L85] RET assume_abort_if_not(var_1_14 >= 62) VAL [isInitial=1, var_1_10=64, var_1_11=63, var_1_12=8, var_1_13=0, var_1_14=100, var_1_15=16, var_1_16=16, var_1_17=4, var_1_1=32, var_1_5=37, var_1_6=37, var_1_7=1, var_1_8=10, var_1_9=165] [L86] CALL assume_abort_if_not(var_1_14 <= 126) VAL [\old(cond)=1, isInitial=1, var_1_10=64, var_1_11=63, var_1_12=8, var_1_13=0, var_1_14=100, var_1_15=16, var_1_16=16, var_1_17=4, var_1_1=32, var_1_5=37, var_1_6=37, var_1_7=1, var_1_8=10, var_1_9=165] [L20] COND FALSE !(!cond) [L86] RET assume_abort_if_not(var_1_14 <= 126) VAL [isInitial=1, var_1_10=64, var_1_11=63, var_1_12=8, var_1_13=0, var_1_14=100, var_1_15=16, var_1_16=16, var_1_17=4, var_1_1=32, var_1_5=37, var_1_6=37, var_1_7=1, var_1_8=10, var_1_9=165] [L87] var_1_15 = __VERIFIER_nondet_char() [L88] CALL assume_abort_if_not(var_1_15 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=64, var_1_11=63, var_1_12=8, var_1_13=0, var_1_14=100, var_1_15=64, var_1_16=16, var_1_17=4, var_1_1=32, var_1_5=37, var_1_6=37, var_1_7=1, var_1_8=10, var_1_9=165] [L20] COND FALSE !(!cond) [L88] RET assume_abort_if_not(var_1_15 >= 0) VAL [isInitial=1, var_1_10=64, var_1_11=63, var_1_12=8, var_1_13=0, var_1_14=100, var_1_15=64, var_1_16=16, var_1_17=4, var_1_1=32, var_1_5=37, var_1_6=37, var_1_7=1, var_1_8=10, var_1_9=165] [L89] CALL assume_abort_if_not(var_1_15 <= 126) VAL [\old(cond)=1, isInitial=1, var_1_10=64, var_1_11=63, var_1_12=8, var_1_13=0, var_1_14=100, var_1_15=64, var_1_16=16, var_1_17=4, var_1_1=32, var_1_5=37, var_1_6=37, var_1_7=1, var_1_8=10, var_1_9=165] [L20] COND FALSE !(!cond) [L89] RET assume_abort_if_not(var_1_15 <= 126) VAL [isInitial=1, var_1_10=64, var_1_11=63, var_1_12=8, var_1_13=0, var_1_14=100, var_1_15=64, var_1_16=16, var_1_17=4, var_1_1=32, var_1_5=37, var_1_6=37, var_1_7=1, var_1_8=10, var_1_9=165] [L90] var_1_16 = __VERIFIER_nondet_char() [L91] CALL assume_abort_if_not(var_1_16 >= -127) VAL [\old(cond)=1, isInitial=1, var_1_10=64, var_1_11=63, var_1_12=8, var_1_13=0, var_1_14=100, var_1_15=64, var_1_16=1, var_1_17=4, var_1_1=32, var_1_5=37, var_1_6=37, var_1_7=1, var_1_8=10, var_1_9=165] [L20] COND FALSE !(!cond) [L91] RET assume_abort_if_not(var_1_16 >= -127) VAL [isInitial=1, var_1_10=64, var_1_11=63, var_1_12=8, var_1_13=0, var_1_14=100, var_1_15=64, var_1_16=1, var_1_17=4, var_1_1=32, var_1_5=37, var_1_6=37, var_1_7=1, var_1_8=10, var_1_9=165] [L92] CALL assume_abort_if_not(var_1_16 <= 126) VAL [\old(cond)=1, isInitial=1, var_1_10=64, var_1_11=63, var_1_12=8, var_1_13=0, var_1_14=100, var_1_15=64, var_1_16=1, var_1_17=4, var_1_1=32, var_1_5=37, var_1_6=37, var_1_7=1, var_1_8=10, var_1_9=165] [L20] COND FALSE !(!cond) [L92] RET assume_abort_if_not(var_1_16 <= 126) VAL [isInitial=1, var_1_10=64, var_1_11=63, var_1_12=8, var_1_13=0, var_1_14=100, var_1_15=64, var_1_16=1, var_1_17=4, var_1_1=32, var_1_5=37, var_1_6=37, var_1_7=1, var_1_8=10, var_1_9=165] [L105] RET updateVariables() [L106] CALL step() [L39] var_1_8 = (var_1_9 - (var_1_10 + var_1_11)) [L40] COND TRUE ! var_1_13 [L41] var_1_12 = ((((((var_1_14 - var_1_11) - ((((var_1_10) > (var_1_15)) ? (var_1_10) : (var_1_15))))) > (var_1_16)) ? (((var_1_14 - var_1_11) - ((((var_1_10) > (var_1_15)) ? (var_1_10) : (var_1_15))))) : (var_1_16))) [L45] signed long int stepLocal_1 = var_1_5 - var_1_6; [L46] signed char stepLocal_0 = var_1_5; [L47] COND TRUE var_1_12 > stepLocal_1 [L48] COND FALSE !((var_1_8 / var_1_7) <= stepLocal_0) [L54] EXPR var_1_1 >> var_1_11 [L54] signed long int stepLocal_2 = var_1_1 >> var_1_11; [L55] COND TRUE stepLocal_2 != ((var_1_1 * var_1_8) / ((((var_1_14) < 0 ) ? -(var_1_14) : (var_1_14)))) [L56] var_1_17 = var_1_11 [L106] RET step() [L107] CALL, EXPR property() [L97] EXPR ((((var_1_12 > (var_1_5 - var_1_6)) ? (((var_1_8 / var_1_7) <= var_1_5) ? (var_1_1 == ((signed long int) var_1_12)) : 1) : (var_1_1 == ((signed long int) var_1_7))) && (var_1_8 == ((unsigned char) (var_1_9 - (var_1_10 + var_1_11))))) && ((! var_1_13) ? (var_1_12 == ((signed char) ((((((var_1_14 - var_1_11) - ((((var_1_10) > (var_1_15)) ? (var_1_10) : (var_1_15))))) > (var_1_16)) ? (((var_1_14 - var_1_11) - ((((var_1_10) > (var_1_15)) ? (var_1_10) : (var_1_15))))) : (var_1_16))))) : (var_1_12 == ((signed char) 2)))) && (((var_1_1 >> var_1_11) != ((var_1_1 * var_1_8) / ((((var_1_14) < 0 ) ? -(var_1_14) : (var_1_14))))) ? (var_1_17 == ((unsigned long int) var_1_11)) : (var_1_17 == ((unsigned long int) var_1_7))) [L97] EXPR var_1_1 >> var_1_11 [L97] EXPR ((((var_1_12 > (var_1_5 - var_1_6)) ? (((var_1_8 / var_1_7) <= var_1_5) ? (var_1_1 == ((signed long int) var_1_12)) : 1) : (var_1_1 == ((signed long int) var_1_7))) && (var_1_8 == ((unsigned char) (var_1_9 - (var_1_10 + var_1_11))))) && ((! var_1_13) ? (var_1_12 == ((signed char) ((((((var_1_14 - var_1_11) - ((((var_1_10) > (var_1_15)) ? (var_1_10) : (var_1_15))))) > (var_1_16)) ? (((var_1_14 - var_1_11) - ((((var_1_10) > (var_1_15)) ? (var_1_10) : (var_1_15))))) : (var_1_16))))) : (var_1_12 == ((signed char) 2)))) && (((var_1_1 >> var_1_11) != ((var_1_1 * var_1_8) / ((((var_1_14) < 0 ) ? -(var_1_14) : (var_1_14))))) ? (var_1_17 == ((unsigned long int) var_1_11)) : (var_1_17 == ((unsigned long int) var_1_7))) [L97-L98] return ((((var_1_12 > (var_1_5 - var_1_6)) ? (((var_1_8 / var_1_7) <= var_1_5) ? (var_1_1 == ((signed long int) var_1_12)) : 1) : (var_1_1 == ((signed long int) var_1_7))) && (var_1_8 == ((unsigned char) (var_1_9 - (var_1_10 + var_1_11))))) && ((! var_1_13) ? (var_1_12 == ((signed char) ((((((var_1_14 - var_1_11) - ((((var_1_10) > (var_1_15)) ? (var_1_10) : (var_1_15))))) > (var_1_16)) ? (((var_1_14 - var_1_11) - ((((var_1_10) > (var_1_15)) ? (var_1_10) : (var_1_15))))) : (var_1_16))))) : (var_1_12 == ((signed char) 2)))) && (((var_1_1 >> var_1_11) != ((var_1_1 * var_1_8) / ((((var_1_14) < 0 ) ? -(var_1_14) : (var_1_14))))) ? (var_1_17 == ((unsigned long int) var_1_11)) : (var_1_17 == ((unsigned long int) var_1_7))) ; [L107] RET, EXPR property() [L107] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, var_1_10=64, var_1_11=63, var_1_12=1, var_1_13=0, var_1_14=100, var_1_15=64, var_1_16=1, var_1_17=63, var_1_1=32, var_1_5=37, var_1_6=37, var_1_7=1, var_1_8=38, var_1_9=165] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, var_1_10=64, var_1_11=63, var_1_12=1, var_1_13=0, var_1_14=100, var_1_15=64, var_1_16=1, var_1_17=63, var_1_1=32, var_1_5=37, var_1_6=37, var_1_7=1, var_1_8=38, var_1_9=165] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21ms. Allocated memory is still 111.1MB. Free memory is still 79.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 266.63ms. Allocated memory is still 155.2MB. Free memory was 115.0MB in the beginning and 118.5MB in the end (delta: -3.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 47.90ms. Allocated memory is still 155.2MB. Free memory was 118.5MB in the beginning and 115.2MB in the end (delta: 3.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 32.21ms. Allocated memory is still 155.2MB. Free memory was 115.2MB in the beginning and 113.7MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 546.84ms. Allocated memory is still 155.2MB. Free memory was 113.7MB in the beginning and 79.5MB in the end (delta: 34.2MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. * CodeCheck took 716.28ms. Allocated memory is still 155.2MB. Free memory was 79.5MB in the beginning and 50.2MB in the end (delta: 29.4MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. * Witness Printer took 4.77ms. Allocated memory is still 155.2MB. Free memory is still 50.2MB. There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-12-03 02:16:22,732 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8869b4d-4085-4351-95ca-be174dc9a3d5/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8869b4d-4085-4351-95ca-be174dc9a3d5/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8869b4d-4085-4351-95ca-be174dc9a3d5/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_f8869b4d-4085-4351-95ca-be174dc9a3d5/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8869b4d-4085-4351-95ca-be174dc9a3d5/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-44.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8869b4d-4085-4351-95ca-be174dc9a3d5/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_f8869b4d-4085-4351-95ca-be174dc9a3d5/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 52bbdb7a41796c9d1c42151e2a189c74de125cfeae86983365ab22d3ff48a0ac --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 02:16:24,833 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 02:16:24,926 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8869b4d-4085-4351-95ca-be174dc9a3d5/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2023-12-03 02:16:24,957 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 02:16:24,958 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 02:16:24,959 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 02:16:24,960 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 02:16:24,961 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 02:16:24,961 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 02:16:24,962 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 02:16:24,962 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 02:16:24,963 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 02:16:24,963 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 02:16:24,964 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 02:16:24,964 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 02:16:24,965 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 02:16:24,965 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-03 02:16:24,966 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-03 02:16:24,966 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-03 02:16:24,967 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 02:16:24,967 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 02:16:24,968 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 02:16:24,969 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 02:16:24,969 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 02:16:24,970 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 02:16:24,970 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 02:16:24,971 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-12-03 02:16:24,971 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 02:16:24,971 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 02:16:24,972 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 02:16:24,972 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 02:16:24,973 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 02:16:24,973 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-03 02:16:24,974 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 02:16:24,974 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 02:16:24,974 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-12-03 02:16:24,974 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-03 02:16:24,975 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_f8869b4d-4085-4351-95ca-be174dc9a3d5/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8869b4d-4085-4351-95ca-be174dc9a3d5/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 52bbdb7a41796c9d1c42151e2a189c74de125cfeae86983365ab22d3ff48a0ac [2023-12-03 02:16:25,245 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 02:16:25,265 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 02:16:25,268 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 02:16:25,269 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 02:16:25,270 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 02:16:25,271 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8869b4d-4085-4351-95ca-be174dc9a3d5/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-44.i [2023-12-03 02:16:28,096 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 02:16:28,266 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 02:16:28,266 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8869b4d-4085-4351-95ca-be174dc9a3d5/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-44.i [2023-12-03 02:16:28,277 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8869b4d-4085-4351-95ca-be174dc9a3d5/bin/ukojak-verify-Qdu7aM0XO9/data/1e02c2089/0e2503d04f564d078244c2a2d10e663b/FLAG5d5c54800 [2023-12-03 02:16:28,292 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8869b4d-4085-4351-95ca-be174dc9a3d5/bin/ukojak-verify-Qdu7aM0XO9/data/1e02c2089/0e2503d04f564d078244c2a2d10e663b [2023-12-03 02:16:28,295 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 02:16:28,297 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 02:16:28,298 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 02:16:28,298 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 02:16:28,303 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 02:16:28,304 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 02:16:28" (1/1) ... [2023-12-03 02:16:28,305 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@60395198 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:16:28, skipping insertion in model container [2023-12-03 02:16:28,305 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 02:16:28" (1/1) ... [2023-12-03 02:16:28,333 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 02:16:28,481 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_f8869b4d-4085-4351-95ca-be174dc9a3d5/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-44.i[915,928] [2023-12-03 02:16:28,540 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 02:16:28,556 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 02:16:28,569 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_f8869b4d-4085-4351-95ca-be174dc9a3d5/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-44.i[915,928] [2023-12-03 02:16:28,588 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 02:16:28,605 INFO L206 MainTranslator]: Completed translation [2023-12-03 02:16:28,605 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:16:28 WrapperNode [2023-12-03 02:16:28,605 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 02:16:28,606 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 02:16:28,606 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 02:16:28,607 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 02:16:28,614 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:16:28" (1/1) ... [2023-12-03 02:16:28,625 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:16:28" (1/1) ... [2023-12-03 02:16:28,649 INFO L138 Inliner]: procedures = 27, calls = 34, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 113 [2023-12-03 02:16:28,650 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 02:16:28,650 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 02:16:28,650 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 02:16:28,651 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 02:16:28,659 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:16:28" (1/1) ... [2023-12-03 02:16:28,660 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:16:28" (1/1) ... [2023-12-03 02:16:28,663 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:16:28" (1/1) ... [2023-12-03 02:16:28,664 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:16:28" (1/1) ... [2023-12-03 02:16:28,672 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:16:28" (1/1) ... [2023-12-03 02:16:28,675 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:16:28" (1/1) ... [2023-12-03 02:16:28,677 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:16:28" (1/1) ... [2023-12-03 02:16:28,679 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:16:28" (1/1) ... [2023-12-03 02:16:28,682 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 02:16:28,683 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 02:16:28,683 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 02:16:28,683 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 02:16:28,684 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:16:28" (1/1) ... [2023-12-03 02:16:28,689 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 02:16:28,701 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8869b4d-4085-4351-95ca-be174dc9a3d5/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 02:16:28,712 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8869b4d-4085-4351-95ca-be174dc9a3d5/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 02:16:28,716 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8869b4d-4085-4351-95ca-be174dc9a3d5/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 02:16:28,749 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 02:16:28,749 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-03 02:16:28,750 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-03 02:16:28,750 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-03 02:16:28,750 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 02:16:28,750 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 02:16:28,836 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 02:16:28,838 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 02:16:29,234 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 02:16:29,328 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 02:16:29,328 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-03 02:16:29,330 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 02:16:29 BoogieIcfgContainer [2023-12-03 02:16:29,330 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 02:16:29,331 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 02:16:29,331 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 02:16:29,341 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 02:16:29,341 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 02:16:29" (1/1) ... [2023-12-03 02:16:29,349 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-03 02:16:29,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:16:29,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 40 states and 61 transitions. [2023-12-03 02:16:29,403 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 61 transitions. [2023-12-03 02:16:29,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2023-12-03 02:16:29,409 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:16:29,409 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 02:16:29,409 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8869b4d-4085-4351-95ca-be174dc9a3d5/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 02:16:29,427 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8869b4d-4085-4351-95ca-be174dc9a3d5/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 02:16:29,428 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8869b4d-4085-4351-95ca-be174dc9a3d5/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-12-03 02:16:29,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:16:29,712 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 02:16:29,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:16:29,875 INFO L262 TraceCheckSpWp]: Trace formula consists of 174 conjuncts, 12 conjunts are in the unsatisfiable core [2023-12-03 02:16:29,888 INFO L285 TraceCheckSpWp]: Computing forward predicates...