./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-while_file-61.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 30e01a73 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_94f0b4d6-b81b-4035-8536-af1450d8f2c0/bin/ukojak-verify-1t5iHCbJaC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94f0b4d6-b81b-4035-8536-af1450d8f2c0/bin/ukojak-verify-1t5iHCbJaC/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94f0b4d6-b81b-4035-8536-af1450d8f2c0/bin/ukojak-verify-1t5iHCbJaC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94f0b4d6-b81b-4035-8536-af1450d8f2c0/bin/ukojak-verify-1t5iHCbJaC/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-while_file-61.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94f0b4d6-b81b-4035-8536-af1450d8f2c0/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94f0b4d6-b81b-4035-8536-af1450d8f2c0/bin/ukojak-verify-1t5iHCbJaC --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 76397c3d2269e40266401dbec2b80ae42312379dfb56321bb6026d559b1451e3 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:10:32,428 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:10:32,522 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94f0b4d6-b81b-4035-8536-af1450d8f2c0/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-23 20:10:32,528 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 20:10:32,529 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-23 20:10:32,562 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:10:32,563 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:10:32,564 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-23 20:10:32,565 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 20:10:32,566 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 20:10:32,567 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:10:32,567 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 20:10:32,568 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 20:10:32,569 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 20:10:32,569 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 20:10:32,570 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:10:32,571 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 20:10:32,572 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:10:32,572 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 20:10:32,573 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 20:10:32,574 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 20:10:32,583 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:10:32,584 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-23 20:10:32,585 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-23 20:10:32,586 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-23 20:10:32,587 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:10:32,587 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:10:32,588 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:10:32,588 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:10:32,589 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 20:10:32,590 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-23 20:10:32,591 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 20:10:32,591 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 20:10:32,591 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_94f0b4d6-b81b-4035-8536-af1450d8f2c0/bin/ukojak-verify-1t5iHCbJaC/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94f0b4d6-b81b-4035-8536-af1450d8f2c0/bin/ukojak-verify-1t5iHCbJaC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 76397c3d2269e40266401dbec2b80ae42312379dfb56321bb6026d559b1451e3 [2023-11-23 20:10:32,965 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:10:32,993 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:10:33,023 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:10:33,024 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:10:33,025 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:10:33,027 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94f0b4d6-b81b-4035-8536-af1450d8f2c0/bin/ukojak-verify-1t5iHCbJaC/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-while_file-61.i [2023-11-23 20:10:36,448 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:10:36,708 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:10:36,708 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94f0b4d6-b81b-4035-8536-af1450d8f2c0/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-while_file-61.i [2023-11-23 20:10:36,722 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94f0b4d6-b81b-4035-8536-af1450d8f2c0/bin/ukojak-verify-1t5iHCbJaC/data/a5b97f680/2644b82f8e264f698cfebea6ca56e202/FLAG9ddb7af5d [2023-11-23 20:10:36,746 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94f0b4d6-b81b-4035-8536-af1450d8f2c0/bin/ukojak-verify-1t5iHCbJaC/data/a5b97f680/2644b82f8e264f698cfebea6ca56e202 [2023-11-23 20:10:36,753 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:10:36,759 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:10:36,763 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:10:36,763 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:10:36,769 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:10:36,770 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:10:36" (1/1) ... [2023-11-23 20:10:36,772 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@699fb364 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:10:36, skipping insertion in model container [2023-11-23 20:10:36,772 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:10:36" (1/1) ... [2023-11-23 20:10:36,809 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:10:36,977 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_94f0b4d6-b81b-4035-8536-af1450d8f2c0/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-while_file-61.i[915,928] [2023-11-23 20:10:37,039 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:10:37,054 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:10:37,069 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_94f0b4d6-b81b-4035-8536-af1450d8f2c0/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-while_file-61.i[915,928] [2023-11-23 20:10:37,117 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:10:37,161 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:10:37,161 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:10:37 WrapperNode [2023-11-23 20:10:37,162 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:10:37,163 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:10:37,163 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:10:37,163 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:10:37,172 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:10:37" (1/1) ... [2023-11-23 20:10:37,184 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:10:37" (1/1) ... [2023-11-23 20:10:37,237 INFO L138 Inliner]: procedures = 26, calls = 33, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 164 [2023-11-23 20:10:37,237 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:10:37,238 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:10:37,238 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:10:37,238 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:10:37,250 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:10:37" (1/1) ... [2023-11-23 20:10:37,256 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:10:37" (1/1) ... [2023-11-23 20:10:37,260 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:10:37" (1/1) ... [2023-11-23 20:10:37,260 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:10:37" (1/1) ... [2023-11-23 20:10:37,284 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:10:37" (1/1) ... [2023-11-23 20:10:37,298 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:10:37" (1/1) ... [2023-11-23 20:10:37,302 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:10:37" (1/1) ... [2023-11-23 20:10:37,312 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:10:37" (1/1) ... [2023-11-23 20:10:37,316 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:10:37,318 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:10:37,318 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:10:37,318 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:10:37,327 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:10:37" (1/1) ... [2023-11-23 20:10:37,334 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:10:37,355 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94f0b4d6-b81b-4035-8536-af1450d8f2c0/bin/ukojak-verify-1t5iHCbJaC/z3 [2023-11-23 20:10:37,369 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94f0b4d6-b81b-4035-8536-af1450d8f2c0/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-23 20:10:37,394 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94f0b4d6-b81b-4035-8536-af1450d8f2c0/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-23 20:10:37,418 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 20:10:37,418 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 20:10:37,419 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 20:10:37,419 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 20:10:37,420 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:10:37,420 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:10:37,531 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:10:37,534 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:10:37,997 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:10:38,417 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 20:10:38,417 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-23 20:10:38,419 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:10:38 BoogieIcfgContainer [2023-11-23 20:10:38,420 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 20:10:38,421 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-23 20:10:38,421 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-23 20:10:38,434 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-23 20:10:38,434 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:10:38" (1/1) ... [2023-11-23 20:10:38,446 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 20:10:38,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:10:38,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 39 states and 59 transitions. [2023-11-23 20:10:38,557 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 59 transitions. [2023-11-23 20:10:38,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2023-11-23 20:10:38,568 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:10:38,569 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:10:39,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 20:10:39,135 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-23 20:10:39,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 20:10:39,313 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2023-11-23 20:10:39,427 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 23.11 08:10:39 ImpRootNode [2023-11-23 20:10:39,431 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-23 20:10:39,432 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-23 20:10:39,433 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-23 20:10:39,433 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-23 20:10:39,434 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:10:38" (3/4) ... [2023-11-23 20:10:39,439 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-23 20:10:39,440 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-23 20:10:39,443 INFO L158 Benchmark]: Toolchain (without parser) took 2682.60ms. Allocated memory was 111.1MB in the beginning and 161.5MB in the end (delta: 50.3MB). Free memory was 66.8MB in the beginning and 101.5MB in the end (delta: -34.7MB). Peak memory consumption was 17.5MB. Max. memory is 16.1GB. [2023-11-23 20:10:39,443 INFO L158 Benchmark]: CDTParser took 0.42ms. Allocated memory is still 111.1MB. Free memory is still 87.3MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 20:10:39,444 INFO L158 Benchmark]: CACSL2BoogieTranslator took 399.26ms. Allocated memory was 111.1MB in the beginning and 161.5MB in the end (delta: 50.3MB). Free memory was 66.5MB in the beginning and 133.1MB in the end (delta: -66.5MB). Peak memory consumption was 18.8MB. Max. memory is 16.1GB. [2023-11-23 20:10:39,445 INFO L158 Benchmark]: Boogie Procedure Inliner took 74.73ms. Allocated memory is still 161.5MB. Free memory was 133.0MB in the beginning and 132.0MB in the end (delta: 1.0MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-23 20:10:39,448 INFO L158 Benchmark]: Boogie Preprocessor took 78.44ms. Allocated memory is still 161.5MB. Free memory was 132.0MB in the beginning and 129.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 20:10:39,450 INFO L158 Benchmark]: RCFGBuilder took 1102.40ms. Allocated memory is still 161.5MB. Free memory was 129.9MB in the beginning and 74.1MB in the end (delta: 55.8MB). Peak memory consumption was 56.6MB. Max. memory is 16.1GB. [2023-11-23 20:10:39,451 INFO L158 Benchmark]: CodeCheck took 1010.58ms. Allocated memory is still 161.5MB. Free memory was 74.1MB in the beginning and 102.5MB in the end (delta: -28.4MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 20:10:39,452 INFO L158 Benchmark]: Witness Printer took 9.15ms. Allocated memory is still 161.5MB. Free memory was 102.5MB in the beginning and 101.5MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 20:10:39,461 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, 39 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.8s, 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, 0.2s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 74 NumberOfCodeBlocks, 74 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 129, overapproximation of bitwiseOr at line 59, overapproximation of someBinaryArithmeticDOUBLEoperation at line 51, overapproximation of someBinaryDOUBLEComparisonOperation at line 129. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] double var_1_1 = 8.5; [L23] unsigned long int var_1_4 = 1; [L24] unsigned long int var_1_5 = 50; [L25] unsigned long int var_1_6 = 4; [L26] float var_1_7 = 15.8; [L27] float var_1_8 = 64.25; [L28] signed long int var_1_9 = -50; [L29] unsigned char var_1_13 = 1; [L30] unsigned long int var_1_14 = 3207304078; [L31] unsigned long int var_1_15 = 50; [L32] unsigned long int var_1_16 = 25; [L33] unsigned char var_1_17 = 1; [L34] unsigned char var_1_18 = 0; [L35] unsigned char var_1_19 = 0; [L36] unsigned short int var_1_20 = 1; [L37] unsigned long int var_1_21 = 50; [L38] signed char var_1_22 = -4; [L39] signed char var_1_23 = -10; [L40] signed long int last_1_var_1_9 = -50; [L133] isInitial = 1 [L134] FCALL initially() [L135] COND TRUE 1 [L136] CALL updateLastVariables() [L126] last_1_var_1_9 = var_1_9 [L136] RET updateLastVariables() [L137] CALL updateVariables() [L94] var_1_5 = __VERIFIER_nondet_ulong() [L95] CALL assume_abort_if_not(var_1_5 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=3207304078, var_1_15=50, var_1_16=25, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_4=1, var_1_6=4, var_1_7=79/5, var_1_8=257/4, var_1_9=-50] [L20] COND FALSE !(!cond) [L95] RET assume_abort_if_not(var_1_5 >= 0) VAL [isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=3207304078, var_1_15=50, var_1_16=25, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_4=1, var_1_6=4, var_1_7=79/5, var_1_8=257/4, var_1_9=-50] [L96] CALL assume_abort_if_not(var_1_5 <= 4294967294) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=3207304078, var_1_15=50, var_1_16=25, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_4=1, var_1_5=4, var_1_6=4, var_1_7=79/5, var_1_8=257/4, var_1_9=-50] [L20] COND FALSE !(!cond) [L96] RET assume_abort_if_not(var_1_5 <= 4294967294) VAL [isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=3207304078, var_1_15=50, var_1_16=25, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_4=1, var_1_5=4, var_1_6=4, var_1_7=79/5, var_1_8=257/4, var_1_9=-50] [L97] var_1_6 = __VERIFIER_nondet_ulong() [L98] CALL assume_abort_if_not(var_1_6 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=3207304078, var_1_15=50, var_1_16=25, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_4=1, var_1_5=4, var_1_7=79/5, var_1_8=257/4, var_1_9=-50] [L20] COND FALSE !(!cond) [L98] RET assume_abort_if_not(var_1_6 >= 0) VAL [isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=3207304078, var_1_15=50, var_1_16=25, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_4=1, var_1_5=4, var_1_7=79/5, var_1_8=257/4, var_1_9=-50] [L99] CALL assume_abort_if_not(var_1_6 <= 4294967294) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=3207304078, var_1_15=50, var_1_16=25, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_4=1, var_1_5=4, var_1_6=4, var_1_7=79/5, var_1_8=257/4, var_1_9=-50] [L20] COND FALSE !(!cond) [L99] RET assume_abort_if_not(var_1_6 <= 4294967294) VAL [isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=3207304078, var_1_15=50, var_1_16=25, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_4=1, var_1_5=4, var_1_6=4, var_1_7=79/5, var_1_8=257/4, var_1_9=-50] [L100] var_1_8 = __VERIFIER_nondet_float() [L101] CALL assume_abort_if_not((var_1_8 >= -922337.2036854765600e+13F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 9223372.036854765600e+12F && var_1_8 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=3207304078, var_1_15=50, var_1_16=25, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_4=1, var_1_5=4, var_1_6=4, var_1_7=79/5, var_1_9=-50] [L20] COND FALSE !(!cond) [L101] RET assume_abort_if_not((var_1_8 >= -922337.2036854765600e+13F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 9223372.036854765600e+12F && var_1_8 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=3207304078, var_1_15=50, var_1_16=25, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_4=1, var_1_5=4, var_1_6=4, var_1_7=79/5, var_1_9=-50] [L102] var_1_14 = __VERIFIER_nondet_ulong() [L103] CALL assume_abort_if_not(var_1_14 >= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=4294967295, var_1_15=50, var_1_16=25, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_4=1, var_1_5=4, var_1_6=4, var_1_7=79/5, var_1_9=-50] [L20] COND FALSE !(!cond) [L103] RET assume_abort_if_not(var_1_14 >= 2147483647) VAL [isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=4294967295, var_1_15=50, var_1_16=25, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_4=1, var_1_5=4, var_1_6=4, var_1_7=79/5, var_1_9=-50] [L104] CALL assume_abort_if_not(var_1_14 <= 4294967295) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=4294967295, var_1_15=50, var_1_16=25, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_4=1, var_1_5=4, var_1_6=4, var_1_7=79/5, var_1_9=-50] [L20] COND FALSE !(!cond) [L104] RET assume_abort_if_not(var_1_14 <= 4294967295) VAL [isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=4294967295, var_1_15=50, var_1_16=25, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_4=1, var_1_5=4, var_1_6=4, var_1_7=79/5, var_1_9=-50] [L105] var_1_15 = __VERIFIER_nondet_ulong() [L106] CALL assume_abort_if_not(var_1_15 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=4294967295, var_1_16=25, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_4=1, var_1_5=4, var_1_6=4, var_1_7=79/5, var_1_9=-50] [L20] COND FALSE !(!cond) [L106] RET assume_abort_if_not(var_1_15 >= 0) VAL [isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=4294967295, var_1_16=25, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_4=1, var_1_5=4, var_1_6=4, var_1_7=79/5, var_1_9=-50] [L107] CALL assume_abort_if_not(var_1_15 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=4294967295, var_1_15=0, var_1_16=25, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_4=1, var_1_5=4, var_1_6=4, var_1_7=79/5, var_1_9=-50] [L20] COND FALSE !(!cond) [L107] RET assume_abort_if_not(var_1_15 <= 2147483647) VAL [isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=4294967295, var_1_15=0, var_1_16=25, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_4=1, var_1_5=4, var_1_6=4, var_1_7=79/5, var_1_9=-50] [L108] var_1_16 = __VERIFIER_nondet_ulong() [L109] CALL assume_abort_if_not(var_1_16 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=4294967295, var_1_15=0, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_4=1, var_1_5=4, var_1_6=4, var_1_7=79/5, var_1_9=-50] [L20] COND FALSE !(!cond) [L109] RET assume_abort_if_not(var_1_16 >= 0) VAL [isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=4294967295, var_1_15=0, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_4=1, var_1_5=4, var_1_6=4, var_1_7=79/5, var_1_9=-50] [L110] CALL assume_abort_if_not(var_1_16 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=4294967295, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_4=1, var_1_5=4, var_1_6=4, var_1_7=79/5, var_1_9=-50] [L20] COND FALSE !(!cond) [L110] RET assume_abort_if_not(var_1_16 <= 2147483647) VAL [isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=4294967295, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_4=1, var_1_5=4, var_1_6=4, var_1_7=79/5, var_1_9=-50] [L111] var_1_17 = __VERIFIER_nondet_uchar() [L112] CALL assume_abort_if_not(var_1_17 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=4294967295, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_4=1, var_1_5=4, var_1_6=4, var_1_7=79/5, var_1_9=-50] [L20] COND FALSE !(!cond) [L112] RET assume_abort_if_not(var_1_17 >= 1) VAL [isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=4294967295, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_4=1, var_1_5=4, var_1_6=4, var_1_7=79/5, var_1_9=-50] [L113] CALL assume_abort_if_not(var_1_17 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=4294967295, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_4=1, var_1_5=4, var_1_6=4, var_1_7=79/5, var_1_9=-50] [L20] COND FALSE !(!cond) [L113] RET assume_abort_if_not(var_1_17 <= 1) VAL [isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=4294967295, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_4=1, var_1_5=4, var_1_6=4, var_1_7=79/5, var_1_9=-50] [L114] var_1_18 = __VERIFIER_nondet_uchar() [L115] CALL assume_abort_if_not(var_1_18 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=4294967295, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_4=1, var_1_5=4, var_1_6=4, var_1_7=79/5, var_1_9=-50] [L20] COND FALSE !(!cond) [L115] RET assume_abort_if_not(var_1_18 >= 1) VAL [isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=4294967295, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_4=1, var_1_5=4, var_1_6=4, var_1_7=79/5, var_1_9=-50] [L116] CALL assume_abort_if_not(var_1_18 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=4294967295, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_4=1, var_1_5=4, var_1_6=4, var_1_7=79/5, var_1_9=-50] [L20] COND FALSE !(!cond) [L116] RET assume_abort_if_not(var_1_18 <= 1) VAL [isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=4294967295, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_4=1, var_1_5=4, var_1_6=4, var_1_7=79/5, var_1_9=-50] [L117] var_1_20 = __VERIFIER_nondet_ushort() [L118] CALL assume_abort_if_not(var_1_20 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=4294967295, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=17/2, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_4=1, var_1_5=4, var_1_6=4, var_1_7=79/5, var_1_9=-50] [L20] COND FALSE !(!cond) [L118] RET assume_abort_if_not(var_1_20 >= 0) VAL [isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=4294967295, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=17/2, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_4=1, var_1_5=4, var_1_6=4, var_1_7=79/5, var_1_9=-50] [L119] CALL assume_abort_if_not(var_1_20 <= 65535) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=4294967295, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=17/2, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_4=1, var_1_5=4, var_1_6=4, var_1_7=79/5, var_1_9=-50] [L20] COND FALSE !(!cond) [L119] RET assume_abort_if_not(var_1_20 <= 65535) VAL [isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=4294967295, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=17/2, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_4=1, var_1_5=4, var_1_6=4, var_1_7=79/5, var_1_9=-50] [L120] CALL assume_abort_if_not(var_1_20 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=4294967295, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=17/2, var_1_20=10547, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_4=1, var_1_5=4, var_1_6=4, var_1_7=79/5, var_1_9=-50] [L20] COND FALSE !(!cond) [L120] RET assume_abort_if_not(var_1_20 != 0) VAL [isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=4294967295, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=17/2, var_1_20=10547, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_4=1, var_1_5=4, var_1_6=4, var_1_7=79/5, var_1_9=-50] [L121] var_1_23 = __VERIFIER_nondet_char() [L122] CALL assume_abort_if_not(var_1_23 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=4294967295, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=17/2, var_1_20=10547, var_1_21=50, var_1_22=-4, var_1_23=-3, var_1_4=1, var_1_5=4, var_1_6=4, var_1_7=79/5, var_1_9=-50] [L20] COND FALSE !(!cond) [L122] RET assume_abort_if_not(var_1_23 >= -127) VAL [isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=4294967295, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=17/2, var_1_20=10547, var_1_21=50, var_1_22=-4, var_1_23=-3, var_1_4=1, var_1_5=4, var_1_6=4, var_1_7=79/5, var_1_9=-50] [L123] CALL assume_abort_if_not(var_1_23 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=4294967295, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=17/2, var_1_20=10547, var_1_21=50, var_1_22=-4, var_1_23=-3, var_1_4=1, var_1_5=4, var_1_6=4, var_1_7=79/5, var_1_9=-50] [L20] COND FALSE !(!cond) [L123] RET assume_abort_if_not(var_1_23 <= 126) VAL [isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=4294967295, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=17/2, var_1_20=10547, var_1_21=50, var_1_22=-4, var_1_23=-3, var_1_4=1, var_1_5=4, var_1_6=4, var_1_7=79/5, var_1_9=-50] [L137] RET updateVariables() [L138] CALL step() [L44] signed long int stepLocal_0 = last_1_var_1_9; [L45] COND FALSE !(stepLocal_0 < last_1_var_1_9) [L48] var_1_21 = var_1_6 [L49] var_1_22 = var_1_23 [L50] COND FALSE !((var_1_21 / ((((64u) < 0 ) ? -(64u) : (64u)))) == var_1_4) [L53] unsigned long int stepLocal_4 = 4256310412u - 128u; [L54] COND FALSE !(var_1_4 >= stepLocal_4) [L57] signed long int stepLocal_3 = var_1_9; [L58] unsigned long int stepLocal_2 = (((var_1_21) > (var_1_5)) ? (var_1_21) : (var_1_5)); [L59] EXPR var_1_21 ^ 4u [L59] unsigned long int stepLocal_1 = var_1_21 ^ 4u; [L60] COND FALSE !(var_1_9 <= stepLocal_2) [L69] var_1_7 = var_1_8 [L71] COND FALSE !(var_1_21 >= (var_1_14 - ((((var_1_15) < (var_1_16)) ? (var_1_15) : (var_1_16))))) [L78] var_1_13 = var_1_18 [L80] signed long int stepLocal_5 = (var_1_22 / 2) / var_1_20; [L81] COND TRUE stepLocal_5 >= (~ 100) [L82] COND TRUE \read(var_1_13) [L83] var_1_19 = (var_1_17 && var_1_18) [L138] RET step() [L139] CALL, EXPR property() [L129] EXPR ((((var_1_21 / ((((64u) < 0 ) ? -(64u) : (64u)))) == var_1_4) ? (var_1_1 == ((double) (8.8 - 255.2))) : 1) && ((last_1_var_1_9 < last_1_var_1_9) ? (var_1_4 == ((unsigned long int) ((((var_1_5) > (var_1_6)) ? (var_1_5) : (var_1_6))))) : 1)) && ((var_1_9 <= ((((var_1_21) > (var_1_5)) ? (var_1_21) : (var_1_5)))) ? ((var_1_9 < var_1_5) ? ((var_1_9 >= (var_1_21 ^ 4u)) ? (var_1_7 == ((float) var_1_8)) : 1) : (var_1_7 == ((float) var_1_8))) : (var_1_7 == ((float) var_1_8))) [L129] EXPR (var_1_9 <= ((((var_1_21) > (var_1_5)) ? (var_1_21) : (var_1_5)))) ? ((var_1_9 < var_1_5) ? ((var_1_9 >= (var_1_21 ^ 4u)) ? (var_1_7 == ((float) var_1_8)) : 1) : (var_1_7 == ((float) var_1_8))) : (var_1_7 == ((float) var_1_8)) [L129] EXPR ((((var_1_21 / ((((64u) < 0 ) ? -(64u) : (64u)))) == var_1_4) ? (var_1_1 == ((double) (8.8 - 255.2))) : 1) && ((last_1_var_1_9 < last_1_var_1_9) ? (var_1_4 == ((unsigned long int) ((((var_1_5) > (var_1_6)) ? (var_1_5) : (var_1_6))))) : 1)) && ((var_1_9 <= ((((var_1_21) > (var_1_5)) ? (var_1_21) : (var_1_5)))) ? ((var_1_9 < var_1_5) ? ((var_1_9 >= (var_1_21 ^ 4u)) ? (var_1_7 == ((float) var_1_8)) : 1) : (var_1_7 == ((float) var_1_8))) : (var_1_7 == ((float) var_1_8))) [L129-L130] return (((((((((var_1_21 / ((((64u) < 0 ) ? -(64u) : (64u)))) == var_1_4) ? (var_1_1 == ((double) (8.8 - 255.2))) : 1) && ((last_1_var_1_9 < last_1_var_1_9) ? (var_1_4 == ((unsigned long int) ((((var_1_5) > (var_1_6)) ? (var_1_5) : (var_1_6))))) : 1)) && ((var_1_9 <= ((((var_1_21) > (var_1_5)) ? (var_1_21) : (var_1_5)))) ? ((var_1_9 < var_1_5) ? ((var_1_9 >= (var_1_21 ^ 4u)) ? (var_1_7 == ((float) var_1_8)) : 1) : (var_1_7 == ((float) var_1_8))) : (var_1_7 == ((float) var_1_8)))) && ((var_1_4 >= (4256310412u - 128u)) ? (var_1_9 == ((signed long int) (((((var_1_22 + var_1_22) < 0 ) ? -(var_1_22 + var_1_22) : (var_1_22 + var_1_22))) + var_1_22))) : 1)) && ((var_1_21 >= (var_1_14 - ((((var_1_15) < (var_1_16)) ? (var_1_15) : (var_1_16))))) ? ((var_1_16 < var_1_9) ? (var_1_13 == ((unsigned char) var_1_17)) : (var_1_13 == ((unsigned char) var_1_17))) : (var_1_13 == ((unsigned char) var_1_18)))) && ((((var_1_22 / 2) / var_1_20) >= (~ 100)) ? (var_1_13 ? (var_1_19 == ((unsigned char) (var_1_17 && var_1_18))) : 1) : (var_1_17 ? (var_1_19 == ((unsigned char) var_1_18)) : (var_1_19 == ((unsigned char) var_1_18))))) && (var_1_21 == ((unsigned long int) var_1_6))) && (var_1_22 == ((signed char) var_1_23)) ; [L139] RET, EXPR property() [L139] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=4294967295, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=17/2, var_1_20=10547, var_1_21=4, var_1_22=-3, var_1_23=-3, var_1_4=1, var_1_5=4, var_1_6=4, var_1_7=2, var_1_8=2, var_1_9=-50] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=4294967295, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=17/2, var_1_20=10547, var_1_21=4, var_1_22=-3, var_1_23=-3, var_1_4=1, var_1_5=4, var_1_6=4, var_1_7=2, var_1_8=2, var_1_9=-50] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.42ms. Allocated memory is still 111.1MB. Free memory is still 87.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 399.26ms. Allocated memory was 111.1MB in the beginning and 161.5MB in the end (delta: 50.3MB). Free memory was 66.5MB in the beginning and 133.1MB in the end (delta: -66.5MB). Peak memory consumption was 18.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 74.73ms. Allocated memory is still 161.5MB. Free memory was 133.0MB in the beginning and 132.0MB in the end (delta: 1.0MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 78.44ms. Allocated memory is still 161.5MB. Free memory was 132.0MB in the beginning and 129.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1102.40ms. Allocated memory is still 161.5MB. Free memory was 129.9MB in the beginning and 74.1MB in the end (delta: 55.8MB). Peak memory consumption was 56.6MB. Max. memory is 16.1GB. * CodeCheck took 1010.58ms. Allocated memory is still 161.5MB. Free memory was 74.1MB in the beginning and 102.5MB in the end (delta: -28.4MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 9.15ms. Allocated memory is still 161.5MB. Free memory was 102.5MB in the beginning and 101.5MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-23 20:10:39,504 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94f0b4d6-b81b-4035-8536-af1450d8f2c0/bin/ukojak-verify-1t5iHCbJaC/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_94f0b4d6-b81b-4035-8536-af1450d8f2c0/bin/ukojak-verify-1t5iHCbJaC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94f0b4d6-b81b-4035-8536-af1450d8f2c0/bin/ukojak-verify-1t5iHCbJaC/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94f0b4d6-b81b-4035-8536-af1450d8f2c0/bin/ukojak-verify-1t5iHCbJaC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94f0b4d6-b81b-4035-8536-af1450d8f2c0/bin/ukojak-verify-1t5iHCbJaC/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-while_file-61.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94f0b4d6-b81b-4035-8536-af1450d8f2c0/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94f0b4d6-b81b-4035-8536-af1450d8f2c0/bin/ukojak-verify-1t5iHCbJaC --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 76397c3d2269e40266401dbec2b80ae42312379dfb56321bb6026d559b1451e3 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:10:42,216 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:10:42,346 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94f0b4d6-b81b-4035-8536-af1450d8f2c0/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2023-11-23 20:10:42,397 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:10:42,399 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:10:42,400 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-23 20:10:42,401 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 20:10:42,401 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 20:10:42,403 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:10:42,408 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 20:10:42,408 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 20:10:42,409 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 20:10:42,409 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:10:42,411 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 20:10:42,411 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:10:42,412 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 20:10:42,412 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-23 20:10:42,413 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-23 20:10:42,413 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-23 20:10:42,414 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 20:10:42,415 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 20:10:42,415 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:10:42,416 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-23 20:10:42,416 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-23 20:10:42,417 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-23 20:10:42,417 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-23 20:10:42,418 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-23 20:10:42,418 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:10:42,419 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:10:42,419 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:10:42,420 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:10:42,421 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 20:10:42,421 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-23 20:10:42,421 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-23 20:10:42,422 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 20:10:42,422 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-23 20:10:42,422 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 20:10:42,422 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_94f0b4d6-b81b-4035-8536-af1450d8f2c0/bin/ukojak-verify-1t5iHCbJaC/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94f0b4d6-b81b-4035-8536-af1450d8f2c0/bin/ukojak-verify-1t5iHCbJaC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 76397c3d2269e40266401dbec2b80ae42312379dfb56321bb6026d559b1451e3 [2023-11-23 20:10:42,910 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:10:42,949 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:10:42,952 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:10:42,954 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:10:42,955 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:10:42,957 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94f0b4d6-b81b-4035-8536-af1450d8f2c0/bin/ukojak-verify-1t5iHCbJaC/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-while_file-61.i [2023-11-23 20:10:46,275 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:10:46,599 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:10:46,600 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94f0b4d6-b81b-4035-8536-af1450d8f2c0/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-while_file-61.i [2023-11-23 20:10:46,611 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94f0b4d6-b81b-4035-8536-af1450d8f2c0/bin/ukojak-verify-1t5iHCbJaC/data/81c9b3438/0a8ae80adf074b1fa26202899866d5d1/FLAGe5399184f [2023-11-23 20:10:46,627 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94f0b4d6-b81b-4035-8536-af1450d8f2c0/bin/ukojak-verify-1t5iHCbJaC/data/81c9b3438/0a8ae80adf074b1fa26202899866d5d1 [2023-11-23 20:10:46,630 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:10:46,632 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:10:46,634 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:10:46,634 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:10:46,639 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:10:46,640 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:10:46" (1/1) ... [2023-11-23 20:10:46,642 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5f726994 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:10:46, skipping insertion in model container [2023-11-23 20:10:46,642 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:10:46" (1/1) ... [2023-11-23 20:10:46,675 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:10:46,842 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_94f0b4d6-b81b-4035-8536-af1450d8f2c0/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-while_file-61.i[915,928] [2023-11-23 20:10:46,898 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:10:46,917 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:10:46,932 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_94f0b4d6-b81b-4035-8536-af1450d8f2c0/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-while_file-61.i[915,928] [2023-11-23 20:10:46,967 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:10:46,988 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:10:46,988 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:10:46 WrapperNode [2023-11-23 20:10:46,988 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:10:46,990 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:10:46,990 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:10:46,990 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:10:47,005 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:10:46" (1/1) ... [2023-11-23 20:10:47,020 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:10:46" (1/1) ... [2023-11-23 20:10:47,072 INFO L138 Inliner]: procedures = 27, calls = 33, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 135 [2023-11-23 20:10:47,074 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:10:47,075 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:10:47,076 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:10:47,076 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:10:47,086 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:10:46" (1/1) ... [2023-11-23 20:10:47,087 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:10:46" (1/1) ... [2023-11-23 20:10:47,101 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:10:46" (1/1) ... [2023-11-23 20:10:47,113 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:10:46" (1/1) ... [2023-11-23 20:10:47,122 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:10:46" (1/1) ... [2023-11-23 20:10:47,138 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:10:46" (1/1) ... [2023-11-23 20:10:47,141 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:10:46" (1/1) ... [2023-11-23 20:10:47,155 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:10:46" (1/1) ... [2023-11-23 20:10:47,160 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:10:47,161 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:10:47,161 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:10:47,161 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:10:47,162 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:10:46" (1/1) ... [2023-11-23 20:10:47,168 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:10:47,192 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94f0b4d6-b81b-4035-8536-af1450d8f2c0/bin/ukojak-verify-1t5iHCbJaC/z3 [2023-11-23 20:10:47,208 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94f0b4d6-b81b-4035-8536-af1450d8f2c0/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-23 20:10:47,219 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94f0b4d6-b81b-4035-8536-af1450d8f2c0/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-23 20:10:47,244 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 20:10:47,245 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-23 20:10:47,245 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 20:10:47,245 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 20:10:47,245 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:10:47,246 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:10:47,347 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:10:47,350 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:10:47,871 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:10:48,067 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 20:10:48,067 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-23 20:10:48,068 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:10:48 BoogieIcfgContainer [2023-11-23 20:10:48,069 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 20:10:48,069 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-23 20:10:48,070 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-23 20:10:48,083 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-23 20:10:48,085 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:10:48" (1/1) ... [2023-11-23 20:10:48,092 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 20:10:48,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:10:48,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 39 states and 59 transitions. [2023-11-23 20:10:48,142 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 59 transitions. [2023-11-23 20:10:48,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2023-11-23 20:10:48,150 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:10:48,150 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-23 20:10:48,150 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94f0b4d6-b81b-4035-8536-af1450d8f2c0/bin/ukojak-verify-1t5iHCbJaC/cvc4 [2023-11-23 20:10:48,153 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94f0b4d6-b81b-4035-8536-af1450d8f2c0/bin/ukojak-verify-1t5iHCbJaC/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-23 20:10:48,159 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94f0b4d6-b81b-4035-8536-af1450d8f2c0/bin/ukojak-verify-1t5iHCbJaC/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-11-23 20:10:48,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:10:48,942 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-23 20:10:49,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:10:49,178 INFO L262 TraceCheckSpWp]: Trace formula consists of 177 conjuncts, 23 conjunts are in the unsatisfiable core [2023-11-23 20:10:49,191 INFO L285 TraceCheckSpWp]: Computing forward predicates...