./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-29.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a0165632 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_d7043d0b-25a6-4107-869c-b7dc4c39f4dd/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7043d0b-25a6-4107-869c-b7dc4c39f4dd/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7043d0b-25a6-4107-869c-b7dc4c39f4dd/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7043d0b-25a6-4107-869c-b7dc4c39f4dd/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-29.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7043d0b-25a6-4107-869c-b7dc4c39f4dd/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7043d0b-25a6-4107-869c-b7dc4c39f4dd/bin/ukojak-verify-ImItNfHLgk --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 84b9b484a0a851d8bdc3d133b59eb42adec2817266fa068895794fd4caa48d14 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 19:29:50,536 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 19:29:50,630 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7043d0b-25a6-4107-869c-b7dc4c39f4dd/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-08 19:29:50,637 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 19:29:50,639 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 19:29:50,679 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 19:29:50,680 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 19:29:50,681 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 19:29:50,681 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 19:29:50,682 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 19:29:50,684 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 19:29:50,684 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 19:29:50,685 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 19:29:50,687 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 19:29:50,688 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 19:29:50,688 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 19:29:50,689 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 19:29:50,689 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 19:29:50,690 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 19:29:50,690 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 19:29:50,690 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 19:29:50,696 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 19:29:50,697 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 19:29:50,697 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 19:29:50,698 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 19:29:50,698 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 19:29:50,698 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 19:29:50,699 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 19:29:50,699 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 19:29:50,700 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 19:29:50,700 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 19:29:50,700 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 19:29:50,701 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 19:29:50,701 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_d7043d0b-25a6-4107-869c-b7dc4c39f4dd/bin/ukojak-verify-ImItNfHLgk/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7043d0b-25a6-4107-869c-b7dc4c39f4dd/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 84b9b484a0a851d8bdc3d133b59eb42adec2817266fa068895794fd4caa48d14 [2024-11-08 19:29:51,036 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 19:29:51,069 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 19:29:51,072 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 19:29:51,074 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 19:29:51,075 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 19:29:51,076 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7043d0b-25a6-4107-869c-b7dc4c39f4dd/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-29.i Unable to find full path for "g++" [2024-11-08 19:29:53,159 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 19:29:53,343 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 19:29:53,344 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7043d0b-25a6-4107-869c-b7dc4c39f4dd/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-29.i [2024-11-08 19:29:53,353 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7043d0b-25a6-4107-869c-b7dc4c39f4dd/bin/ukojak-verify-ImItNfHLgk/data/c3e42d276/0f93cccd80484827a45e349cac646ef7/FLAGbf4b29b73 [2024-11-08 19:29:53,728 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7043d0b-25a6-4107-869c-b7dc4c39f4dd/bin/ukojak-verify-ImItNfHLgk/data/c3e42d276/0f93cccd80484827a45e349cac646ef7 [2024-11-08 19:29:53,731 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 19:29:53,734 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 19:29:53,739 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 19:29:53,739 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 19:29:53,745 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 19:29:53,746 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 07:29:53" (1/1) ... [2024-11-08 19:29:53,747 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@f9c5f2e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:29:53, skipping insertion in model container [2024-11-08 19:29:53,749 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 07:29:53" (1/1) ... [2024-11-08 19:29:53,783 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 19:29:54,040 WARN L250 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_d7043d0b-25a6-4107-869c-b7dc4c39f4dd/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-29.i[915,928] [2024-11-08 19:29:54,081 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 19:29:54,091 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 19:29:54,107 WARN L250 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_d7043d0b-25a6-4107-869c-b7dc4c39f4dd/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-29.i[915,928] [2024-11-08 19:29:54,126 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 19:29:54,146 INFO L204 MainTranslator]: Completed translation [2024-11-08 19:29:54,147 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:29:54 WrapperNode [2024-11-08 19:29:54,147 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 19:29:54,148 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 19:29:54,149 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 19:29:54,149 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 19:29:54,157 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:29:54" (1/1) ... [2024-11-08 19:29:54,166 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:29:54" (1/1) ... [2024-11-08 19:29:54,213 INFO L138 Inliner]: procedures = 26, calls = 23, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 82 [2024-11-08 19:29:54,217 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 19:29:54,218 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 19:29:54,222 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 19:29:54,222 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 19:29:54,238 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:29:54" (1/1) ... [2024-11-08 19:29:54,239 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:29:54" (1/1) ... [2024-11-08 19:29:54,241 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:29:54" (1/1) ... [2024-11-08 19:29:54,241 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:29:54" (1/1) ... [2024-11-08 19:29:54,253 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:29:54" (1/1) ... [2024-11-08 19:29:54,300 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:29:54" (1/1) ... [2024-11-08 19:29:54,305 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:29:54" (1/1) ... [2024-11-08 19:29:54,311 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:29:54" (1/1) ... [2024-11-08 19:29:54,314 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 19:29:54,319 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 19:29:54,319 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 19:29:54,319 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 19:29:54,320 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:29:54" (1/1) ... [2024-11-08 19:29:54,333 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 19:29:54,352 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7043d0b-25a6-4107-869c-b7dc4c39f4dd/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 19:29:54,369 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7043d0b-25a6-4107-869c-b7dc4c39f4dd/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 19:29:54,376 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7043d0b-25a6-4107-869c-b7dc4c39f4dd/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 19:29:54,415 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 19:29:54,416 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-08 19:29:54,416 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-08 19:29:54,416 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-08 19:29:54,417 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 19:29:54,417 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 19:29:54,517 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 19:29:54,522 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 19:29:54,822 INFO L? ?]: Removed 10 outVars from TransFormulas that were not future-live. [2024-11-08 19:29:54,823 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 19:29:54,984 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 19:29:54,985 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-08 19:29:54,985 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:29:54 BoogieIcfgContainer [2024-11-08 19:29:54,985 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 19:29:54,986 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 19:29:54,986 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 19:29:54,999 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 19:29:54,999 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:29:54" (1/1) ... [2024-11-08 19:29:55,009 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 19:29:55,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:29:55,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 25 states and 35 transitions. [2024-11-08 19:29:55,067 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 35 transitions. [2024-11-08 19:29:55,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-08 19:29:55,073 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:29:55,074 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:29:55,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 19:29:55,308 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 19:29:55,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 19:29:55,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 19:29:55,645 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 19:29:55,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 19:29:55,744 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-08 19:29:55,801 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 07:29:55 ImpRootNode [2024-11-08 19:29:55,801 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 19:29:55,806 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 19:29:55,806 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 19:29:55,807 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 19:29:55,807 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:29:54" (3/4) ... [2024-11-08 19:29:55,814 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-08 19:29:55,816 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 19:29:55,817 INFO L158 Benchmark]: Toolchain (without parser) took 2082.26ms. Allocated memory is still 121.6MB. Free memory was 66.8MB in the beginning and 83.9MB in the end (delta: -17.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 19:29:55,817 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 92.3MB. Free memory was 49.1MB in the beginning and 48.9MB in the end (delta: 157.4kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 19:29:55,818 INFO L158 Benchmark]: CACSL2BoogieTranslator took 409.13ms. Allocated memory is still 121.6MB. Free memory was 66.6MB in the beginning and 52.9MB in the end (delta: 13.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-08 19:29:55,819 INFO L158 Benchmark]: Boogie Procedure Inliner took 69.14ms. Allocated memory is still 121.6MB. Free memory was 52.9MB in the beginning and 50.6MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 19:29:55,820 INFO L158 Benchmark]: Boogie Preprocessor took 99.86ms. Allocated memory is still 121.6MB. Free memory was 50.6MB in the beginning and 93.1MB in the end (delta: -42.4MB). Peak memory consumption was 8.0MB. Max. memory is 16.1GB. [2024-11-08 19:29:55,820 INFO L158 Benchmark]: RCFGBuilder took 666.74ms. Allocated memory is still 121.6MB. Free memory was 93.1MB in the beginning and 71.9MB in the end (delta: 21.2MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2024-11-08 19:29:55,823 INFO L158 Benchmark]: CodeCheck took 815.06ms. Allocated memory is still 121.6MB. Free memory was 71.9MB in the beginning and 84.5MB in the end (delta: -12.6MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 19:29:55,824 INFO L158 Benchmark]: Witness Printer took 9.54ms. Allocated memory is still 121.6MB. Free memory was 84.5MB in the beginning and 83.9MB in the end (delta: 590.3kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 19:29:55,832 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, 25 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.7s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 40 NumberOfCodeBlocks, 40 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 37, overapproximation of someBinaryDOUBLEComparisonOperation at line 41, overapproximation of someUnaryFLOAToperation at line 38. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] float var_1_1 = 2.5; [L23] unsigned char var_1_2 = 0; [L24] float var_1_3 = 9.3; [L25] float var_1_4 = 3.4; [L26] unsigned short int var_1_5 = 32; [L27] unsigned short int var_1_6 = 10; [L28] unsigned short int var_1_7 = 64; [L29] unsigned short int var_1_8 = 16; [L30] unsigned short int var_1_9 = 1; [L80] isInitial = 1 [L81] FCALL initially() [L82] COND TRUE 1 [L83] FCALL updateLastVariables() [L84] CALL updateVariables() [L56] var_1_2 = __VERIFIER_nondet_uchar() [L57] CALL assume_abort_if_not(var_1_2 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_1=5/2, var_1_3=93/10, var_1_4=17/5, var_1_5=32, var_1_6=10, var_1_7=64, var_1_8=16, var_1_9=1] [L20] COND FALSE !(!cond) [L57] RET assume_abort_if_not(var_1_2 >= 0) VAL [isInitial=1, var_1_1=5/2, var_1_3=93/10, var_1_4=17/5, var_1_5=32, var_1_6=10, var_1_7=64, var_1_8=16, var_1_9=1] [L58] CALL assume_abort_if_not(var_1_2 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_1=5/2, var_1_2=0, var_1_3=93/10, var_1_4=17/5, var_1_5=32, var_1_6=10, var_1_7=64, var_1_8=16, var_1_9=1] [L20] COND FALSE !(!cond) [L58] RET assume_abort_if_not(var_1_2 <= 1) VAL [isInitial=1, var_1_1=5/2, var_1_2=0, var_1_3=93/10, var_1_4=17/5, var_1_5=32, var_1_6=10, var_1_7=64, var_1_8=16, var_1_9=1] [L59] var_1_3 = __VERIFIER_nondet_float() [L60] CALL assume_abort_if_not((var_1_3 >= -922337.2036854765600e+13F && var_1_3 <= -1.0e-20F) || (var_1_3 <= 9223372.036854765600e+12F && var_1_3 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_1=5/2, var_1_2=0, var_1_4=17/5, var_1_5=32, var_1_6=10, var_1_7=64, var_1_8=16, var_1_9=1] [L20] COND FALSE !(!cond) [L60] RET assume_abort_if_not((var_1_3 >= -922337.2036854765600e+13F && var_1_3 <= -1.0e-20F) || (var_1_3 <= 9223372.036854765600e+12F && var_1_3 >= 1.0e-20F )) VAL [isInitial=1, var_1_1=5/2, var_1_2=0, var_1_4=17/5, var_1_5=32, var_1_6=10, var_1_7=64, var_1_8=16, var_1_9=1] [L61] var_1_4 = __VERIFIER_nondet_float() [L62] CALL assume_abort_if_not((var_1_4 >= -922337.2036854776000e+13F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 9223372.036854776000e+12F && var_1_4 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_1=5/2, var_1_2=0, var_1_5=32, var_1_6=10, var_1_7=64, var_1_8=16, var_1_9=1] [L20] COND FALSE !(!cond) [L62] RET assume_abort_if_not((var_1_4 >= -922337.2036854776000e+13F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 9223372.036854776000e+12F && var_1_4 >= 1.0e-20F )) VAL [isInitial=1, var_1_1=5/2, var_1_2=0, var_1_5=32, var_1_6=10, var_1_7=64, var_1_8=16, var_1_9=1] [L63] var_1_6 = __VERIFIER_nondet_ushort() [L64] CALL assume_abort_if_not(var_1_6 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_1=5/2, var_1_2=0, var_1_5=32, var_1_7=64, var_1_8=16, var_1_9=1] [L20] COND FALSE !(!cond) [L64] RET assume_abort_if_not(var_1_6 >= 0) VAL [isInitial=1, var_1_1=5/2, var_1_2=0, var_1_5=32, var_1_7=64, var_1_8=16, var_1_9=1] [L65] CALL assume_abort_if_not(var_1_6 <= 32767) VAL [\old(cond)=1, isInitial=1, var_1_1=5/2, var_1_2=0, var_1_5=32, var_1_6=1, var_1_7=64, var_1_8=16, var_1_9=1] [L20] COND FALSE !(!cond) [L65] RET assume_abort_if_not(var_1_6 <= 32767) VAL [isInitial=1, var_1_1=5/2, var_1_2=0, var_1_5=32, var_1_6=1, var_1_7=64, var_1_8=16, var_1_9=1] [L66] var_1_7 = __VERIFIER_nondet_ushort() [L67] CALL assume_abort_if_not(var_1_7 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_1=5/2, var_1_2=0, var_1_5=32, var_1_6=1, var_1_8=16, var_1_9=1] [L20] COND FALSE !(!cond) [L67] RET assume_abort_if_not(var_1_7 >= 0) VAL [isInitial=1, var_1_1=5/2, var_1_2=0, var_1_5=32, var_1_6=1, var_1_8=16, var_1_9=1] [L68] CALL assume_abort_if_not(var_1_7 <= 32767) VAL [\old(cond)=1, isInitial=1, var_1_1=5/2, var_1_2=0, var_1_5=32, var_1_6=1, var_1_7=0, var_1_8=16, var_1_9=1] [L20] COND FALSE !(!cond) [L68] RET assume_abort_if_not(var_1_7 <= 32767) VAL [isInitial=1, var_1_1=5/2, var_1_2=0, var_1_5=32, var_1_6=1, var_1_7=0, var_1_8=16, var_1_9=1] [L69] var_1_8 = __VERIFIER_nondet_ushort() [L70] CALL assume_abort_if_not(var_1_8 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_1=5/2, var_1_2=0, var_1_5=32, var_1_6=1, var_1_7=0, var_1_9=1] [L20] COND FALSE !(!cond) [L70] RET assume_abort_if_not(var_1_8 >= 0) VAL [isInitial=1, var_1_1=5/2, var_1_2=0, var_1_5=32, var_1_6=1, var_1_7=0, var_1_9=1] [L71] CALL assume_abort_if_not(var_1_8 <= 65534) VAL [\old(cond)=1, isInitial=1, var_1_1=5/2, var_1_2=0, var_1_5=32, var_1_6=1, var_1_7=0, var_1_8=65536, var_1_9=1] [L20] COND FALSE !(!cond) [L71] RET assume_abort_if_not(var_1_8 <= 65534) VAL [isInitial=1, var_1_1=5/2, var_1_2=0, var_1_5=32, var_1_6=1, var_1_7=0, var_1_8=65536, var_1_9=1] [L84] RET updateVariables() [L85] CALL step() [L34] COND FALSE !(\read(var_1_2)) [L37] COND FALSE !(! (var_1_3 < var_1_4)) [L41] COND FALSE !((var_1_1 + 8.125) > (var_1_1 * var_1_3)) [L44] var_1_5 = var_1_8 [L46] signed long int stepLocal_0 = 5 * var_1_8; [L47] COND FALSE !(((((var_1_3) < (var_1_1)) ? (var_1_3) : (var_1_1))) == var_1_1) [L85] RET step() [L86] CALL, EXPR property() [L76-L77] return ((var_1_2 ? (var_1_1 == ((float) var_1_3)) : ((! (var_1_3 < var_1_4)) ? (var_1_1 == ((float) ((((var_1_3) < 0 ) ? -(var_1_3) : (var_1_3))))) : 1)) && (((var_1_1 + 8.125) > (var_1_1 * var_1_3)) ? (var_1_5 == ((unsigned short int) (((((var_1_6 + var_1_7)) > (var_1_8)) ? ((var_1_6 + var_1_7)) : (var_1_8))))) : (var_1_5 == ((unsigned short int) var_1_8)))) && ((((((var_1_3) < (var_1_1)) ? (var_1_3) : (var_1_1))) == var_1_1) ? ((var_1_6 > (5 * var_1_8)) ? ((var_1_1 < (var_1_1 * 256.5f)) ? (var_1_9 == ((unsigned short int) var_1_6)) : 1) : 1) : 1) ; [L86] RET, EXPR property() [L86] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, var_1_1=5/2, var_1_2=0, var_1_3=0, var_1_5=65536, var_1_6=1, var_1_7=0, var_1_8=65536, var_1_9=1] [L19] reach_error() VAL [isInitial=1, var_1_1=5/2, var_1_2=0, var_1_3=0, var_1_5=65536, var_1_6=1, var_1_7=0, var_1_8=65536, var_1_9=1] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 92.3MB. Free memory was 49.1MB in the beginning and 48.9MB in the end (delta: 157.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 409.13ms. Allocated memory is still 121.6MB. Free memory was 66.6MB in the beginning and 52.9MB in the end (delta: 13.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 69.14ms. Allocated memory is still 121.6MB. Free memory was 52.9MB in the beginning and 50.6MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 99.86ms. Allocated memory is still 121.6MB. Free memory was 50.6MB in the beginning and 93.1MB in the end (delta: -42.4MB). Peak memory consumption was 8.0MB. Max. memory is 16.1GB. * RCFGBuilder took 666.74ms. Allocated memory is still 121.6MB. Free memory was 93.1MB in the beginning and 71.9MB in the end (delta: 21.2MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * CodeCheck took 815.06ms. Allocated memory is still 121.6MB. Free memory was 71.9MB in the beginning and 84.5MB in the end (delta: -12.6MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 9.54ms. Allocated memory is still 121.6MB. Free memory was 84.5MB in the beginning and 83.9MB in the end (delta: 590.3kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-08 19:29:55,872 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7043d0b-25a6-4107-869c-b7dc4c39f4dd/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with 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_d7043d0b-25a6-4107-869c-b7dc4c39f4dd/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7043d0b-25a6-4107-869c-b7dc4c39f4dd/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7043d0b-25a6-4107-869c-b7dc4c39f4dd/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7043d0b-25a6-4107-869c-b7dc4c39f4dd/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-29.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7043d0b-25a6-4107-869c-b7dc4c39f4dd/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7043d0b-25a6-4107-869c-b7dc4c39f4dd/bin/ukojak-verify-ImItNfHLgk --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 84b9b484a0a851d8bdc3d133b59eb42adec2817266fa068895794fd4caa48d14 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 19:29:58,431 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 19:29:58,516 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7043d0b-25a6-4107-869c-b7dc4c39f4dd/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-08 19:29:58,547 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 19:29:58,548 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 19:29:58,549 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 19:29:58,550 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 19:29:58,550 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 19:29:58,551 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 19:29:58,551 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 19:29:58,552 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 19:29:58,552 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 19:29:58,553 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 19:29:58,554 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 19:29:58,554 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 19:29:58,555 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 19:29:58,555 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-08 19:29:58,556 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-08 19:29:58,556 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 19:29:58,557 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-08 19:29:58,557 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 19:29:58,558 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 19:29:58,558 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 19:29:58,559 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 19:29:58,560 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 19:29:58,560 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 19:29:58,561 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 19:29:58,561 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-08 19:29:58,562 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 19:29:58,562 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 19:29:58,563 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 19:29:58,564 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 19:29:58,564 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 19:29:58,564 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-08 19:29:58,565 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 19:29:58,565 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-08 19:29:58,566 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_d7043d0b-25a6-4107-869c-b7dc4c39f4dd/bin/ukojak-verify-ImItNfHLgk/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7043d0b-25a6-4107-869c-b7dc4c39f4dd/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 84b9b484a0a851d8bdc3d133b59eb42adec2817266fa068895794fd4caa48d14 [2024-11-08 19:29:59,007 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 19:29:59,036 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 19:29:59,041 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 19:29:59,042 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 19:29:59,043 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 19:29:59,044 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7043d0b-25a6-4107-869c-b7dc4c39f4dd/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-29.i Unable to find full path for "g++" [2024-11-08 19:30:01,344 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 19:30:01,636 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 19:30:01,637 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7043d0b-25a6-4107-869c-b7dc4c39f4dd/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-29.i [2024-11-08 19:30:01,646 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7043d0b-25a6-4107-869c-b7dc4c39f4dd/bin/ukojak-verify-ImItNfHLgk/data/716ec845e/068b0234b95249a3a4b1ffaa74005380/FLAG555d3c523 [2024-11-08 19:30:01,662 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7043d0b-25a6-4107-869c-b7dc4c39f4dd/bin/ukojak-verify-ImItNfHLgk/data/716ec845e/068b0234b95249a3a4b1ffaa74005380 [2024-11-08 19:30:01,665 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 19:30:01,666 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 19:30:01,668 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 19:30:01,668 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 19:30:01,674 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 19:30:01,675 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 07:30:01" (1/1) ... [2024-11-08 19:30:01,676 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6ceb5952 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:30:01, skipping insertion in model container [2024-11-08 19:30:01,676 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 07:30:01" (1/1) ... [2024-11-08 19:30:01,711 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 19:30:01,913 WARN L250 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_d7043d0b-25a6-4107-869c-b7dc4c39f4dd/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-29.i[915,928] [2024-11-08 19:30:01,970 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 19:30:01,993 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 19:30:02,012 WARN L250 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_d7043d0b-25a6-4107-869c-b7dc4c39f4dd/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-29.i[915,928] [2024-11-08 19:30:02,052 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 19:30:02,080 INFO L204 MainTranslator]: Completed translation [2024-11-08 19:30:02,080 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:30:02 WrapperNode [2024-11-08 19:30:02,080 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 19:30:02,081 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 19:30:02,081 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 19:30:02,082 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 19:30:02,088 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:30:02" (1/1) ... [2024-11-08 19:30:02,097 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:30:02" (1/1) ... [2024-11-08 19:30:02,120 INFO L138 Inliner]: procedures = 27, calls = 23, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 82 [2024-11-08 19:30:02,121 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 19:30:02,121 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 19:30:02,121 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 19:30:02,122 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 19:30:02,131 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:30:02" (1/1) ... [2024-11-08 19:30:02,132 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:30:02" (1/1) ... [2024-11-08 19:30:02,135 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:30:02" (1/1) ... [2024-11-08 19:30:02,135 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:30:02" (1/1) ... [2024-11-08 19:30:02,144 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:30:02" (1/1) ... [2024-11-08 19:30:02,148 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:30:02" (1/1) ... [2024-11-08 19:30:02,154 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:30:02" (1/1) ... [2024-11-08 19:30:02,156 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:30:02" (1/1) ... [2024-11-08 19:30:02,159 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 19:30:02,160 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 19:30:02,161 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 19:30:02,161 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 19:30:02,162 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:30:02" (1/1) ... [2024-11-08 19:30:02,168 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 19:30:02,186 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7043d0b-25a6-4107-869c-b7dc4c39f4dd/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 19:30:02,200 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7043d0b-25a6-4107-869c-b7dc4c39f4dd/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 19:30:02,216 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7043d0b-25a6-4107-869c-b7dc4c39f4dd/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 19:30:02,244 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 19:30:02,245 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-08 19:30:02,245 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-08 19:30:02,245 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-08 19:30:02,245 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 19:30:02,245 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 19:30:02,329 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 19:30:02,332 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 19:30:11,611 INFO L? ?]: Removed 10 outVars from TransFormulas that were not future-live. [2024-11-08 19:30:11,611 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 19:30:11,734 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 19:30:11,735 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-08 19:30:11,735 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:30:11 BoogieIcfgContainer [2024-11-08 19:30:11,736 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 19:30:11,737 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 19:30:11,737 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 19:30:11,751 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 19:30:11,753 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:30:11" (1/1) ... [2024-11-08 19:30:11,764 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 19:30:11,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:30:11,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 25 states and 35 transitions. [2024-11-08 19:30:11,828 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 35 transitions. [2024-11-08 19:30:11,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-08 19:30:11,833 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:30:11,833 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:30:11,834 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7043d0b-25a6-4107-869c-b7dc4c39f4dd/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:30:11,835 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7043d0b-25a6-4107-869c-b7dc4c39f4dd/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:30:11,848 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7043d0b-25a6-4107-869c-b7dc4c39f4dd/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-08 19:30:12,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:30:12,725 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:30:12,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:30:12,949 INFO L255 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-08 19:30:12,962 INFO L278 TraceCheckSpWp]: Computing forward predicates...