./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-81.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_fd3c8e3b-eb62-475f-b7cf-214f2a5821ca/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd3c8e3b-eb62-475f-b7cf-214f2a5821ca/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_fd3c8e3b-eb62-475f-b7cf-214f2a5821ca/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd3c8e3b-eb62-475f-b7cf-214f2a5821ca/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-81.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd3c8e3b-eb62-475f-b7cf-214f2a5821ca/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_fd3c8e3b-eb62-475f-b7cf-214f2a5821ca/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 4b9308720d07799738d2bf3272bc150196623be74b0092d021bdb1b9cd368313 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 22:25:14,966 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 22:25:15,057 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd3c8e3b-eb62-475f-b7cf-214f2a5821ca/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-08 22:25:15,062 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 22:25:15,063 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 22:25:15,084 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 22:25:15,085 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 22:25:15,085 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 22:25:15,086 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 22:25:15,087 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 22:25:15,087 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 22:25:15,087 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 22:25:15,089 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 22:25:15,089 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 22:25:15,089 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 22:25:15,090 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 22:25:15,090 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 22:25:15,091 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 22:25:15,091 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 22:25:15,091 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 22:25:15,092 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 22:25:15,096 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 22:25:15,096 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 22:25:15,097 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 22:25:15,097 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 22:25:15,098 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 22:25:15,098 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 22:25:15,098 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:25:15,099 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 22:25:15,099 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 22:25:15,100 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 22:25:15,100 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 22:25:15,101 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 22:25:15,101 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_fd3c8e3b-eb62-475f-b7cf-214f2a5821ca/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd3c8e3b-eb62-475f-b7cf-214f2a5821ca/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4b9308720d07799738d2bf3272bc150196623be74b0092d021bdb1b9cd368313 [2024-11-08 22:25:15,397 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 22:25:15,440 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 22:25:15,443 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 22:25:15,445 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 22:25:15,446 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 22:25:15,447 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd3c8e3b-eb62-475f-b7cf-214f2a5821ca/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-81.i Unable to find full path for "g++" [2024-11-08 22:25:17,488 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 22:25:17,676 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 22:25:17,677 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd3c8e3b-eb62-475f-b7cf-214f2a5821ca/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-81.i [2024-11-08 22:25:17,687 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd3c8e3b-eb62-475f-b7cf-214f2a5821ca/bin/ukojak-verify-ImItNfHLgk/data/db2439c2e/6f750634f80546839c317b9108ec7bd9/FLAG779966eb9 [2024-11-08 22:25:17,705 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd3c8e3b-eb62-475f-b7cf-214f2a5821ca/bin/ukojak-verify-ImItNfHLgk/data/db2439c2e/6f750634f80546839c317b9108ec7bd9 [2024-11-08 22:25:17,707 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 22:25:17,709 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 22:25:17,710 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 22:25:17,711 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 22:25:17,716 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 22:25:17,717 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:25:17" (1/1) ... [2024-11-08 22:25:17,718 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@10536a6e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:25:17, skipping insertion in model container [2024-11-08 22:25:17,718 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:25:17" (1/1) ... [2024-11-08 22:25:17,758 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 22:25:17,955 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_fd3c8e3b-eb62-475f-b7cf-214f2a5821ca/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-81.i[915,928] [2024-11-08 22:25:18,038 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:25:18,052 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 22:25:18,065 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_fd3c8e3b-eb62-475f-b7cf-214f2a5821ca/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-81.i[915,928] [2024-11-08 22:25:18,115 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:25:18,156 INFO L204 MainTranslator]: Completed translation [2024-11-08 22:25:18,157 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:25:18 WrapperNode [2024-11-08 22:25:18,157 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 22:25:18,158 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 22:25:18,159 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 22:25:18,159 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 22:25:18,165 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:25:18" (1/1) ... [2024-11-08 22:25:18,185 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:25:18" (1/1) ... [2024-11-08 22:25:18,247 INFO L138 Inliner]: procedures = 26, calls = 46, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 217 [2024-11-08 22:25:18,247 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 22:25:18,248 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 22:25:18,248 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 22:25:18,249 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 22:25:18,259 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:25:18" (1/1) ... [2024-11-08 22:25:18,259 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:25:18" (1/1) ... [2024-11-08 22:25:18,288 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:25:18" (1/1) ... [2024-11-08 22:25:18,288 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:25:18" (1/1) ... [2024-11-08 22:25:18,305 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:25:18" (1/1) ... [2024-11-08 22:25:18,314 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:25:18" (1/1) ... [2024-11-08 22:25:18,320 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:25:18" (1/1) ... [2024-11-08 22:25:18,327 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:25:18" (1/1) ... [2024-11-08 22:25:18,335 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 22:25:18,336 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 22:25:18,337 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 22:25:18,337 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 22:25:18,338 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:25:18" (1/1) ... [2024-11-08 22:25:18,351 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:25:18,379 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd3c8e3b-eb62-475f-b7cf-214f2a5821ca/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 22:25:18,405 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd3c8e3b-eb62-475f-b7cf-214f2a5821ca/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 22:25:18,410 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd3c8e3b-eb62-475f-b7cf-214f2a5821ca/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 22:25:18,439 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 22:25:18,440 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-08 22:25:18,440 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-08 22:25:18,440 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-08 22:25:18,441 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 22:25:18,441 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 22:25:18,545 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 22:25:18,549 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 22:25:19,103 INFO L? ?]: Removed 16 outVars from TransFormulas that were not future-live. [2024-11-08 22:25:19,104 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 22:25:19,422 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 22:25:19,424 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-08 22:25:19,425 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:25:19 BoogieIcfgContainer [2024-11-08 22:25:19,425 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 22:25:19,426 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 22:25:19,426 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 22:25:19,438 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 22:25:19,439 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:25:19" (1/1) ... [2024-11-08 22:25:19,451 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 22:25:19,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:25:19,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 59 states and 92 transitions. [2024-11-08 22:25:19,528 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 92 transitions. [2024-11-08 22:25:19,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2024-11-08 22:25:19,541 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:25:19,542 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:25:20,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:25:26,653 INFO L134 CoverageAnalysis]: Checked inductivity of 1056 backedges. 7 proven. 55 refuted. 0 times theorem prover too weak. 994 trivial. 0 not checked. [2024-11-08 22:25:28,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:25:28,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 110 states and 179 transitions. [2024-11-08 22:25:28,162 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 179 transitions. [2024-11-08 22:25:28,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 240 [2024-11-08 22:25:28,171 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:25:28,171 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:25:28,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:25:37,001 INFO L134 CoverageAnalysis]: Checked inductivity of 4342 backedges. 123 proven. 116 refuted. 0 times theorem prover too weak. 4103 trivial. 0 not checked. [2024-11-08 22:25:38,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:25:38,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 259 states to 107 states and 175 transitions. [2024-11-08 22:25:38,626 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 175 transitions. [2024-11-08 22:25:38,628 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-08 22:25:38,630 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 3 iterations. [2024-11-08 22:25:38,640 INFO L729 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2024-11-08 22:25:39,550 INFO L77 FloydHoareUtils]: At program point L126(line 126) the Hoare annotation is: true [2024-11-08 22:25:39,551 INFO L77 FloydHoareUtils]: At program point L126-1(line 126) the Hoare annotation is: true [2024-11-08 22:25:39,551 INFO L77 FloydHoareUtils]: At program point L151(line 151) the Hoare annotation is: true [2024-11-08 22:25:39,551 INFO L77 FloydHoareUtils]: At program point L118(line 118) the Hoare annotation is: true [2024-11-08 22:25:39,551 INFO L77 FloydHoareUtils]: At program point L19(line 19) the Hoare annotation is: true [2024-11-08 22:25:39,551 INFO L77 FloydHoareUtils]: At program point L19-1(line 19) the Hoare annotation is: true [2024-11-08 22:25:39,552 INFO L77 FloydHoareUtils]: At program point L19-3(line 19) the Hoare annotation is: true [2024-11-08 22:25:39,552 INFO L77 FloydHoareUtils]: At program point L135(line 135) the Hoare annotation is: true [2024-11-08 22:25:39,552 INFO L77 FloydHoareUtils]: At program point L135-1(line 135) the Hoare annotation is: true [2024-11-08 22:25:39,552 INFO L77 FloydHoareUtils]: At program point L127(line 127) the Hoare annotation is: true [2024-11-08 22:25:39,552 INFO L77 FloydHoareUtils]: At program point L144(line 144) the Hoare annotation is: true [2024-11-08 22:25:39,553 INFO L77 FloydHoareUtils]: At program point L111(line 111) the Hoare annotation is: true [2024-11-08 22:25:39,553 INFO L77 FloydHoareUtils]: At program point L144-1(line 144) the Hoare annotation is: true [2024-11-08 22:25:39,553 INFO L77 FloydHoareUtils]: At program point L111-1(line 111) the Hoare annotation is: true [2024-11-08 22:25:39,553 INFO L77 FloydHoareUtils]: At program point L136(line 136) the Hoare annotation is: true [2024-11-08 22:25:39,554 INFO L77 FloydHoareUtils]: At program point L153(line 153) the Hoare annotation is: true [2024-11-08 22:25:39,554 INFO L77 FloydHoareUtils]: At program point L120(line 120) the Hoare annotation is: true [2024-11-08 22:25:39,554 INFO L77 FloydHoareUtils]: At program point L153-1(line 153) the Hoare annotation is: true [2024-11-08 22:25:39,554 INFO L77 FloydHoareUtils]: At program point L120-1(line 120) the Hoare annotation is: true [2024-11-08 22:25:39,554 INFO L77 FloydHoareUtils]: At program point L145(line 145) the Hoare annotation is: true [2024-11-08 22:25:39,555 INFO L77 FloydHoareUtils]: At program point L112(line 112) the Hoare annotation is: true [2024-11-08 22:25:39,555 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-11-08 22:25:39,555 INFO L77 FloydHoareUtils]: At program point L129(line 129) the Hoare annotation is: true [2024-11-08 22:25:39,555 INFO L77 FloydHoareUtils]: At program point L129-1(line 129) the Hoare annotation is: true [2024-11-08 22:25:39,555 INFO L77 FloydHoareUtils]: At program point L154(line 154) the Hoare annotation is: true [2024-11-08 22:25:39,556 INFO L77 FloydHoareUtils]: At program point L121(line 121) the Hoare annotation is: true [2024-11-08 22:25:39,556 INFO L77 FloydHoareUtils]: At program point L138(line 138) the Hoare annotation is: true [2024-11-08 22:25:39,556 INFO L77 FloydHoareUtils]: At program point L138-1(line 138) the Hoare annotation is: true [2024-11-08 22:25:39,556 INFO L77 FloydHoareUtils]: At program point L171-2(lines 171 177) the Hoare annotation is: true [2024-11-08 22:25:39,557 INFO L77 FloydHoareUtils]: At program point L130(line 130) the Hoare annotation is: true [2024-11-08 22:25:39,557 INFO L77 FloydHoareUtils]: At program point L147(line 147) the Hoare annotation is: true [2024-11-08 22:25:39,557 INFO L77 FloydHoareUtils]: At program point L114(line 114) the Hoare annotation is: true [2024-11-08 22:25:39,557 INFO L77 FloydHoareUtils]: At program point L147-1(line 147) the Hoare annotation is: true [2024-11-08 22:25:39,557 INFO L77 FloydHoareUtils]: At program point L114-1(line 114) the Hoare annotation is: true [2024-11-08 22:25:39,558 INFO L77 FloydHoareUtils]: At program point L139(line 139) the Hoare annotation is: true [2024-11-08 22:25:39,558 INFO L77 FloydHoareUtils]: At program point L156(line 156) the Hoare annotation is: true [2024-11-08 22:25:39,558 INFO L77 FloydHoareUtils]: At program point L123(line 123) the Hoare annotation is: true [2024-11-08 22:25:39,558 INFO L77 FloydHoareUtils]: At program point L156-1(lines 106 157) the Hoare annotation is: true [2024-11-08 22:25:39,558 INFO L77 FloydHoareUtils]: At program point L123-1(line 123) the Hoare annotation is: true [2024-11-08 22:25:39,559 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 19) the Hoare annotation is: true [2024-11-08 22:25:39,559 INFO L77 FloydHoareUtils]: At program point L148(line 148) the Hoare annotation is: true [2024-11-08 22:25:39,559 INFO L77 FloydHoareUtils]: At program point L115(line 115) the Hoare annotation is: true [2024-11-08 22:25:39,559 INFO L77 FloydHoareUtils]: At program point L132(line 132) the Hoare annotation is: true [2024-11-08 22:25:39,559 INFO L77 FloydHoareUtils]: At program point L132-1(line 132) the Hoare annotation is: true [2024-11-08 22:25:39,560 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2024-11-08 22:25:39,560 INFO L77 FloydHoareUtils]: At program point L124(line 124) the Hoare annotation is: true [2024-11-08 22:25:39,560 INFO L77 FloydHoareUtils]: At program point L141(line 141) the Hoare annotation is: true [2024-11-08 22:25:39,560 INFO L77 FloydHoareUtils]: At program point L108(line 108) the Hoare annotation is: true [2024-11-08 22:25:39,561 INFO L77 FloydHoareUtils]: At program point L141-1(line 141) the Hoare annotation is: true [2024-11-08 22:25:39,561 INFO L77 FloydHoareUtils]: At program point L108-1(line 108) the Hoare annotation is: (<= 127 (mod ~var_1_5~0 256)) [2024-11-08 22:25:39,561 INFO L77 FloydHoareUtils]: At program point L133(line 133) the Hoare annotation is: true [2024-11-08 22:25:39,561 INFO L77 FloydHoareUtils]: At program point L150(line 150) the Hoare annotation is: true [2024-11-08 22:25:39,561 INFO L77 FloydHoareUtils]: At program point L117(line 117) the Hoare annotation is: true [2024-11-08 22:25:39,562 INFO L77 FloydHoareUtils]: At program point L150-1(line 150) the Hoare annotation is: true [2024-11-08 22:25:39,562 INFO L77 FloydHoareUtils]: At program point L117-1(line 117) the Hoare annotation is: true [2024-11-08 22:25:39,562 INFO L77 FloydHoareUtils]: At program point L142(line 142) the Hoare annotation is: true [2024-11-08 22:25:39,562 INFO L77 FloydHoareUtils]: At program point L109(line 109) the Hoare annotation is: true [2024-11-08 22:25:39,562 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line 20) the Hoare annotation is: true [2024-11-08 22:25:39,562 INFO L77 FloydHoareUtils]: At program point assume_abort_if_notEXIT(line 20) the Hoare annotation is: (not (= |assume_abort_if_not_#in~cond| 0)) [2024-11-08 22:25:39,587 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 10:25:39 ImpRootNode [2024-11-08 22:25:39,587 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 22:25:39,588 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 22:25:39,588 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 22:25:39,588 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 22:25:39,589 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:25:19" (3/4) ... [2024-11-08 22:25:39,593 INFO L142 WitnessPrinter]: Generating witness for correct program [2024-11-08 22:25:39,597 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2024-11-08 22:25:39,609 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 36 nodes and edges [2024-11-08 22:25:39,609 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2024-11-08 22:25:39,610 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2024-11-08 22:25:39,612 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-08 22:25:39,781 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd3c8e3b-eb62-475f-b7cf-214f2a5821ca/bin/ukojak-verify-ImItNfHLgk/witness.graphml [2024-11-08 22:25:39,781 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd3c8e3b-eb62-475f-b7cf-214f2a5821ca/bin/ukojak-verify-ImItNfHLgk/witness.yml [2024-11-08 22:25:39,781 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 22:25:39,782 INFO L158 Benchmark]: Toolchain (without parser) took 22073.22ms. Allocated memory was 146.8MB in the beginning and 625.0MB in the end (delta: 478.2MB). Free memory was 105.4MB in the beginning and 368.7MB in the end (delta: -263.2MB). Peak memory consumption was 216.6MB. Max. memory is 16.1GB. [2024-11-08 22:25:39,782 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 146.8MB. Free memory is still 122.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:25:39,785 INFO L158 Benchmark]: CACSL2BoogieTranslator took 447.10ms. Allocated memory is still 146.8MB. Free memory was 105.1MB in the beginning and 88.3MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-08 22:25:39,785 INFO L158 Benchmark]: Boogie Procedure Inliner took 89.44ms. Allocated memory is still 146.8MB. Free memory was 88.3MB in the beginning and 83.5MB in the end (delta: 4.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-08 22:25:39,786 INFO L158 Benchmark]: Boogie Preprocessor took 87.36ms. Allocated memory is still 146.8MB. Free memory was 83.5MB in the beginning and 115.2MB in the end (delta: -31.8MB). Peak memory consumption was 7.7MB. Max. memory is 16.1GB. [2024-11-08 22:25:39,786 INFO L158 Benchmark]: RCFGBuilder took 1089.10ms. Allocated memory was 146.8MB in the beginning and 205.5MB in the end (delta: 58.7MB). Free memory was 115.2MB in the beginning and 165.1MB in the end (delta: -49.9MB). Peak memory consumption was 58.1MB. Max. memory is 16.1GB. [2024-11-08 22:25:39,786 INFO L158 Benchmark]: CodeCheck took 20161.10ms. Allocated memory was 205.5MB in the beginning and 625.0MB in the end (delta: 419.4MB). Free memory was 165.1MB in the beginning and 377.1MB in the end (delta: -212.0MB). Peak memory consumption was 207.4MB. Max. memory is 16.1GB. [2024-11-08 22:25:39,787 INFO L158 Benchmark]: Witness Printer took 193.61ms. Allocated memory is still 625.0MB. Free memory was 377.1MB in the beginning and 368.7MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-08 22:25:39,791 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, 59 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 19.2s, OverallIterations: 3, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 513 SdHoareTripleChecker+Valid, 2.9s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 96 mSDsluCounter, 462 SdHoareTripleChecker+Invalid, 2.5s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 132 mSDsCounter, 157 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 895 IncrementalHoareTripleChecker+Invalid, 1052 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 157 mSolverCounterUnsat, 330 mSDtfsCounter, 895 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 2359 GetRequests, 2337 SyntacticMatches, 2 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 49 ImplicationChecksByTransitivity, 0.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 1.4s SatisfiabilityAnalysisTime, 14.3s InterpolantComputationTime, 359 NumberOfCodeBlocks, 359 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 357 ConstructedInterpolants, 0 QuantifiedInterpolants, 3229 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 0 PerfectInterpolantSequences, 5227/5398 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 - PositiveResult [Line: 19]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - ProcedureContractResult [Line: 20]: Procedure Contract for assume_abort_if_not Derived contract for procedure assume_abort_if_not. Ensures: ((cond != 0) && (((((((((((((((((((((((((((((((((((((isInitial == \old(isInitial)) && (var_1_1 == \old(var_1_1))) && (var_1_5 == \old(var_1_5))) && (var_1_6 == \old(var_1_6))) && (var_1_7 == \old(var_1_7))) && (var_1_8 == \old(var_1_8))) && (var_1_9 == \old(var_1_9))) && (var_1_10 == \old(var_1_10))) && (var_1_11 == \old(var_1_11))) && (var_1_12 == \old(var_1_12))) && (var_1_13 == \old(var_1_13))) && (var_1_14 == \old(var_1_14))) && (var_1_15 == \old(var_1_15))) && (var_1_16 == \old(var_1_16))) && (var_1_17 == \old(var_1_17))) && (var_1_18 == \old(var_1_18))) && (var_1_19 == \old(var_1_19))) && (var_1_20 == \old(var_1_20))) && (var_1_21 == \old(var_1_21))) && (var_1_22 == \old(var_1_22))) && (var_1_23 == \old(var_1_23))) && (var_1_24 == \old(var_1_24))) && (var_1_25 == \old(var_1_25))) && (var_1_26 == \old(var_1_26))) && (var_1_27 == \old(var_1_27))) && (var_1_28 == \old(var_1_28))) && (var_1_29 == \old(var_1_29))) && (var_1_30 == \old(var_1_30))) && (var_1_31 == \old(var_1_31))) && (var_1_32 == \old(var_1_32))) && (var_1_33 == \old(var_1_33))) && (var_1_34 == \old(var_1_34))) && (var_1_35 == \old(var_1_35))) && (last_1_var_1_1 == \old(last_1_var_1_1))) && (last_1_var_1_7 == \old(last_1_var_1_7))) && (last_1_var_1_11 == \old(last_1_var_1_11))) && (last_1_var_1_17 == \old(last_1_var_1_17)))) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 146.8MB. Free memory is still 122.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 447.10ms. Allocated memory is still 146.8MB. Free memory was 105.1MB in the beginning and 88.3MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 89.44ms. Allocated memory is still 146.8MB. Free memory was 88.3MB in the beginning and 83.5MB in the end (delta: 4.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 87.36ms. Allocated memory is still 146.8MB. Free memory was 83.5MB in the beginning and 115.2MB in the end (delta: -31.8MB). Peak memory consumption was 7.7MB. Max. memory is 16.1GB. * RCFGBuilder took 1089.10ms. Allocated memory was 146.8MB in the beginning and 205.5MB in the end (delta: 58.7MB). Free memory was 115.2MB in the beginning and 165.1MB in the end (delta: -49.9MB). Peak memory consumption was 58.1MB. Max. memory is 16.1GB. * CodeCheck took 20161.10ms. Allocated memory was 205.5MB in the beginning and 625.0MB in the end (delta: 419.4MB). Free memory was 165.1MB in the beginning and 377.1MB in the end (delta: -212.0MB). Peak memory consumption was 207.4MB. Max. memory is 16.1GB. * Witness Printer took 193.61ms. Allocated memory is still 625.0MB. Free memory was 377.1MB in the beginning and 368.7MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2024-11-08 22:25:39,819 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd3c8e3b-eb62-475f-b7cf-214f2a5821ca/bin/ukojak-verify-ImItNfHLgk/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 Writing output log to file Ultimate.log Result: TRUE