./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-500_file-24.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff 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_ebb33806-b57d-4563-8972-6f47701faa9a/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebb33806-b57d-4563-8972-6f47701faa9a/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebb33806-b57d-4563-8972-6f47701faa9a/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebb33806-b57d-4563-8972-6f47701faa9a/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-500_file-24.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebb33806-b57d-4563-8972-6f47701faa9a/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebb33806-b57d-4563-8972-6f47701faa9a/bin/ukojak-verify-G8NBE6pJGL --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 91568889e64309585cc4780728e0f3ac2bb8be964788cb7e1aee4dd059fc722f --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 02:49:58,275 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 02:49:58,389 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebb33806-b57d-4563-8972-6f47701faa9a/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-19 02:49:58,401 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 02:49:58,402 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 02:49:58,435 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 02:49:58,438 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 02:49:58,438 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 02:49:58,439 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 02:49:58,445 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 02:49:58,446 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 02:49:58,447 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 02:49:58,447 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 02:49:58,449 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 02:49:58,449 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 02:49:58,450 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 02:49:58,450 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 02:49:58,451 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 02:49:58,451 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 02:49:58,452 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 02:49:58,452 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 02:49:58,453 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 02:49:58,453 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 02:49:58,454 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 02:49:58,454 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 02:49:58,455 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 02:49:58,455 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:49:58,456 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 02:49:58,456 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 02:49:58,457 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 02:49:58,458 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 02:49:58,458 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 02:49:58,459 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 02:49:58,459 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_ebb33806-b57d-4563-8972-6f47701faa9a/bin/ukojak-verify-G8NBE6pJGL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebb33806-b57d-4563-8972-6f47701faa9a/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 91568889e64309585cc4780728e0f3ac2bb8be964788cb7e1aee4dd059fc722f [2023-11-19 02:49:58,726 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 02:49:58,762 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 02:49:58,765 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 02:49:58,767 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 02:49:58,768 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 02:49:58,769 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebb33806-b57d-4563-8972-6f47701faa9a/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-500_file-24.i [2023-11-19 02:50:02,039 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 02:50:02,338 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 02:50:02,339 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebb33806-b57d-4563-8972-6f47701faa9a/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-500_file-24.i [2023-11-19 02:50:02,362 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebb33806-b57d-4563-8972-6f47701faa9a/bin/ukojak-verify-G8NBE6pJGL/data/ab03fdcad/c2efd6149ec740619b29ee0136a3ba7b/FLAG0c6905482 [2023-11-19 02:50:02,377 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebb33806-b57d-4563-8972-6f47701faa9a/bin/ukojak-verify-G8NBE6pJGL/data/ab03fdcad/c2efd6149ec740619b29ee0136a3ba7b [2023-11-19 02:50:02,380 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 02:50:02,381 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 02:50:02,383 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 02:50:02,383 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 02:50:02,392 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 02:50:02,393 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:50:02" (1/1) ... [2023-11-19 02:50:02,396 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@789644ce and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:50:02, skipping insertion in model container [2023-11-19 02:50:02,396 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:50:02" (1/1) ... [2023-11-19 02:50:02,481 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 02:50:02,650 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebb33806-b57d-4563-8972-6f47701faa9a/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-500_file-24.i[916,929] [2023-11-19 02:50:02,890 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:50:02,926 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 02:50:02,943 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebb33806-b57d-4563-8972-6f47701faa9a/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-500_file-24.i[916,929] [2023-11-19 02:50:03,070 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:50:03,138 INFO L206 MainTranslator]: Completed translation [2023-11-19 02:50:03,138 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:50:03 WrapperNode [2023-11-19 02:50:03,139 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 02:50:03,140 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 02:50:03,140 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 02:50:03,141 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 02:50:03,150 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:50:03" (1/1) ... [2023-11-19 02:50:03,220 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:50:03" (1/1) ... [2023-11-19 02:50:03,359 INFO L138 Inliner]: procedures = 26, calls = 120, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 919 [2023-11-19 02:50:03,360 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 02:50:03,361 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 02:50:03,361 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 02:50:03,361 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 02:50:03,371 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:50:03" (1/1) ... [2023-11-19 02:50:03,372 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:50:03" (1/1) ... [2023-11-19 02:50:03,395 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:50:03" (1/1) ... [2023-11-19 02:50:03,395 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:50:03" (1/1) ... [2023-11-19 02:50:03,444 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:50:03" (1/1) ... [2023-11-19 02:50:03,453 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:50:03" (1/1) ... [2023-11-19 02:50:03,476 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:50:03" (1/1) ... [2023-11-19 02:50:03,498 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:50:03" (1/1) ... [2023-11-19 02:50:03,508 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 02:50:03,509 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 02:50:03,509 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 02:50:03,509 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 02:50:03,510 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:50:03" (1/1) ... [2023-11-19 02:50:03,516 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:50:03,528 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebb33806-b57d-4563-8972-6f47701faa9a/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 02:50:03,541 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebb33806-b57d-4563-8972-6f47701faa9a/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 02:50:03,546 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebb33806-b57d-4563-8972-6f47701faa9a/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 02:50:03,578 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 02:50:03,579 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 02:50:03,579 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 02:50:03,579 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 02:50:03,579 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 02:50:03,580 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 02:50:03,740 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 02:50:03,743 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 02:50:05,099 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 02:50:08,197 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 02:50:08,197 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 02:50:08,211 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:50:08 BoogieIcfgContainer [2023-11-19 02:50:08,212 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 02:50:08,212 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 02:50:08,213 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 02:50:08,223 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 02:50:08,223 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:50:08" (1/1) ... [2023-11-19 02:50:08,234 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 02:50:08,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:08,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 282 states to 175 states and 282 transitions. [2023-11-19 02:50:08,322 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 282 transitions. [2023-11-19 02:50:08,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 385 [2023-11-19 02:50:08,366 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:08,366 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:19,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2023-11-19 02:50:19,158 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:488) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-11-19 02:50:19,162 INFO L158 Benchmark]: Toolchain (without parser) took 16779.86ms. Allocated memory was 159.4MB in the beginning and 247.5MB in the end (delta: 88.1MB). Free memory was 114.9MB in the beginning and 133.1MB in the end (delta: -18.2MB). Peak memory consumption was 72.8MB. Max. memory is 16.1GB. [2023-11-19 02:50:19,162 INFO L158 Benchmark]: CDTParser took 0.39ms. Allocated memory is still 113.2MB. Free memory is still 57.2MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 02:50:19,163 INFO L158 Benchmark]: CACSL2BoogieTranslator took 756.28ms. Allocated memory is still 159.4MB. Free memory was 114.5MB in the beginning and 126.6MB in the end (delta: -12.2MB). Peak memory consumption was 40.0MB. Max. memory is 16.1GB. [2023-11-19 02:50:19,164 INFO L158 Benchmark]: Boogie Procedure Inliner took 220.02ms. Allocated memory is still 159.4MB. Free memory was 126.6MB in the beginning and 112.0MB in the end (delta: 14.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-19 02:50:19,165 INFO L158 Benchmark]: Boogie Preprocessor took 147.18ms. Allocated memory is still 159.4MB. Free memory was 112.0MB in the beginning and 105.8MB in the end (delta: 6.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-19 02:50:19,166 INFO L158 Benchmark]: RCFGBuilder took 4703.09ms. Allocated memory was 159.4MB in the beginning and 247.5MB in the end (delta: 88.1MB). Free memory was 105.8MB in the beginning and 88.1MB in the end (delta: 17.7MB). Peak memory consumption was 140.2MB. Max. memory is 16.1GB. [2023-11-19 02:50:19,166 INFO L158 Benchmark]: CodeCheck took 10948.01ms. Allocated memory is still 247.5MB. Free memory was 88.1MB in the beginning and 133.1MB in the end (delta: -44.9MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 02:50:19,173 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Solver said unknown: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:488) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39ms. Allocated memory is still 113.2MB. Free memory is still 57.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 756.28ms. Allocated memory is still 159.4MB. Free memory was 114.5MB in the beginning and 126.6MB in the end (delta: -12.2MB). Peak memory consumption was 40.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 220.02ms. Allocated memory is still 159.4MB. Free memory was 126.6MB in the beginning and 112.0MB in the end (delta: 14.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Preprocessor took 147.18ms. Allocated memory is still 159.4MB. Free memory was 112.0MB in the beginning and 105.8MB in the end (delta: 6.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 4703.09ms. Allocated memory was 159.4MB in the beginning and 247.5MB in the end (delta: 88.1MB). Free memory was 105.8MB in the beginning and 88.1MB in the end (delta: 17.7MB). Peak memory consumption was 140.2MB. Max. memory is 16.1GB. * CodeCheck took 10948.01ms. Allocated memory is still 247.5MB. Free memory was 88.1MB in the beginning and 133.1MB in the end (delta: -44.9MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-19 02:50:19,230 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebb33806-b57d-4563-8972-6f47701faa9a/bin/ukojak-verify-G8NBE6pJGL/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_ebb33806-b57d-4563-8972-6f47701faa9a/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebb33806-b57d-4563-8972-6f47701faa9a/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebb33806-b57d-4563-8972-6f47701faa9a/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebb33806-b57d-4563-8972-6f47701faa9a/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-500_file-24.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebb33806-b57d-4563-8972-6f47701faa9a/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebb33806-b57d-4563-8972-6f47701faa9a/bin/ukojak-verify-G8NBE6pJGL --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 91568889e64309585cc4780728e0f3ac2bb8be964788cb7e1aee4dd059fc722f --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 02:50:21,934 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 02:50:22,072 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebb33806-b57d-4563-8972-6f47701faa9a/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2023-11-19 02:50:22,122 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 02:50:22,124 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 02:50:22,125 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 02:50:22,126 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 02:50:22,126 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 02:50:22,127 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 02:50:22,132 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 02:50:22,133 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 02:50:22,133 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 02:50:22,134 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 02:50:22,136 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 02:50:22,136 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 02:50:22,137 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 02:50:22,137 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 02:50:22,137 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 02:50:22,138 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 02:50:22,139 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 02:50:22,139 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 02:50:22,140 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 02:50:22,140 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 02:50:22,141 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 02:50:22,141 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 02:50:22,142 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 02:50:22,142 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-19 02:50:22,143 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 02:50:22,143 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:50:22,143 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 02:50:22,145 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 02:50:22,145 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 02:50:22,145 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 02:50:22,146 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 02:50:22,146 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 02:50:22,146 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-19 02:50:22,147 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 02:50:22,147 INFO L153 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebb33806-b57d-4563-8972-6f47701faa9a/bin/ukojak-verify-G8NBE6pJGL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebb33806-b57d-4563-8972-6f47701faa9a/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 91568889e64309585cc4780728e0f3ac2bb8be964788cb7e1aee4dd059fc722f [2023-11-19 02:50:22,553 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 02:50:22,580 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 02:50:22,583 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 02:50:22,585 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 02:50:22,586 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 02:50:22,588 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebb33806-b57d-4563-8972-6f47701faa9a/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-500_file-24.i [2023-11-19 02:50:25,890 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 02:50:26,234 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 02:50:26,260 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebb33806-b57d-4563-8972-6f47701faa9a/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-500_file-24.i [2023-11-19 02:50:26,287 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebb33806-b57d-4563-8972-6f47701faa9a/bin/ukojak-verify-G8NBE6pJGL/data/848db2eb0/df5576c3e65047dd8ade4073b25fafbb/FLAGe98e83dc7 [2023-11-19 02:50:26,307 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebb33806-b57d-4563-8972-6f47701faa9a/bin/ukojak-verify-G8NBE6pJGL/data/848db2eb0/df5576c3e65047dd8ade4073b25fafbb [2023-11-19 02:50:26,311 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 02:50:26,313 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 02:50:26,316 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 02:50:26,317 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 02:50:26,321 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 02:50:26,322 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:50:26" (1/1) ... [2023-11-19 02:50:26,323 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@77a16d04 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:50:26, skipping insertion in model container [2023-11-19 02:50:26,324 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:50:26" (1/1) ... [2023-11-19 02:50:26,402 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 02:50:26,561 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebb33806-b57d-4563-8972-6f47701faa9a/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-500_file-24.i[916,929] [2023-11-19 02:50:26,869 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:50:26,893 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 02:50:26,907 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebb33806-b57d-4563-8972-6f47701faa9a/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-500_file-24.i[916,929] [2023-11-19 02:50:27,002 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:50:27,033 INFO L206 MainTranslator]: Completed translation [2023-11-19 02:50:27,036 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:50:27 WrapperNode [2023-11-19 02:50:27,037 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 02:50:27,038 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 02:50:27,038 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 02:50:27,038 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 02:50:27,045 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:50:27" (1/1) ... [2023-11-19 02:50:27,085 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:50:27" (1/1) ... [2023-11-19 02:50:27,171 INFO L138 Inliner]: procedures = 27, calls = 120, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 665 [2023-11-19 02:50:27,171 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 02:50:27,172 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 02:50:27,172 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 02:50:27,172 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 02:50:27,184 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:50:27" (1/1) ... [2023-11-19 02:50:27,184 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:50:27" (1/1) ... [2023-11-19 02:50:27,204 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:50:27" (1/1) ... [2023-11-19 02:50:27,212 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:50:27" (1/1) ... [2023-11-19 02:50:27,285 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:50:27" (1/1) ... [2023-11-19 02:50:27,293 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:50:27" (1/1) ... [2023-11-19 02:50:27,314 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:50:27" (1/1) ... [2023-11-19 02:50:27,320 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:50:27" (1/1) ... [2023-11-19 02:50:27,345 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 02:50:27,346 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 02:50:27,346 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 02:50:27,347 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 02:50:27,348 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:50:27" (1/1) ... [2023-11-19 02:50:27,353 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:50:27,385 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebb33806-b57d-4563-8972-6f47701faa9a/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 02:50:27,405 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebb33806-b57d-4563-8972-6f47701faa9a/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 02:50:27,449 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 02:50:27,451 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 02:50:27,452 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 02:50:27,453 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 02:50:27,453 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 02:50:27,453 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 02:50:27,440 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebb33806-b57d-4563-8972-6f47701faa9a/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 02:50:27,638 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 02:50:27,640 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 02:50:39,783 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 02:50:40,737 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 02:50:40,738 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 02:50:40,751 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:50:40 BoogieIcfgContainer [2023-11-19 02:50:40,751 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 02:50:40,752 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 02:50:40,753 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 02:50:40,762 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 02:50:40,764 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:50:40" (1/1) ... [2023-11-19 02:50:40,774 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 02:50:40,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:40,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 282 states to 175 states and 282 transitions. [2023-11-19 02:50:40,864 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 282 transitions. [2023-11-19 02:50:40,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 385 [2023-11-19 02:50:40,897 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:40,898 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-19 02:50:40,898 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebb33806-b57d-4563-8972-6f47701faa9a/bin/ukojak-verify-G8NBE6pJGL/cvc4 [2023-11-19 02:50:40,904 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebb33806-b57d-4563-8972-6f47701faa9a/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-19 02:50:40,928 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebb33806-b57d-4563-8972-6f47701faa9a/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-11-19 02:50:52,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:52,460 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported