./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount500_file-0.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc 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_aabcbb68-03fe-4268-aa64-346acc25e736/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aabcbb68-03fe-4268-aa64-346acc25e736/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aabcbb68-03fe-4268-aa64-346acc25e736/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aabcbb68-03fe-4268-aa64-346acc25e736/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount500_file-0.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aabcbb68-03fe-4268-aa64-346acc25e736/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aabcbb68-03fe-4268-aa64-346acc25e736/bin/ukojak-verify-Qdu7aM0XO9 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 6220e6745b3165a6fc1efc167bda264ea9d52d0f56711813aaca8387b0aa2cbd --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 04:11:55,537 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 04:11:55,602 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aabcbb68-03fe-4268-aa64-346acc25e736/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-12-03 04:11:55,607 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-03 04:11:55,608 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-03 04:11:55,631 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 04:11:55,632 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 04:11:55,632 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 04:11:55,633 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 04:11:55,633 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 04:11:55,634 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 04:11:55,635 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 04:11:55,635 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 04:11:55,636 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-03 04:11:55,636 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 04:11:55,636 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 04:11:55,637 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 04:11:55,638 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 04:11:55,638 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 04:11:55,638 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 04:11:55,639 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 04:11:55,640 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 04:11:55,640 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 04:11:55,641 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 04:11:55,641 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 04:11:55,642 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 04:11:55,642 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 04:11:55,643 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 04:11:55,643 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 04:11:55,643 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 04:11:55,644 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-03 04:11:55,644 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-03 04:11:55,644 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 04:11:55,645 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_aabcbb68-03fe-4268-aa64-346acc25e736/bin/ukojak-verify-Qdu7aM0XO9/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aabcbb68-03fe-4268-aa64-346acc25e736/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6220e6745b3165a6fc1efc167bda264ea9d52d0f56711813aaca8387b0aa2cbd [2023-12-03 04:11:55,840 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 04:11:55,859 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 04:11:55,862 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 04:11:55,863 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 04:11:55,863 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 04:11:55,864 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aabcbb68-03fe-4268-aa64-346acc25e736/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount500_file-0.i [2023-12-03 04:11:58,688 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 04:11:58,935 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 04:11:58,935 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aabcbb68-03fe-4268-aa64-346acc25e736/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount500_file-0.i [2023-12-03 04:11:58,952 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aabcbb68-03fe-4268-aa64-346acc25e736/bin/ukojak-verify-Qdu7aM0XO9/data/d58ed85fb/cd0b25a4327c44d6b81f49eb37c10903/FLAG901d7645e [2023-12-03 04:11:58,965 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aabcbb68-03fe-4268-aa64-346acc25e736/bin/ukojak-verify-Qdu7aM0XO9/data/d58ed85fb/cd0b25a4327c44d6b81f49eb37c10903 [2023-12-03 04:11:58,967 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 04:11:58,969 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 04:11:58,970 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 04:11:58,970 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 04:11:58,974 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 04:11:58,974 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 04:11:58" (1/1) ... [2023-12-03 04:11:58,975 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@44bba981 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:11:58, skipping insertion in model container [2023-12-03 04:11:58,976 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 04:11:58" (1/1) ... [2023-12-03 04:11:59,049 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 04:11:59,173 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_aabcbb68-03fe-4268-aa64-346acc25e736/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount500_file-0.i[915,928] [2023-12-03 04:11:59,375 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 04:11:59,391 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 04:11:59,401 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_aabcbb68-03fe-4268-aa64-346acc25e736/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount500_file-0.i[915,928] [2023-12-03 04:11:59,516 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 04:11:59,537 INFO L206 MainTranslator]: Completed translation [2023-12-03 04:11:59,537 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:11:59 WrapperNode [2023-12-03 04:11:59,538 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 04:11:59,539 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 04:11:59,539 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 04:11:59,539 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 04:11:59,546 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:11:59" (1/1) ... [2023-12-03 04:11:59,568 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:11:59" (1/1) ... [2023-12-03 04:11:59,666 INFO L138 Inliner]: procedures = 26, calls = 74, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 696 [2023-12-03 04:11:59,666 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 04:11:59,667 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 04:11:59,667 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 04:11:59,667 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 04:11:59,677 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:11:59" (1/1) ... [2023-12-03 04:11:59,677 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:11:59" (1/1) ... [2023-12-03 04:11:59,695 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:11:59" (1/1) ... [2023-12-03 04:11:59,695 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:11:59" (1/1) ... [2023-12-03 04:11:59,727 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:11:59" (1/1) ... [2023-12-03 04:11:59,734 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:11:59" (1/1) ... [2023-12-03 04:11:59,745 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:11:59" (1/1) ... [2023-12-03 04:11:59,753 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:11:59" (1/1) ... [2023-12-03 04:11:59,766 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 04:11:59,767 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 04:11:59,767 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 04:11:59,767 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 04:11:59,768 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:11:59" (1/1) ... [2023-12-03 04:11:59,773 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 04:11:59,784 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aabcbb68-03fe-4268-aa64-346acc25e736/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 04:11:59,796 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aabcbb68-03fe-4268-aa64-346acc25e736/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 04:11:59,799 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aabcbb68-03fe-4268-aa64-346acc25e736/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 04:11:59,830 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 04:11:59,830 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-03 04:11:59,830 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-03 04:11:59,831 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-03 04:11:59,831 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 04:11:59,831 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 04:11:59,975 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 04:11:59,977 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 04:12:01,055 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 04:12:02,493 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 04:12:02,493 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-03 04:12:02,495 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 04:12:02 BoogieIcfgContainer [2023-12-03 04:12:02,495 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 04:12:02,496 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 04:12:02,496 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 04:12:02,504 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 04:12:02,504 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 04:12:02" (1/1) ... [2023-12-03 04:12:02,512 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-03 04:12:02,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:12:02,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 105 states and 166 transitions. [2023-12-03 04:12:02,564 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 166 transitions. [2023-12-03 04:12:02,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 223 [2023-12-03 04:12:02,578 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:12:02,579 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:12:13,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2023-12-03 04:12:13,168 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) [2023-12-03 04:12:13,172 INFO L158 Benchmark]: Toolchain (without parser) took 14202.13ms. Allocated memory was 169.9MB in the beginning and 218.1MB in the end (delta: 48.2MB). Free memory was 137.7MB in the beginning and 92.0MB in the end (delta: 45.7MB). Peak memory consumption was 95.6MB. Max. memory is 16.1GB. [2023-12-03 04:12:13,172 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 117.4MB. Free memory is still 73.6MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 04:12:13,173 INFO L158 Benchmark]: CACSL2BoogieTranslator took 568.20ms. Allocated memory is still 169.9MB. Free memory was 137.7MB in the beginning and 101.3MB in the end (delta: 36.4MB). Peak memory consumption was 35.7MB. Max. memory is 16.1GB. [2023-12-03 04:12:13,173 INFO L158 Benchmark]: Boogie Procedure Inliner took 127.89ms. Allocated memory is still 169.9MB. Free memory was 101.3MB in the beginning and 81.2MB in the end (delta: 20.1MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2023-12-03 04:12:13,174 INFO L158 Benchmark]: Boogie Preprocessor took 98.75ms. Allocated memory is still 169.9MB. Free memory was 81.2MB in the beginning and 73.4MB in the end (delta: 7.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-12-03 04:12:13,175 INFO L158 Benchmark]: RCFGBuilder took 2728.35ms. Allocated memory was 169.9MB in the beginning and 218.1MB in the end (delta: 48.2MB). Free memory was 73.4MB in the beginning and 158.4MB in the end (delta: -85.0MB). Peak memory consumption was 66.2MB. Max. memory is 16.1GB. [2023-12-03 04:12:13,175 INFO L158 Benchmark]: CodeCheck took 10674.31ms. Allocated memory is still 218.1MB. Free memory was 158.4MB in the beginning and 92.0MB in the end (delta: 66.5MB). Peak memory consumption was 67.1MB. Max. memory is 16.1GB. [2023-12-03 04:12:13,178 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 0.14ms. Allocated memory is still 117.4MB. Free memory is still 73.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 568.20ms. Allocated memory is still 169.9MB. Free memory was 137.7MB in the beginning and 101.3MB in the end (delta: 36.4MB). Peak memory consumption was 35.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 127.89ms. Allocated memory is still 169.9MB. Free memory was 101.3MB in the beginning and 81.2MB in the end (delta: 20.1MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * Boogie Preprocessor took 98.75ms. Allocated memory is still 169.9MB. Free memory was 81.2MB in the beginning and 73.4MB in the end (delta: 7.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 2728.35ms. Allocated memory was 169.9MB in the beginning and 218.1MB in the end (delta: 48.2MB). Free memory was 73.4MB in the beginning and 158.4MB in the end (delta: -85.0MB). Peak memory consumption was 66.2MB. Max. memory is 16.1GB. * CodeCheck took 10674.31ms. Allocated memory is still 218.1MB. Free memory was 158.4MB in the beginning and 92.0MB in the end (delta: 66.5MB). Peak memory consumption was 67.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-12-03 04:12:13,209 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aabcbb68-03fe-4268-aa64-346acc25e736/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aabcbb68-03fe-4268-aa64-346acc25e736/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aabcbb68-03fe-4268-aa64-346acc25e736/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aabcbb68-03fe-4268-aa64-346acc25e736/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aabcbb68-03fe-4268-aa64-346acc25e736/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount500_file-0.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aabcbb68-03fe-4268-aa64-346acc25e736/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aabcbb68-03fe-4268-aa64-346acc25e736/bin/ukojak-verify-Qdu7aM0XO9 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 6220e6745b3165a6fc1efc167bda264ea9d52d0f56711813aaca8387b0aa2cbd --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 04:12:15,177 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 04:12:15,257 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aabcbb68-03fe-4268-aa64-346acc25e736/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2023-12-03 04:12:15,290 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 04:12:15,291 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 04:12:15,291 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 04:12:15,292 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 04:12:15,293 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 04:12:15,293 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 04:12:15,294 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 04:12:15,294 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 04:12:15,295 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 04:12:15,295 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 04:12:15,296 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 04:12:15,297 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 04:12:15,297 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 04:12:15,298 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-03 04:12:15,299 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-03 04:12:15,299 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-03 04:12:15,300 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 04:12:15,300 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 04:12:15,304 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 04:12:15,305 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 04:12:15,306 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 04:12:15,306 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 04:12:15,307 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 04:12:15,307 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-12-03 04:12:15,308 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 04:12:15,308 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 04:12:15,308 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 04:12:15,309 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 04:12:15,309 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 04:12:15,309 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-03 04:12:15,310 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 04:12:15,310 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 04:12:15,310 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-12-03 04:12:15,310 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-03 04:12:15,311 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_aabcbb68-03fe-4268-aa64-346acc25e736/bin/ukojak-verify-Qdu7aM0XO9/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aabcbb68-03fe-4268-aa64-346acc25e736/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6220e6745b3165a6fc1efc167bda264ea9d52d0f56711813aaca8387b0aa2cbd [2023-12-03 04:12:15,583 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 04:12:15,604 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 04:12:15,607 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 04:12:15,608 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 04:12:15,609 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 04:12:15,610 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aabcbb68-03fe-4268-aa64-346acc25e736/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount500_file-0.i [2023-12-03 04:12:18,409 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 04:12:18,685 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 04:12:18,685 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aabcbb68-03fe-4268-aa64-346acc25e736/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount500_file-0.i [2023-12-03 04:12:18,703 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aabcbb68-03fe-4268-aa64-346acc25e736/bin/ukojak-verify-Qdu7aM0XO9/data/ade7004fe/c6592b79a2ca45a9b6928c7fb28d8d4d/FLAG983b22ba2 [2023-12-03 04:12:18,716 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aabcbb68-03fe-4268-aa64-346acc25e736/bin/ukojak-verify-Qdu7aM0XO9/data/ade7004fe/c6592b79a2ca45a9b6928c7fb28d8d4d [2023-12-03 04:12:18,718 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 04:12:18,720 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 04:12:18,722 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 04:12:18,722 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 04:12:18,726 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 04:12:18,727 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 04:12:18" (1/1) ... [2023-12-03 04:12:18,728 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5bb0fdfc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:12:18, skipping insertion in model container [2023-12-03 04:12:18,728 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 04:12:18" (1/1) ... [2023-12-03 04:12:18,807 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 04:12:18,935 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_aabcbb68-03fe-4268-aa64-346acc25e736/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount500_file-0.i[915,928] [2023-12-03 04:12:19,164 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 04:12:19,185 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 04:12:19,196 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_aabcbb68-03fe-4268-aa64-346acc25e736/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount500_file-0.i[915,928] [2023-12-03 04:12:19,325 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 04:12:19,344 INFO L206 MainTranslator]: Completed translation [2023-12-03 04:12:19,344 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:12:19 WrapperNode [2023-12-03 04:12:19,345 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 04:12:19,345 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 04:12:19,346 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 04:12:19,346 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 04:12:19,351 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:12:19" (1/1) ... [2023-12-03 04:12:19,378 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:12:19" (1/1) ... [2023-12-03 04:12:19,426 INFO L138 Inliner]: procedures = 27, calls = 74, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 539 [2023-12-03 04:12:19,426 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 04:12:19,427 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 04:12:19,427 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 04:12:19,427 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 04:12:19,435 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:12:19" (1/1) ... [2023-12-03 04:12:19,436 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:12:19" (1/1) ... [2023-12-03 04:12:19,446 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:12:19" (1/1) ... [2023-12-03 04:12:19,447 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:12:19" (1/1) ... [2023-12-03 04:12:19,480 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:12:19" (1/1) ... [2023-12-03 04:12:19,488 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:12:19" (1/1) ... [2023-12-03 04:12:19,496 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:12:19" (1/1) ... [2023-12-03 04:12:19,502 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:12:19" (1/1) ... [2023-12-03 04:12:19,513 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 04:12:19,514 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 04:12:19,514 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 04:12:19,515 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 04:12:19,515 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:12:19" (1/1) ... [2023-12-03 04:12:19,521 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 04:12:19,532 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aabcbb68-03fe-4268-aa64-346acc25e736/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 04:12:19,545 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aabcbb68-03fe-4268-aa64-346acc25e736/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 04:12:19,550 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aabcbb68-03fe-4268-aa64-346acc25e736/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 04:12:19,581 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 04:12:19,582 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-03 04:12:19,582 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-03 04:12:19,582 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-03 04:12:19,582 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 04:12:19,583 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 04:12:19,722 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 04:12:19,725 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 04:13:58,897 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 04:13:59,756 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 04:13:59,756 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-03 04:13:59,757 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 04:13:59 BoogieIcfgContainer [2023-12-03 04:13:59,758 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 04:13:59,758 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 04:13:59,758 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 04:13:59,766 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 04:13:59,766 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 04:13:59" (1/1) ... [2023-12-03 04:13:59,775 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-03 04:13:59,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:13:59,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 105 states and 166 transitions. [2023-12-03 04:13:59,829 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 166 transitions. [2023-12-03 04:13:59,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 223 [2023-12-03 04:13:59,841 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:13:59,841 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 04:13:59,841 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aabcbb68-03fe-4268-aa64-346acc25e736/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 04:13:59,884 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aabcbb68-03fe-4268-aa64-346acc25e736/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 04:13:59,886 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aabcbb68-03fe-4268-aa64-346acc25e736/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-12-03 04:14:33,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:14:33,100 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 04:14:43,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2023-12-03 04:14:44,001 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aabcbb68-03fe-4268-aa64-346acc25e736/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2023-12-03 04:14:44,002 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) [2023-12-03 04:14:44,006 INFO L158 Benchmark]: Toolchain (without parser) took 145285.39ms. Allocated memory is still 111.1MB. Free memory was 86.2MB in the beginning and 50.8MB in the end (delta: 35.4MB). Peak memory consumption was 36.3MB. Max. memory is 16.1GB. [2023-12-03 04:14:44,006 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 60.8MB. Free memory was 37.3MB in the beginning and 37.2MB in the end (delta: 71.6kB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 04:14:44,007 INFO L158 Benchmark]: CACSL2BoogieTranslator took 623.35ms. Allocated memory is still 111.1MB. Free memory was 85.8MB in the beginning and 82.1MB in the end (delta: 3.7MB). Peak memory consumption was 36.1MB. Max. memory is 16.1GB. [2023-12-03 04:14:44,007 INFO L158 Benchmark]: Boogie Procedure Inliner took 81.13ms. Allocated memory is still 111.1MB. Free memory was 82.1MB in the beginning and 75.8MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-12-03 04:14:44,008 INFO L158 Benchmark]: Boogie Preprocessor took 86.47ms. Allocated memory is still 111.1MB. Free memory was 75.8MB in the beginning and 69.5MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-12-03 04:14:44,009 INFO L158 Benchmark]: RCFGBuilder took 100243.58ms. Allocated memory is still 111.1MB. Free memory was 69.5MB in the beginning and 69.5MB in the end (delta: 60.6kB). Peak memory consumption was 48.4MB. Max. memory is 16.1GB. [2023-12-03 04:14:44,010 INFO L158 Benchmark]: CodeCheck took 44246.25ms. Allocated memory is still 111.1MB. Free memory was 69.5MB in the beginning and 50.8MB in the end (delta: 18.7MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2023-12-03 04:14:44,014 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 0.19ms. Allocated memory is still 60.8MB. Free memory was 37.3MB in the beginning and 37.2MB in the end (delta: 71.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 623.35ms. Allocated memory is still 111.1MB. Free memory was 85.8MB in the beginning and 82.1MB in the end (delta: 3.7MB). Peak memory consumption was 36.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 81.13ms. Allocated memory is still 111.1MB. Free memory was 82.1MB in the beginning and 75.8MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 86.47ms. Allocated memory is still 111.1MB. Free memory was 75.8MB in the beginning and 69.5MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 100243.58ms. Allocated memory is still 111.1MB. Free memory was 69.5MB in the beginning and 69.5MB in the end (delta: 60.6kB). Peak memory consumption was 48.4MB. Max. memory is 16.1GB. * CodeCheck took 44246.25ms. Allocated memory is still 111.1MB. Free memory was 69.5MB in the beginning and 50.8MB in the end (delta: 18.7MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-12-03 04:14:44,226 WARN L435 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aabcbb68-03fe-4268-aa64-346acc25e736/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forcibly destroying the process [2023-12-03 04:14:44,304 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aabcbb68-03fe-4268-aa64-346acc25e736/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 137 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown