./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount500_file-66.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_21ebf58a-1a64-4dce-b319-d563c610a10d/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21ebf58a-1a64-4dce-b319-d563c610a10d/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_21ebf58a-1a64-4dce-b319-d563c610a10d/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21ebf58a-1a64-4dce-b319-d563c610a10d/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount500_file-66.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21ebf58a-1a64-4dce-b319-d563c610a10d/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_21ebf58a-1a64-4dce-b319-d563c610a10d/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 f74c38136cb9ba6654a79a08d65b3f5604dc940c8f0684c77bafb8f477e997ef --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 01:08:20,014 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 01:08:20,074 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21ebf58a-1a64-4dce-b319-d563c610a10d/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-12-03 01:08:20,078 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-03 01:08:20,078 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-03 01:08:20,098 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 01:08:20,099 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 01:08:20,099 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 01:08:20,100 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 01:08:20,101 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 01:08:20,101 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 01:08:20,102 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 01:08:20,102 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 01:08:20,103 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-03 01:08:20,103 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 01:08:20,104 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 01:08:20,104 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 01:08:20,105 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 01:08:20,105 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 01:08:20,106 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 01:08:20,106 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 01:08:20,108 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 01:08:20,109 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 01:08:20,109 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 01:08:20,109 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 01:08:20,109 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 01:08:20,110 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 01:08:20,110 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 01:08:20,110 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 01:08:20,110 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 01:08:20,111 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-03 01:08:20,111 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-03 01:08:20,112 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 01:08:20,112 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_21ebf58a-1a64-4dce-b319-d563c610a10d/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21ebf58a-1a64-4dce-b319-d563c610a10d/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f74c38136cb9ba6654a79a08d65b3f5604dc940c8f0684c77bafb8f477e997ef [2023-12-03 01:08:20,304 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 01:08:20,325 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 01:08:20,327 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 01:08:20,329 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 01:08:20,329 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 01:08:20,330 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21ebf58a-1a64-4dce-b319-d563c610a10d/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount500_file-66.i [2023-12-03 01:08:23,059 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 01:08:23,305 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 01:08:23,306 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21ebf58a-1a64-4dce-b319-d563c610a10d/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount500_file-66.i [2023-12-03 01:08:23,321 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21ebf58a-1a64-4dce-b319-d563c610a10d/bin/ukojak-verify-Qdu7aM0XO9/data/e37291799/df73540648b94ca284c752eee1e20218/FLAG4f40c66bb [2023-12-03 01:08:23,333 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21ebf58a-1a64-4dce-b319-d563c610a10d/bin/ukojak-verify-Qdu7aM0XO9/data/e37291799/df73540648b94ca284c752eee1e20218 [2023-12-03 01:08:23,336 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 01:08:23,337 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 01:08:23,338 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 01:08:23,338 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 01:08:23,342 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 01:08:23,343 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 01:08:23" (1/1) ... [2023-12-03 01:08:23,344 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@69208e20 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:08:23, skipping insertion in model container [2023-12-03 01:08:23,344 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 01:08:23" (1/1) ... [2023-12-03 01:08:23,426 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 01:08:23,553 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_21ebf58a-1a64-4dce-b319-d563c610a10d/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount500_file-66.i[916,929] [2023-12-03 01:08:23,765 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 01:08:23,782 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 01:08:23,792 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_21ebf58a-1a64-4dce-b319-d563c610a10d/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount500_file-66.i[916,929] [2023-12-03 01:08:23,918 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 01:08:23,938 INFO L206 MainTranslator]: Completed translation [2023-12-03 01:08:23,939 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:08:23 WrapperNode [2023-12-03 01:08:23,939 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 01:08:23,940 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 01:08:23,940 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 01:08:23,940 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 01:08:23,947 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:08:23" (1/1) ... [2023-12-03 01:08:23,972 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:08:23" (1/1) ... [2023-12-03 01:08:24,071 INFO L138 Inliner]: procedures = 26, calls = 81, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 863 [2023-12-03 01:08:24,072 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 01:08:24,072 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 01:08:24,072 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 01:08:24,073 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 01:08:24,082 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:08:23" (1/1) ... [2023-12-03 01:08:24,082 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:08:23" (1/1) ... [2023-12-03 01:08:24,101 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:08:23" (1/1) ... [2023-12-03 01:08:24,101 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:08:23" (1/1) ... [2023-12-03 01:08:24,135 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:08:23" (1/1) ... [2023-12-03 01:08:24,144 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:08:23" (1/1) ... [2023-12-03 01:08:24,155 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:08:23" (1/1) ... [2023-12-03 01:08:24,163 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:08:23" (1/1) ... [2023-12-03 01:08:24,176 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 01:08:24,177 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 01:08:24,177 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 01:08:24,177 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 01:08:24,178 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:08:23" (1/1) ... [2023-12-03 01:08:24,183 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 01:08:24,194 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21ebf58a-1a64-4dce-b319-d563c610a10d/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 01:08:24,205 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21ebf58a-1a64-4dce-b319-d563c610a10d/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 01:08:24,208 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21ebf58a-1a64-4dce-b319-d563c610a10d/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 01:08:24,242 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 01:08:24,243 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-03 01:08:24,243 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-03 01:08:24,243 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-03 01:08:24,243 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 01:08:24,243 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 01:08:24,393 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 01:08:24,395 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 01:08:25,491 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 01:08:27,464 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 01:08:27,464 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-03 01:08:27,466 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 01:08:27 BoogieIcfgContainer [2023-12-03 01:08:27,466 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 01:08:27,467 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 01:08:27,467 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 01:08:27,476 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 01:08:27,476 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 01:08:27" (1/1) ... [2023-12-03 01:08:27,484 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-03 01:08:27,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:08:27,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 117 states and 185 transitions. [2023-12-03 01:08:27,543 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 185 transitions. [2023-12-03 01:08:27,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 249 [2023-12-03 01:08:27,556 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:08:27,557 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:08:38,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2023-12-03 01:08:38,210 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 01:08:38,214 INFO L158 Benchmark]: Toolchain (without parser) took 14875.84ms. Allocated memory was 136.3MB in the beginning and 201.3MB in the end (delta: 65.0MB). Free memory was 96.8MB in the beginning and 80.4MB in the end (delta: 16.4MB). Peak memory consumption was 84.3MB. Max. memory is 16.1GB. [2023-12-03 01:08:38,214 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 102.8MB. Free memory is still 51.1MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 01:08:38,215 INFO L158 Benchmark]: CACSL2BoogieTranslator took 600.75ms. Allocated memory is still 136.3MB. Free memory was 96.8MB in the beginning and 95.0MB in the end (delta: 1.7MB). Peak memory consumption was 34.6MB. Max. memory is 16.1GB. [2023-12-03 01:08:38,215 INFO L158 Benchmark]: Boogie Procedure Inliner took 132.07ms. Allocated memory is still 136.3MB. Free memory was 94.3MB in the beginning and 73.3MB in the end (delta: 21.0MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2023-12-03 01:08:38,216 INFO L158 Benchmark]: Boogie Preprocessor took 103.86ms. Allocated memory is still 136.3MB. Free memory was 73.3MB in the beginning and 64.3MB in the end (delta: 9.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-12-03 01:08:38,217 INFO L158 Benchmark]: RCFGBuilder took 3288.95ms. Allocated memory was 136.3MB in the beginning and 201.3MB in the end (delta: 65.0MB). Free memory was 64.3MB in the beginning and 71.8MB in the end (delta: -7.5MB). Peak memory consumption was 74.3MB. Max. memory is 16.1GB. [2023-12-03 01:08:38,217 INFO L158 Benchmark]: CodeCheck took 10745.71ms. Allocated memory is still 201.3MB. Free memory was 71.8MB in the beginning and 80.4MB in the end (delta: -8.6MB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 01:08:38,221 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 0.22ms. Allocated memory is still 102.8MB. Free memory is still 51.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 600.75ms. Allocated memory is still 136.3MB. Free memory was 96.8MB in the beginning and 95.0MB in the end (delta: 1.7MB). Peak memory consumption was 34.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 132.07ms. Allocated memory is still 136.3MB. Free memory was 94.3MB in the beginning and 73.3MB in the end (delta: 21.0MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * Boogie Preprocessor took 103.86ms. Allocated memory is still 136.3MB. Free memory was 73.3MB in the beginning and 64.3MB in the end (delta: 9.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 3288.95ms. Allocated memory was 136.3MB in the beginning and 201.3MB in the end (delta: 65.0MB). Free memory was 64.3MB in the beginning and 71.8MB in the end (delta: -7.5MB). Peak memory consumption was 74.3MB. Max. memory is 16.1GB. * CodeCheck took 10745.71ms. Allocated memory is still 201.3MB. Free memory was 71.8MB in the beginning and 80.4MB in the end (delta: -8.6MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-12-03 01:08:38,256 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21ebf58a-1a64-4dce-b319-d563c610a10d/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_21ebf58a-1a64-4dce-b319-d563c610a10d/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21ebf58a-1a64-4dce-b319-d563c610a10d/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_21ebf58a-1a64-4dce-b319-d563c610a10d/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21ebf58a-1a64-4dce-b319-d563c610a10d/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount500_file-66.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21ebf58a-1a64-4dce-b319-d563c610a10d/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_21ebf58a-1a64-4dce-b319-d563c610a10d/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 f74c38136cb9ba6654a79a08d65b3f5604dc940c8f0684c77bafb8f477e997ef --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 01:08:40,087 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 01:08:40,162 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21ebf58a-1a64-4dce-b319-d563c610a10d/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2023-12-03 01:08:40,194 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 01:08:40,195 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 01:08:40,195 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 01:08:40,196 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 01:08:40,197 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 01:08:40,197 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 01:08:40,198 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 01:08:40,198 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 01:08:40,199 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 01:08:40,199 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 01:08:40,200 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 01:08:40,200 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 01:08:40,201 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 01:08:40,201 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-03 01:08:40,202 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-03 01:08:40,203 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-03 01:08:40,203 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 01:08:40,204 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 01:08:40,205 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 01:08:40,205 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 01:08:40,206 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 01:08:40,207 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 01:08:40,207 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 01:08:40,207 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-12-03 01:08:40,208 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 01:08:40,208 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 01:08:40,209 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 01:08:40,209 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 01:08:40,210 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 01:08:40,210 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-03 01:08:40,210 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 01:08:40,211 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 01:08:40,211 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-12-03 01:08:40,211 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-03 01:08:40,211 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_21ebf58a-1a64-4dce-b319-d563c610a10d/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21ebf58a-1a64-4dce-b319-d563c610a10d/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f74c38136cb9ba6654a79a08d65b3f5604dc940c8f0684c77bafb8f477e997ef [2023-12-03 01:08:40,491 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 01:08:40,510 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 01:08:40,512 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 01:08:40,513 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 01:08:40,513 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 01:08:40,514 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21ebf58a-1a64-4dce-b319-d563c610a10d/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount500_file-66.i [2023-12-03 01:08:43,310 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 01:08:43,571 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 01:08:43,571 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21ebf58a-1a64-4dce-b319-d563c610a10d/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount500_file-66.i [2023-12-03 01:08:43,587 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21ebf58a-1a64-4dce-b319-d563c610a10d/bin/ukojak-verify-Qdu7aM0XO9/data/02f5df204/0020b90e706e4b93961f3c71c9e08bb7/FLAGe11a55a68 [2023-12-03 01:08:43,601 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21ebf58a-1a64-4dce-b319-d563c610a10d/bin/ukojak-verify-Qdu7aM0XO9/data/02f5df204/0020b90e706e4b93961f3c71c9e08bb7 [2023-12-03 01:08:43,604 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 01:08:43,605 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 01:08:43,607 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 01:08:43,607 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 01:08:43,612 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 01:08:43,612 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 01:08:43" (1/1) ... [2023-12-03 01:08:43,614 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@139cdbdb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:08:43, skipping insertion in model container [2023-12-03 01:08:43,614 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 01:08:43" (1/1) ... [2023-12-03 01:08:43,705 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 01:08:43,863 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_21ebf58a-1a64-4dce-b319-d563c610a10d/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount500_file-66.i[916,929] [2023-12-03 01:08:44,083 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 01:08:44,103 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 01:08:44,113 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_21ebf58a-1a64-4dce-b319-d563c610a10d/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount500_file-66.i[916,929] [2023-12-03 01:08:44,280 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 01:08:44,303 INFO L206 MainTranslator]: Completed translation [2023-12-03 01:08:44,303 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:08:44 WrapperNode [2023-12-03 01:08:44,303 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 01:08:44,304 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 01:08:44,304 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 01:08:44,304 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 01:08:44,309 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:08:44" (1/1) ... [2023-12-03 01:08:44,335 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:08:44" (1/1) ... [2023-12-03 01:08:44,387 INFO L138 Inliner]: procedures = 27, calls = 81, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 622 [2023-12-03 01:08:44,387 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 01:08:44,388 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 01:08:44,388 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 01:08:44,388 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 01:08:44,397 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:08:44" (1/1) ... [2023-12-03 01:08:44,398 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:08:44" (1/1) ... [2023-12-03 01:08:44,408 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:08:44" (1/1) ... [2023-12-03 01:08:44,408 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:08:44" (1/1) ... [2023-12-03 01:08:44,445 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:08:44" (1/1) ... [2023-12-03 01:08:44,453 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:08:44" (1/1) ... [2023-12-03 01:08:44,463 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:08:44" (1/1) ... [2023-12-03 01:08:44,468 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:08:44" (1/1) ... [2023-12-03 01:08:44,480 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 01:08:44,481 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 01:08:44,481 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 01:08:44,482 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 01:08:44,482 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:08:44" (1/1) ... [2023-12-03 01:08:44,488 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 01:08:44,499 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21ebf58a-1a64-4dce-b319-d563c610a10d/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 01:08:44,512 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21ebf58a-1a64-4dce-b319-d563c610a10d/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 01:08:44,521 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21ebf58a-1a64-4dce-b319-d563c610a10d/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 01:08:44,554 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 01:08:44,554 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-03 01:08:44,554 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-03 01:08:44,554 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-03 01:08:44,554 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 01:08:44,554 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 01:08:44,699 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 01:08:44,701 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 01:09:44,594 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 01:09:45,202 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 01:09:45,202 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-03 01:09:45,203 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 01:09:45 BoogieIcfgContainer [2023-12-03 01:09:45,204 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 01:09:45,205 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 01:09:45,205 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 01:09:45,212 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 01:09:45,212 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 01:09:45" (1/1) ... [2023-12-03 01:09:45,220 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-03 01:09:45,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:09:45,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 117 states and 185 transitions. [2023-12-03 01:09:45,272 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 185 transitions. [2023-12-03 01:09:45,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 249 [2023-12-03 01:09:45,285 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:09:45,285 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 01:09:45,286 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21ebf58a-1a64-4dce-b319-d563c610a10d/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 01:09:45,301 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21ebf58a-1a64-4dce-b319-d563c610a10d/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 01:09:45,305 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21ebf58a-1a64-4dce-b319-d563c610a10d/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-12-03 01:10:18,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:10:18,478 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 01:10:28,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2023-12-03 01:10:29,152 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21ebf58a-1a64-4dce-b319-d563c610a10d/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2023-12-03 01:10:29,153 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 01:10:29,156 INFO L158 Benchmark]: Toolchain (without parser) took 105550.62ms. Allocated memory is still 109.1MB. Free memory was 83.4MB in the beginning and 36.7MB in the end (delta: 46.7MB). Peak memory consumption was 47.0MB. Max. memory is 16.1GB. [2023-12-03 01:10:29,157 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 62.9MB. Free memory is still 38.9MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 01:10:29,157 INFO L158 Benchmark]: CACSL2BoogieTranslator took 696.62ms. Allocated memory is still 109.1MB. Free memory was 83.1MB in the beginning and 77.6MB in the end (delta: 5.5MB). Peak memory consumption was 33.7MB. Max. memory is 16.1GB. [2023-12-03 01:10:29,158 INFO L158 Benchmark]: Boogie Procedure Inliner took 83.43ms. Allocated memory is still 109.1MB. Free memory was 77.6MB in the beginning and 71.0MB in the end (delta: 6.6MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-12-03 01:10:29,158 INFO L158 Benchmark]: Boogie Preprocessor took 92.69ms. Allocated memory is still 109.1MB. Free memory was 71.0MB in the beginning and 64.1MB in the end (delta: 6.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-12-03 01:10:29,159 INFO L158 Benchmark]: RCFGBuilder took 60722.53ms. Allocated memory is still 109.1MB. Free memory was 64.1MB in the beginning and 64.3MB in the end (delta: -207.3kB). Peak memory consumption was 46.5MB. Max. memory is 16.1GB. [2023-12-03 01:10:29,160 INFO L158 Benchmark]: CodeCheck took 43950.86ms. Allocated memory is still 109.1MB. Free memory was 64.3MB in the beginning and 36.7MB in the end (delta: 27.6MB). Peak memory consumption was 27.6MB. Max. memory is 16.1GB. [2023-12-03 01:10:29,163 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 62.9MB. Free memory is still 38.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 696.62ms. Allocated memory is still 109.1MB. Free memory was 83.1MB in the beginning and 77.6MB in the end (delta: 5.5MB). Peak memory consumption was 33.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 83.43ms. Allocated memory is still 109.1MB. Free memory was 77.6MB in the beginning and 71.0MB in the end (delta: 6.6MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 92.69ms. Allocated memory is still 109.1MB. Free memory was 71.0MB in the beginning and 64.1MB in the end (delta: 6.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 60722.53ms. Allocated memory is still 109.1MB. Free memory was 64.1MB in the beginning and 64.3MB in the end (delta: -207.3kB). Peak memory consumption was 46.5MB. Max. memory is 16.1GB. * CodeCheck took 43950.86ms. Allocated memory is still 109.1MB. Free memory was 64.3MB in the beginning and 36.7MB in the end (delta: 27.6MB). Peak memory consumption was 27.6MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-12-03 01:10:29,374 WARN L435 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21ebf58a-1a64-4dce-b319-d563c610a10d/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forcibly destroying the process [2023-12-03 01:10:29,422 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21ebf58a-1a64-4dce-b319-d563c610a10d/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