./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_normal_file-37.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_b8c477aa-7646-4ed1-af62-5e924f8fca31/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8c477aa-7646-4ed1-af62-5e924f8fca31/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_b8c477aa-7646-4ed1-af62-5e924f8fca31/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8c477aa-7646-4ed1-af62-5e924f8fca31/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_normal_file-37.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8c477aa-7646-4ed1-af62-5e924f8fca31/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_b8c477aa-7646-4ed1-af62-5e924f8fca31/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 6764ffc30d83572229fdd52ac34e537de9a6022f894af07ea29e6b16dee068e4 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 01:10:35,591 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 01:10:35,651 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8c477aa-7646-4ed1-af62-5e924f8fca31/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-12-03 01:10:35,655 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-03 01:10:35,656 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-03 01:10:35,676 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 01:10:35,677 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 01:10:35,677 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 01:10:35,678 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 01:10:35,678 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 01:10:35,679 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 01:10:35,680 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 01:10:35,680 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 01:10:35,681 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-03 01:10:35,681 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 01:10:35,682 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 01:10:35,682 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 01:10:35,683 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 01:10:35,683 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 01:10:35,684 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 01:10:35,685 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 01:10:35,685 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 01:10:35,686 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 01:10:35,686 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 01:10:35,687 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 01:10:35,687 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 01:10:35,688 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 01:10:35,688 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 01:10:35,689 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 01:10:35,689 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 01:10:35,690 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-03 01:10:35,690 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-03 01:10:35,691 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 01:10:35,691 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_b8c477aa-7646-4ed1-af62-5e924f8fca31/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8c477aa-7646-4ed1-af62-5e924f8fca31/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6764ffc30d83572229fdd52ac34e537de9a6022f894af07ea29e6b16dee068e4 [2023-12-03 01:10:35,885 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 01:10:35,922 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 01:10:35,924 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 01:10:35,925 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 01:10:35,925 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 01:10:35,926 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8c477aa-7646-4ed1-af62-5e924f8fca31/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_normal_file-37.i [2023-12-03 01:10:38,654 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 01:10:38,830 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 01:10:38,831 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8c477aa-7646-4ed1-af62-5e924f8fca31/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_normal_file-37.i [2023-12-03 01:10:38,841 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8c477aa-7646-4ed1-af62-5e924f8fca31/bin/ukojak-verify-Qdu7aM0XO9/data/ca2dc4713/dd2506b5916443ecbf1c08c9a6f51b05/FLAGf4cb49a1b [2023-12-03 01:10:38,853 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8c477aa-7646-4ed1-af62-5e924f8fca31/bin/ukojak-verify-Qdu7aM0XO9/data/ca2dc4713/dd2506b5916443ecbf1c08c9a6f51b05 [2023-12-03 01:10:38,856 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 01:10:38,857 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 01:10:38,860 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 01:10:38,860 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 01:10:38,864 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 01:10:38,865 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 01:10:38" (1/1) ... [2023-12-03 01:10:38,866 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7baeab57 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:10:38, skipping insertion in model container [2023-12-03 01:10:38,866 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 01:10:38" (1/1) ... [2023-12-03 01:10:38,894 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 01:10:39,020 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_b8c477aa-7646-4ed1-af62-5e924f8fca31/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_normal_file-37.i[913,926] [2023-12-03 01:10:39,074 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 01:10:39,085 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 01:10:39,095 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_b8c477aa-7646-4ed1-af62-5e924f8fca31/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_normal_file-37.i[913,926] [2023-12-03 01:10:39,119 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 01:10:39,137 INFO L206 MainTranslator]: Completed translation [2023-12-03 01:10:39,137 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:10:39 WrapperNode [2023-12-03 01:10:39,137 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 01:10:39,138 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 01:10:39,138 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 01:10:39,139 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 01:10:39,146 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:10:39" (1/1) ... [2023-12-03 01:10:39,158 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:10:39" (1/1) ... [2023-12-03 01:10:39,194 INFO L138 Inliner]: procedures = 26, calls = 33, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 144 [2023-12-03 01:10:39,195 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 01:10:39,196 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 01:10:39,196 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 01:10:39,196 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 01:10:39,206 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:10:39" (1/1) ... [2023-12-03 01:10:39,206 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:10:39" (1/1) ... [2023-12-03 01:10:39,209 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:10:39" (1/1) ... [2023-12-03 01:10:39,210 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:10:39" (1/1) ... [2023-12-03 01:10:39,220 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:10:39" (1/1) ... [2023-12-03 01:10:39,224 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:10:39" (1/1) ... [2023-12-03 01:10:39,227 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:10:39" (1/1) ... [2023-12-03 01:10:39,229 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:10:39" (1/1) ... [2023-12-03 01:10:39,234 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 01:10:39,235 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 01:10:39,235 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 01:10:39,235 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 01:10:39,236 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:10:39" (1/1) ... [2023-12-03 01:10:39,242 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 01:10:39,256 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8c477aa-7646-4ed1-af62-5e924f8fca31/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 01:10:39,270 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8c477aa-7646-4ed1-af62-5e924f8fca31/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 01:10:39,276 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8c477aa-7646-4ed1-af62-5e924f8fca31/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 01:10:39,308 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 01:10:39,309 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-03 01:10:39,309 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-03 01:10:39,309 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-03 01:10:39,309 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 01:10:39,309 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 01:10:39,394 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 01:10:39,396 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 01:10:39,681 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 01:10:39,818 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 01:10:39,818 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-03 01:10:39,820 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 01:10:39 BoogieIcfgContainer [2023-12-03 01:10:39,820 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 01:10:39,821 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 01:10:39,821 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 01:10:39,831 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 01:10:39,831 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 01:10:39" (1/1) ... [2023-12-03 01:10:39,841 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-03 01:10:39,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:10:39,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 41 states and 61 transitions. [2023-12-03 01:10:39,899 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 61 transitions. [2023-12-03 01:10:39,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2023-12-03 01:10:39,906 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:10:39,906 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:10:40,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 01:10:40,259 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-03 01:10:40,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2023-12-03 01:10:40,362 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 01:10:40,365 INFO L158 Benchmark]: Toolchain (without parser) took 1507.50ms. Allocated memory is still 174.1MB. Free memory was 137.1MB in the beginning and 139.7MB in the end (delta: -2.7MB). Peak memory consumption was 85.8MB. Max. memory is 16.1GB. [2023-12-03 01:10:40,366 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 113.2MB. Free memory was 81.5MB in the beginning and 81.5MB in the end (delta: 28.6kB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 01:10:40,367 INFO L158 Benchmark]: CACSL2BoogieTranslator took 277.35ms. Allocated memory is still 174.1MB. Free memory was 137.1MB in the beginning and 123.2MB in the end (delta: 13.9MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-12-03 01:10:40,367 INFO L158 Benchmark]: Boogie Procedure Inliner took 56.70ms. Allocated memory is still 174.1MB. Free memory was 123.2MB in the beginning and 119.8MB in the end (delta: 3.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 01:10:40,368 INFO L158 Benchmark]: Boogie Preprocessor took 38.73ms. Allocated memory is still 174.1MB. Free memory was 119.8MB in the beginning and 117.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 01:10:40,368 INFO L158 Benchmark]: RCFGBuilder took 584.99ms. Allocated memory is still 174.1MB. Free memory was 117.7MB in the beginning and 82.6MB in the end (delta: 35.1MB). Peak memory consumption was 35.7MB. Max. memory is 16.1GB. [2023-12-03 01:10:40,369 INFO L158 Benchmark]: CodeCheck took 543.23ms. Allocated memory is still 174.1MB. Free memory was 82.0MB in the beginning and 139.7MB in the end (delta: -57.7MB). Peak memory consumption was 31.3MB. Max. memory is 16.1GB. [2023-12-03 01:10:40,372 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 113.2MB. Free memory was 81.5MB in the beginning and 81.5MB in the end (delta: 28.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 277.35ms. Allocated memory is still 174.1MB. Free memory was 137.1MB in the beginning and 123.2MB in the end (delta: 13.9MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 56.70ms. Allocated memory is still 174.1MB. Free memory was 123.2MB in the beginning and 119.8MB in the end (delta: 3.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 38.73ms. Allocated memory is still 174.1MB. Free memory was 119.8MB in the beginning and 117.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 584.99ms. Allocated memory is still 174.1MB. Free memory was 117.7MB in the beginning and 82.6MB in the end (delta: 35.1MB). Peak memory consumption was 35.7MB. Max. memory is 16.1GB. * CodeCheck took 543.23ms. Allocated memory is still 174.1MB. Free memory was 82.0MB in the beginning and 139.7MB in the end (delta: -57.7MB). Peak memory consumption was 31.3MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-12-03 01:10:40,391 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8c477aa-7646-4ed1-af62-5e924f8fca31/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_b8c477aa-7646-4ed1-af62-5e924f8fca31/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8c477aa-7646-4ed1-af62-5e924f8fca31/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_b8c477aa-7646-4ed1-af62-5e924f8fca31/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8c477aa-7646-4ed1-af62-5e924f8fca31/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_normal_file-37.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8c477aa-7646-4ed1-af62-5e924f8fca31/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_b8c477aa-7646-4ed1-af62-5e924f8fca31/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 6764ffc30d83572229fdd52ac34e537de9a6022f894af07ea29e6b16dee068e4 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 01:10:42,263 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 01:10:42,339 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8c477aa-7646-4ed1-af62-5e924f8fca31/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2023-12-03 01:10:42,372 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 01:10:42,373 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 01:10:42,374 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 01:10:42,374 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 01:10:42,375 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 01:10:42,376 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 01:10:42,376 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 01:10:42,377 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 01:10:42,377 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 01:10:42,378 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 01:10:42,378 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 01:10:42,379 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 01:10:42,379 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 01:10:42,380 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-03 01:10:42,380 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-03 01:10:42,381 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-03 01:10:42,381 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 01:10:42,382 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 01:10:42,382 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 01:10:42,383 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 01:10:42,383 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 01:10:42,383 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 01:10:42,384 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 01:10:42,384 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-12-03 01:10:42,385 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 01:10:42,385 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 01:10:42,386 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 01:10:42,386 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 01:10:42,387 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 01:10:42,387 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-03 01:10:42,388 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 01:10:42,388 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 01:10:42,388 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-12-03 01:10:42,388 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-03 01:10:42,389 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_b8c477aa-7646-4ed1-af62-5e924f8fca31/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8c477aa-7646-4ed1-af62-5e924f8fca31/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6764ffc30d83572229fdd52ac34e537de9a6022f894af07ea29e6b16dee068e4 [2023-12-03 01:10:42,664 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 01:10:42,683 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 01:10:42,685 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 01:10:42,686 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 01:10:42,687 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 01:10:42,688 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8c477aa-7646-4ed1-af62-5e924f8fca31/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_normal_file-37.i [2023-12-03 01:10:45,469 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 01:10:45,650 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 01:10:45,650 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8c477aa-7646-4ed1-af62-5e924f8fca31/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_normal_file-37.i [2023-12-03 01:10:45,660 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8c477aa-7646-4ed1-af62-5e924f8fca31/bin/ukojak-verify-Qdu7aM0XO9/data/8456f1476/cc7f468f57f54af2923e8d2ecd2487e8/FLAG905e12604 [2023-12-03 01:10:45,673 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8c477aa-7646-4ed1-af62-5e924f8fca31/bin/ukojak-verify-Qdu7aM0XO9/data/8456f1476/cc7f468f57f54af2923e8d2ecd2487e8 [2023-12-03 01:10:45,675 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 01:10:45,677 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 01:10:45,678 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 01:10:45,678 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 01:10:45,682 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 01:10:45,682 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 01:10:45" (1/1) ... [2023-12-03 01:10:45,683 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@120ba590 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:10:45, skipping insertion in model container [2023-12-03 01:10:45,683 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 01:10:45" (1/1) ... [2023-12-03 01:10:45,710 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 01:10:45,836 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_b8c477aa-7646-4ed1-af62-5e924f8fca31/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_normal_file-37.i[913,926] [2023-12-03 01:10:45,891 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 01:10:45,907 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 01:10:45,918 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_b8c477aa-7646-4ed1-af62-5e924f8fca31/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_normal_file-37.i[913,926] [2023-12-03 01:10:45,951 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 01:10:45,967 INFO L206 MainTranslator]: Completed translation [2023-12-03 01:10:45,968 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:10:45 WrapperNode [2023-12-03 01:10:45,968 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 01:10:45,969 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 01:10:45,969 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 01:10:45,969 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 01:10:45,975 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:10:45" (1/1) ... [2023-12-03 01:10:45,987 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:10:45" (1/1) ... [2023-12-03 01:10:46,018 INFO L138 Inliner]: procedures = 27, calls = 33, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 142 [2023-12-03 01:10:46,018 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 01:10:46,019 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 01:10:46,020 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 01:10:46,020 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 01:10:46,027 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:10:45" (1/1) ... [2023-12-03 01:10:46,027 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:10:45" (1/1) ... [2023-12-03 01:10:46,033 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:10:45" (1/1) ... [2023-12-03 01:10:46,033 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:10:45" (1/1) ... [2023-12-03 01:10:46,050 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:10:45" (1/1) ... [2023-12-03 01:10:46,054 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:10:45" (1/1) ... [2023-12-03 01:10:46,057 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:10:45" (1/1) ... [2023-12-03 01:10:46,059 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:10:45" (1/1) ... [2023-12-03 01:10:46,064 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 01:10:46,065 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 01:10:46,065 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 01:10:46,066 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 01:10:46,066 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:10:45" (1/1) ... [2023-12-03 01:10:46,072 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 01:10:46,089 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8c477aa-7646-4ed1-af62-5e924f8fca31/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 01:10:46,101 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8c477aa-7646-4ed1-af62-5e924f8fca31/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 01:10:46,104 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8c477aa-7646-4ed1-af62-5e924f8fca31/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 01:10:46,141 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 01:10:46,141 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-03 01:10:46,141 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-03 01:10:46,142 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-03 01:10:46,142 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 01:10:46,142 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 01:10:46,231 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 01:10:46,233 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 01:11:04,327 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 01:11:04,453 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 01:11:04,453 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-03 01:11:04,454 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 01:11:04 BoogieIcfgContainer [2023-12-03 01:11:04,455 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 01:11:04,455 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 01:11:04,455 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 01:11:04,463 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 01:11:04,463 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 01:11:04" (1/1) ... [2023-12-03 01:11:04,471 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-03 01:11:04,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:11:04,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 41 states and 61 transitions. [2023-12-03 01:11:04,520 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 61 transitions. [2023-12-03 01:11:04,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2023-12-03 01:11:04,526 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:11:04,527 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 01:11:04,527 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8c477aa-7646-4ed1-af62-5e924f8fca31/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 01:11:04,564 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8c477aa-7646-4ed1-af62-5e924f8fca31/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 01:11:04,566 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8c477aa-7646-4ed1-af62-5e924f8fca31/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-12-03 01:11:06,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:11:06,378 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 01:11:16,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2023-12-03 01:11:16,530 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8c477aa-7646-4ed1-af62-5e924f8fca31/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2023-12-03 01:11:16,531 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 01:11:16,535 INFO L158 Benchmark]: Toolchain (without parser) took 30857.24ms. Allocated memory is still 83.9MB. Free memory was 59.8MB in the beginning and 38.5MB in the end (delta: 21.2MB). Peak memory consumption was 20.5MB. Max. memory is 16.1GB. [2023-12-03 01:11:16,536 INFO L158 Benchmark]: CDTParser took 0.13ms. Allocated memory is still 58.7MB. Free memory was 34.7MB in the beginning and 34.6MB in the end (delta: 81.6kB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 01:11:16,537 INFO L158 Benchmark]: CACSL2BoogieTranslator took 290.22ms. Allocated memory is still 83.9MB. Free memory was 59.5MB in the beginning and 45.3MB in the end (delta: 14.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-12-03 01:11:16,537 INFO L158 Benchmark]: Boogie Procedure Inliner took 49.83ms. Allocated memory is still 83.9MB. Free memory was 45.1MB in the beginning and 42.9MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 01:11:16,538 INFO L158 Benchmark]: Boogie Preprocessor took 45.15ms. Allocated memory is still 83.9MB. Free memory was 42.9MB in the beginning and 62.1MB in the end (delta: -19.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-12-03 01:11:16,539 INFO L158 Benchmark]: RCFGBuilder took 18389.48ms. Allocated memory is still 83.9MB. Free memory was 61.7MB in the beginning and 58.2MB in the end (delta: 3.5MB). Peak memory consumption was 31.4MB. Max. memory is 16.1GB. [2023-12-03 01:11:16,540 INFO L158 Benchmark]: CodeCheck took 12078.14ms. Allocated memory is still 83.9MB. Free memory was 58.2MB in the beginning and 38.5MB in the end (delta: 19.7MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2023-12-03 01:11:16,544 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 0.13ms. Allocated memory is still 58.7MB. Free memory was 34.7MB in the beginning and 34.6MB in the end (delta: 81.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 290.22ms. Allocated memory is still 83.9MB. Free memory was 59.5MB in the beginning and 45.3MB in the end (delta: 14.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 49.83ms. Allocated memory is still 83.9MB. Free memory was 45.1MB in the beginning and 42.9MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 45.15ms. Allocated memory is still 83.9MB. Free memory was 42.9MB in the beginning and 62.1MB in the end (delta: -19.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 18389.48ms. Allocated memory is still 83.9MB. Free memory was 61.7MB in the beginning and 58.2MB in the end (delta: 3.5MB). Peak memory consumption was 31.4MB. Max. memory is 16.1GB. * CodeCheck took 12078.14ms. Allocated memory is still 83.9MB. Free memory was 58.2MB in the beginning and 38.5MB in the end (delta: 19.7MB). 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 01:11:16,605 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8c477aa-7646-4ed1-af62-5e924f8fca31/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown