./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-co_file-72.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_ba4d5ef9-046d-4496-b5eb-9757f784e245/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba4d5ef9-046d-4496-b5eb-9757f784e245/bin/ukojak-verify-afCqCEvfdi/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba4d5ef9-046d-4496-b5eb-9757f784e245/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba4d5ef9-046d-4496-b5eb-9757f784e245/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-co_file-72.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba4d5ef9-046d-4496-b5eb-9757f784e245/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba4d5ef9-046d-4496-b5eb-9757f784e245/bin/ukojak-verify-afCqCEvfdi --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 a473bc879583e8e905e16850c0e8ce81664ea42604fc79f2158a37f6548c9501 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 23:00:27,250 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 23:00:27,322 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba4d5ef9-046d-4496-b5eb-9757f784e245/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-24 23:00:27,328 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 23:00:27,328 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 23:00:27,379 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 23:00:27,380 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 23:00:27,381 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 23:00:27,383 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 23:00:27,387 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 23:00:27,388 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 23:00:27,389 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 23:00:27,389 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 23:00:27,391 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 23:00:27,391 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 23:00:27,391 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 23:00:27,392 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 23:00:27,392 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 23:00:27,393 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 23:00:27,393 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 23:00:27,394 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 23:00:27,394 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 23:00:27,395 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 23:00:27,397 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 23:00:27,398 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 23:00:27,398 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 23:00:27,398 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:00:27,399 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 23:00:27,399 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 23:00:27,400 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 23:00:27,401 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 23:00:27,401 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 23:00:27,402 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 23:00:27,402 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_ba4d5ef9-046d-4496-b5eb-9757f784e245/bin/ukojak-verify-afCqCEvfdi/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba4d5ef9-046d-4496-b5eb-9757f784e245/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a473bc879583e8e905e16850c0e8ce81664ea42604fc79f2158a37f6548c9501 [2023-11-24 23:00:27,690 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 23:00:27,722 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 23:00:27,724 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 23:00:27,726 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 23:00:27,726 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 23:00:27,728 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba4d5ef9-046d-4496-b5eb-9757f784e245/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-co_file-72.i [2023-11-24 23:00:30,989 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 23:00:31,240 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 23:00:31,241 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba4d5ef9-046d-4496-b5eb-9757f784e245/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-co_file-72.i [2023-11-24 23:00:31,254 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba4d5ef9-046d-4496-b5eb-9757f784e245/bin/ukojak-verify-afCqCEvfdi/data/cb2feab12/f49014a4e6a041488485875f79392f0a/FLAGa54409f9e [2023-11-24 23:00:31,271 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba4d5ef9-046d-4496-b5eb-9757f784e245/bin/ukojak-verify-afCqCEvfdi/data/cb2feab12/f49014a4e6a041488485875f79392f0a [2023-11-24 23:00:31,276 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 23:00:31,278 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 23:00:31,281 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 23:00:31,281 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 23:00:31,286 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 23:00:31,287 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:00:31" (1/1) ... [2023-11-24 23:00:31,289 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@79e1ff5e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:00:31, skipping insertion in model container [2023-11-24 23:00:31,290 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:00:31" (1/1) ... [2023-11-24 23:00:31,341 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:00:31,497 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_ba4d5ef9-046d-4496-b5eb-9757f784e245/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-co_file-72.i[919,932] [2023-11-24 23:00:31,569 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:00:31,583 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 23:00:31,596 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_ba4d5ef9-046d-4496-b5eb-9757f784e245/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-co_file-72.i[919,932] [2023-11-24 23:00:31,643 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:00:31,670 INFO L206 MainTranslator]: Completed translation [2023-11-24 23:00:31,670 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:00:31 WrapperNode [2023-11-24 23:00:31,671 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 23:00:31,672 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 23:00:31,672 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 23:00:31,672 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 23:00:31,680 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:00:31" (1/1) ... [2023-11-24 23:00:31,691 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:00:31" (1/1) ... [2023-11-24 23:00:31,739 INFO L138 Inliner]: procedures = 26, calls = 49, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 262 [2023-11-24 23:00:31,740 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 23:00:31,740 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 23:00:31,741 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 23:00:31,741 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 23:00:31,750 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:00:31" (1/1) ... [2023-11-24 23:00:31,750 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:00:31" (1/1) ... [2023-11-24 23:00:31,754 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:00:31" (1/1) ... [2023-11-24 23:00:31,755 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:00:31" (1/1) ... [2023-11-24 23:00:31,768 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:00:31" (1/1) ... [2023-11-24 23:00:31,772 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:00:31" (1/1) ... [2023-11-24 23:00:31,776 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:00:31" (1/1) ... [2023-11-24 23:00:31,779 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:00:31" (1/1) ... [2023-11-24 23:00:31,784 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 23:00:31,785 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 23:00:31,785 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 23:00:31,785 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 23:00:31,786 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:00:31" (1/1) ... [2023-11-24 23:00:31,792 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:00:31,816 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba4d5ef9-046d-4496-b5eb-9757f784e245/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 23:00:31,829 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba4d5ef9-046d-4496-b5eb-9757f784e245/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 23:00:31,851 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba4d5ef9-046d-4496-b5eb-9757f784e245/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 23:00:31,873 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 23:00:31,873 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-24 23:00:31,873 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-24 23:00:31,874 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 23:00:31,874 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 23:00:31,875 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 23:00:32,019 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 23:00:32,021 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 23:00:32,571 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 23:00:32,949 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 23:00:32,949 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-24 23:00:32,951 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:00:32 BoogieIcfgContainer [2023-11-24 23:00:32,951 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 23:00:32,952 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 23:00:32,952 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 23:00:32,963 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 23:00:32,963 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:00:32" (1/1) ... [2023-11-24 23:00:32,973 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:00:33,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:33,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 67 states and 103 transitions. [2023-11-24 23:00:33,036 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 103 transitions. [2023-11-24 23:00:33,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2023-11-24 23:00:33,050 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:33,050 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:43,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2023-11-24 23:00:43,487 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:488) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-11-24 23:00:43,491 INFO L158 Benchmark]: Toolchain (without parser) took 12211.68ms. Allocated memory is still 178.3MB. Free memory was 130.8MB in the beginning and 59.2MB in the end (delta: 71.5MB). Peak memory consumption was 72.5MB. Max. memory is 16.1GB. [2023-11-24 23:00:43,491 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 140.5MB. Free memory was 81.2MB in the beginning and 81.1MB in the end (delta: 125.8kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 23:00:43,493 INFO L158 Benchmark]: CACSL2BoogieTranslator took 390.00ms. Allocated memory is still 178.3MB. Free memory was 130.8MB in the beginning and 114.5MB in the end (delta: 16.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-24 23:00:43,494 INFO L158 Benchmark]: Boogie Procedure Inliner took 68.10ms. Allocated memory is still 178.3MB. Free memory was 114.5MB in the beginning and 110.9MB in the end (delta: 3.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 23:00:43,495 INFO L158 Benchmark]: Boogie Preprocessor took 43.80ms. Allocated memory is still 178.3MB. Free memory was 110.9MB in the beginning and 108.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 23:00:43,495 INFO L158 Benchmark]: RCFGBuilder took 1166.09ms. Allocated memory is still 178.3MB. Free memory was 108.8MB in the beginning and 89.6MB in the end (delta: 19.2MB). Peak memory consumption was 30.6MB. Max. memory is 16.1GB. [2023-11-24 23:00:43,496 INFO L158 Benchmark]: CodeCheck took 10537.14ms. Allocated memory is still 178.3MB. Free memory was 89.6MB in the beginning and 59.2MB in the end (delta: 30.4MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. [2023-11-24 23:00:43,499 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 0.34ms. Allocated memory is still 140.5MB. Free memory was 81.2MB in the beginning and 81.1MB in the end (delta: 125.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 390.00ms. Allocated memory is still 178.3MB. Free memory was 130.8MB in the beginning and 114.5MB in the end (delta: 16.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 68.10ms. Allocated memory is still 178.3MB. Free memory was 114.5MB in the beginning and 110.9MB in the end (delta: 3.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 43.80ms. Allocated memory is still 178.3MB. Free memory was 110.9MB in the beginning and 108.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1166.09ms. Allocated memory is still 178.3MB. Free memory was 108.8MB in the beginning and 89.6MB in the end (delta: 19.2MB). Peak memory consumption was 30.6MB. Max. memory is 16.1GB. * CodeCheck took 10537.14ms. Allocated memory is still 178.3MB. Free memory was 89.6MB in the beginning and 59.2MB in the end (delta: 30.4MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-24 23:00:43,535 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba4d5ef9-046d-4496-b5eb-9757f784e245/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba4d5ef9-046d-4496-b5eb-9757f784e245/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba4d5ef9-046d-4496-b5eb-9757f784e245/bin/ukojak-verify-afCqCEvfdi/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba4d5ef9-046d-4496-b5eb-9757f784e245/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba4d5ef9-046d-4496-b5eb-9757f784e245/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-co_file-72.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba4d5ef9-046d-4496-b5eb-9757f784e245/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba4d5ef9-046d-4496-b5eb-9757f784e245/bin/ukojak-verify-afCqCEvfdi --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 a473bc879583e8e905e16850c0e8ce81664ea42604fc79f2158a37f6548c9501 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 23:00:46,275 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 23:00:46,365 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba4d5ef9-046d-4496-b5eb-9757f784e245/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2023-11-24 23:00:46,399 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 23:00:46,400 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 23:00:46,400 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 23:00:46,401 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 23:00:46,402 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 23:00:46,403 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 23:00:46,403 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 23:00:46,404 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 23:00:46,404 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 23:00:46,405 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 23:00:46,405 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 23:00:46,406 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 23:00:46,406 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 23:00:46,407 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-24 23:00:46,407 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-24 23:00:46,408 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-24 23:00:46,408 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 23:00:46,409 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 23:00:46,412 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 23:00:46,412 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 23:00:46,413 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 23:00:46,413 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 23:00:46,414 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-24 23:00:46,414 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-24 23:00:46,415 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 23:00:46,415 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:00:46,416 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 23:00:46,416 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 23:00:46,416 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 23:00:46,417 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-24 23:00:46,417 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-24 23:00:46,417 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 23:00:46,417 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-24 23:00:46,418 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-24 23:00:46,418 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_ba4d5ef9-046d-4496-b5eb-9757f784e245/bin/ukojak-verify-afCqCEvfdi/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba4d5ef9-046d-4496-b5eb-9757f784e245/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a473bc879583e8e905e16850c0e8ce81664ea42604fc79f2158a37f6548c9501 [2023-11-24 23:00:46,849 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 23:00:46,871 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 23:00:46,873 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 23:00:46,875 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 23:00:46,875 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 23:00:46,877 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba4d5ef9-046d-4496-b5eb-9757f784e245/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-co_file-72.i [2023-11-24 23:00:50,152 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 23:00:50,512 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 23:00:50,513 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba4d5ef9-046d-4496-b5eb-9757f784e245/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-co_file-72.i [2023-11-24 23:00:50,529 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba4d5ef9-046d-4496-b5eb-9757f784e245/bin/ukojak-verify-afCqCEvfdi/data/61980510c/65fbd7bb92e94332b57104c57730923e/FLAG6e299356f [2023-11-24 23:00:50,548 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba4d5ef9-046d-4496-b5eb-9757f784e245/bin/ukojak-verify-afCqCEvfdi/data/61980510c/65fbd7bb92e94332b57104c57730923e [2023-11-24 23:00:50,554 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 23:00:50,556 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 23:00:50,560 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 23:00:50,560 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 23:00:50,565 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 23:00:50,566 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:00:50" (1/1) ... [2023-11-24 23:00:50,569 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@494fd523 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:00:50, skipping insertion in model container [2023-11-24 23:00:50,569 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:00:50" (1/1) ... [2023-11-24 23:00:50,621 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:00:50,833 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_ba4d5ef9-046d-4496-b5eb-9757f784e245/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-co_file-72.i[919,932] [2023-11-24 23:00:50,951 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:00:50,979 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 23:00:51,007 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_ba4d5ef9-046d-4496-b5eb-9757f784e245/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-co_file-72.i[919,932] [2023-11-24 23:00:51,077 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:00:51,131 INFO L206 MainTranslator]: Completed translation [2023-11-24 23:00:51,131 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:00:51 WrapperNode [2023-11-24 23:00:51,131 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 23:00:51,133 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 23:00:51,133 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 23:00:51,133 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 23:00:51,141 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:00:51" (1/1) ... [2023-11-24 23:00:51,173 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:00:51" (1/1) ... [2023-11-24 23:00:51,227 INFO L138 Inliner]: procedures = 27, calls = 49, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 234 [2023-11-24 23:00:51,227 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 23:00:51,228 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 23:00:51,228 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 23:00:51,229 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 23:00:51,243 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:00:51" (1/1) ... [2023-11-24 23:00:51,244 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:00:51" (1/1) ... [2023-11-24 23:00:51,267 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:00:51" (1/1) ... [2023-11-24 23:00:51,267 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:00:51" (1/1) ... [2023-11-24 23:00:51,293 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:00:51" (1/1) ... [2023-11-24 23:00:51,298 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:00:51" (1/1) ... [2023-11-24 23:00:51,302 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:00:51" (1/1) ... [2023-11-24 23:00:51,305 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:00:51" (1/1) ... [2023-11-24 23:00:51,310 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 23:00:51,311 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 23:00:51,311 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 23:00:51,312 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 23:00:51,313 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:00:51" (1/1) ... [2023-11-24 23:00:51,319 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:00:51,347 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba4d5ef9-046d-4496-b5eb-9757f784e245/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 23:00:51,362 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba4d5ef9-046d-4496-b5eb-9757f784e245/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 23:00:51,387 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba4d5ef9-046d-4496-b5eb-9757f784e245/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 23:00:51,413 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 23:00:51,414 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-24 23:00:51,414 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-24 23:00:51,415 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-24 23:00:51,415 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 23:00:51,415 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 23:00:51,557 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 23:00:51,559 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 23:01:00,671 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 23:01:00,931 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 23:01:00,932 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-24 23:01:00,933 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:01:00 BoogieIcfgContainer [2023-11-24 23:01:00,934 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 23:01:00,934 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 23:01:00,935 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 23:01:00,945 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 23:01:00,945 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:01:00" (1/1) ... [2023-11-24 23:01:00,955 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:01:01,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:01:01,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 67 states and 103 transitions. [2023-11-24 23:01:01,019 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 103 transitions. [2023-11-24 23:01:01,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2023-11-24 23:01:01,031 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:01:01,031 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-24 23:01:01,032 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba4d5ef9-046d-4496-b5eb-9757f784e245/bin/ukojak-verify-afCqCEvfdi/cvc4 [2023-11-24 23:01:01,036 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba4d5ef9-046d-4496-b5eb-9757f784e245/bin/ukojak-verify-afCqCEvfdi/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-24 23:01:01,062 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba4d5ef9-046d-4496-b5eb-9757f784e245/bin/ukojak-verify-afCqCEvfdi/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-11-24 23:01:04,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:01:04,758 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-24 23:01:05,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:01:05,519 INFO L262 TraceCheckSpWp]: Trace formula consists of 322 conjuncts, 37 conjunts are in the unsatisfiable core [2023-11-24 23:01:05,539 INFO L285 TraceCheckSpWp]: Computing forward predicates...