./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount250_file-56.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edf2d02b-cebb-4d7e-b510-288cc6714105/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edf2d02b-cebb-4d7e-b510-288cc6714105/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_edf2d02b-cebb-4d7e-b510-288cc6714105/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edf2d02b-cebb-4d7e-b510-288cc6714105/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount250_file-56.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edf2d02b-cebb-4d7e-b510-288cc6714105/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_edf2d02b-cebb-4d7e-b510-288cc6714105/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 de52c08fb0028bef519c22f81b06d40dd6144270e7f5fea59e5bb117b888da23 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 23:02:33,129 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 23:02:33,259 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edf2d02b-cebb-4d7e-b510-288cc6714105/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-24 23:02:33,265 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 23:02:33,266 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 23:02:33,291 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 23:02:33,293 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 23:02:33,294 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 23:02:33,295 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 23:02:33,296 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 23:02:33,296 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 23:02:33,297 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 23:02:33,298 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 23:02:33,298 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 23:02:33,299 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 23:02:33,300 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 23:02:33,300 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 23:02:33,301 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 23:02:33,302 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 23:02:33,302 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 23:02:33,303 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 23:02:33,304 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 23:02:33,305 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 23:02:33,306 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 23:02:33,306 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 23:02:33,307 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 23:02:33,308 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:02:33,308 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 23:02:33,309 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 23:02:33,310 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 23:02:33,310 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 23:02:33,311 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 23:02:33,311 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 23:02:33,312 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_edf2d02b-cebb-4d7e-b510-288cc6714105/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edf2d02b-cebb-4d7e-b510-288cc6714105/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> de52c08fb0028bef519c22f81b06d40dd6144270e7f5fea59e5bb117b888da23 [2023-11-24 23:02:33,563 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 23:02:33,600 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 23:02:33,603 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 23:02:33,604 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 23:02:33,605 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 23:02:33,606 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edf2d02b-cebb-4d7e-b510-288cc6714105/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount250_file-56.i [2023-11-24 23:02:36,765 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 23:02:37,085 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 23:02:37,085 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edf2d02b-cebb-4d7e-b510-288cc6714105/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount250_file-56.i [2023-11-24 23:02:37,115 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edf2d02b-cebb-4d7e-b510-288cc6714105/bin/ukojak-verify-afCqCEvfdi/data/2f3231c92/1c34b655a25f43228600bb301f8f572d/FLAG5de3ded10 [2023-11-24 23:02:37,135 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edf2d02b-cebb-4d7e-b510-288cc6714105/bin/ukojak-verify-afCqCEvfdi/data/2f3231c92/1c34b655a25f43228600bb301f8f572d [2023-11-24 23:02:37,139 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 23:02:37,142 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 23:02:37,144 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 23:02:37,145 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 23:02:37,150 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 23:02:37,151 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:02:37" (1/1) ... [2023-11-24 23:02:37,153 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3f10a1aa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:02:37, skipping insertion in model container [2023-11-24 23:02:37,154 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:02:37" (1/1) ... [2023-11-24 23:02:37,225 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:02:37,414 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_edf2d02b-cebb-4d7e-b510-288cc6714105/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount250_file-56.i[916,929] [2023-11-24 23:02:37,659 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:02:37,692 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 23:02:37,718 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_edf2d02b-cebb-4d7e-b510-288cc6714105/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount250_file-56.i[916,929] [2023-11-24 23:02:37,833 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:02:37,852 INFO L206 MainTranslator]: Completed translation [2023-11-24 23:02:37,853 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:02:37 WrapperNode [2023-11-24 23:02:37,853 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 23:02:37,854 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 23:02:37,854 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 23:02:37,855 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 23:02:37,862 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:02:37" (1/1) ... [2023-11-24 23:02:37,893 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:02:37" (1/1) ... [2023-11-24 23:02:37,960 INFO L138 Inliner]: procedures = 26, calls = 63, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 366 [2023-11-24 23:02:37,960 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 23:02:37,961 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 23:02:37,961 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 23:02:37,962 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 23:02:37,971 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:02:37" (1/1) ... [2023-11-24 23:02:37,972 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:02:37" (1/1) ... [2023-11-24 23:02:37,979 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:02:37" (1/1) ... [2023-11-24 23:02:37,980 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:02:37" (1/1) ... [2023-11-24 23:02:38,012 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:02:37" (1/1) ... [2023-11-24 23:02:38,018 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:02:37" (1/1) ... [2023-11-24 23:02:38,023 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:02:37" (1/1) ... [2023-11-24 23:02:38,029 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:02:37" (1/1) ... [2023-11-24 23:02:38,037 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 23:02:38,038 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 23:02:38,038 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 23:02:38,038 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 23:02:38,039 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:02:37" (1/1) ... [2023-11-24 23:02:38,045 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:02:38,060 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edf2d02b-cebb-4d7e-b510-288cc6714105/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 23:02:38,074 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edf2d02b-cebb-4d7e-b510-288cc6714105/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 23:02:38,099 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edf2d02b-cebb-4d7e-b510-288cc6714105/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 23:02:38,124 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 23:02:38,124 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-24 23:02:38,125 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-24 23:02:38,125 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 23:02:38,126 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 23:02:38,126 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 23:02:38,272 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 23:02:38,275 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 23:02:39,200 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 23:02:39,924 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 23:02:39,925 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-24 23:02:39,927 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:02:39 BoogieIcfgContainer [2023-11-24 23:02:39,927 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 23:02:39,929 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 23:02:39,929 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 23:02:39,940 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 23:02:39,940 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:02:39" (1/1) ... [2023-11-24 23:02:39,951 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:02:40,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:02:40,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 88 states and 138 transitions. [2023-11-24 23:02:40,027 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 138 transitions. [2023-11-24 23:02:40,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2023-11-24 23:02:40,050 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:02:40,051 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:02:44,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-24 23:02:44,616 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-24 23:02:54,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2023-11-24 23:02:54,785 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 23:02:54,790 INFO L158 Benchmark]: Toolchain (without parser) took 17646.64ms. Allocated memory was 134.2MB in the beginning and 205.5MB in the end (delta: 71.3MB). Free memory was 94.4MB in the beginning and 140.6MB in the end (delta: -46.2MB). Peak memory consumption was 26.5MB. Max. memory is 16.1GB. [2023-11-24 23:02:54,790 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 134.2MB. Free memory was 82.1MB in the beginning and 81.9MB in the end (delta: 136.3kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 23:02:54,791 INFO L158 Benchmark]: CACSL2BoogieTranslator took 709.02ms. Allocated memory is still 134.2MB. Free memory was 94.4MB in the beginning and 69.8MB in the end (delta: 24.6MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2023-11-24 23:02:54,792 INFO L158 Benchmark]: Boogie Procedure Inliner took 106.40ms. Allocated memory is still 134.2MB. Free memory was 69.8MB in the beginning and 61.2MB in the end (delta: 8.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-11-24 23:02:54,793 INFO L158 Benchmark]: Boogie Preprocessor took 76.12ms. Allocated memory is still 134.2MB. Free memory was 60.9MB in the beginning and 57.1MB in the end (delta: 3.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 23:02:54,793 INFO L158 Benchmark]: RCFGBuilder took 1889.27ms. Allocated memory was 134.2MB in the beginning and 205.5MB in the end (delta: 71.3MB). Free memory was 57.1MB in the beginning and 91.0MB in the end (delta: -33.8MB). Peak memory consumption was 44.3MB. Max. memory is 16.1GB. [2023-11-24 23:02:54,795 INFO L158 Benchmark]: CodeCheck took 14859.07ms. Allocated memory is still 205.5MB. Free memory was 91.0MB in the beginning and 140.6MB in the end (delta: -49.7MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 23:02:54,798 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Solver said unknown: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:488) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22ms. Allocated memory is still 134.2MB. Free memory was 82.1MB in the beginning and 81.9MB in the end (delta: 136.3kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 709.02ms. Allocated memory is still 134.2MB. Free memory was 94.4MB in the beginning and 69.8MB in the end (delta: 24.6MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 106.40ms. Allocated memory is still 134.2MB. Free memory was 69.8MB in the beginning and 61.2MB in the end (delta: 8.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 76.12ms. Allocated memory is still 134.2MB. Free memory was 60.9MB in the beginning and 57.1MB in the end (delta: 3.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1889.27ms. Allocated memory was 134.2MB in the beginning and 205.5MB in the end (delta: 71.3MB). Free memory was 57.1MB in the beginning and 91.0MB in the end (delta: -33.8MB). Peak memory consumption was 44.3MB. Max. memory is 16.1GB. * CodeCheck took 14859.07ms. Allocated memory is still 205.5MB. Free memory was 91.0MB in the beginning and 140.6MB in the end (delta: -49.7MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-24 23:02:54,847 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edf2d02b-cebb-4d7e-b510-288cc6714105/bin/ukojak-verify-afCqCEvfdi/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-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edf2d02b-cebb-4d7e-b510-288cc6714105/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edf2d02b-cebb-4d7e-b510-288cc6714105/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_edf2d02b-cebb-4d7e-b510-288cc6714105/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edf2d02b-cebb-4d7e-b510-288cc6714105/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount250_file-56.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edf2d02b-cebb-4d7e-b510-288cc6714105/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_edf2d02b-cebb-4d7e-b510-288cc6714105/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 de52c08fb0028bef519c22f81b06d40dd6144270e7f5fea59e5bb117b888da23 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 23:02:57,502 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 23:02:57,625 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edf2d02b-cebb-4d7e-b510-288cc6714105/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2023-11-24 23:02:57,678 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 23:02:57,679 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 23:02:57,680 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 23:02:57,681 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 23:02:57,682 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 23:02:57,683 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 23:02:57,688 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 23:02:57,688 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 23:02:57,689 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 23:02:57,689 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 23:02:57,691 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 23:02:57,691 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 23:02:57,692 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 23:02:57,692 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-24 23:02:57,692 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-24 23:02:57,693 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-24 23:02:57,693 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 23:02:57,694 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 23:02:57,694 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 23:02:57,695 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 23:02:57,695 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 23:02:57,696 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 23:02:57,696 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-24 23:02:57,696 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-24 23:02:57,697 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 23:02:57,697 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:02:57,698 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 23:02:57,699 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 23:02:57,699 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 23:02:57,700 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-24 23:02:57,700 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-24 23:02:57,700 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 23:02:57,701 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-24 23:02:57,701 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-24 23:02:57,701 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_edf2d02b-cebb-4d7e-b510-288cc6714105/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edf2d02b-cebb-4d7e-b510-288cc6714105/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> de52c08fb0028bef519c22f81b06d40dd6144270e7f5fea59e5bb117b888da23 [2023-11-24 23:02:58,102 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 23:02:58,135 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 23:02:58,138 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 23:02:58,140 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 23:02:58,140 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 23:02:58,142 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edf2d02b-cebb-4d7e-b510-288cc6714105/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount250_file-56.i [2023-11-24 23:03:01,416 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 23:03:01,781 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 23:03:01,782 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edf2d02b-cebb-4d7e-b510-288cc6714105/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount250_file-56.i [2023-11-24 23:03:01,795 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edf2d02b-cebb-4d7e-b510-288cc6714105/bin/ukojak-verify-afCqCEvfdi/data/a3cb704a0/486e80458dbe4a61801313c152441aa2/FLAG1e993dd22 [2023-11-24 23:03:01,810 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edf2d02b-cebb-4d7e-b510-288cc6714105/bin/ukojak-verify-afCqCEvfdi/data/a3cb704a0/486e80458dbe4a61801313c152441aa2 [2023-11-24 23:03:01,813 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 23:03:01,814 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 23:03:01,819 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 23:03:01,819 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 23:03:01,823 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 23:03:01,824 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:03:01" (1/1) ... [2023-11-24 23:03:01,825 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@27bdc9c4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:03:01, skipping insertion in model container [2023-11-24 23:03:01,825 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:03:01" (1/1) ... [2023-11-24 23:03:01,901 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:03:02,100 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_edf2d02b-cebb-4d7e-b510-288cc6714105/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount250_file-56.i[916,929] [2023-11-24 23:03:02,306 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:03:02,323 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 23:03:02,334 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_edf2d02b-cebb-4d7e-b510-288cc6714105/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount250_file-56.i[916,929] [2023-11-24 23:03:02,423 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:03:02,445 INFO L206 MainTranslator]: Completed translation [2023-11-24 23:03:02,448 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:03:02 WrapperNode [2023-11-24 23:03:02,448 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 23:03:02,449 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 23:03:02,449 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 23:03:02,450 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 23:03:02,457 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:03:02" (1/1) ... [2023-11-24 23:03:02,485 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:03:02" (1/1) ... [2023-11-24 23:03:02,551 INFO L138 Inliner]: procedures = 27, calls = 63, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 338 [2023-11-24 23:03:02,551 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 23:03:02,552 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 23:03:02,552 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 23:03:02,552 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 23:03:02,562 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:03:02" (1/1) ... [2023-11-24 23:03:02,562 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:03:02" (1/1) ... [2023-11-24 23:03:02,569 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:03:02" (1/1) ... [2023-11-24 23:03:02,569 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:03:02" (1/1) ... [2023-11-24 23:03:02,598 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:03:02" (1/1) ... [2023-11-24 23:03:02,604 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:03:02" (1/1) ... [2023-11-24 23:03:02,610 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:03:02" (1/1) ... [2023-11-24 23:03:02,614 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:03:02" (1/1) ... [2023-11-24 23:03:02,623 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 23:03:02,624 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 23:03:02,624 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 23:03:02,624 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 23:03:02,625 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:03:02" (1/1) ... [2023-11-24 23:03:02,641 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:03:02,657 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edf2d02b-cebb-4d7e-b510-288cc6714105/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 23:03:02,671 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edf2d02b-cebb-4d7e-b510-288cc6714105/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 23:03:02,693 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edf2d02b-cebb-4d7e-b510-288cc6714105/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 23:03:02,714 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 23:03:02,714 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-24 23:03:02,715 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-24 23:03:02,715 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-24 23:03:02,715 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 23:03:02,715 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 23:03:02,880 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 23:03:02,882 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 23:03:41,508 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 23:03:41,991 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 23:03:41,991 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-24 23:03:41,993 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:03:41 BoogieIcfgContainer [2023-11-24 23:03:41,993 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 23:03:41,994 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 23:03:41,994 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 23:03:42,004 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 23:03:42,005 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:03:41" (1/1) ... [2023-11-24 23:03:42,014 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:03:42,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:03:42,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 88 states and 138 transitions. [2023-11-24 23:03:42,074 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 138 transitions. [2023-11-24 23:03:42,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2023-11-24 23:03:42,087 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:03:42,087 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-24 23:03:42,088 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edf2d02b-cebb-4d7e-b510-288cc6714105/bin/ukojak-verify-afCqCEvfdi/cvc4 [2023-11-24 23:03:42,091 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edf2d02b-cebb-4d7e-b510-288cc6714105/bin/ukojak-verify-afCqCEvfdi/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-24 23:03:42,151 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edf2d02b-cebb-4d7e-b510-288cc6714105/bin/ukojak-verify-afCqCEvfdi/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process