./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_79ded879-0643-4b56-8219-52e6793020b0/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79ded879-0643-4b56-8219-52e6793020b0/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_79ded879-0643-4b56-8219-52e6793020b0/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79ded879-0643-4b56-8219-52e6793020b0/bin/ukojak-verify-Qdu7aM0XO9/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_79ded879-0643-4b56-8219-52e6793020b0/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_79ded879-0643-4b56-8219-52e6793020b0/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 a473bc879583e8e905e16850c0e8ce81664ea42604fc79f2158a37f6548c9501 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 00:11:15,206 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 00:11:15,300 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79ded879-0643-4b56-8219-52e6793020b0/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-12-03 00:11:15,305 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-03 00:11:15,305 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-03 00:11:15,330 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 00:11:15,331 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 00:11:15,331 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 00:11:15,332 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 00:11:15,333 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 00:11:15,334 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 00:11:15,334 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 00:11:15,335 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 00:11:15,335 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-03 00:11:15,336 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 00:11:15,337 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 00:11:15,337 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 00:11:15,338 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 00:11:15,338 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 00:11:15,339 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 00:11:15,340 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 00:11:15,340 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 00:11:15,341 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 00:11:15,342 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 00:11:15,342 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 00:11:15,343 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 00:11:15,343 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 00:11:15,344 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 00:11:15,344 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 00:11:15,345 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 00:11:15,345 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-03 00:11:15,346 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-03 00:11:15,346 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 00:11:15,346 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_79ded879-0643-4b56-8219-52e6793020b0/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79ded879-0643-4b56-8219-52e6793020b0/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a473bc879583e8e905e16850c0e8ce81664ea42604fc79f2158a37f6548c9501 [2023-12-03 00:11:15,596 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 00:11:15,618 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 00:11:15,622 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 00:11:15,623 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 00:11:15,623 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 00:11:15,625 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79ded879-0643-4b56-8219-52e6793020b0/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-co_file-72.i [2023-12-03 00:11:18,521 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 00:11:18,757 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 00:11:18,758 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79ded879-0643-4b56-8219-52e6793020b0/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-co_file-72.i [2023-12-03 00:11:18,770 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79ded879-0643-4b56-8219-52e6793020b0/bin/ukojak-verify-Qdu7aM0XO9/data/e17920a58/e4005ecbe0044af9b7752494d90fc12e/FLAGa23588b15 [2023-12-03 00:11:18,788 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79ded879-0643-4b56-8219-52e6793020b0/bin/ukojak-verify-Qdu7aM0XO9/data/e17920a58/e4005ecbe0044af9b7752494d90fc12e [2023-12-03 00:11:18,791 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 00:11:18,793 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 00:11:18,795 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 00:11:18,795 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 00:11:18,801 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 00:11:18,802 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 12:11:18" (1/1) ... [2023-12-03 00:11:18,804 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5b6a4392 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:11:18, skipping insertion in model container [2023-12-03 00:11:18,804 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 12:11:18" (1/1) ... [2023-12-03 00:11:18,848 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 00:11:19,037 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_79ded879-0643-4b56-8219-52e6793020b0/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-co_file-72.i[919,932] [2023-12-03 00:11:19,117 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 00:11:19,134 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 00:11:19,149 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_79ded879-0643-4b56-8219-52e6793020b0/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-co_file-72.i[919,932] [2023-12-03 00:11:19,195 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 00:11:19,217 INFO L206 MainTranslator]: Completed translation [2023-12-03 00:11:19,218 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:11:19 WrapperNode [2023-12-03 00:11:19,218 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 00:11:19,219 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 00:11:19,219 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 00:11:19,219 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 00:11:19,228 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:11:19" (1/1) ... [2023-12-03 00:11:19,242 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:11:19" (1/1) ... [2023-12-03 00:11:19,283 INFO L138 Inliner]: procedures = 26, calls = 49, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 262 [2023-12-03 00:11:19,284 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 00:11:19,285 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 00:11:19,285 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 00:11:19,285 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 00:11:19,296 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:11:19" (1/1) ... [2023-12-03 00:11:19,296 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:11:19" (1/1) ... [2023-12-03 00:11:19,301 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:11:19" (1/1) ... [2023-12-03 00:11:19,301 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:11:19" (1/1) ... [2023-12-03 00:11:19,314 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:11:19" (1/1) ... [2023-12-03 00:11:19,318 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:11:19" (1/1) ... [2023-12-03 00:11:19,321 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:11:19" (1/1) ... [2023-12-03 00:11:19,324 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:11:19" (1/1) ... [2023-12-03 00:11:19,330 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 00:11:19,332 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 00:11:19,332 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 00:11:19,332 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 00:11:19,333 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:11:19" (1/1) ... [2023-12-03 00:11:19,340 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 00:11:19,358 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79ded879-0643-4b56-8219-52e6793020b0/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 00:11:19,371 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79ded879-0643-4b56-8219-52e6793020b0/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 00:11:19,376 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79ded879-0643-4b56-8219-52e6793020b0/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 00:11:19,414 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 00:11:19,414 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-03 00:11:19,414 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-03 00:11:19,415 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-03 00:11:19,415 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 00:11:19,415 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 00:11:19,532 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 00:11:19,534 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 00:11:19,997 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 00:11:20,325 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 00:11:20,326 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-03 00:11:20,328 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 12:11:20 BoogieIcfgContainer [2023-12-03 00:11:20,328 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 00:11:20,329 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 00:11:20,329 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 00:11:20,338 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 00:11:20,338 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 12:11:20" (1/1) ... [2023-12-03 00:11:20,347 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-03 00:11:20,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:11:20,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 67 states and 103 transitions. [2023-12-03 00:11:20,406 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 103 transitions. [2023-12-03 00:11:20,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2023-12-03 00:11:20,419 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:11:20,420 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:11:30,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2023-12-03 00:11:30,843 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 00:11:30,846 INFO L158 Benchmark]: Toolchain (without parser) took 12052.32ms. Allocated memory is still 165.7MB. Free memory was 128.0MB in the beginning and 124.3MB in the end (delta: 3.7MB). Peak memory consumption was 68.9MB. Max. memory is 16.1GB. [2023-12-03 00:11:30,847 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 111.1MB. Free memory is still 84.8MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 00:11:30,847 INFO L158 Benchmark]: CACSL2BoogieTranslator took 423.29ms. Allocated memory is still 165.7MB. Free memory was 127.5MB in the beginning and 111.7MB in the end (delta: 15.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-12-03 00:11:30,848 INFO L158 Benchmark]: Boogie Procedure Inliner took 64.94ms. Allocated memory is still 165.7MB. Free memory was 111.7MB in the beginning and 108.4MB in the end (delta: 3.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 00:11:30,849 INFO L158 Benchmark]: Boogie Preprocessor took 45.94ms. Allocated memory is still 165.7MB. Free memory was 108.4MB in the beginning and 106.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 00:11:30,850 INFO L158 Benchmark]: RCFGBuilder took 996.62ms. Allocated memory is still 165.7MB. Free memory was 105.9MB in the beginning and 88.7MB in the end (delta: 17.2MB). Peak memory consumption was 35.7MB. Max. memory is 16.1GB. [2023-12-03 00:11:30,851 INFO L158 Benchmark]: CodeCheck took 10515.61ms. Allocated memory is still 165.7MB. Free memory was 88.7MB in the beginning and 124.3MB in the end (delta: -35.6MB). Peak memory consumption was 26.9MB. Max. memory is 16.1GB. [2023-12-03 00:11:30,855 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 0.17ms. Allocated memory is still 111.1MB. Free memory is still 84.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 423.29ms. Allocated memory is still 165.7MB. Free memory was 127.5MB in the beginning and 111.7MB in the end (delta: 15.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 64.94ms. Allocated memory is still 165.7MB. Free memory was 111.7MB in the beginning and 108.4MB in the end (delta: 3.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 45.94ms. Allocated memory is still 165.7MB. Free memory was 108.4MB in the beginning and 106.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 996.62ms. Allocated memory is still 165.7MB. Free memory was 105.9MB in the beginning and 88.7MB in the end (delta: 17.2MB). Peak memory consumption was 35.7MB. Max. memory is 16.1GB. * CodeCheck took 10515.61ms. Allocated memory is still 165.7MB. Free memory was 88.7MB in the beginning and 124.3MB in the end (delta: -35.6MB). Peak memory consumption was 26.9MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-12-03 00:11:30,883 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79ded879-0643-4b56-8219-52e6793020b0/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_79ded879-0643-4b56-8219-52e6793020b0/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79ded879-0643-4b56-8219-52e6793020b0/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_79ded879-0643-4b56-8219-52e6793020b0/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79ded879-0643-4b56-8219-52e6793020b0/bin/ukojak-verify-Qdu7aM0XO9/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_79ded879-0643-4b56-8219-52e6793020b0/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_79ded879-0643-4b56-8219-52e6793020b0/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 a473bc879583e8e905e16850c0e8ce81664ea42604fc79f2158a37f6548c9501 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 00:11:33,096 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 00:11:33,172 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79ded879-0643-4b56-8219-52e6793020b0/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2023-12-03 00:11:33,207 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 00:11:33,208 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 00:11:33,208 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 00:11:33,209 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 00:11:33,210 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 00:11:33,210 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 00:11:33,211 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 00:11:33,212 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 00:11:33,212 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 00:11:33,213 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 00:11:33,213 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 00:11:33,214 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 00:11:33,215 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 00:11:33,215 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-03 00:11:33,216 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-03 00:11:33,217 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-03 00:11:33,217 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 00:11:33,218 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 00:11:33,218 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 00:11:33,219 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 00:11:33,220 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 00:11:33,220 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 00:11:33,221 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 00:11:33,221 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-12-03 00:11:33,222 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 00:11:33,222 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 00:11:33,223 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 00:11:33,223 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 00:11:33,224 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 00:11:33,224 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-03 00:11:33,224 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 00:11:33,225 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 00:11:33,225 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-12-03 00:11:33,225 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-03 00:11:33,226 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_79ded879-0643-4b56-8219-52e6793020b0/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79ded879-0643-4b56-8219-52e6793020b0/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a473bc879583e8e905e16850c0e8ce81664ea42604fc79f2158a37f6548c9501 [2023-12-03 00:11:33,616 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 00:11:33,642 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 00:11:33,645 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 00:11:33,647 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 00:11:33,647 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 00:11:33,649 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79ded879-0643-4b56-8219-52e6793020b0/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-co_file-72.i [2023-12-03 00:11:36,575 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 00:11:36,830 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 00:11:36,831 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79ded879-0643-4b56-8219-52e6793020b0/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-co_file-72.i [2023-12-03 00:11:36,843 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79ded879-0643-4b56-8219-52e6793020b0/bin/ukojak-verify-Qdu7aM0XO9/data/75e5d4927/9d5d2751eb2a46d7b25db3df9a68b743/FLAG3fe68edb0 [2023-12-03 00:11:36,860 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79ded879-0643-4b56-8219-52e6793020b0/bin/ukojak-verify-Qdu7aM0XO9/data/75e5d4927/9d5d2751eb2a46d7b25db3df9a68b743 [2023-12-03 00:11:36,863 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 00:11:36,865 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 00:11:36,867 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 00:11:36,867 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 00:11:36,872 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 00:11:36,873 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 12:11:36" (1/1) ... [2023-12-03 00:11:36,874 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6981aed3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:11:36, skipping insertion in model container [2023-12-03 00:11:36,874 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 12:11:36" (1/1) ... [2023-12-03 00:11:36,915 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 00:11:37,091 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_79ded879-0643-4b56-8219-52e6793020b0/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-co_file-72.i[919,932] [2023-12-03 00:11:37,173 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 00:11:37,194 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 00:11:37,209 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_79ded879-0643-4b56-8219-52e6793020b0/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-co_file-72.i[919,932] [2023-12-03 00:11:37,255 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 00:11:37,279 INFO L206 MainTranslator]: Completed translation [2023-12-03 00:11:37,280 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:11:37 WrapperNode [2023-12-03 00:11:37,280 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 00:11:37,281 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 00:11:37,281 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 00:11:37,282 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 00:11:37,291 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:11:37" (1/1) ... [2023-12-03 00:11:37,309 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:11:37" (1/1) ... [2023-12-03 00:11:37,349 INFO L138 Inliner]: procedures = 27, calls = 49, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 234 [2023-12-03 00:11:37,350 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 00:11:37,351 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 00:11:37,351 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 00:11:37,351 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 00:11:37,363 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:11:37" (1/1) ... [2023-12-03 00:11:37,364 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:11:37" (1/1) ... [2023-12-03 00:11:37,370 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:11:37" (1/1) ... [2023-12-03 00:11:37,370 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:11:37" (1/1) ... [2023-12-03 00:11:37,388 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:11:37" (1/1) ... [2023-12-03 00:11:37,393 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:11:37" (1/1) ... [2023-12-03 00:11:37,398 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:11:37" (1/1) ... [2023-12-03 00:11:37,423 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:11:37" (1/1) ... [2023-12-03 00:11:37,430 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 00:11:37,431 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 00:11:37,431 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 00:11:37,432 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 00:11:37,433 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:11:37" (1/1) ... [2023-12-03 00:11:37,439 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 00:11:37,468 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79ded879-0643-4b56-8219-52e6793020b0/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 00:11:37,485 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79ded879-0643-4b56-8219-52e6793020b0/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 00:11:37,496 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79ded879-0643-4b56-8219-52e6793020b0/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 00:11:37,531 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 00:11:37,531 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-03 00:11:37,531 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-03 00:11:37,532 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-03 00:11:37,532 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 00:11:37,532 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 00:11:37,645 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 00:11:37,648 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 00:11:46,707 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 00:11:47,000 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 00:11:47,000 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-03 00:11:47,002 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 12:11:47 BoogieIcfgContainer [2023-12-03 00:11:47,002 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 00:11:47,003 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 00:11:47,003 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 00:11:47,014 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 00:11:47,015 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 12:11:47" (1/1) ... [2023-12-03 00:11:47,025 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-03 00:11:47,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:11:47,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 67 states and 103 transitions. [2023-12-03 00:11:47,088 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 103 transitions. [2023-12-03 00:11:47,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2023-12-03 00:11:47,099 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:11:47,100 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 00:11:47,100 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79ded879-0643-4b56-8219-52e6793020b0/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 00:11:47,101 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79ded879-0643-4b56-8219-52e6793020b0/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 00:11:47,102 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79ded879-0643-4b56-8219-52e6793020b0/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-12-03 00:11:50,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:11:50,936 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 00:11:51,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:11:51,667 INFO L262 TraceCheckSpWp]: Trace formula consists of 322 conjuncts, 37 conjunts are in the unsatisfiable core [2023-12-03 00:11:51,692 INFO L285 TraceCheckSpWp]: Computing forward predicates...