./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/xcsp/Haystacks-18.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff 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_f71812e5-0bdb-479e-b3f5-58466b913de2/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f71812e5-0bdb-479e-b3f5-58466b913de2/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f71812e5-0bdb-479e-b3f5-58466b913de2/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f71812e5-0bdb-479e-b3f5-58466b913de2/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/xcsp/Haystacks-18.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f71812e5-0bdb-479e-b3f5-58466b913de2/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f71812e5-0bdb-479e-b3f5-58466b913de2/bin/ukojak-verify-G8NBE6pJGL --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 f9a9ba623d3c8e76f720044f6cee806c2cbb3a59e31c97b7ec192a59b4bad2aa --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 02:46:17,025 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 02:46:17,106 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f71812e5-0bdb-479e-b3f5-58466b913de2/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-19 02:46:17,111 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 02:46:17,111 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 02:46:17,159 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 02:46:17,161 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 02:46:17,162 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 02:46:17,163 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 02:46:17,171 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 02:46:17,172 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 02:46:17,173 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 02:46:17,174 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 02:46:17,176 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 02:46:17,176 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 02:46:17,177 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 02:46:17,177 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 02:46:17,177 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 02:46:17,178 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 02:46:17,178 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 02:46:17,179 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 02:46:17,179 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 02:46:17,180 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 02:46:17,180 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 02:46:17,181 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 02:46:17,181 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 02:46:17,182 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:46:17,182 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 02:46:17,183 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 02:46:17,183 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 02:46:17,184 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 02:46:17,185 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 02:46:17,185 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 02:46:17,185 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_f71812e5-0bdb-479e-b3f5-58466b913de2/bin/ukojak-verify-G8NBE6pJGL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f71812e5-0bdb-479e-b3f5-58466b913de2/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f9a9ba623d3c8e76f720044f6cee806c2cbb3a59e31c97b7ec192a59b4bad2aa [2023-11-19 02:46:17,463 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 02:46:17,495 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 02:46:17,500 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 02:46:17,501 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 02:46:17,502 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 02:46:17,503 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f71812e5-0bdb-479e-b3f5-58466b913de2/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/xcsp/Haystacks-18.c [2023-11-19 02:46:20,740 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 02:46:21,345 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 02:46:21,346 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f71812e5-0bdb-479e-b3f5-58466b913de2/sv-benchmarks/c/xcsp/Haystacks-18.c [2023-11-19 02:46:21,378 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f71812e5-0bdb-479e-b3f5-58466b913de2/bin/ukojak-verify-G8NBE6pJGL/data/2ea6cd69b/6b69f6f9271745eba428a998cc2bb1d3/FLAGa16e573f7 [2023-11-19 02:46:21,396 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f71812e5-0bdb-479e-b3f5-58466b913de2/bin/ukojak-verify-G8NBE6pJGL/data/2ea6cd69b/6b69f6f9271745eba428a998cc2bb1d3 [2023-11-19 02:46:21,399 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 02:46:21,401 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 02:46:21,403 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 02:46:21,403 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 02:46:21,409 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 02:46:21,410 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:46:21" (1/1) ... [2023-11-19 02:46:21,411 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4c9c7e07 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:46:21, skipping insertion in model container [2023-11-19 02:46:21,412 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:46:21" (1/1) ... [2023-11-19 02:46:21,546 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 02:46:22,455 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_f71812e5-0bdb-479e-b3f5-58466b913de2/sv-benchmarks/c/xcsp/Haystacks-18.c[147234,147247] [2023-11-19 02:46:22,483 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:46:22,496 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 02:46:22,780 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_f71812e5-0bdb-479e-b3f5-58466b913de2/sv-benchmarks/c/xcsp/Haystacks-18.c[147234,147247] [2023-11-19 02:46:22,793 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:46:22,812 INFO L206 MainTranslator]: Completed translation [2023-11-19 02:46:22,812 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:46:22 WrapperNode [2023-11-19 02:46:22,813 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 02:46:22,814 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 02:46:22,815 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 02:46:22,815 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 02:46:22,826 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:46:22" (1/1) ... [2023-11-19 02:46:22,898 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:46:22" (1/1) ... [2023-11-19 02:46:23,230 INFO L138 Inliner]: procedures = 13, calls = 3715, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 5344 [2023-11-19 02:46:23,232 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 02:46:23,233 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 02:46:23,233 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 02:46:23,233 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 02:46:23,254 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:46:22" (1/1) ... [2023-11-19 02:46:23,255 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:46:22" (1/1) ... [2023-11-19 02:46:23,279 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:46:22" (1/1) ... [2023-11-19 02:46:23,280 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:46:22" (1/1) ... [2023-11-19 02:46:23,364 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:46:22" (1/1) ... [2023-11-19 02:46:23,379 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:46:22" (1/1) ... [2023-11-19 02:46:23,405 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:46:22" (1/1) ... [2023-11-19 02:46:23,423 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:46:22" (1/1) ... [2023-11-19 02:46:23,462 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 02:46:23,463 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 02:46:23,463 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 02:46:23,463 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 02:46:23,464 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:46:22" (1/1) ... [2023-11-19 02:46:23,470 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:46:23,483 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f71812e5-0bdb-479e-b3f5-58466b913de2/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 02:46:23,496 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f71812e5-0bdb-479e-b3f5-58466b913de2/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 02:46:23,511 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f71812e5-0bdb-479e-b3f5-58466b913de2/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 02:46:23,538 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 02:46:23,539 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 02:46:23,539 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 02:46:23,539 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 02:46:23,539 INFO L130 BoogieDeclarations]: Found specification of procedure assume [2023-11-19 02:46:23,540 INFO L138 BoogieDeclarations]: Found implementation of procedure assume [2023-11-19 02:46:23,772 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 02:46:23,774 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 02:46:27,059 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 02:46:27,167 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 02:46:27,167 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-19 02:46:27,199 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:46:27 BoogieIcfgContainer [2023-11-19 02:46:27,199 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 02:46:27,201 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 02:46:27,201 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 02:46:27,211 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 02:46:27,211 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:46:27" (1/1) ... [2023-11-19 02:46:27,222 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 02:46:27,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:46:27,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7744 states to 4038 states and 7744 transitions. [2023-11-19 02:46:27,506 INFO L276 IsEmpty]: Start isEmpty. Operand 4038 states and 7744 transitions. [2023-11-19 02:46:28,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11451 [2023-11-19 02:46:28,753 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:46:28,754 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:46:46,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2023-11-19 02:46:46,343 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) [2023-11-19 02:46:46,354 INFO L158 Benchmark]: Toolchain (without parser) took 24951.84ms. Allocated memory was 176.2MB in the beginning and 679.5MB in the end (delta: 503.3MB). Free memory was 134.6MB in the beginning and 231.0MB in the end (delta: -96.4MB). Peak memory consumption was 475.2MB. Max. memory is 16.1GB. [2023-11-19 02:46:46,355 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 109.1MB. Free memory is still 64.7MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 02:46:46,356 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1410.52ms. Allocated memory is still 176.2MB. Free memory was 134.6MB in the beginning and 79.6MB in the end (delta: 55.1MB). Peak memory consumption was 79.7MB. Max. memory is 16.1GB. [2023-11-19 02:46:46,357 INFO L158 Benchmark]: Boogie Procedure Inliner took 417.44ms. Allocated memory was 176.2MB in the beginning and 253.8MB in the end (delta: 77.6MB). Free memory was 79.6MB in the beginning and 183.5MB in the end (delta: -103.9MB). Peak memory consumption was 25.7MB. Max. memory is 16.1GB. [2023-11-19 02:46:46,358 INFO L158 Benchmark]: Boogie Preprocessor took 229.22ms. Allocated memory is still 253.8MB. Free memory was 183.5MB in the beginning and 168.8MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-19 02:46:46,359 INFO L158 Benchmark]: RCFGBuilder took 3736.13ms. Allocated memory was 253.8MB in the beginning and 404.8MB in the end (delta: 151.0MB). Free memory was 167.8MB in the beginning and 207.1MB in the end (delta: -39.3MB). Peak memory consumption was 114.8MB. Max. memory is 16.1GB. [2023-11-19 02:46:46,360 INFO L158 Benchmark]: CodeCheck took 19151.44ms. Allocated memory was 404.8MB in the beginning and 679.5MB in the end (delta: 274.7MB). Free memory was 207.1MB in the beginning and 231.0MB in the end (delta: -23.9MB). Peak memory consumption was 318.0MB. Max. memory is 16.1GB. [2023-11-19 02:46:46,364 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 0.32ms. Allocated memory is still 109.1MB. Free memory is still 64.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1410.52ms. Allocated memory is still 176.2MB. Free memory was 134.6MB in the beginning and 79.6MB in the end (delta: 55.1MB). Peak memory consumption was 79.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 417.44ms. Allocated memory was 176.2MB in the beginning and 253.8MB in the end (delta: 77.6MB). Free memory was 79.6MB in the beginning and 183.5MB in the end (delta: -103.9MB). Peak memory consumption was 25.7MB. Max. memory is 16.1GB. * Boogie Preprocessor took 229.22ms. Allocated memory is still 253.8MB. Free memory was 183.5MB in the beginning and 168.8MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * RCFGBuilder took 3736.13ms. Allocated memory was 253.8MB in the beginning and 404.8MB in the end (delta: 151.0MB). Free memory was 167.8MB in the beginning and 207.1MB in the end (delta: -39.3MB). Peak memory consumption was 114.8MB. Max. memory is 16.1GB. * CodeCheck took 19151.44ms. Allocated memory was 404.8MB in the beginning and 679.5MB in the end (delta: 274.7MB). Free memory was 207.1MB in the beginning and 231.0MB in the end (delta: -23.9MB). Peak memory consumption was 318.0MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-19 02:46:46,483 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f71812e5-0bdb-479e-b3f5-58466b913de2/bin/ukojak-verify-G8NBE6pJGL/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-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f71812e5-0bdb-479e-b3f5-58466b913de2/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f71812e5-0bdb-479e-b3f5-58466b913de2/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f71812e5-0bdb-479e-b3f5-58466b913de2/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f71812e5-0bdb-479e-b3f5-58466b913de2/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/xcsp/Haystacks-18.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f71812e5-0bdb-479e-b3f5-58466b913de2/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f71812e5-0bdb-479e-b3f5-58466b913de2/bin/ukojak-verify-G8NBE6pJGL --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 f9a9ba623d3c8e76f720044f6cee806c2cbb3a59e31c97b7ec192a59b4bad2aa --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 02:46:48,919 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 02:46:48,997 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f71812e5-0bdb-479e-b3f5-58466b913de2/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2023-11-19 02:46:49,030 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 02:46:49,031 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 02:46:49,032 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 02:46:49,033 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 02:46:49,033 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 02:46:49,034 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 02:46:49,035 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 02:46:49,036 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 02:46:49,036 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 02:46:49,037 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 02:46:49,038 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 02:46:49,038 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 02:46:49,039 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 02:46:49,040 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 02:46:49,040 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 02:46:49,041 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 02:46:49,042 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 02:46:49,042 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 02:46:49,043 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 02:46:49,044 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 02:46:49,044 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 02:46:49,045 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 02:46:49,045 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 02:46:49,046 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-19 02:46:49,046 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 02:46:49,047 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:46:49,048 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 02:46:49,048 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 02:46:49,049 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 02:46:49,049 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 02:46:49,049 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 02:46:49,050 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 02:46:49,050 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-19 02:46:49,051 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 02:46:49,051 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_f71812e5-0bdb-479e-b3f5-58466b913de2/bin/ukojak-verify-G8NBE6pJGL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f71812e5-0bdb-479e-b3f5-58466b913de2/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f9a9ba623d3c8e76f720044f6cee806c2cbb3a59e31c97b7ec192a59b4bad2aa [2023-11-19 02:46:49,470 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 02:46:49,507 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 02:46:49,512 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 02:46:49,514 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 02:46:49,514 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 02:46:49,516 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f71812e5-0bdb-479e-b3f5-58466b913de2/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/xcsp/Haystacks-18.c [2023-11-19 02:46:52,757 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 02:46:53,288 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 02:46:53,289 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f71812e5-0bdb-479e-b3f5-58466b913de2/sv-benchmarks/c/xcsp/Haystacks-18.c [2023-11-19 02:46:53,327 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f71812e5-0bdb-479e-b3f5-58466b913de2/bin/ukojak-verify-G8NBE6pJGL/data/8a909e7e1/d5b96503906249cea0b3be1622a735fb/FLAGa6830d90a [2023-11-19 02:46:53,372 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f71812e5-0bdb-479e-b3f5-58466b913de2/bin/ukojak-verify-G8NBE6pJGL/data/8a909e7e1/d5b96503906249cea0b3be1622a735fb [2023-11-19 02:46:53,379 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 02:46:53,383 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 02:46:53,386 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 02:46:53,387 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 02:46:53,391 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 02:46:53,392 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:46:53" (1/1) ... [2023-11-19 02:46:53,393 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6f5848c9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:46:53, skipping insertion in model container [2023-11-19 02:46:53,393 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:46:53" (1/1) ... [2023-11-19 02:46:53,501 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 02:46:54,305 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_f71812e5-0bdb-479e-b3f5-58466b913de2/sv-benchmarks/c/xcsp/Haystacks-18.c[147234,147247] [2023-11-19 02:46:54,334 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:46:54,348 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 02:46:54,702 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_f71812e5-0bdb-479e-b3f5-58466b913de2/sv-benchmarks/c/xcsp/Haystacks-18.c[147234,147247] [2023-11-19 02:46:54,711 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:46:54,727 INFO L206 MainTranslator]: Completed translation [2023-11-19 02:46:54,727 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:46:54 WrapperNode [2023-11-19 02:46:54,728 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 02:46:54,729 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 02:46:54,729 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 02:46:54,729 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 02:46:54,737 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:46:54" (1/1) ... [2023-11-19 02:46:54,814 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:46:54" (1/1) ... [2023-11-19 02:46:55,079 INFO L138 Inliner]: procedures = 13, calls = 3715, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 5020 [2023-11-19 02:46:55,080 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 02:46:55,083 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 02:46:55,084 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 02:46:55,084 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 02:46:55,093 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:46:54" (1/1) ... [2023-11-19 02:46:55,094 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:46:54" (1/1) ... [2023-11-19 02:46:55,145 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:46:54" (1/1) ... [2023-11-19 02:46:55,146 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:46:54" (1/1) ... [2023-11-19 02:46:55,257 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:46:54" (1/1) ... [2023-11-19 02:46:55,266 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:46:54" (1/1) ... [2023-11-19 02:46:55,337 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:46:54" (1/1) ... [2023-11-19 02:46:55,365 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:46:54" (1/1) ... [2023-11-19 02:46:55,397 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 02:46:55,398 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 02:46:55,398 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 02:46:55,398 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 02:46:55,399 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:46:54" (1/1) ... [2023-11-19 02:46:55,405 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:46:55,418 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f71812e5-0bdb-479e-b3f5-58466b913de2/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 02:46:55,430 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f71812e5-0bdb-479e-b3f5-58466b913de2/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 02:46:55,451 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f71812e5-0bdb-479e-b3f5-58466b913de2/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 02:46:55,483 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 02:46:55,483 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 02:46:55,483 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 02:46:55,483 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 02:46:55,483 INFO L130 BoogieDeclarations]: Found specification of procedure assume [2023-11-19 02:46:55,484 INFO L138 BoogieDeclarations]: Found implementation of procedure assume [2023-11-19 02:46:55,700 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 02:46:55,703 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 02:46:59,104 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 02:46:59,235 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 02:46:59,236 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-19 02:46:59,259 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:46:59 BoogieIcfgContainer [2023-11-19 02:46:59,260 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 02:46:59,261 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 02:46:59,261 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 02:46:59,272 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 02:46:59,272 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:46:59" (1/1) ... [2023-11-19 02:46:59,282 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 02:46:59,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:46:59,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7744 states to 4038 states and 7744 transitions. [2023-11-19 02:46:59,570 INFO L276 IsEmpty]: Start isEmpty. Operand 4038 states and 7744 transitions. [2023-11-19 02:47:00,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11451 [2023-11-19 02:47:00,528 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:47:00,528 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-19 02:47:00,529 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f71812e5-0bdb-479e-b3f5-58466b913de2/bin/ukojak-verify-G8NBE6pJGL/cvc4 [2023-11-19 02:47:00,530 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f71812e5-0bdb-479e-b3f5-58466b913de2/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-19 02:47:00,544 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f71812e5-0bdb-479e-b3f5-58466b913de2/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process