./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-100_file-4.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_5d1f8a1a-83be-495e-847e-10bb1f055b2f/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d1f8a1a-83be-495e-847e-10bb1f055b2f/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_5d1f8a1a-83be-495e-847e-10bb1f055b2f/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d1f8a1a-83be-495e-847e-10bb1f055b2f/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-100_file-4.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d1f8a1a-83be-495e-847e-10bb1f055b2f/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_5d1f8a1a-83be-495e-847e-10bb1f055b2f/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 0f4602ec66e4e7512b3b4973c06cedc84ad304a5485be80022aa82b19c491015 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 23:07:20,636 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 23:07:20,797 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d1f8a1a-83be-495e-847e-10bb1f055b2f/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-24 23:07:20,808 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 23:07:20,809 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 23:07:20,849 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 23:07:20,850 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 23:07:20,851 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 23:07:20,852 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 23:07:20,853 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 23:07:20,854 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 23:07:20,855 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 23:07:20,857 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 23:07:20,858 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 23:07:20,862 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 23:07:20,862 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 23:07:20,863 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 23:07:20,864 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 23:07:20,872 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 23:07:20,873 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 23:07:20,874 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 23:07:20,875 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 23:07:20,875 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 23:07:20,876 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 23:07:20,877 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 23:07:20,877 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 23:07:20,878 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:07:20,878 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 23:07:20,879 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 23:07:20,879 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 23:07:20,880 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 23:07:20,881 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 23:07:20,882 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 23:07:20,883 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_5d1f8a1a-83be-495e-847e-10bb1f055b2f/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d1f8a1a-83be-495e-847e-10bb1f055b2f/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0f4602ec66e4e7512b3b4973c06cedc84ad304a5485be80022aa82b19c491015 [2023-11-24 23:07:21,205 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 23:07:21,234 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 23:07:21,237 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 23:07:21,239 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 23:07:21,240 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 23:07:21,241 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d1f8a1a-83be-495e-847e-10bb1f055b2f/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-100_file-4.i [2023-11-24 23:07:25,056 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 23:07:25,424 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 23:07:25,440 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d1f8a1a-83be-495e-847e-10bb1f055b2f/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-100_file-4.i [2023-11-24 23:07:25,456 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d1f8a1a-83be-495e-847e-10bb1f055b2f/bin/ukojak-verify-afCqCEvfdi/data/f28eba015/bc7657466809459d8f941494590b2894/FLAGfbbf93902 [2023-11-24 23:07:25,482 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d1f8a1a-83be-495e-847e-10bb1f055b2f/bin/ukojak-verify-afCqCEvfdi/data/f28eba015/bc7657466809459d8f941494590b2894 [2023-11-24 23:07:25,485 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 23:07:25,487 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 23:07:25,488 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 23:07:25,489 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 23:07:25,495 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 23:07:25,500 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:07:25" (1/1) ... [2023-11-24 23:07:25,503 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@33f86717 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:07:25, skipping insertion in model container [2023-11-24 23:07:25,503 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:07:25" (1/1) ... [2023-11-24 23:07:25,571 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:07:25,754 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_5d1f8a1a-83be-495e-847e-10bb1f055b2f/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-100_file-4.i[915,928] [2023-11-24 23:07:25,883 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:07:25,903 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 23:07:25,920 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_5d1f8a1a-83be-495e-847e-10bb1f055b2f/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-100_file-4.i[915,928] [2023-11-24 23:07:25,994 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:07:26,032 INFO L206 MainTranslator]: Completed translation [2023-11-24 23:07:26,033 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:07:26 WrapperNode [2023-11-24 23:07:26,033 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 23:07:26,034 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 23:07:26,035 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 23:07:26,035 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 23:07:26,044 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:07:26" (1/1) ... [2023-11-24 23:07:26,063 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:07:26" (1/1) ... [2023-11-24 23:07:26,136 INFO L138 Inliner]: procedures = 26, calls = 87, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 413 [2023-11-24 23:07:26,136 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 23:07:26,137 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 23:07:26,138 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 23:07:26,138 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 23:07:26,150 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:07:26" (1/1) ... [2023-11-24 23:07:26,150 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:07:26" (1/1) ... [2023-11-24 23:07:26,158 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:07:26" (1/1) ... [2023-11-24 23:07:26,158 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:07:26" (1/1) ... [2023-11-24 23:07:26,182 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:07:26" (1/1) ... [2023-11-24 23:07:26,189 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:07:26" (1/1) ... [2023-11-24 23:07:26,194 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:07:26" (1/1) ... [2023-11-24 23:07:26,199 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:07:26" (1/1) ... [2023-11-24 23:07:26,208 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 23:07:26,209 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 23:07:26,209 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 23:07:26,209 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 23:07:26,211 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:07:26" (1/1) ... [2023-11-24 23:07:26,218 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:07:26,238 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d1f8a1a-83be-495e-847e-10bb1f055b2f/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 23:07:26,262 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d1f8a1a-83be-495e-847e-10bb1f055b2f/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 23:07:26,292 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d1f8a1a-83be-495e-847e-10bb1f055b2f/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 23:07:26,328 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 23:07:26,329 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-24 23:07:26,329 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-24 23:07:26,329 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 23:07:26,329 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 23:07:26,330 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 23:07:26,503 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 23:07:26,506 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 23:07:27,481 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 23:07:28,286 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 23:07:28,287 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-24 23:07:28,289 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:07:28 BoogieIcfgContainer [2023-11-24 23:07:28,289 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 23:07:28,290 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 23:07:28,291 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 23:07:28,303 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 23:07:28,304 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:07:28" (1/1) ... [2023-11-24 23:07:28,322 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:07:28,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:28,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 122 states and 196 transitions. [2023-11-24 23:07:28,423 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 196 transitions. [2023-11-24 23:07:28,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 266 [2023-11-24 23:07:28,463 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:28,464 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:37,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-24 23:07:37,051 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-24 23:07:47,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2023-11-24 23:07:47,256 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 23:07:47,260 INFO L158 Benchmark]: Toolchain (without parser) took 21772.55ms. Allocated memory was 123.7MB in the beginning and 174.1MB in the end (delta: 50.3MB). Free memory was 90.6MB in the beginning and 134.1MB in the end (delta: -43.4MB). Peak memory consumption was 100.7MB. Max. memory is 16.1GB. [2023-11-24 23:07:47,261 INFO L158 Benchmark]: CDTParser took 0.42ms. Allocated memory is still 98.6MB. Free memory is still 41.2MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 23:07:47,262 INFO L158 Benchmark]: CACSL2BoogieTranslator took 544.91ms. Allocated memory is still 123.7MB. Free memory was 90.1MB in the beginning and 71.8MB in the end (delta: 18.4MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2023-11-24 23:07:47,262 INFO L158 Benchmark]: Boogie Procedure Inliner took 102.24ms. Allocated memory is still 123.7MB. Free memory was 71.8MB in the beginning and 66.5MB in the end (delta: 5.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-24 23:07:47,263 INFO L158 Benchmark]: Boogie Preprocessor took 70.73ms. Allocated memory is still 123.7MB. Free memory was 66.5MB in the beginning and 63.9MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 23:07:47,264 INFO L158 Benchmark]: RCFGBuilder took 2080.75ms. Allocated memory was 123.7MB in the beginning and 174.1MB in the end (delta: 50.3MB). Free memory was 63.9MB in the beginning and 110.9MB in the end (delta: -47.1MB). Peak memory consumption was 53.0MB. Max. memory is 16.1GB. [2023-11-24 23:07:47,264 INFO L158 Benchmark]: CodeCheck took 18967.96ms. Allocated memory is still 174.1MB. Free memory was 110.9MB in the beginning and 134.1MB in the end (delta: -23.1MB). Peak memory consumption was 71.3MB. Max. memory is 16.1GB. [2023-11-24 23:07:47,269 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 0.42ms. Allocated memory is still 98.6MB. Free memory is still 41.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 544.91ms. Allocated memory is still 123.7MB. Free memory was 90.1MB in the beginning and 71.8MB in the end (delta: 18.4MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 102.24ms. Allocated memory is still 123.7MB. Free memory was 71.8MB in the beginning and 66.5MB in the end (delta: 5.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 70.73ms. Allocated memory is still 123.7MB. Free memory was 66.5MB in the beginning and 63.9MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 2080.75ms. Allocated memory was 123.7MB in the beginning and 174.1MB in the end (delta: 50.3MB). Free memory was 63.9MB in the beginning and 110.9MB in the end (delta: -47.1MB). Peak memory consumption was 53.0MB. Max. memory is 16.1GB. * CodeCheck took 18967.96ms. Allocated memory is still 174.1MB. Free memory was 110.9MB in the beginning and 134.1MB in the end (delta: -23.1MB). Peak memory consumption was 71.3MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-24 23:07:47,313 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d1f8a1a-83be-495e-847e-10bb1f055b2f/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-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d1f8a1a-83be-495e-847e-10bb1f055b2f/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d1f8a1a-83be-495e-847e-10bb1f055b2f/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_5d1f8a1a-83be-495e-847e-10bb1f055b2f/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d1f8a1a-83be-495e-847e-10bb1f055b2f/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-100_file-4.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d1f8a1a-83be-495e-847e-10bb1f055b2f/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_5d1f8a1a-83be-495e-847e-10bb1f055b2f/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 0f4602ec66e4e7512b3b4973c06cedc84ad304a5485be80022aa82b19c491015 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 23:07:50,298 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 23:07:50,455 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d1f8a1a-83be-495e-847e-10bb1f055b2f/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2023-11-24 23:07:50,513 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 23:07:50,515 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 23:07:50,516 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 23:07:50,517 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 23:07:50,518 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 23:07:50,520 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 23:07:50,526 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 23:07:50,527 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 23:07:50,527 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 23:07:50,528 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 23:07:50,530 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 23:07:50,531 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 23:07:50,531 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 23:07:50,532 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-24 23:07:50,533 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-24 23:07:50,533 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-24 23:07:50,535 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 23:07:50,536 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 23:07:50,536 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 23:07:50,537 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 23:07:50,537 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 23:07:50,538 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 23:07:50,538 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-24 23:07:50,539 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-24 23:07:50,540 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 23:07:50,540 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:07:50,541 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 23:07:50,542 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 23:07:50,542 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 23:07:50,543 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-24 23:07:50,543 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-24 23:07:50,544 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 23:07:50,544 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-24 23:07:50,544 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-24 23:07:50,544 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_5d1f8a1a-83be-495e-847e-10bb1f055b2f/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d1f8a1a-83be-495e-847e-10bb1f055b2f/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0f4602ec66e4e7512b3b4973c06cedc84ad304a5485be80022aa82b19c491015 [2023-11-24 23:07:51,118 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 23:07:51,154 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 23:07:51,157 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 23:07:51,160 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 23:07:51,160 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 23:07:51,163 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d1f8a1a-83be-495e-847e-10bb1f055b2f/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-100_file-4.i [2023-11-24 23:07:54,742 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 23:07:55,089 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 23:07:55,090 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d1f8a1a-83be-495e-847e-10bb1f055b2f/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-100_file-4.i [2023-11-24 23:07:55,119 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d1f8a1a-83be-495e-847e-10bb1f055b2f/bin/ukojak-verify-afCqCEvfdi/data/141c6243b/4c33b19a98674e47a06653661907ce90/FLAGd2a350825 [2023-11-24 23:07:55,137 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d1f8a1a-83be-495e-847e-10bb1f055b2f/bin/ukojak-verify-afCqCEvfdi/data/141c6243b/4c33b19a98674e47a06653661907ce90 [2023-11-24 23:07:55,141 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 23:07:55,143 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 23:07:55,148 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 23:07:55,148 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 23:07:55,155 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 23:07:55,157 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:07:55" (1/1) ... [2023-11-24 23:07:55,159 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6e5172a3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:07:55, skipping insertion in model container [2023-11-24 23:07:55,159 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:07:55" (1/1) ... [2023-11-24 23:07:55,239 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:07:55,478 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_5d1f8a1a-83be-495e-847e-10bb1f055b2f/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-100_file-4.i[915,928] [2023-11-24 23:07:55,676 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:07:55,704 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 23:07:55,724 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_5d1f8a1a-83be-495e-847e-10bb1f055b2f/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-100_file-4.i[915,928] [2023-11-24 23:07:55,813 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:07:55,865 INFO L206 MainTranslator]: Completed translation [2023-11-24 23:07:55,865 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:07:55 WrapperNode [2023-11-24 23:07:55,866 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 23:07:55,867 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 23:07:55,867 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 23:07:55,868 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 23:07:55,878 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:07:55" (1/1) ... [2023-11-24 23:07:55,939 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:07:55" (1/1) ... [2023-11-24 23:07:56,061 INFO L138 Inliner]: procedures = 27, calls = 87, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 355 [2023-11-24 23:07:56,062 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 23:07:56,063 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 23:07:56,063 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 23:07:56,063 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 23:07:56,077 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:07:55" (1/1) ... [2023-11-24 23:07:56,077 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:07:55" (1/1) ... [2023-11-24 23:07:56,102 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:07:55" (1/1) ... [2023-11-24 23:07:56,102 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:07:55" (1/1) ... [2023-11-24 23:07:56,133 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:07:55" (1/1) ... [2023-11-24 23:07:56,154 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:07:55" (1/1) ... [2023-11-24 23:07:56,159 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:07:55" (1/1) ... [2023-11-24 23:07:56,163 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:07:55" (1/1) ... [2023-11-24 23:07:56,202 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 23:07:56,203 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 23:07:56,204 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 23:07:56,204 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 23:07:56,205 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:07:55" (1/1) ... [2023-11-24 23:07:56,212 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:07:56,237 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d1f8a1a-83be-495e-847e-10bb1f055b2f/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 23:07:56,254 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d1f8a1a-83be-495e-847e-10bb1f055b2f/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 23:07:56,280 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d1f8a1a-83be-495e-847e-10bb1f055b2f/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 23:07:56,308 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 23:07:56,309 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-24 23:07:56,309 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-24 23:07:56,309 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-24 23:07:56,309 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 23:07:56,309 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 23:07:56,451 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 23:07:56,454 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 23:08:12,952 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 23:08:13,415 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 23:08:13,416 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-24 23:08:13,418 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:08:13 BoogieIcfgContainer [2023-11-24 23:08:13,418 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 23:08:13,419 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 23:08:13,420 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 23:08:13,431 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 23:08:13,433 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:08:13" (1/1) ... [2023-11-24 23:08:13,444 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:08:13,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:08:13,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 122 states and 196 transitions. [2023-11-24 23:08:13,545 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 196 transitions. [2023-11-24 23:08:13,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 266 [2023-11-24 23:08:13,571 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:08:13,572 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-24 23:08:13,572 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d1f8a1a-83be-495e-847e-10bb1f055b2f/bin/ukojak-verify-afCqCEvfdi/cvc4 [2023-11-24 23:08:13,574 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d1f8a1a-83be-495e-847e-10bb1f055b2f/bin/ukojak-verify-afCqCEvfdi/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-24 23:08:13,614 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d1f8a1a-83be-495e-847e-10bb1f055b2f/bin/ukojak-verify-afCqCEvfdi/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-11-24 23:08:18,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:08:18,009 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-24 23:08:24,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:08:24,944 INFO L262 TraceCheckSpWp]: Trace formula consists of 586 conjuncts, 30 conjunts are in the unsatisfiable core [2023-11-24 23:08:24,982 INFO L285 TraceCheckSpWp]: Computing forward predicates...