./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-cn_file-12.i --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_7255cea0-2460-4fd1-b6fd-a8cb709b20e2/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7255cea0-2460-4fd1-b6fd-a8cb709b20e2/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_7255cea0-2460-4fd1-b6fd-a8cb709b20e2/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7255cea0-2460-4fd1-b6fd-a8cb709b20e2/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-cn_file-12.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7255cea0-2460-4fd1-b6fd-a8cb709b20e2/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_7255cea0-2460-4fd1-b6fd-a8cb709b20e2/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 8d3cf659f5ba8450aa5d8dad18c8644712533994d8f32506d808e9f450df6a87 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:33:25,065 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:33:25,200 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7255cea0-2460-4fd1-b6fd-a8cb709b20e2/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-19 03:33:25,204 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:33:25,204 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:33:25,245 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:33:25,247 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:33:25,248 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:33:25,249 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:33:25,254 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:33:25,255 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:33:25,256 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:33:25,256 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:33:25,258 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:33:25,258 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:33:25,259 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:33:25,259 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:33:25,260 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:33:25,260 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:33:25,260 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:33:25,261 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:33:25,261 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:33:25,262 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:33:25,262 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:33:25,263 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:33:25,264 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:33:25,264 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:33:25,265 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:33:25,265 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:33:25,265 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:33:25,267 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:33:25,267 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:33:25,267 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:33:25,268 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_7255cea0-2460-4fd1-b6fd-a8cb709b20e2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7255cea0-2460-4fd1-b6fd-a8cb709b20e2/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8d3cf659f5ba8450aa5d8dad18c8644712533994d8f32506d808e9f450df6a87 [2023-11-19 03:33:25,570 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:33:25,598 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:33:25,601 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:33:25,602 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:33:25,603 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:33:25,604 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7255cea0-2460-4fd1-b6fd-a8cb709b20e2/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-cn_file-12.i [2023-11-19 03:33:28,629 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:33:28,950 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:33:28,951 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7255cea0-2460-4fd1-b6fd-a8cb709b20e2/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-cn_file-12.i [2023-11-19 03:33:28,961 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7255cea0-2460-4fd1-b6fd-a8cb709b20e2/bin/ukojak-verify-G8NBE6pJGL/data/66d484d17/a26a35c2108047bcb755d03ac07d75cb/FLAG4d6ca2adf [2023-11-19 03:33:28,976 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7255cea0-2460-4fd1-b6fd-a8cb709b20e2/bin/ukojak-verify-G8NBE6pJGL/data/66d484d17/a26a35c2108047bcb755d03ac07d75cb [2023-11-19 03:33:28,979 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:33:28,980 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:33:28,982 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:33:28,982 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:33:28,987 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:33:28,987 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:33:28" (1/1) ... [2023-11-19 03:33:28,988 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7479db2d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:33:28, skipping insertion in model container [2023-11-19 03:33:28,989 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:33:28" (1/1) ... [2023-11-19 03:33:29,034 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:33:29,228 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_7255cea0-2460-4fd1-b6fd-a8cb709b20e2/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-cn_file-12.i[919,932] [2023-11-19 03:33:29,326 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:33:29,347 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:33:29,368 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_7255cea0-2460-4fd1-b6fd-a8cb709b20e2/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-cn_file-12.i[919,932] [2023-11-19 03:33:29,419 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:33:29,454 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:33:29,455 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:33:29 WrapperNode [2023-11-19 03:33:29,455 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:33:29,456 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:33:29,456 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:33:29,457 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:33:29,464 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:33:29" (1/1) ... [2023-11-19 03:33:29,479 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:33:29" (1/1) ... [2023-11-19 03:33:29,544 INFO L138 Inliner]: procedures = 26, calls = 73, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 299 [2023-11-19 03:33:29,544 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:33:29,545 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:33:29,545 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:33:29,545 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:33:29,554 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:33:29" (1/1) ... [2023-11-19 03:33:29,554 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:33:29" (1/1) ... [2023-11-19 03:33:29,560 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:33:29" (1/1) ... [2023-11-19 03:33:29,561 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:33:29" (1/1) ... [2023-11-19 03:33:29,579 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:33:29" (1/1) ... [2023-11-19 03:33:29,587 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:33:29" (1/1) ... [2023-11-19 03:33:29,591 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:33:29" (1/1) ... [2023-11-19 03:33:29,595 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:33:29" (1/1) ... [2023-11-19 03:33:29,608 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:33:29,616 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:33:29,617 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:33:29,617 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:33:29,618 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:33:29" (1/1) ... [2023-11-19 03:33:29,623 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:33:29,637 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7255cea0-2460-4fd1-b6fd-a8cb709b20e2/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:33:29,649 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7255cea0-2460-4fd1-b6fd-a8cb709b20e2/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:33:29,673 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7255cea0-2460-4fd1-b6fd-a8cb709b20e2/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:33:29,695 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:33:29,696 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 03:33:29,696 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 03:33:29,696 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 03:33:29,697 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:33:29,697 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:33:29,837 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:33:29,841 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:33:30,481 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:33:30,839 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:33:30,839 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 03:33:30,847 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:33:30 BoogieIcfgContainer [2023-11-19 03:33:30,848 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:33:30,849 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:33:30,849 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:33:30,859 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:33:30,859 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:33:30" (1/1) ... [2023-11-19 03:33:30,870 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 03:33:30,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:33:30,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 100 states and 160 transitions. [2023-11-19 03:33:30,950 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 160 transitions. [2023-11-19 03:33:30,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 216 [2023-11-19 03:33:30,974 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:33:30,974 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:33:41,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2023-11-19 03:33:41,541 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 03:33:41,545 INFO L158 Benchmark]: Toolchain (without parser) took 12563.84ms. Allocated memory was 161.5MB in the beginning and 222.3MB in the end (delta: 60.8MB). Free memory was 130.8MB in the beginning and 163.7MB in the end (delta: -32.9MB). Peak memory consumption was 30.7MB. Max. memory is 16.1GB. [2023-11-19 03:33:41,546 INFO L158 Benchmark]: CDTParser took 0.25ms. Allocated memory is still 125.8MB. Free memory is still 84.5MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:33:41,546 INFO L158 Benchmark]: CACSL2BoogieTranslator took 473.79ms. Allocated memory is still 161.5MB. Free memory was 130.4MB in the beginning and 113.6MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-19 03:33:41,547 INFO L158 Benchmark]: Boogie Procedure Inliner took 88.23ms. Allocated memory is still 161.5MB. Free memory was 113.6MB in the beginning and 108.5MB in the end (delta: 5.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-19 03:33:41,548 INFO L158 Benchmark]: Boogie Preprocessor took 70.49ms. Allocated memory is still 161.5MB. Free memory was 108.5MB in the beginning and 106.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:33:41,549 INFO L158 Benchmark]: RCFGBuilder took 1231.47ms. Allocated memory is still 161.5MB. Free memory was 106.4MB in the beginning and 80.5MB in the end (delta: 25.8MB). Peak memory consumption was 34.0MB. Max. memory is 16.1GB. [2023-11-19 03:33:41,549 INFO L158 Benchmark]: CodeCheck took 10695.02ms. Allocated memory was 161.5MB in the beginning and 222.3MB in the end (delta: 60.8MB). Free memory was 80.5MB in the beginning and 163.7MB in the end (delta: -83.2MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:33:41,553 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 0.25ms. Allocated memory is still 125.8MB. Free memory is still 84.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 473.79ms. Allocated memory is still 161.5MB. Free memory was 130.4MB in the beginning and 113.6MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 88.23ms. Allocated memory is still 161.5MB. Free memory was 113.6MB in the beginning and 108.5MB in the end (delta: 5.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 70.49ms. Allocated memory is still 161.5MB. Free memory was 108.5MB in the beginning and 106.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1231.47ms. Allocated memory is still 161.5MB. Free memory was 106.4MB in the beginning and 80.5MB in the end (delta: 25.8MB). Peak memory consumption was 34.0MB. Max. memory is 16.1GB. * CodeCheck took 10695.02ms. Allocated memory was 161.5MB in the beginning and 222.3MB in the end (delta: 60.8MB). Free memory was 80.5MB in the beginning and 163.7MB in the end (delta: -83.2MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-19 03:33:41,577 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7255cea0-2460-4fd1-b6fd-a8cb709b20e2/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_7255cea0-2460-4fd1-b6fd-a8cb709b20e2/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7255cea0-2460-4fd1-b6fd-a8cb709b20e2/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_7255cea0-2460-4fd1-b6fd-a8cb709b20e2/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7255cea0-2460-4fd1-b6fd-a8cb709b20e2/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-cn_file-12.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7255cea0-2460-4fd1-b6fd-a8cb709b20e2/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_7255cea0-2460-4fd1-b6fd-a8cb709b20e2/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 8d3cf659f5ba8450aa5d8dad18c8644712533994d8f32506d808e9f450df6a87 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:33:44,141 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:33:44,245 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7255cea0-2460-4fd1-b6fd-a8cb709b20e2/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2023-11-19 03:33:44,277 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:33:44,278 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:33:44,279 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:33:44,280 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:33:44,280 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:33:44,281 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:33:44,282 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:33:44,282 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:33:44,283 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:33:44,283 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:33:44,284 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:33:44,284 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:33:44,285 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:33:44,285 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 03:33:44,286 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 03:33:44,287 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 03:33:44,287 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:33:44,288 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:33:44,288 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:33:44,289 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:33:44,290 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:33:44,290 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:33:44,291 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 03:33:44,291 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-19 03:33:44,292 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:33:44,292 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:33:44,293 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:33:44,294 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:33:44,294 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:33:44,295 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 03:33:44,295 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 03:33:44,296 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:33:44,296 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-19 03:33:44,297 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 03:33:44,297 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_7255cea0-2460-4fd1-b6fd-a8cb709b20e2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7255cea0-2460-4fd1-b6fd-a8cb709b20e2/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8d3cf659f5ba8450aa5d8dad18c8644712533994d8f32506d808e9f450df6a87 [2023-11-19 03:33:44,714 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:33:44,736 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:33:44,739 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:33:44,742 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:33:44,742 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:33:44,745 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7255cea0-2460-4fd1-b6fd-a8cb709b20e2/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-cn_file-12.i [2023-11-19 03:33:47,880 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:33:48,262 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:33:48,263 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7255cea0-2460-4fd1-b6fd-a8cb709b20e2/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-cn_file-12.i [2023-11-19 03:33:48,273 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7255cea0-2460-4fd1-b6fd-a8cb709b20e2/bin/ukojak-verify-G8NBE6pJGL/data/a89813191/3149bf9af0da435cb96f32e208aac167/FLAG0e278c4cf [2023-11-19 03:33:48,288 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7255cea0-2460-4fd1-b6fd-a8cb709b20e2/bin/ukojak-verify-G8NBE6pJGL/data/a89813191/3149bf9af0da435cb96f32e208aac167 [2023-11-19 03:33:48,291 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:33:48,297 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:33:48,298 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:33:48,298 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:33:48,303 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:33:48,304 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:33:48" (1/1) ... [2023-11-19 03:33:48,305 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@154c9e5b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:33:48, skipping insertion in model container [2023-11-19 03:33:48,306 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:33:48" (1/1) ... [2023-11-19 03:33:48,356 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:33:48,539 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_7255cea0-2460-4fd1-b6fd-a8cb709b20e2/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-cn_file-12.i[919,932] [2023-11-19 03:33:48,657 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:33:48,687 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:33:48,708 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_7255cea0-2460-4fd1-b6fd-a8cb709b20e2/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-cn_file-12.i[919,932] [2023-11-19 03:33:48,804 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:33:48,832 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:33:48,832 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:33:48 WrapperNode [2023-11-19 03:33:48,833 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:33:48,834 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:33:48,834 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:33:48,835 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:33:48,843 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:33:48" (1/1) ... [2023-11-19 03:33:48,877 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:33:48" (1/1) ... [2023-11-19 03:33:48,933 INFO L138 Inliner]: procedures = 27, calls = 73, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 290 [2023-11-19 03:33:48,935 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:33:48,936 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:33:48,936 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:33:48,936 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:33:48,947 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:33:48" (1/1) ... [2023-11-19 03:33:48,948 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:33:48" (1/1) ... [2023-11-19 03:33:48,973 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:33:48" (1/1) ... [2023-11-19 03:33:48,973 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:33:48" (1/1) ... [2023-11-19 03:33:49,000 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:33:48" (1/1) ... [2023-11-19 03:33:49,035 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:33:48" (1/1) ... [2023-11-19 03:33:49,039 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:33:48" (1/1) ... [2023-11-19 03:33:49,042 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:33:48" (1/1) ... [2023-11-19 03:33:49,051 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:33:49,061 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:33:49,062 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:33:49,062 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:33:49,063 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:33:48" (1/1) ... [2023-11-19 03:33:49,068 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:33:49,082 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7255cea0-2460-4fd1-b6fd-a8cb709b20e2/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:33:49,094 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7255cea0-2460-4fd1-b6fd-a8cb709b20e2/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:33:49,100 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7255cea0-2460-4fd1-b6fd-a8cb709b20e2/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:33:49,126 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:33:49,127 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 03:33:49,127 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 03:33:49,127 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 03:33:49,127 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:33:49,128 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:33:49,244 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:33:49,246 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:33:52,700 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:33:52,953 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:33:52,953 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 03:33:52,960 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:33:52 BoogieIcfgContainer [2023-11-19 03:33:52,960 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:33:52,961 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:33:52,961 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:33:52,972 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:33:52,973 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:33:52" (1/1) ... [2023-11-19 03:33:52,983 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 03:33:53,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:33:53,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 100 states and 160 transitions. [2023-11-19 03:33:53,071 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 160 transitions. [2023-11-19 03:33:53,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 216 [2023-11-19 03:33:53,086 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:33:53,086 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-19 03:33:53,087 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7255cea0-2460-4fd1-b6fd-a8cb709b20e2/bin/ukojak-verify-G8NBE6pJGL/cvc4 [2023-11-19 03:33:53,092 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7255cea0-2460-4fd1-b6fd-a8cb709b20e2/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-19 03:33:53,135 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7255cea0-2460-4fd1-b6fd-a8cb709b20e2/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-11-19 03:33:55,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:33:55,192 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-19 03:33:58,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:33:58,105 INFO L262 TraceCheckSpWp]: Trace formula consists of 477 conjuncts, 38 conjunts are in the unsatisfiable core [2023-11-19 03:33:58,155 INFO L285 TraceCheckSpWp]: Computing forward predicates...