./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-250_file-36.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_9e5d713a-7f62-4a42-ac3f-719366cbc8e7/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e5d713a-7f62-4a42-ac3f-719366cbc8e7/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_9e5d713a-7f62-4a42-ac3f-719366cbc8e7/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e5d713a-7f62-4a42-ac3f-719366cbc8e7/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-250_file-36.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e5d713a-7f62-4a42-ac3f-719366cbc8e7/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_9e5d713a-7f62-4a42-ac3f-719366cbc8e7/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 08d675ba4148739e9e7cf1bbda146cfc1e7cae9e235e349f1daedec05eaa7d10 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:39:26,565 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:39:26,658 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e5d713a-7f62-4a42-ac3f-719366cbc8e7/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-19 03:39:26,663 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:39:26,663 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:39:26,688 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:39:26,690 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:39:26,690 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:39:26,691 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:39:26,692 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:39:26,692 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:39:26,693 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:39:26,694 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:39:26,694 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:39:26,695 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:39:26,695 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:39:26,696 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:39:26,697 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:39:26,697 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:39:26,698 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:39:26,698 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:39:26,699 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:39:26,700 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:39:26,700 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:39:26,701 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:39:26,701 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:39:26,702 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:39:26,703 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:39:26,703 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:39:26,704 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:39:26,704 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:39:26,705 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:39:26,705 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:39:26,705 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_9e5d713a-7f62-4a42-ac3f-719366cbc8e7/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e5d713a-7f62-4a42-ac3f-719366cbc8e7/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 08d675ba4148739e9e7cf1bbda146cfc1e7cae9e235e349f1daedec05eaa7d10 [2023-11-19 03:39:27,033 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:39:27,056 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:39:27,059 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:39:27,061 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:39:27,062 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:39:27,063 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e5d713a-7f62-4a42-ac3f-719366cbc8e7/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-250_file-36.i [2023-11-19 03:39:30,481 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:39:30,942 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:39:30,942 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e5d713a-7f62-4a42-ac3f-719366cbc8e7/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-250_file-36.i [2023-11-19 03:39:30,972 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e5d713a-7f62-4a42-ac3f-719366cbc8e7/bin/ukojak-verify-G8NBE6pJGL/data/afedf61cd/4421f73682d74d658a067aace138fa28/FLAG8f8325887 [2023-11-19 03:39:30,994 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e5d713a-7f62-4a42-ac3f-719366cbc8e7/bin/ukojak-verify-G8NBE6pJGL/data/afedf61cd/4421f73682d74d658a067aace138fa28 [2023-11-19 03:39:31,001 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:39:31,007 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:39:31,011 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:39:31,012 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:39:31,018 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:39:31,018 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:39:30" (1/1) ... [2023-11-19 03:39:31,021 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5e03577d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:39:31, skipping insertion in model container [2023-11-19 03:39:31,021 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:39:30" (1/1) ... [2023-11-19 03:39:31,093 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:39:31,308 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_9e5d713a-7f62-4a42-ac3f-719366cbc8e7/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-250_file-36.i[916,929] [2023-11-19 03:39:31,512 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:39:31,565 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:39:31,576 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_9e5d713a-7f62-4a42-ac3f-719366cbc8e7/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-250_file-36.i[916,929] [2023-11-19 03:39:31,654 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:39:31,679 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:39:31,680 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:39:31 WrapperNode [2023-11-19 03:39:31,680 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:39:31,682 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:39:31,682 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:39:31,682 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:39:31,691 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:39:31" (1/1) ... [2023-11-19 03:39:31,728 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:39:31" (1/1) ... [2023-11-19 03:39:31,823 INFO L138 Inliner]: procedures = 26, calls = 105, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 611 [2023-11-19 03:39:31,823 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:39:31,824 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:39:31,824 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:39:31,825 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:39:31,836 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:39:31" (1/1) ... [2023-11-19 03:39:31,836 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:39:31" (1/1) ... [2023-11-19 03:39:31,847 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:39:31" (1/1) ... [2023-11-19 03:39:31,848 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:39:31" (1/1) ... [2023-11-19 03:39:31,886 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:39:31" (1/1) ... [2023-11-19 03:39:31,893 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:39:31" (1/1) ... [2023-11-19 03:39:31,900 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:39:31" (1/1) ... [2023-11-19 03:39:31,905 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:39:31" (1/1) ... [2023-11-19 03:39:31,918 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:39:31,919 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:39:31,919 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:39:31,920 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:39:31,920 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:39:31" (1/1) ... [2023-11-19 03:39:31,926 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:39:31,938 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e5d713a-7f62-4a42-ac3f-719366cbc8e7/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:39:31,951 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e5d713a-7f62-4a42-ac3f-719366cbc8e7/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:39:31,981 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e5d713a-7f62-4a42-ac3f-719366cbc8e7/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:39:32,015 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:39:32,016 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 03:39:32,016 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 03:39:32,016 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 03:39:32,017 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:39:32,018 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:39:32,231 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:39:32,233 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:39:33,521 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:39:34,779 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:39:34,780 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 03:39:34,795 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:39:34 BoogieIcfgContainer [2023-11-19 03:39:34,796 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:39:34,797 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:39:34,797 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:39:34,809 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:39:34,810 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:39:34" (1/1) ... [2023-11-19 03:39:34,826 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 03:39:34,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:39:34,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 153 states and 245 transitions. [2023-11-19 03:39:34,937 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 245 transitions. [2023-11-19 03:39:34,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 333 [2023-11-19 03:39:34,985 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:39:34,986 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:39:45,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2023-11-19 03:39:45,977 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 03:39:45,981 INFO L158 Benchmark]: Toolchain (without parser) took 14973.11ms. Allocated memory was 163.6MB in the beginning and 213.9MB in the end (delta: 50.3MB). Free memory was 122.9MB in the beginning and 129.7MB in the end (delta: -6.7MB). Peak memory consumption was 42.9MB. Max. memory is 16.1GB. [2023-11-19 03:39:45,982 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 121.6MB. Free memory is still 89.5MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:39:45,983 INFO L158 Benchmark]: CACSL2BoogieTranslator took 669.38ms. Allocated memory is still 163.6MB. Free memory was 122.9MB in the beginning and 113.7MB in the end (delta: 9.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-11-19 03:39:45,984 INFO L158 Benchmark]: Boogie Procedure Inliner took 141.68ms. Allocated memory is still 163.6MB. Free memory was 113.7MB in the beginning and 103.9MB in the end (delta: 9.8MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-19 03:39:45,985 INFO L158 Benchmark]: Boogie Preprocessor took 94.23ms. Allocated memory is still 163.6MB. Free memory was 103.9MB in the beginning and 99.1MB in the end (delta: 4.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-19 03:39:45,986 INFO L158 Benchmark]: RCFGBuilder took 2876.66ms. Allocated memory was 163.6MB in the beginning and 213.9MB in the end (delta: 50.3MB). Free memory was 99.1MB in the beginning and 107.3MB in the end (delta: -8.2MB). Peak memory consumption was 78.8MB. Max. memory is 16.1GB. [2023-11-19 03:39:45,986 INFO L158 Benchmark]: CodeCheck took 11182.74ms. Allocated memory is still 213.9MB. Free memory was 107.3MB in the beginning and 129.7MB in the end (delta: -22.4MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:39:45,992 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 0.31ms. Allocated memory is still 121.6MB. Free memory is still 89.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 669.38ms. Allocated memory is still 163.6MB. Free memory was 122.9MB in the beginning and 113.7MB in the end (delta: 9.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 141.68ms. Allocated memory is still 163.6MB. Free memory was 113.7MB in the beginning and 103.9MB in the end (delta: 9.8MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 94.23ms. Allocated memory is still 163.6MB. Free memory was 103.9MB in the beginning and 99.1MB in the end (delta: 4.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 2876.66ms. Allocated memory was 163.6MB in the beginning and 213.9MB in the end (delta: 50.3MB). Free memory was 99.1MB in the beginning and 107.3MB in the end (delta: -8.2MB). Peak memory consumption was 78.8MB. Max. memory is 16.1GB. * CodeCheck took 11182.74ms. Allocated memory is still 213.9MB. Free memory was 107.3MB in the beginning and 129.7MB in the end (delta: -22.4MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-19 03:39:46,055 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e5d713a-7f62-4a42-ac3f-719366cbc8e7/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e5d713a-7f62-4a42-ac3f-719366cbc8e7/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e5d713a-7f62-4a42-ac3f-719366cbc8e7/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_9e5d713a-7f62-4a42-ac3f-719366cbc8e7/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e5d713a-7f62-4a42-ac3f-719366cbc8e7/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-250_file-36.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e5d713a-7f62-4a42-ac3f-719366cbc8e7/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_9e5d713a-7f62-4a42-ac3f-719366cbc8e7/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 08d675ba4148739e9e7cf1bbda146cfc1e7cae9e235e349f1daedec05eaa7d10 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:39:49,181 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:39:49,315 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e5d713a-7f62-4a42-ac3f-719366cbc8e7/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2023-11-19 03:39:49,381 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:39:49,382 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:39:49,383 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:39:49,384 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:39:49,385 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:39:49,386 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:39:49,392 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:39:49,393 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:39:49,393 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:39:49,394 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:39:49,396 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:39:49,396 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:39:49,397 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:39:49,397 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 03:39:49,398 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 03:39:49,398 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 03:39:49,399 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:39:49,400 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:39:49,401 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:39:49,401 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:39:49,402 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:39:49,402 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:39:49,403 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 03:39:49,403 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-19 03:39:49,404 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:39:49,404 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:39:49,405 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:39:49,407 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:39:49,407 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:39:49,407 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 03:39:49,408 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 03:39:49,408 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:39:49,409 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-19 03:39:49,409 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 03:39:49,409 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_9e5d713a-7f62-4a42-ac3f-719366cbc8e7/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e5d713a-7f62-4a42-ac3f-719366cbc8e7/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 08d675ba4148739e9e7cf1bbda146cfc1e7cae9e235e349f1daedec05eaa7d10 [2023-11-19 03:39:49,960 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:39:49,997 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:39:50,000 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:39:50,002 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:39:50,003 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:39:50,005 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e5d713a-7f62-4a42-ac3f-719366cbc8e7/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-250_file-36.i [2023-11-19 03:39:53,483 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:39:53,975 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:39:53,975 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e5d713a-7f62-4a42-ac3f-719366cbc8e7/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-250_file-36.i [2023-11-19 03:39:53,992 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e5d713a-7f62-4a42-ac3f-719366cbc8e7/bin/ukojak-verify-G8NBE6pJGL/data/46054e18b/d34b0e6a1b8d48e9a8038549ff49846b/FLAG504dba949 [2023-11-19 03:39:54,011 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e5d713a-7f62-4a42-ac3f-719366cbc8e7/bin/ukojak-verify-G8NBE6pJGL/data/46054e18b/d34b0e6a1b8d48e9a8038549ff49846b [2023-11-19 03:39:54,014 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:39:54,016 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:39:54,018 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:39:54,018 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:39:54,025 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:39:54,025 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:39:54" (1/1) ... [2023-11-19 03:39:54,027 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7d06509e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:39:54, skipping insertion in model container [2023-11-19 03:39:54,027 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:39:54" (1/1) ... [2023-11-19 03:39:54,116 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:39:54,298 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_9e5d713a-7f62-4a42-ac3f-719366cbc8e7/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-250_file-36.i[916,929] [2023-11-19 03:39:54,492 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:39:54,522 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:39:54,539 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_9e5d713a-7f62-4a42-ac3f-719366cbc8e7/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-250_file-36.i[916,929] [2023-11-19 03:39:54,643 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:39:54,672 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:39:54,673 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:39:54 WrapperNode [2023-11-19 03:39:54,673 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:39:54,675 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:39:54,675 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:39:54,675 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:39:54,685 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:39:54" (1/1) ... [2023-11-19 03:39:54,735 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:39:54" (1/1) ... [2023-11-19 03:39:54,813 INFO L138 Inliner]: procedures = 27, calls = 105, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 493 [2023-11-19 03:39:54,813 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:39:54,814 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:39:54,814 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:39:54,815 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:39:54,827 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:39:54" (1/1) ... [2023-11-19 03:39:54,827 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:39:54" (1/1) ... [2023-11-19 03:39:54,839 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:39:54" (1/1) ... [2023-11-19 03:39:54,840 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:39:54" (1/1) ... [2023-11-19 03:39:54,915 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:39:54" (1/1) ... [2023-11-19 03:39:54,923 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:39:54" (1/1) ... [2023-11-19 03:39:54,936 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:39:54" (1/1) ... [2023-11-19 03:39:54,942 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:39:54" (1/1) ... [2023-11-19 03:39:54,955 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:39:54,967 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:39:54,967 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:39:54,968 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:39:54,969 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:39:54" (1/1) ... [2023-11-19 03:39:54,977 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:39:54,992 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e5d713a-7f62-4a42-ac3f-719366cbc8e7/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:39:55,011 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e5d713a-7f62-4a42-ac3f-719366cbc8e7/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:39:55,037 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e5d713a-7f62-4a42-ac3f-719366cbc8e7/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:39:55,084 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:39:55,085 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 03:39:55,085 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 03:39:55,085 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 03:39:55,086 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:39:55,086 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:39:55,323 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:39:55,326 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:40:18,574 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:40:19,258 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:40:19,258 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 03:40:19,271 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:40:19 BoogieIcfgContainer [2023-11-19 03:40:19,271 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:40:19,273 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:40:19,273 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:40:19,285 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:40:19,286 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:40:19" (1/1) ... [2023-11-19 03:40:19,299 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 03:40:19,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:40:19,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 153 states and 245 transitions. [2023-11-19 03:40:19,406 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 245 transitions. [2023-11-19 03:40:19,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 333 [2023-11-19 03:40:19,444 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:40:19,445 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-19 03:40:19,445 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e5d713a-7f62-4a42-ac3f-719366cbc8e7/bin/ukojak-verify-G8NBE6pJGL/cvc4 [2023-11-19 03:40:19,449 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e5d713a-7f62-4a42-ac3f-719366cbc8e7/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-19 03:40:19,464 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e5d713a-7f62-4a42-ac3f-719366cbc8e7/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-11-19 03:40:28,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:40:28,207 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported