./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-100_file-17.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc 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_90947469-5092-4185-9e8b-2d07e1cde0b4/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90947469-5092-4185-9e8b-2d07e1cde0b4/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_90947469-5092-4185-9e8b-2d07e1cde0b4/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90947469-5092-4185-9e8b-2d07e1cde0b4/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-100_file-17.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90947469-5092-4185-9e8b-2d07e1cde0b4/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_90947469-5092-4185-9e8b-2d07e1cde0b4/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 91e3f628d56ab11b73f3cdfd2bd3623c61ede15535974ac4a497a0dd8dbff9af --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 22:51:11,520 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 22:51:11,651 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90947469-5092-4185-9e8b-2d07e1cde0b4/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-24 22:51:11,659 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 22:51:11,660 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 22:51:11,705 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 22:51:11,706 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 22:51:11,707 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 22:51:11,708 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 22:51:11,714 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 22:51:11,715 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 22:51:11,716 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 22:51:11,716 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 22:51:11,718 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 22:51:11,719 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 22:51:11,719 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 22:51:11,720 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 22:51:11,720 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 22:51:11,721 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 22:51:11,721 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 22:51:11,722 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 22:51:11,722 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 22:51:11,725 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 22:51:11,725 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 22:51:11,726 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 22:51:11,726 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 22:51:11,727 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:51:11,727 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 22:51:11,728 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 22:51:11,729 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 22:51:11,730 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 22:51:11,730 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 22:51:11,731 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 22:51:11,731 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_90947469-5092-4185-9e8b-2d07e1cde0b4/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90947469-5092-4185-9e8b-2d07e1cde0b4/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 91e3f628d56ab11b73f3cdfd2bd3623c61ede15535974ac4a497a0dd8dbff9af [2023-11-24 22:51:12,083 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 22:51:12,118 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 22:51:12,121 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 22:51:12,122 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 22:51:12,123 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 22:51:12,124 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90947469-5092-4185-9e8b-2d07e1cde0b4/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-100_file-17.i [2023-11-24 22:51:15,154 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 22:51:15,462 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 22:51:15,462 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90947469-5092-4185-9e8b-2d07e1cde0b4/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-100_file-17.i [2023-11-24 22:51:15,474 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90947469-5092-4185-9e8b-2d07e1cde0b4/bin/ukojak-verify-afCqCEvfdi/data/6a7c34bfe/c7d6558edd0a4b45b9295db19be17201/FLAGbe4b6e921 [2023-11-24 22:51:15,495 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90947469-5092-4185-9e8b-2d07e1cde0b4/bin/ukojak-verify-afCqCEvfdi/data/6a7c34bfe/c7d6558edd0a4b45b9295db19be17201 [2023-11-24 22:51:15,501 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 22:51:15,502 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 22:51:15,506 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 22:51:15,506 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 22:51:15,511 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 22:51:15,512 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:51:15" (1/1) ... [2023-11-24 22:51:15,514 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@720c7d25 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:51:15, skipping insertion in model container [2023-11-24 22:51:15,514 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:51:15" (1/1) ... [2023-11-24 22:51:15,574 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 22:51:15,746 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_90947469-5092-4185-9e8b-2d07e1cde0b4/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-100_file-17.i[916,929] [2023-11-24 22:51:15,854 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:51:15,873 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 22:51:15,885 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_90947469-5092-4185-9e8b-2d07e1cde0b4/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-100_file-17.i[916,929] [2023-11-24 22:51:15,957 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:51:15,978 INFO L206 MainTranslator]: Completed translation [2023-11-24 22:51:15,978 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:51:15 WrapperNode [2023-11-24 22:51:15,978 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 22:51:15,980 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 22:51:15,980 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 22:51:15,980 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 22:51:15,989 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:51:15" (1/1) ... [2023-11-24 22:51:16,006 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:51:15" (1/1) ... [2023-11-24 22:51:16,068 INFO L138 Inliner]: procedures = 26, calls = 72, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 414 [2023-11-24 22:51:16,069 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 22:51:16,069 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 22:51:16,070 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 22:51:16,070 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 22:51:16,079 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:51:15" (1/1) ... [2023-11-24 22:51:16,079 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:51:15" (1/1) ... [2023-11-24 22:51:16,088 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:51:15" (1/1) ... [2023-11-24 22:51:16,089 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:51:15" (1/1) ... [2023-11-24 22:51:16,111 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:51:15" (1/1) ... [2023-11-24 22:51:16,116 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:51:15" (1/1) ... [2023-11-24 22:51:16,123 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:51:15" (1/1) ... [2023-11-24 22:51:16,127 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:51:15" (1/1) ... [2023-11-24 22:51:16,136 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 22:51:16,137 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 22:51:16,138 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 22:51:16,138 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 22:51:16,139 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:51:15" (1/1) ... [2023-11-24 22:51:16,145 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:51:16,166 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90947469-5092-4185-9e8b-2d07e1cde0b4/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 22:51:16,179 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90947469-5092-4185-9e8b-2d07e1cde0b4/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 22:51:16,218 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90947469-5092-4185-9e8b-2d07e1cde0b4/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 22:51:16,229 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 22:51:16,230 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-24 22:51:16,230 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-24 22:51:16,230 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 22:51:16,231 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 22:51:16,231 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 22:51:16,376 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 22:51:16,378 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 22:51:17,123 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 22:51:17,679 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 22:51:17,680 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-24 22:51:17,682 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:51:17 BoogieIcfgContainer [2023-11-24 22:51:17,682 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 22:51:17,683 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 22:51:17,683 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 22:51:17,694 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 22:51:17,694 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:51:17" (1/1) ... [2023-11-24 22:51:17,704 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 22:51:17,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:51:17,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 103 states and 162 transitions. [2023-11-24 22:51:17,800 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 162 transitions. [2023-11-24 22:51:17,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 217 [2023-11-24 22:51:17,831 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:51:17,832 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:51:28,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2023-11-24 22:51:28,414 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 22:51:28,417 INFO L158 Benchmark]: Toolchain (without parser) took 12914.29ms. Allocated memory is still 146.8MB. Free memory was 114.8MB in the beginning and 69.8MB in the end (delta: 45.0MB). Peak memory consumption was 47.8MB. Max. memory is 16.1GB. [2023-11-24 22:51:28,418 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 121.6MB. Free memory is still 95.6MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 22:51:28,418 INFO L158 Benchmark]: CACSL2BoogieTranslator took 473.32ms. Allocated memory is still 146.8MB. Free memory was 114.8MB in the beginning and 96.1MB in the end (delta: 18.7MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2023-11-24 22:51:28,419 INFO L158 Benchmark]: Boogie Procedure Inliner took 89.21ms. Allocated memory is still 146.8MB. Free memory was 96.1MB in the beginning and 90.7MB in the end (delta: 5.4MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-24 22:51:28,420 INFO L158 Benchmark]: Boogie Preprocessor took 67.36ms. Allocated memory is still 146.8MB. Free memory was 90.7MB in the beginning and 88.1MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 22:51:28,421 INFO L158 Benchmark]: RCFGBuilder took 1544.73ms. Allocated memory is still 146.8MB. Free memory was 87.7MB in the beginning and 56.3MB in the end (delta: 31.4MB). Peak memory consumption was 41.5MB. Max. memory is 16.1GB. [2023-11-24 22:51:28,421 INFO L158 Benchmark]: CodeCheck took 10733.10ms. Allocated memory is still 146.8MB. Free memory was 56.3MB in the beginning and 69.8MB in the end (delta: -13.4MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 22:51:28,425 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 0.30ms. Allocated memory is still 121.6MB. Free memory is still 95.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 473.32ms. Allocated memory is still 146.8MB. Free memory was 114.8MB in the beginning and 96.1MB in the end (delta: 18.7MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 89.21ms. Allocated memory is still 146.8MB. Free memory was 96.1MB in the beginning and 90.7MB in the end (delta: 5.4MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 67.36ms. Allocated memory is still 146.8MB. Free memory was 90.7MB in the beginning and 88.1MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1544.73ms. Allocated memory is still 146.8MB. Free memory was 87.7MB in the beginning and 56.3MB in the end (delta: 31.4MB). Peak memory consumption was 41.5MB. Max. memory is 16.1GB. * CodeCheck took 10733.10ms. Allocated memory is still 146.8MB. Free memory was 56.3MB in the beginning and 69.8MB in the end (delta: -13.4MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-24 22:51:28,457 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90947469-5092-4185-9e8b-2d07e1cde0b4/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-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90947469-5092-4185-9e8b-2d07e1cde0b4/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90947469-5092-4185-9e8b-2d07e1cde0b4/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_90947469-5092-4185-9e8b-2d07e1cde0b4/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90947469-5092-4185-9e8b-2d07e1cde0b4/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-100_file-17.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90947469-5092-4185-9e8b-2d07e1cde0b4/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_90947469-5092-4185-9e8b-2d07e1cde0b4/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 91e3f628d56ab11b73f3cdfd2bd3623c61ede15535974ac4a497a0dd8dbff9af --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 22:51:31,162 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 22:51:31,318 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90947469-5092-4185-9e8b-2d07e1cde0b4/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2023-11-24 22:51:31,377 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 22:51:31,378 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 22:51:31,379 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 22:51:31,380 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 22:51:31,381 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 22:51:31,382 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 22:51:31,388 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 22:51:31,388 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 22:51:31,389 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 22:51:31,389 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 22:51:31,391 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 22:51:31,392 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 22:51:31,392 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 22:51:31,393 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-24 22:51:31,393 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-24 22:51:31,394 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-24 22:51:31,395 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 22:51:31,395 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 22:51:31,396 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 22:51:31,396 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 22:51:31,397 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 22:51:31,397 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 22:51:31,398 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-24 22:51:31,398 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-24 22:51:31,399 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 22:51:31,399 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:51:31,400 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 22:51:31,401 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 22:51:31,401 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 22:51:31,402 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-24 22:51:31,402 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-24 22:51:31,402 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 22:51:31,403 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-24 22:51:31,403 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-24 22:51:31,403 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_90947469-5092-4185-9e8b-2d07e1cde0b4/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90947469-5092-4185-9e8b-2d07e1cde0b4/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 91e3f628d56ab11b73f3cdfd2bd3623c61ede15535974ac4a497a0dd8dbff9af [2023-11-24 22:51:31,866 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 22:51:31,897 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 22:51:31,900 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 22:51:31,903 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 22:51:31,903 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 22:51:31,906 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90947469-5092-4185-9e8b-2d07e1cde0b4/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-100_file-17.i [2023-11-24 22:51:35,257 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 22:51:35,587 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 22:51:35,588 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90947469-5092-4185-9e8b-2d07e1cde0b4/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-100_file-17.i [2023-11-24 22:51:35,601 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90947469-5092-4185-9e8b-2d07e1cde0b4/bin/ukojak-verify-afCqCEvfdi/data/df9de2fc6/817993bce23242a696bc111382c1dbf1/FLAG0ba8d7f71 [2023-11-24 22:51:35,618 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90947469-5092-4185-9e8b-2d07e1cde0b4/bin/ukojak-verify-afCqCEvfdi/data/df9de2fc6/817993bce23242a696bc111382c1dbf1 [2023-11-24 22:51:35,621 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 22:51:35,623 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 22:51:35,625 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 22:51:35,626 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 22:51:35,631 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 22:51:35,632 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:51:35" (1/1) ... [2023-11-24 22:51:35,634 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@483406bd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:51:35, skipping insertion in model container [2023-11-24 22:51:35,634 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:51:35" (1/1) ... [2023-11-24 22:51:35,678 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 22:51:35,889 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_90947469-5092-4185-9e8b-2d07e1cde0b4/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-100_file-17.i[916,929] [2023-11-24 22:51:36,091 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:51:36,139 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 22:51:36,158 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_90947469-5092-4185-9e8b-2d07e1cde0b4/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-100_file-17.i[916,929] [2023-11-24 22:51:36,283 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:51:36,315 INFO L206 MainTranslator]: Completed translation [2023-11-24 22:51:36,316 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:51:36 WrapperNode [2023-11-24 22:51:36,316 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 22:51:36,317 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 22:51:36,318 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 22:51:36,318 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 22:51:36,327 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:51:36" (1/1) ... [2023-11-24 22:51:36,353 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:51:36" (1/1) ... [2023-11-24 22:51:36,410 INFO L138 Inliner]: procedures = 27, calls = 72, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 329 [2023-11-24 22:51:36,410 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 22:51:36,411 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 22:51:36,411 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 22:51:36,412 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 22:51:36,435 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:51:36" (1/1) ... [2023-11-24 22:51:36,436 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:51:36" (1/1) ... [2023-11-24 22:51:36,443 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:51:36" (1/1) ... [2023-11-24 22:51:36,448 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:51:36" (1/1) ... [2023-11-24 22:51:36,468 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:51:36" (1/1) ... [2023-11-24 22:51:36,474 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:51:36" (1/1) ... [2023-11-24 22:51:36,479 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:51:36" (1/1) ... [2023-11-24 22:51:36,483 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:51:36" (1/1) ... [2023-11-24 22:51:36,493 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 22:51:36,494 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 22:51:36,494 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 22:51:36,495 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 22:51:36,502 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:51:36" (1/1) ... [2023-11-24 22:51:36,517 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:51:36,553 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90947469-5092-4185-9e8b-2d07e1cde0b4/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 22:51:36,571 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90947469-5092-4185-9e8b-2d07e1cde0b4/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 22:51:36,574 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90947469-5092-4185-9e8b-2d07e1cde0b4/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 22:51:36,608 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 22:51:36,608 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-24 22:51:36,608 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-24 22:51:36,609 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-24 22:51:36,609 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 22:51:36,609 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 22:51:36,742 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 22:51:36,745 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 22:51:40,365 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 22:51:40,709 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 22:51:40,709 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-24 22:51:40,711 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:51:40 BoogieIcfgContainer [2023-11-24 22:51:40,711 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 22:51:40,712 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 22:51:40,713 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 22:51:40,723 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 22:51:40,725 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:51:40" (1/1) ... [2023-11-24 22:51:40,735 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 22:51:40,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:51:40,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 103 states and 162 transitions. [2023-11-24 22:51:40,821 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 162 transitions. [2023-11-24 22:51:40,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 217 [2023-11-24 22:51:40,848 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:51:40,848 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-24 22:51:40,849 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90947469-5092-4185-9e8b-2d07e1cde0b4/bin/ukojak-verify-afCqCEvfdi/cvc4 [2023-11-24 22:51:40,855 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90947469-5092-4185-9e8b-2d07e1cde0b4/bin/ukojak-verify-afCqCEvfdi/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-24 22:51:40,858 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90947469-5092-4185-9e8b-2d07e1cde0b4/bin/ukojak-verify-afCqCEvfdi/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-11-24 22:51:44,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:51:44,589 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-24 22:51:45,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:51:45,745 INFO L262 TraceCheckSpWp]: Trace formula consists of 489 conjuncts, 36 conjunts are in the unsatisfiable core [2023-11-24 22:51:45,778 INFO L285 TraceCheckSpWp]: Computing forward predicates...