./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-50_file-80.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a1a9f27-7cc6-417a-86f1-e31bc4f7b0af/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a1a9f27-7cc6-417a-86f1-e31bc4f7b0af/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a1a9f27-7cc6-417a-86f1-e31bc4f7b0af/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a1a9f27-7cc6-417a-86f1-e31bc4f7b0af/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-50_file-80.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a1a9f27-7cc6-417a-86f1-e31bc4f7b0af/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a1a9f27-7cc6-417a-86f1-e31bc4f7b0af/bin/ukojak-verify-Qdu7aM0XO9 --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 d9590c04308f746163bf69a5fd03379d3309ce45024d96ec48e2cb2969fd0b1d --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 04:50:27,881 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 04:50:27,951 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a1a9f27-7cc6-417a-86f1-e31bc4f7b0af/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-12-03 04:50:27,956 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-03 04:50:27,957 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-03 04:50:27,980 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 04:50:27,981 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 04:50:27,982 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 04:50:27,983 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 04:50:27,984 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 04:50:27,984 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 04:50:27,985 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 04:50:27,985 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 04:50:27,986 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-03 04:50:27,986 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 04:50:27,987 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 04:50:27,987 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 04:50:27,988 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 04:50:27,988 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 04:50:27,989 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 04:50:27,989 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 04:50:27,990 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 04:50:27,991 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 04:50:27,991 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 04:50:27,992 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 04:50:27,992 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 04:50:27,993 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 04:50:27,993 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 04:50:27,994 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 04:50:27,994 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 04:50:27,994 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-03 04:50:27,995 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-03 04:50:27,995 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 04:50:27,996 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_4a1a9f27-7cc6-417a-86f1-e31bc4f7b0af/bin/ukojak-verify-Qdu7aM0XO9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a1a9f27-7cc6-417a-86f1-e31bc4f7b0af/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d9590c04308f746163bf69a5fd03379d3309ce45024d96ec48e2cb2969fd0b1d [2023-12-03 04:50:28,233 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 04:50:28,256 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 04:50:28,259 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 04:50:28,260 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 04:50:28,260 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 04:50:28,262 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a1a9f27-7cc6-417a-86f1-e31bc4f7b0af/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-50_file-80.i [2023-12-03 04:50:31,346 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 04:50:31,565 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 04:50:31,566 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a1a9f27-7cc6-417a-86f1-e31bc4f7b0af/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-50_file-80.i [2023-12-03 04:50:31,582 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a1a9f27-7cc6-417a-86f1-e31bc4f7b0af/bin/ukojak-verify-Qdu7aM0XO9/data/87255462e/db4b657985bf492e834bd9dbc78059a9/FLAGd67e4fffb [2023-12-03 04:50:31,598 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a1a9f27-7cc6-417a-86f1-e31bc4f7b0af/bin/ukojak-verify-Qdu7aM0XO9/data/87255462e/db4b657985bf492e834bd9dbc78059a9 [2023-12-03 04:50:31,601 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 04:50:31,603 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 04:50:31,604 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 04:50:31,605 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 04:50:31,611 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 04:50:31,612 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 04:50:31" (1/1) ... [2023-12-03 04:50:31,613 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3297c6a4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:50:31, skipping insertion in model container [2023-12-03 04:50:31,614 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 04:50:31" (1/1) ... [2023-12-03 04:50:31,661 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 04:50:31,841 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_4a1a9f27-7cc6-417a-86f1-e31bc4f7b0af/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-50_file-80.i[915,928] [2023-12-03 04:50:31,932 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 04:50:31,949 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 04:50:31,964 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_4a1a9f27-7cc6-417a-86f1-e31bc4f7b0af/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-50_file-80.i[915,928] [2023-12-03 04:50:32,010 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 04:50:32,034 INFO L206 MainTranslator]: Completed translation [2023-12-03 04:50:32,035 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:50:32 WrapperNode [2023-12-03 04:50:32,035 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 04:50:32,036 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 04:50:32,037 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 04:50:32,037 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 04:50:32,045 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:50:32" (1/1) ... [2023-12-03 04:50:32,062 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:50:32" (1/1) ... [2023-12-03 04:50:32,112 INFO L138 Inliner]: procedures = 26, calls = 62, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 290 [2023-12-03 04:50:32,113 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 04:50:32,114 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 04:50:32,114 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 04:50:32,114 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 04:50:32,125 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:50:32" (1/1) ... [2023-12-03 04:50:32,125 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:50:32" (1/1) ... [2023-12-03 04:50:32,130 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:50:32" (1/1) ... [2023-12-03 04:50:32,130 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:50:32" (1/1) ... [2023-12-03 04:50:32,150 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:50:32" (1/1) ... [2023-12-03 04:50:32,155 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:50:32" (1/1) ... [2023-12-03 04:50:32,159 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:50:32" (1/1) ... [2023-12-03 04:50:32,162 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:50:32" (1/1) ... [2023-12-03 04:50:32,167 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 04:50:32,169 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 04:50:32,169 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 04:50:32,169 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 04:50:32,170 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:50:32" (1/1) ... [2023-12-03 04:50:32,176 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 04:50:32,188 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a1a9f27-7cc6-417a-86f1-e31bc4f7b0af/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 04:50:32,202 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a1a9f27-7cc6-417a-86f1-e31bc4f7b0af/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 04:50:32,209 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a1a9f27-7cc6-417a-86f1-e31bc4f7b0af/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 04:50:32,246 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 04:50:32,246 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-03 04:50:32,246 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-03 04:50:32,247 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-03 04:50:32,247 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 04:50:32,247 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 04:50:32,367 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 04:50:32,370 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 04:50:32,876 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 04:50:33,226 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 04:50:33,226 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-03 04:50:33,228 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 04:50:33 BoogieIcfgContainer [2023-12-03 04:50:33,229 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 04:50:33,230 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 04:50:33,230 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 04:50:33,241 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 04:50:33,241 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 04:50:33" (1/1) ... [2023-12-03 04:50:33,252 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-03 04:50:33,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:50:33,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 88 states and 137 transitions. [2023-12-03 04:50:33,318 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 137 transitions. [2023-12-03 04:50:33,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2023-12-03 04:50:33,333 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:50:33,334 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:50:33,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 04:50:33,944 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-03 04:50:34,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 04:50:34,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 04:50:34,820 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-03 04:50:44,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2023-12-03 04:50:44,945 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) [2023-12-03 04:50:44,950 INFO L158 Benchmark]: Toolchain (without parser) took 13345.68ms. Allocated memory was 153.1MB in the beginning and 203.4MB in the end (delta: 50.3MB). Free memory was 107.7MB in the beginning and 152.2MB in the end (delta: -44.5MB). Peak memory consumption was 9.2MB. Max. memory is 16.1GB. [2023-12-03 04:50:44,950 INFO L158 Benchmark]: CDTParser took 0.23ms. Allocated memory is still 100.7MB. Free memory was 51.9MB in the beginning and 51.8MB in the end (delta: 159.4kB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 04:50:44,951 INFO L158 Benchmark]: CACSL2BoogieTranslator took 431.17ms. Allocated memory is still 153.1MB. Free memory was 107.2MB in the beginning and 90.8MB in the end (delta: 16.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-12-03 04:50:44,952 INFO L158 Benchmark]: Boogie Procedure Inliner took 76.58ms. Allocated memory is still 153.1MB. Free memory was 90.8MB in the beginning and 85.2MB in the end (delta: 5.6MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-12-03 04:50:44,952 INFO L158 Benchmark]: Boogie Preprocessor took 54.06ms. Allocated memory is still 153.1MB. Free memory was 85.2MB in the beginning and 82.5MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 04:50:44,953 INFO L158 Benchmark]: RCFGBuilder took 1060.12ms. Allocated memory was 153.1MB in the beginning and 203.4MB in the end (delta: 50.3MB). Free memory was 82.5MB in the beginning and 130.7MB in the end (delta: -48.2MB). Peak memory consumption was 40.4MB. Max. memory is 16.1GB. [2023-12-03 04:50:44,954 INFO L158 Benchmark]: CodeCheck took 11718.44ms. Allocated memory is still 203.4MB. Free memory was 130.7MB in the beginning and 152.2MB in the end (delta: -21.5MB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 04:50:44,958 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 0.23ms. Allocated memory is still 100.7MB. Free memory was 51.9MB in the beginning and 51.8MB in the end (delta: 159.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 431.17ms. Allocated memory is still 153.1MB. Free memory was 107.2MB in the beginning and 90.8MB in the end (delta: 16.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 76.58ms. Allocated memory is still 153.1MB. Free memory was 90.8MB in the beginning and 85.2MB in the end (delta: 5.6MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 54.06ms. Allocated memory is still 153.1MB. Free memory was 85.2MB in the beginning and 82.5MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1060.12ms. Allocated memory was 153.1MB in the beginning and 203.4MB in the end (delta: 50.3MB). Free memory was 82.5MB in the beginning and 130.7MB in the end (delta: -48.2MB). Peak memory consumption was 40.4MB. Max. memory is 16.1GB. * CodeCheck took 11718.44ms. Allocated memory is still 203.4MB. Free memory was 130.7MB in the beginning and 152.2MB in the end (delta: -21.5MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-12-03 04:50:44,980 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a1a9f27-7cc6-417a-86f1-e31bc4f7b0af/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a1a9f27-7cc6-417a-86f1-e31bc4f7b0af/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a1a9f27-7cc6-417a-86f1-e31bc4f7b0af/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a1a9f27-7cc6-417a-86f1-e31bc4f7b0af/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a1a9f27-7cc6-417a-86f1-e31bc4f7b0af/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-50_file-80.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a1a9f27-7cc6-417a-86f1-e31bc4f7b0af/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a1a9f27-7cc6-417a-86f1-e31bc4f7b0af/bin/ukojak-verify-Qdu7aM0XO9 --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 d9590c04308f746163bf69a5fd03379d3309ce45024d96ec48e2cb2969fd0b1d --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 04:50:47,132 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 04:50:47,220 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a1a9f27-7cc6-417a-86f1-e31bc4f7b0af/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2023-12-03 04:50:47,254 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 04:50:47,255 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 04:50:47,255 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 04:50:47,256 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 04:50:47,257 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 04:50:47,257 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 04:50:47,258 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 04:50:47,258 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 04:50:47,259 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 04:50:47,260 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 04:50:47,260 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 04:50:47,261 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 04:50:47,261 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 04:50:47,262 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-03 04:50:47,263 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-03 04:50:47,263 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-03 04:50:47,264 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 04:50:47,264 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 04:50:47,269 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 04:50:47,269 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 04:50:47,270 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 04:50:47,270 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 04:50:47,271 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 04:50:47,271 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-12-03 04:50:47,271 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 04:50:47,272 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 04:50:47,272 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 04:50:47,273 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 04:50:47,273 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 04:50:47,273 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-03 04:50:47,274 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 04:50:47,274 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 04:50:47,274 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-12-03 04:50:47,275 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-03 04:50:47,275 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_4a1a9f27-7cc6-417a-86f1-e31bc4f7b0af/bin/ukojak-verify-Qdu7aM0XO9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a1a9f27-7cc6-417a-86f1-e31bc4f7b0af/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d9590c04308f746163bf69a5fd03379d3309ce45024d96ec48e2cb2969fd0b1d [2023-12-03 04:50:47,566 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 04:50:47,588 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 04:50:47,591 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 04:50:47,592 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 04:50:47,593 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 04:50:47,595 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a1a9f27-7cc6-417a-86f1-e31bc4f7b0af/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-50_file-80.i [2023-12-03 04:50:50,631 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 04:50:50,888 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 04:50:50,889 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a1a9f27-7cc6-417a-86f1-e31bc4f7b0af/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-50_file-80.i [2023-12-03 04:50:50,903 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a1a9f27-7cc6-417a-86f1-e31bc4f7b0af/bin/ukojak-verify-Qdu7aM0XO9/data/ce812d452/5bb8acc875b547669ef75c07c0e9e786/FLAG14137a7d2 [2023-12-03 04:50:50,920 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a1a9f27-7cc6-417a-86f1-e31bc4f7b0af/bin/ukojak-verify-Qdu7aM0XO9/data/ce812d452/5bb8acc875b547669ef75c07c0e9e786 [2023-12-03 04:50:50,923 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 04:50:50,925 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 04:50:50,927 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 04:50:50,927 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 04:50:50,933 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 04:50:50,933 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 04:50:50" (1/1) ... [2023-12-03 04:50:50,935 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6981aed3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:50:50, skipping insertion in model container [2023-12-03 04:50:50,935 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 04:50:50" (1/1) ... [2023-12-03 04:50:50,981 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 04:50:51,148 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_4a1a9f27-7cc6-417a-86f1-e31bc4f7b0af/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-50_file-80.i[915,928] [2023-12-03 04:50:51,241 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 04:50:51,260 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 04:50:51,273 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_4a1a9f27-7cc6-417a-86f1-e31bc4f7b0af/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-50_file-80.i[915,928] [2023-12-03 04:50:51,327 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 04:50:51,350 INFO L206 MainTranslator]: Completed translation [2023-12-03 04:50:51,351 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:50:51 WrapperNode [2023-12-03 04:50:51,351 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 04:50:51,352 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 04:50:51,352 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 04:50:51,353 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 04:50:51,359 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:50:51" (1/1) ... [2023-12-03 04:50:51,379 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:50:51" (1/1) ... [2023-12-03 04:50:51,418 INFO L138 Inliner]: procedures = 27, calls = 62, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 259 [2023-12-03 04:50:51,419 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 04:50:51,420 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 04:50:51,420 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 04:50:51,420 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 04:50:51,430 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:50:51" (1/1) ... [2023-12-03 04:50:51,430 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:50:51" (1/1) ... [2023-12-03 04:50:51,438 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:50:51" (1/1) ... [2023-12-03 04:50:51,439 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:50:51" (1/1) ... [2023-12-03 04:50:51,476 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:50:51" (1/1) ... [2023-12-03 04:50:51,481 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:50:51" (1/1) ... [2023-12-03 04:50:51,485 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:50:51" (1/1) ... [2023-12-03 04:50:51,488 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:50:51" (1/1) ... [2023-12-03 04:50:51,494 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 04:50:51,495 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 04:50:51,496 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 04:50:51,496 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 04:50:51,497 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:50:51" (1/1) ... [2023-12-03 04:50:51,504 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 04:50:51,521 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a1a9f27-7cc6-417a-86f1-e31bc4f7b0af/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 04:50:51,538 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a1a9f27-7cc6-417a-86f1-e31bc4f7b0af/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 04:50:51,541 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a1a9f27-7cc6-417a-86f1-e31bc4f7b0af/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 04:50:51,579 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 04:50:51,579 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-03 04:50:51,579 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-03 04:50:51,579 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-03 04:50:51,579 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 04:50:51,580 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 04:50:51,693 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 04:50:51,696 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 04:51:38,079 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 04:51:38,268 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 04:51:38,268 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-03 04:51:38,269 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 04:51:38 BoogieIcfgContainer [2023-12-03 04:51:38,270 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 04:51:38,271 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 04:51:38,271 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 04:51:38,278 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 04:51:38,279 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 04:51:38" (1/1) ... [2023-12-03 04:51:38,287 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-03 04:51:38,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:51:38,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 88 states and 137 transitions. [2023-12-03 04:51:38,349 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 137 transitions. [2023-12-03 04:51:38,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2023-12-03 04:51:38,361 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:51:38,362 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 04:51:38,362 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a1a9f27-7cc6-417a-86f1-e31bc4f7b0af/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 04:51:38,388 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a1a9f27-7cc6-417a-86f1-e31bc4f7b0af/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 04:51:38,390 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a1a9f27-7cc6-417a-86f1-e31bc4f7b0af/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-12-03 04:51:42,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:51:42,862 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 04:51:45,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:51:45,758 INFO L262 TraceCheckSpWp]: Trace formula consists of 403 conjuncts, 17 conjunts are in the unsatisfiable core [2023-12-03 04:51:45,792 INFO L285 TraceCheckSpWp]: Computing forward predicates...