./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-sets/test_mutex_unbounded-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version dbf71c69 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4158de5-93b1-4d67-8e95-83a30af50a42/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4158de5-93b1-4d67-8e95-83a30af50a42/bin/ukojak-92XMlrwhuB/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4158de5-93b1-4d67-8e95-83a30af50a42/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4158de5-93b1-4d67-8e95-83a30af50a42/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-sets/test_mutex_unbounded-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4158de5-93b1-4d67-8e95-83a30af50a42/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4158de5-93b1-4d67-8e95-83a30af50a42/bin/ukojak-92XMlrwhuB --witnessprinter.witness.filename witness.graphml --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 10aecdd717bb6691571ad1da0b912f030832fb85361f767ea82293acfe046216 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-dbf71c6-m [2022-10-17 17:01:17,206 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 17:01:17,208 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 17:01:17,242 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 17:01:17,242 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 17:01:17,244 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 17:01:17,246 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 17:01:17,248 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 17:01:17,251 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 17:01:17,252 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 17:01:17,254 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 17:01:17,255 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 17:01:17,256 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 17:01:17,258 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 17:01:17,259 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 17:01:17,261 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 17:01:17,262 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 17:01:17,264 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 17:01:17,266 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 17:01:17,269 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 17:01:17,271 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 17:01:17,273 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 17:01:17,275 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 17:01:17,276 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 17:01:17,281 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 17:01:17,282 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 17:01:17,283 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 17:01:17,284 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 17:01:17,285 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 17:01:17,286 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 17:01:17,287 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 17:01:17,288 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 17:01:17,289 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 17:01:17,290 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 17:01:17,291 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 17:01:17,292 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 17:01:17,293 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 17:01:17,294 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 17:01:17,294 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 17:01:17,296 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 17:01:17,297 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 17:01:17,298 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4158de5-93b1-4d67-8e95-83a30af50a42/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 17:01:17,322 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 17:01:17,325 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 17:01:17,327 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 17:01:17,328 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 17:01:17,329 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 17:01:17,330 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 17:01:17,330 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 17:01:17,330 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 17:01:17,330 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 17:01:17,331 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 17:01:17,332 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 17:01:17,332 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 17:01:17,332 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 17:01:17,332 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 17:01:17,333 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 17:01:17,333 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 17:01:17,333 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 17:01:17,333 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 17:01:17,334 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 17:01:17,334 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 17:01:17,334 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 17:01:17,334 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 17:01:17,335 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 17:01:17,335 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 17:01:17,335 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 17:01:17,336 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 17:01:17,336 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 17:01:17,336 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 17:01:17,336 INFO L138 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_b4158de5-93b1-4d67-8e95-83a30af50a42/bin/ukojak-92XMlrwhuB/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4158de5-93b1-4d67-8e95-83a30af50a42/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 10aecdd717bb6691571ad1da0b912f030832fb85361f767ea82293acfe046216 [2022-10-17 17:01:17,627 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 17:01:17,660 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 17:01:17,662 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 17:01:17,663 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 17:01:17,664 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 17:01:17,666 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4158de5-93b1-4d67-8e95-83a30af50a42/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/ldv-sets/test_mutex_unbounded-1.i [2022-10-17 17:01:17,751 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4158de5-93b1-4d67-8e95-83a30af50a42/bin/ukojak-92XMlrwhuB/data/dbbcf5179/8ad5b9630db645ffa112e67817d7cf4f/FLAG3767ae76a [2022-10-17 17:01:18,249 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 17:01:18,250 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4158de5-93b1-4d67-8e95-83a30af50a42/sv-benchmarks/c/ldv-sets/test_mutex_unbounded-1.i [2022-10-17 17:01:18,274 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4158de5-93b1-4d67-8e95-83a30af50a42/bin/ukojak-92XMlrwhuB/data/dbbcf5179/8ad5b9630db645ffa112e67817d7cf4f/FLAG3767ae76a [2022-10-17 17:01:18,551 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4158de5-93b1-4d67-8e95-83a30af50a42/bin/ukojak-92XMlrwhuB/data/dbbcf5179/8ad5b9630db645ffa112e67817d7cf4f [2022-10-17 17:01:18,554 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 17:01:18,555 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 17:01:18,559 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 17:01:18,559 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 17:01:18,562 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 17:01:18,563 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 05:01:18" (1/1) ... [2022-10-17 17:01:18,564 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7792a345 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:01:18, skipping insertion in model container [2022-10-17 17:01:18,564 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 05:01:18" (1/1) ... [2022-10-17 17:01:18,572 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 17:01:18,618 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 17:01:19,117 WARN L230 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_b4158de5-93b1-4d67-8e95-83a30af50a42/sv-benchmarks/c/ldv-sets/test_mutex_unbounded-1.i[26271,26284] [2022-10-17 17:01:19,127 WARN L230 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_b4158de5-93b1-4d67-8e95-83a30af50a42/sv-benchmarks/c/ldv-sets/test_mutex_unbounded-1.i[26396,26409] [2022-10-17 17:01:19,129 WARN L230 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_b4158de5-93b1-4d67-8e95-83a30af50a42/sv-benchmarks/c/ldv-sets/test_mutex_unbounded-1.i[26511,26524] [2022-10-17 17:01:19,160 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 17:01:19,172 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 17:01:19,259 WARN L230 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_b4158de5-93b1-4d67-8e95-83a30af50a42/sv-benchmarks/c/ldv-sets/test_mutex_unbounded-1.i[26271,26284] [2022-10-17 17:01:19,260 WARN L230 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_b4158de5-93b1-4d67-8e95-83a30af50a42/sv-benchmarks/c/ldv-sets/test_mutex_unbounded-1.i[26396,26409] [2022-10-17 17:01:19,262 WARN L230 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_b4158de5-93b1-4d67-8e95-83a30af50a42/sv-benchmarks/c/ldv-sets/test_mutex_unbounded-1.i[26511,26524] [2022-10-17 17:01:19,270 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 17:01:19,314 INFO L208 MainTranslator]: Completed translation [2022-10-17 17:01:19,315 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:01:19 WrapperNode [2022-10-17 17:01:19,315 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 17:01:19,316 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 17:01:19,316 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 17:01:19,316 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 17:01:19,326 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:01:19" (1/1) ... [2022-10-17 17:01:19,347 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:01:19" (1/1) ... [2022-10-17 17:01:19,380 INFO L138 Inliner]: procedures = 142, calls = 62, calls flagged for inlining = 15, calls inlined = 14, statements flattened = 161 [2022-10-17 17:01:19,381 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 17:01:19,381 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 17:01:19,382 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 17:01:19,382 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 17:01:19,392 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:01:19" (1/1) ... [2022-10-17 17:01:19,392 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:01:19" (1/1) ... [2022-10-17 17:01:19,397 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:01:19" (1/1) ... [2022-10-17 17:01:19,397 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:01:19" (1/1) ... [2022-10-17 17:01:19,433 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:01:19" (1/1) ... [2022-10-17 17:01:19,448 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:01:19" (1/1) ... [2022-10-17 17:01:19,450 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:01:19" (1/1) ... [2022-10-17 17:01:19,452 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:01:19" (1/1) ... [2022-10-17 17:01:19,456 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 17:01:19,457 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 17:01:19,457 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 17:01:19,457 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 17:01:19,458 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:01:19" (1/1) ... [2022-10-17 17:01:19,469 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 17:01:19,480 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4158de5-93b1-4d67-8e95-83a30af50a42/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 17:01:19,502 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4158de5-93b1-4d67-8e95-83a30af50a42/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 17:01:19,512 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4158de5-93b1-4d67-8e95-83a30af50a42/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 17:01:19,539 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_list_add [2022-10-17 17:01:19,540 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_list_add [2022-10-17 17:01:19,540 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_list_add [2022-10-17 17:01:19,540 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_list_add [2022-10-17 17:01:19,540 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-10-17 17:01:19,540 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 17:01:19,541 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-10-17 17:01:19,541 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_in_set [2022-10-17 17:01:19,541 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_in_set [2022-10-17 17:01:19,541 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-10-17 17:01:19,541 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-17 17:01:19,542 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-10-17 17:01:19,542 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 17:01:19,542 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_successful_malloc [2022-10-17 17:01:19,542 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_successful_malloc [2022-10-17 17:01:19,542 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 17:01:19,542 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 17:01:19,683 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 17:01:19,685 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 17:01:20,120 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 17:01:20,274 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 17:01:20,281 INFO L300 CfgBuilder]: Removed 5 assume(true) statements. [2022-10-17 17:01:20,284 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 05:01:20 BoogieIcfgContainer [2022-10-17 17:01:20,284 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 17:01:20,287 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 17:01:20,287 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 17:01:20,299 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 17:01:20,299 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 05:01:20" (1/1) ... [2022-10-17 17:01:20,320 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 17:01:20,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:01:20,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 46 states and 59 transitions. [2022-10-17 17:01:20,403 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 59 transitions. [2022-10-17 17:01:20,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-10-17 17:01:20,407 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:01:20,408 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:01:20,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:01:20,989 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:01:21,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:01:21,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 50 states and 68 transitions. [2022-10-17 17:01:21,061 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 68 transitions. [2022-10-17 17:01:21,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-10-17 17:01:21,062 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:01:21,062 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:01:21,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:01:21,151 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:01:21,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:01:21,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 54 states and 72 transitions. [2022-10-17 17:01:21,219 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 72 transitions. [2022-10-17 17:01:21,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-10-17 17:01:21,222 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:01:21,222 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:01:21,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:01:21,393 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:01:21,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:01:21,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 56 states and 76 transitions. [2022-10-17 17:01:21,694 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 76 transitions. [2022-10-17 17:01:21,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-10-17 17:01:21,696 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:01:21,697 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:01:21,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:01:21,799 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:01:22,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:01:22,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 58 states and 78 transitions. [2022-10-17 17:01:22,007 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 78 transitions. [2022-10-17 17:01:22,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-10-17 17:01:22,009 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:01:22,010 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:01:22,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:01:22,804 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:01:23,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:01:23,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 65 states and 96 transitions. [2022-10-17 17:01:23,805 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 96 transitions. [2022-10-17 17:01:23,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-10-17 17:01:23,806 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:01:23,807 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:01:23,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:01:27,525 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:01:37,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:01:37,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 77 states and 129 transitions. [2022-10-17 17:01:37,777 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 129 transitions. [2022-10-17 17:01:37,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-10-17 17:01:37,780 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:01:37,781 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:01:37,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:01:40,086 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:01:43,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:01:43,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 81 states and 140 transitions. [2022-10-17 17:01:43,005 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 140 transitions. [2022-10-17 17:01:43,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-10-17 17:01:43,007 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:01:43,008 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:01:43,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:01:43,469 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-10-17 17:01:44,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:01:44,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 83 states and 144 transitions. [2022-10-17 17:01:44,719 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 144 transitions. [2022-10-17 17:01:44,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-10-17 17:01:44,720 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:01:44,721 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:01:44,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:01:46,262 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-10-17 17:01:47,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:01:47,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 79 states and 133 transitions. [2022-10-17 17:01:47,144 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 133 transitions. [2022-10-17 17:01:47,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2022-10-17 17:01:47,146 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:01:47,146 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:01:47,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat