./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/locks/test_locks_15-2.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 6a47aea7 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1241fac6-ba2d-406b-9c0f-1af74d230c99/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1241fac6-ba2d-406b-9c0f-1af74d230c99/bin/ukojak-CwSLpZB5Qu/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1241fac6-ba2d-406b-9c0f-1af74d230c99/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1241fac6-ba2d-406b-9c0f-1af74d230c99/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/locks/test_locks_15-2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1241fac6-ba2d-406b-9c0f-1af74d230c99/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1241fac6-ba2d-406b-9c0f-1af74d230c99/bin/ukojak-CwSLpZB5Qu --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 ad13fcacd201ae20f6800b42387b8ec1153fb1bf63cee7a12ec23f4a302be7c7 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:52:19,871 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:52:19,874 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:52:19,921 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:52:19,922 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:52:19,923 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:52:19,925 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:52:19,927 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:52:19,930 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:52:19,931 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:52:19,932 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:52:19,933 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:52:19,934 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:52:19,935 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:52:19,937 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:52:19,938 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:52:19,940 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:52:19,941 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:52:19,943 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:52:19,946 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:52:19,948 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:52:19,950 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:52:19,951 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:52:19,952 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:52:19,956 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:52:19,957 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:52:19,957 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:52:19,959 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:52:19,959 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:52:19,960 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:52:19,961 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:52:19,962 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:52:19,963 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:52:19,964 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:52:19,965 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:52:19,966 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:52:19,966 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:52:19,967 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:52:19,967 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:52:19,969 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:52:19,969 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:52:19,971 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1241fac6-ba2d-406b-9c0f-1af74d230c99/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:52:19,997 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:52:19,998 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:52:19,999 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:52:19,999 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:52:20,000 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:52:20,000 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:52:20,001 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:52:20,001 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:52:20,002 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:52:20,002 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:52:20,002 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:52:20,003 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:52:20,003 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:52:20,004 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:52:20,004 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:52:20,004 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:52:20,005 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:52:20,005 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:52:20,006 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:52:20,006 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:52:20,006 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:52:20,007 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:52:20,007 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:52:20,007 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:52:20,008 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:52:20,008 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:52:20,008 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:52:20,008 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:52:20,009 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_1241fac6-ba2d-406b-9c0f-1af74d230c99/bin/ukojak-CwSLpZB5Qu/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1241fac6-ba2d-406b-9c0f-1af74d230c99/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ad13fcacd201ae20f6800b42387b8ec1153fb1bf63cee7a12ec23f4a302be7c7 [2021-11-23 15:52:20,247 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:52:20,273 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:52:20,275 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:52:20,277 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:52:20,278 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:52:20,280 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1241fac6-ba2d-406b-9c0f-1af74d230c99/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/locks/test_locks_15-2.c [2021-11-23 15:52:20,367 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1241fac6-ba2d-406b-9c0f-1af74d230c99/bin/ukojak-CwSLpZB5Qu/data/a5a587432/9f887d76d0e4456aa87521bcb70ab2f6/FLAG1281a6d45 [2021-11-23 15:52:20,769 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:52:20,769 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1241fac6-ba2d-406b-9c0f-1af74d230c99/sv-benchmarks/c/locks/test_locks_15-2.c [2021-11-23 15:52:20,777 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1241fac6-ba2d-406b-9c0f-1af74d230c99/bin/ukojak-CwSLpZB5Qu/data/a5a587432/9f887d76d0e4456aa87521bcb70ab2f6/FLAG1281a6d45 [2021-11-23 15:52:21,194 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1241fac6-ba2d-406b-9c0f-1af74d230c99/bin/ukojak-CwSLpZB5Qu/data/a5a587432/9f887d76d0e4456aa87521bcb70ab2f6 [2021-11-23 15:52:21,196 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:52:21,197 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:52:21,212 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:52:21,212 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:52:21,215 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:52:21,216 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:52:21" (1/1) ... [2021-11-23 15:52:21,217 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1eeb6d14 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:21, skipping insertion in model container [2021-11-23 15:52:21,217 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:52:21" (1/1) ... [2021-11-23 15:52:21,224 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:52:21,245 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:52:21,434 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_1241fac6-ba2d-406b-9c0f-1af74d230c99/sv-benchmarks/c/locks/test_locks_15-2.c[5628,5641] [2021-11-23 15:52:21,439 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:52:21,447 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:52:21,477 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_1241fac6-ba2d-406b-9c0f-1af74d230c99/sv-benchmarks/c/locks/test_locks_15-2.c[5628,5641] [2021-11-23 15:52:21,478 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:52:21,491 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:52:21,492 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:21 WrapperNode [2021-11-23 15:52:21,492 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:52:21,493 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:52:21,493 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:52:21,494 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:52:21,501 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:21" (1/1) ... [2021-11-23 15:52:21,508 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:21" (1/1) ... [2021-11-23 15:52:21,533 INFO L137 Inliner]: procedures = 12, calls = 7, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 193 [2021-11-23 15:52:21,533 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:52:21,534 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:52:21,534 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:52:21,535 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:52:21,543 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:21" (1/1) ... [2021-11-23 15:52:21,543 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:21" (1/1) ... [2021-11-23 15:52:21,546 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:21" (1/1) ... [2021-11-23 15:52:21,546 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:21" (1/1) ... [2021-11-23 15:52:21,551 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:21" (1/1) ... [2021-11-23 15:52:21,556 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:21" (1/1) ... [2021-11-23 15:52:21,558 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:21" (1/1) ... [2021-11-23 15:52:21,562 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:52:21,563 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:52:21,563 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:52:21,563 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:52:21,564 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:21" (1/1) ... [2021-11-23 15:52:21,572 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:52:21,584 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1241fac6-ba2d-406b-9c0f-1af74d230c99/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:52:21,595 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1241fac6-ba2d-406b-9c0f-1af74d230c99/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:52:21,618 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1241fac6-ba2d-406b-9c0f-1af74d230c99/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:52:21,648 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:52:21,648 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:52:21,648 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:52:21,648 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:52:21,731 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:52:21,732 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:52:21,946 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:52:21,969 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Set is immutable at de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.addBranchEncoders(TransFormulaBuilder.java:170) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.parallelComposition(TransFormulaUtils.java:337) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.ParallelComposition.(ParallelComposition.java:108) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CodeBlockFactory.constructParallelComposition(CodeBlockFactory.java:109) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.composeParallel(CfgBuilder.java:1792) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.(CfgBuilder.java:1653) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:280) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) 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) [2021-11-23 15:52:21,973 INFO L158 Benchmark]: Toolchain (without parser) took 774.99ms. Allocated memory was 102.8MB in the beginning and 144.7MB in the end (delta: 41.9MB). Free memory was 70.1MB in the beginning and 99.4MB in the end (delta: -29.3MB). Peak memory consumption was 9.9MB. Max. memory is 16.1GB. [2021-11-23 15:52:21,974 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 102.8MB. Free memory is still 55.7MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:52:21,975 INFO L158 Benchmark]: CACSL2BoogieTranslator took 280.51ms. Allocated memory was 102.8MB in the beginning and 144.7MB in the end (delta: 41.9MB). Free memory was 69.9MB in the beginning and 118.3MB in the end (delta: -48.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-23 15:52:21,976 INFO L158 Benchmark]: Boogie Procedure Inliner took 40.49ms. Allocated memory is still 144.7MB. Free memory was 118.3MB in the beginning and 116.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:52:21,976 INFO L158 Benchmark]: Boogie Preprocessor took 27.67ms. Allocated memory is still 144.7MB. Free memory was 116.2MB in the beginning and 115.0MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:52:21,977 INFO L158 Benchmark]: RCFGBuilder took 408.45ms. Allocated memory is still 144.7MB. Free memory was 115.0MB in the beginning and 99.4MB in the end (delta: 15.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2021-11-23 15:52:21,981 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 102.8MB. Free memory is still 55.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 280.51ms. Allocated memory was 102.8MB in the beginning and 144.7MB in the end (delta: 41.9MB). Free memory was 69.9MB in the beginning and 118.3MB in the end (delta: -48.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 40.49ms. Allocated memory is still 144.7MB. Free memory was 118.3MB in the beginning and 116.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 27.67ms. Allocated memory is still 144.7MB. Free memory was 116.2MB in the beginning and 115.0MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 408.45ms. Allocated memory is still 144.7MB. Free memory was 115.0MB in the beginning and 99.4MB in the end (delta: 15.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:52:22,042 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1241fac6-ba2d-406b-9c0f-1af74d230c99/bin/ukojak-CwSLpZB5Qu/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/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1241fac6-ba2d-406b-9c0f-1af74d230c99/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1241fac6-ba2d-406b-9c0f-1af74d230c99/bin/ukojak-CwSLpZB5Qu/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1241fac6-ba2d-406b-9c0f-1af74d230c99/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1241fac6-ba2d-406b-9c0f-1af74d230c99/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/locks/test_locks_15-2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1241fac6-ba2d-406b-9c0f-1af74d230c99/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1241fac6-ba2d-406b-9c0f-1af74d230c99/bin/ukojak-CwSLpZB5Qu --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 ad13fcacd201ae20f6800b42387b8ec1153fb1bf63cee7a12ec23f4a302be7c7 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:52:24,413 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:52:24,415 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:52:24,449 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:52:24,449 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:52:24,451 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:52:24,453 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:52:24,455 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:52:24,458 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:52:24,459 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:52:24,460 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:52:24,462 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:52:24,462 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:52:24,463 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:52:24,465 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:52:24,467 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:52:24,468 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:52:24,469 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:52:24,472 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:52:24,474 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:52:24,476 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:52:24,478 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:52:24,479 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:52:24,480 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:52:24,485 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:52:24,485 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:52:24,486 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:52:24,487 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:52:24,488 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:52:24,489 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:52:24,489 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:52:24,490 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:52:24,491 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:52:24,492 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:52:24,494 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:52:24,494 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:52:24,495 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:52:24,509 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:52:24,509 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:52:24,510 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:52:24,511 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:52:24,516 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1241fac6-ba2d-406b-9c0f-1af74d230c99/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:52:24,560 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:52:24,561 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:52:24,562 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:52:24,562 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:52:24,564 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:52:24,564 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:52:24,564 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:52:24,564 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:52:24,565 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:52:24,565 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:52:24,566 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:52:24,566 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:52:24,566 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:52:24,566 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:52:24,567 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:52:24,567 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:52:24,567 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:52:24,567 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:52:24,567 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:52:24,568 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:52:24,568 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:52:24,568 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:52:24,568 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:52:24,569 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:52:24,569 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:52:24,569 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:52:24,569 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:52:24,569 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:52:24,570 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:52:24,570 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:52:24,570 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:52:24,570 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:52:24,571 INFO L138 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_1241fac6-ba2d-406b-9c0f-1af74d230c99/bin/ukojak-CwSLpZB5Qu/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1241fac6-ba2d-406b-9c0f-1af74d230c99/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ad13fcacd201ae20f6800b42387b8ec1153fb1bf63cee7a12ec23f4a302be7c7 [2021-11-23 15:52:24,972 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:52:24,998 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:52:25,001 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:52:25,003 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:52:25,004 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:52:25,007 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1241fac6-ba2d-406b-9c0f-1af74d230c99/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/locks/test_locks_15-2.c [2021-11-23 15:52:25,076 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1241fac6-ba2d-406b-9c0f-1af74d230c99/bin/ukojak-CwSLpZB5Qu/data/cb9599cf1/8f6f40adbb4f4f3988bae9434ae45603/FLAG4d4a7c19e [2021-11-23 15:52:25,650 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:52:25,650 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1241fac6-ba2d-406b-9c0f-1af74d230c99/sv-benchmarks/c/locks/test_locks_15-2.c [2021-11-23 15:52:25,666 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1241fac6-ba2d-406b-9c0f-1af74d230c99/bin/ukojak-CwSLpZB5Qu/data/cb9599cf1/8f6f40adbb4f4f3988bae9434ae45603/FLAG4d4a7c19e [2021-11-23 15:52:26,018 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1241fac6-ba2d-406b-9c0f-1af74d230c99/bin/ukojak-CwSLpZB5Qu/data/cb9599cf1/8f6f40adbb4f4f3988bae9434ae45603 [2021-11-23 15:52:26,023 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:52:26,024 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:52:26,026 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:52:26,026 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:52:26,029 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:52:26,030 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:52:26" (1/1) ... [2021-11-23 15:52:26,031 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@51bc01a0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:26, skipping insertion in model container [2021-11-23 15:52:26,031 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:52:26" (1/1) ... [2021-11-23 15:52:26,039 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:52:26,058 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:52:26,218 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_1241fac6-ba2d-406b-9c0f-1af74d230c99/sv-benchmarks/c/locks/test_locks_15-2.c[5628,5641] [2021-11-23 15:52:26,222 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:52:26,246 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:52:26,299 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_1241fac6-ba2d-406b-9c0f-1af74d230c99/sv-benchmarks/c/locks/test_locks_15-2.c[5628,5641] [2021-11-23 15:52:26,302 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:52:26,323 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:52:26,326 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:26 WrapperNode [2021-11-23 15:52:26,326 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:52:26,327 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:52:26,328 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:52:26,328 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:52:26,335 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:26" (1/1) ... [2021-11-23 15:52:26,354 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:26" (1/1) ... [2021-11-23 15:52:26,387 INFO L137 Inliner]: procedures = 12, calls = 7, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 177 [2021-11-23 15:52:26,387 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:52:26,389 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:52:26,389 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:52:26,389 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:52:26,397 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:26" (1/1) ... [2021-11-23 15:52:26,397 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:26" (1/1) ... [2021-11-23 15:52:26,412 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:26" (1/1) ... [2021-11-23 15:52:26,412 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:26" (1/1) ... [2021-11-23 15:52:26,424 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:26" (1/1) ... [2021-11-23 15:52:26,438 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:26" (1/1) ... [2021-11-23 15:52:26,439 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:26" (1/1) ... [2021-11-23 15:52:26,444 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:52:26,447 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:52:26,448 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:52:26,448 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:52:26,450 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:26" (1/1) ... [2021-11-23 15:52:26,457 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:52:26,467 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1241fac6-ba2d-406b-9c0f-1af74d230c99/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:52:26,485 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1241fac6-ba2d-406b-9c0f-1af74d230c99/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:52:26,518 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1241fac6-ba2d-406b-9c0f-1af74d230c99/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:52:26,538 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:52:26,538 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:52:26,538 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:52:26,539 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:52:26,645 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:52:26,646 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:52:26,987 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:52:27,002 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Set is immutable at de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.addBranchEncoders(TransFormulaBuilder.java:170) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.parallelComposition(TransFormulaUtils.java:337) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.ParallelComposition.(ParallelComposition.java:108) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CodeBlockFactory.constructParallelComposition(CodeBlockFactory.java:109) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.composeParallel(CfgBuilder.java:1792) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.(CfgBuilder.java:1653) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:280) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) 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) [2021-11-23 15:52:27,006 INFO L158 Benchmark]: Toolchain (without parser) took 980.90ms. Allocated memory was 56.6MB in the beginning and 75.5MB in the end (delta: 18.9MB). Free memory was 35.3MB in the beginning and 54.3MB in the end (delta: -19.0MB). Peak memory consumption was 13.3MB. Max. memory is 16.1GB. [2021-11-23 15:52:27,007 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 56.6MB. Free memory was 37.6MB in the beginning and 37.6MB in the end (delta: 44.5kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:52:27,008 INFO L158 Benchmark]: CACSL2BoogieTranslator took 300.81ms. Allocated memory is still 56.6MB. Free memory was 35.1MB in the beginning and 39.1MB in the end (delta: -4.0MB). Peak memory consumption was 13.7MB. Max. memory is 16.1GB. [2021-11-23 15:52:27,008 INFO L158 Benchmark]: Boogie Procedure Inliner took 59.92ms. Allocated memory is still 56.6MB. Free memory was 39.1MB in the beginning and 37.3MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:52:27,009 INFO L158 Benchmark]: Boogie Preprocessor took 57.08ms. Allocated memory is still 56.6MB. Free memory was 37.3MB in the beginning and 35.7MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:52:27,010 INFO L158 Benchmark]: RCFGBuilder took 557.56ms. Allocated memory was 56.6MB in the beginning and 75.5MB in the end (delta: 18.9MB). Free memory was 35.7MB in the beginning and 54.3MB in the end (delta: -18.6MB). Peak memory consumption was 12.2MB. Max. memory is 16.1GB. [2021-11-23 15:52:27,019 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 56.6MB. Free memory was 37.6MB in the beginning and 37.6MB in the end (delta: 44.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 300.81ms. Allocated memory is still 56.6MB. Free memory was 35.1MB in the beginning and 39.1MB in the end (delta: -4.0MB). Peak memory consumption was 13.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 59.92ms. Allocated memory is still 56.6MB. Free memory was 39.1MB in the beginning and 37.3MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 57.08ms. Allocated memory is still 56.6MB. Free memory was 37.3MB in the beginning and 35.7MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 557.56ms. Allocated memory was 56.6MB in the beginning and 75.5MB in the end (delta: 18.9MB). Free memory was 35.7MB in the beginning and 54.3MB in the end (delta: -18.6MB). Peak memory consumption was 12.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:52:27,058 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1241fac6-ba2d-406b-9c0f-1af74d230c99/bin/ukojak-CwSLpZB5Qu/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 Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable