./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_pthread_mutex_unlock.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 6a47aea7 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5a4c5bd-e9e3-45dc-a14e-8bc5bb292a16/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5a4c5bd-e9e3-45dc-a14e-8bc5bb292a16/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_f5a4c5bd-e9e3-45dc-a14e-8bc5bb292a16/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5a4c5bd-e9e3-45dc-a14e-8bc5bb292a16/bin/ukojak-CwSLpZB5Qu/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_pthread_mutex_unlock.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5a4c5bd-e9e3-45dc-a14e-8bc5bb292a16/bin/ukojak-CwSLpZB5Qu/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5a4c5bd-e9e3-45dc-a14e-8bc5bb292a16/bin/ukojak-CwSLpZB5Qu --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 4aba0d481dbad425b1cb3ce4949768f5bfa91a070fed6a0c2b192c70ad920fc2 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:31:53,168 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:31:53,170 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:31:53,227 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:31:53,228 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:31:53,232 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:31:53,234 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:31:53,238 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:31:53,242 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:31:53,251 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:31:53,252 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:31:53,254 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:31:53,255 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:31:53,259 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:31:53,263 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:31:53,269 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:31:53,271 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:31:53,272 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:31:53,275 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:31:53,284 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:31:53,286 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:31:53,289 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:31:53,293 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:31:53,295 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:31:53,309 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:31:53,310 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:31:53,310 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:31:53,313 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:31:53,313 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:31:53,315 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:31:53,316 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:31:53,317 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:31:53,323 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:31:53,324 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:31:53,326 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:31:53,327 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:31:53,328 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:31:53,328 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:31:53,328 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:31:53,329 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:31:53,330 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:31:53,331 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5a4c5bd-e9e3-45dc-a14e-8bc5bb292a16/bin/ukojak-CwSLpZB5Qu/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2021-11-23 15:31:53,380 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:31:53,381 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:31:53,383 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:31:53,383 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:31:53,383 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:31:53,384 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:31:53,384 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-23 15:31:53,384 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:31:53,392 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:31:53,393 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:31:53,394 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-11-23 15:31:53,395 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-11-23 15:31:53,395 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-11-23 15:31:53,395 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:31:53,395 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:31:53,396 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:31:53,396 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:31:53,396 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:31:53,396 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:31:53,397 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:31:53,397 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:31:53,397 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:31:53,398 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:31:53,398 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:31:53,398 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_f5a4c5bd-e9e3-45dc-a14e-8bc5bb292a16/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5a4c5bd-e9e3-45dc-a14e-8bc5bb292a16/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4aba0d481dbad425b1cb3ce4949768f5bfa91a070fed6a0c2b192c70ad920fc2 [2021-11-23 15:31:53,702 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:31:53,734 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:31:53,738 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:31:53,740 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:31:53,741 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:31:53,743 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5a4c5bd-e9e3-45dc-a14e-8bc5bb292a16/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_pthread_mutex_unlock.i [2021-11-23 15:31:53,837 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5a4c5bd-e9e3-45dc-a14e-8bc5bb292a16/bin/ukojak-CwSLpZB5Qu/data/6080c7032/f4a24612e7b3428aa04e222c2765b570/FLAG50a3edf1c [2021-11-23 15:31:54,675 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:31:54,676 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5a4c5bd-e9e3-45dc-a14e-8bc5bb292a16/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_pthread_mutex_unlock.i [2021-11-23 15:31:54,712 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5a4c5bd-e9e3-45dc-a14e-8bc5bb292a16/bin/ukojak-CwSLpZB5Qu/data/6080c7032/f4a24612e7b3428aa04e222c2765b570/FLAG50a3edf1c [2021-11-23 15:31:54,740 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5a4c5bd-e9e3-45dc-a14e-8bc5bb292a16/bin/ukojak-CwSLpZB5Qu/data/6080c7032/f4a24612e7b3428aa04e222c2765b570 [2021-11-23 15:31:54,743 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:31:54,745 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:31:54,747 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:31:54,748 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:31:54,751 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:31:54,752 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:31:54" (1/1) ... [2021-11-23 15:31:54,754 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@26f6f68d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:31:54, skipping insertion in model container [2021-11-23 15:31:54,754 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:31:54" (1/1) ... [2021-11-23 15:31:54,765 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:31:54,875 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:31:55,155 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_f5a4c5bd-e9e3-45dc-a14e-8bc5bb292a16/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_pthread_mutex_unlock.i[472,485] [2021-11-23 15:31:57,000 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:31:57,052 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:31:57,069 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_f5a4c5bd-e9e3-45dc-a14e-8bc5bb292a16/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_pthread_mutex_unlock.i[472,485] [2021-11-23 15:31:57,366 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:31:57,575 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:31:57,576 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:31:57 WrapperNode [2021-11-23 15:31:57,576 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:31:57,578 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:31:57,579 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:31:57,579 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:31:57,588 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:31:57" (1/1) ... [2021-11-23 15:31:57,689 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:31:57" (1/1) ... [2021-11-23 15:31:57,873 INFO L137 Inliner]: procedures = 474, calls = 840, calls flagged for inlining = 201, calls inlined = 246, statements flattened = 1803 [2021-11-23 15:31:57,874 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:31:57,875 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:31:57,875 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:31:57,875 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:31:57,888 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:31:57" (1/1) ... [2021-11-23 15:31:57,888 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:31:57" (1/1) ... [2021-11-23 15:31:57,914 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:31:57" (1/1) ... [2021-11-23 15:31:57,914 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:31:57" (1/1) ... [2021-11-23 15:31:58,014 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:31:57" (1/1) ... [2021-11-23 15:31:58,031 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:31:57" (1/1) ... [2021-11-23 15:31:58,040 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:31:57" (1/1) ... [2021-11-23 15:31:58,061 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:31:58,072 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:31:58,072 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:31:58,072 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:31:58,074 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:31:57" (1/1) ... [2021-11-23 15:31:58,087 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:31:58,100 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5a4c5bd-e9e3-45dc-a14e-8bc5bb292a16/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:31:58,114 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5a4c5bd-e9e3-45dc-a14e-8bc5bb292a16/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:31:58,133 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5a4c5bd-e9e3-45dc-a14e-8bc5bb292a16/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:31:58,169 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:31:58,170 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-11-23 15:31:58,170 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-23 15:31:58,170 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 15:31:58,170 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:31:58,171 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 15:31:58,171 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:31:58,171 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:31:58,171 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-11-23 15:31:58,171 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 15:31:58,172 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 15:31:58,172 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-23 15:31:58,172 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 15:31:58,172 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:31:58,652 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:31:58,654 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:32:01,783 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:32:02,134 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$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 15:32:02,141 INFO L158 Benchmark]: Toolchain (without parser) took 7393.90ms. Allocated memory was 94.4MB in the beginning and 237.0MB in the end (delta: 142.6MB). Free memory was 58.9MB in the beginning and 159.7MB in the end (delta: -100.8MB). Peak memory consumption was 107.1MB. Max. memory is 16.1GB. [2021-11-23 15:32:02,141 INFO L158 Benchmark]: CDTParser took 0.73ms. Allocated memory is still 94.4MB. Free memory is still 47.9MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:32:02,142 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2829.26ms. Allocated memory was 94.4MB in the beginning and 125.8MB in the end (delta: 31.5MB). Free memory was 58.7MB in the beginning and 69.8MB in the end (delta: -11.1MB). Peak memory consumption was 55.4MB. Max. memory is 16.1GB. [2021-11-23 15:32:02,144 INFO L158 Benchmark]: Boogie Procedure Inliner took 296.04ms. Allocated memory was 125.8MB in the beginning and 180.4MB in the end (delta: 54.5MB). Free memory was 69.2MB in the beginning and 139.4MB in the end (delta: -70.2MB). Peak memory consumption was 17.5MB. Max. memory is 16.1GB. [2021-11-23 15:32:02,145 INFO L158 Benchmark]: Boogie Preprocessor took 195.98ms. Allocated memory is still 180.4MB. Free memory was 139.4MB in the beginning and 130.2MB in the end (delta: 9.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-23 15:32:02,146 INFO L158 Benchmark]: RCFGBuilder took 4066.47ms. Allocated memory was 180.4MB in the beginning and 237.0MB in the end (delta: 56.6MB). Free memory was 130.2MB in the beginning and 159.7MB in the end (delta: -29.5MB). Peak memory consumption was 92.8MB. Max. memory is 16.1GB. [2021-11-23 15:32:02,150 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.73ms. Allocated memory is still 94.4MB. Free memory is still 47.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2829.26ms. Allocated memory was 94.4MB in the beginning and 125.8MB in the end (delta: 31.5MB). Free memory was 58.7MB in the beginning and 69.8MB in the end (delta: -11.1MB). Peak memory consumption was 55.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 296.04ms. Allocated memory was 125.8MB in the beginning and 180.4MB in the end (delta: 54.5MB). Free memory was 69.2MB in the beginning and 139.4MB in the end (delta: -70.2MB). Peak memory consumption was 17.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 195.98ms. Allocated memory is still 180.4MB. Free memory was 139.4MB in the beginning and 130.2MB in the end (delta: 9.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 4066.47ms. Allocated memory was 180.4MB in the beginning and 237.0MB in the end (delta: 56.6MB). Free memory was 130.2MB in the beginning and 159.7MB in the end (delta: -29.5MB). Peak memory consumption was 92.8MB. 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 15:32:02,222 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5a4c5bd-e9e3-45dc-a14e-8bc5bb292a16/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_f5a4c5bd-e9e3-45dc-a14e-8bc5bb292a16/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5a4c5bd-e9e3-45dc-a14e-8bc5bb292a16/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_f5a4c5bd-e9e3-45dc-a14e-8bc5bb292a16/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5a4c5bd-e9e3-45dc-a14e-8bc5bb292a16/bin/ukojak-CwSLpZB5Qu/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_pthread_mutex_unlock.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5a4c5bd-e9e3-45dc-a14e-8bc5bb292a16/bin/ukojak-CwSLpZB5Qu/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5a4c5bd-e9e3-45dc-a14e-8bc5bb292a16/bin/ukojak-CwSLpZB5Qu --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 4aba0d481dbad425b1cb3ce4949768f5bfa91a070fed6a0c2b192c70ad920fc2 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:32:05,336 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:32:05,339 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:32:05,379 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:32:05,380 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:32:05,382 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:32:05,384 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:32:05,388 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:32:05,390 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:32:05,393 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:32:05,397 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:32:05,400 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:32:05,403 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:32:05,406 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:32:05,410 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:32:05,413 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:32:05,417 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:32:05,426 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:32:05,429 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:32:05,437 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:32:05,444 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:32:05,446 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:32:05,448 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:32:05,450 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:32:05,455 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:32:05,457 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:32:05,458 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:32:05,464 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:32:05,468 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:32:05,470 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:32:05,471 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:32:05,472 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:32:05,474 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:32:05,476 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:32:05,478 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:32:05,479 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:32:05,480 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:32:05,481 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:32:05,481 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:32:05,483 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:32:05,484 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:32:05,486 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5a4c5bd-e9e3-45dc-a14e-8bc5bb292a16/bin/ukojak-CwSLpZB5Qu/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf [2021-11-23 15:32:05,553 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:32:05,554 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:32:05,557 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:32:05,557 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:32:05,558 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:32:05,558 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:32:05,558 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-23 15:32:05,559 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:32:05,559 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:32:05,559 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:32:05,561 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-11-23 15:32:05,561 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-11-23 15:32:05,561 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-11-23 15:32:05,562 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:32:05,562 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:32:05,562 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:32:05,563 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:32:05,563 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:32:05,563 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:32:05,564 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:32:05,564 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:32:05,564 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:32:05,564 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:32:05,565 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:32:05,566 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:32:05,566 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:32:05,566 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:32:05,566 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:32:05,567 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:32:05,567 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_f5a4c5bd-e9e3-45dc-a14e-8bc5bb292a16/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5a4c5bd-e9e3-45dc-a14e-8bc5bb292a16/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4aba0d481dbad425b1cb3ce4949768f5bfa91a070fed6a0c2b192c70ad920fc2 [2021-11-23 15:32:06,066 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:32:06,092 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:32:06,096 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:32:06,097 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:32:06,098 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:32:06,100 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5a4c5bd-e9e3-45dc-a14e-8bc5bb292a16/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_pthread_mutex_unlock.i [2021-11-23 15:32:06,189 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5a4c5bd-e9e3-45dc-a14e-8bc5bb292a16/bin/ukojak-CwSLpZB5Qu/data/e19e39de0/5bda859f5c874cd4a53d8b25bb1847fb/FLAG4cfe8063e [2021-11-23 15:32:07,260 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:32:07,261 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5a4c5bd-e9e3-45dc-a14e-8bc5bb292a16/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_pthread_mutex_unlock.i [2021-11-23 15:32:07,316 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5a4c5bd-e9e3-45dc-a14e-8bc5bb292a16/bin/ukojak-CwSLpZB5Qu/data/e19e39de0/5bda859f5c874cd4a53d8b25bb1847fb/FLAG4cfe8063e [2021-11-23 15:32:07,699 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5a4c5bd-e9e3-45dc-a14e-8bc5bb292a16/bin/ukojak-CwSLpZB5Qu/data/e19e39de0/5bda859f5c874cd4a53d8b25bb1847fb [2021-11-23 15:32:07,701 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:32:07,703 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:32:07,705 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:32:07,705 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:32:07,712 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:32:07,714 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:32:07" (1/1) ... [2021-11-23 15:32:07,717 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@274e8fe6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:32:07, skipping insertion in model container [2021-11-23 15:32:07,717 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:32:07" (1/1) ... [2021-11-23 15:32:07,726 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:32:07,840 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:32:08,073 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_f5a4c5bd-e9e3-45dc-a14e-8bc5bb292a16/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_pthread_mutex_unlock.i[472,485] [2021-11-23 15:32:09,557 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:32:09,654 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-11-23 15:32:09,681 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:32:09,687 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_f5a4c5bd-e9e3-45dc-a14e-8bc5bb292a16/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_pthread_mutex_unlock.i[472,485] [2021-11-23 15:32:10,032 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:32:10,065 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:32:10,080 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_f5a4c5bd-e9e3-45dc-a14e-8bc5bb292a16/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_pthread_mutex_unlock.i[472,485] [2021-11-23 15:32:10,290 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:32:10,571 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:32:10,571 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:32:10 WrapperNode [2021-11-23 15:32:10,572 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:32:10,573 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:32:10,574 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:32:10,574 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:32:10,583 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:32:10" (1/1) ... [2021-11-23 15:32:10,725 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:32:10" (1/1) ... [2021-11-23 15:32:10,903 INFO L137 Inliner]: procedures = 482, calls = 840, calls flagged for inlining = 201, calls inlined = 246, statements flattened = 1740 [2021-11-23 15:32:10,904 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:32:10,905 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:32:10,906 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:32:10,906 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:32:10,919 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:32:10" (1/1) ... [2021-11-23 15:32:10,919 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:32:10" (1/1) ... [2021-11-23 15:32:10,946 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:32:10" (1/1) ... [2021-11-23 15:32:10,947 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:32:10" (1/1) ... [2021-11-23 15:32:11,061 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:32:10" (1/1) ... [2021-11-23 15:32:11,098 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:32:10" (1/1) ... [2021-11-23 15:32:11,114 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:32:10" (1/1) ... [2021-11-23 15:32:11,133 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:32:11,134 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:32:11,135 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:32:11,135 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:32:11,136 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:32:10" (1/1) ... [2021-11-23 15:32:11,145 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:32:11,162 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5a4c5bd-e9e3-45dc-a14e-8bc5bb292a16/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:32:11,179 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5a4c5bd-e9e3-45dc-a14e-8bc5bb292a16/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:32:11,206 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5a4c5bd-e9e3-45dc-a14e-8bc5bb292a16/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:32:11,245 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:32:11,245 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2 [2021-11-23 15:32:11,246 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:32:11,246 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2021-11-23 15:32:11,246 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 15:32:11,246 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:32:11,247 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 15:32:11,249 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:32:11,249 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:32:11,249 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2021-11-23 15:32:11,250 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-11-23 15:32:11,250 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2021-11-23 15:32:11,250 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-11-23 15:32:11,250 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 15:32:11,251 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 15:32:11,251 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2021-11-23 15:32:11,251 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2021-11-23 15:32:11,251 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2021-11-23 15:32:11,251 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-23 15:32:11,252 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-23 15:32:11,252 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2021-11-23 15:32:11,794 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:32:11,797 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:32:23,333 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:32:23,798 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$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 15:32:23,806 INFO L158 Benchmark]: Toolchain (without parser) took 16101.81ms. Allocated memory was 77.6MB in the beginning and 199.2MB in the end (delta: 121.6MB). Free memory was 59.6MB in the beginning and 125.3MB in the end (delta: -65.7MB). Peak memory consumption was 111.2MB. Max. memory is 16.1GB. [2021-11-23 15:32:23,807 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 77.6MB. Free memory is still 58.8MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:32:23,809 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2867.26ms. Allocated memory was 77.6MB in the beginning and 109.1MB in the end (delta: 31.5MB). Free memory was 59.3MB in the beginning and 45.3MB in the end (delta: 14.0MB). Peak memory consumption was 51.3MB. Max. memory is 16.1GB. [2021-11-23 15:32:23,816 INFO L158 Benchmark]: Boogie Procedure Inliner took 331.02ms. Allocated memory is still 109.1MB. Free memory was 45.3MB in the beginning and 66.7MB in the end (delta: -21.4MB). Peak memory consumption was 10.0MB. Max. memory is 16.1GB. [2021-11-23 15:32:23,817 INFO L158 Benchmark]: Boogie Preprocessor took 228.34ms. Allocated memory is still 109.1MB. Free memory was 66.7MB in the beginning and 56.9MB in the end (delta: 9.8MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-23 15:32:23,817 INFO L158 Benchmark]: RCFGBuilder took 12669.65ms. Allocated memory was 109.1MB in the beginning and 199.2MB in the end (delta: 90.2MB). Free memory was 56.9MB in the beginning and 125.3MB in the end (delta: -68.4MB). Peak memory consumption was 77.1MB. Max. memory is 16.1GB. [2021-11-23 15:32:23,824 INFO L339 ainManager$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 77.6MB. Free memory is still 58.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2867.26ms. Allocated memory was 77.6MB in the beginning and 109.1MB in the end (delta: 31.5MB). Free memory was 59.3MB in the beginning and 45.3MB in the end (delta: 14.0MB). Peak memory consumption was 51.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 331.02ms. Allocated memory is still 109.1MB. Free memory was 45.3MB in the beginning and 66.7MB in the end (delta: -21.4MB). Peak memory consumption was 10.0MB. Max. memory is 16.1GB. * Boogie Preprocessor took 228.34ms. Allocated memory is still 109.1MB. Free memory was 66.7MB in the beginning and 56.9MB in the end (delta: 9.8MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * RCFGBuilder took 12669.65ms. Allocated memory was 109.1MB in the beginning and 199.2MB in the end (delta: 90.2MB). Free memory was 56.9MB in the beginning and 125.3MB in the end (delta: -68.4MB). Peak memory consumption was 77.1MB. 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 15:32:23,899 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5a4c5bd-e9e3-45dc-a14e-8bc5bb292a16/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