./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_pthread_mutex_unlock.i --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_4a6e2a89-c8da-4ac8-aec7-2c2a75741de3/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a6e2a89-c8da-4ac8-aec7-2c2a75741de3/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_4a6e2a89-c8da-4ac8-aec7-2c2a75741de3/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a6e2a89-c8da-4ac8-aec7-2c2a75741de3/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_pthread_mutex_unlock.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a6e2a89-c8da-4ac8-aec7-2c2a75741de3/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_4a6e2a89-c8da-4ac8-aec7-2c2a75741de3/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 4aba0d481dbad425b1cb3ce4949768f5bfa91a070fed6a0c2b192c70ad920fc2 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:02:40,055 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:02:40,062 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:02:40,108 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:02:40,109 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:02:40,114 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:02:40,116 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:02:40,120 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:02:40,123 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:02:40,131 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:02:40,132 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:02:40,134 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:02:40,135 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:02:40,138 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:02:40,141 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:02:40,149 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:02:40,151 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:02:40,152 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:02:40,155 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:02:40,161 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:02:40,164 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:02:40,165 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:02:40,168 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:02:40,169 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:02:40,175 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:02:40,176 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:02:40,176 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:02:40,178 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:02:40,179 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:02:40,180 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:02:40,181 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:02:40,182 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:02:40,184 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:02:40,185 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:02:40,187 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:02:40,187 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:02:40,188 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:02:40,188 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:02:40,189 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:02:40,190 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:02:40,190 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:02:40,191 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a6e2a89-c8da-4ac8-aec7-2c2a75741de3/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:02:40,240 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:02:40,241 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:02:40,242 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:02:40,242 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:02:40,243 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:02:40,243 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:02:40,243 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:02:40,244 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:02:40,247 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:02:40,247 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:02:40,249 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:02:40,249 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:02:40,249 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:02:40,249 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:02:40,250 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:02:40,250 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:02:40,250 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:02:40,250 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:02:40,251 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:02:40,251 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:02:40,251 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:02:40,251 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:02:40,252 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:02:40,252 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:02:40,252 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:02:40,252 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:02:40,252 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:02:40,253 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:02:40,253 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_4a6e2a89-c8da-4ac8-aec7-2c2a75741de3/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a6e2a89-c8da-4ac8-aec7-2c2a75741de3/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4aba0d481dbad425b1cb3ce4949768f5bfa91a070fed6a0c2b192c70ad920fc2 [2021-11-23 15:02:40,532 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:02:40,553 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:02:40,556 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:02:40,557 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:02:40,559 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:02:40,560 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a6e2a89-c8da-4ac8-aec7-2c2a75741de3/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_pthread_mutex_unlock.i [2021-11-23 15:02:40,628 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a6e2a89-c8da-4ac8-aec7-2c2a75741de3/bin/ukojak-CwSLpZB5Qu/data/4b716a401/9694364c767f4bcca5ecff7aef06f6b5/FLAG1e031a560 [2021-11-23 15:02:41,328 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:02:41,329 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a6e2a89-c8da-4ac8-aec7-2c2a75741de3/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_pthread_mutex_unlock.i [2021-11-23 15:02:41,358 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a6e2a89-c8da-4ac8-aec7-2c2a75741de3/bin/ukojak-CwSLpZB5Qu/data/4b716a401/9694364c767f4bcca5ecff7aef06f6b5/FLAG1e031a560 [2021-11-23 15:02:41,465 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a6e2a89-c8da-4ac8-aec7-2c2a75741de3/bin/ukojak-CwSLpZB5Qu/data/4b716a401/9694364c767f4bcca5ecff7aef06f6b5 [2021-11-23 15:02:41,467 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:02:41,469 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:02:41,471 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:02:41,472 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:02:41,493 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:02:41,494 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:02:41" (1/1) ... [2021-11-23 15:02:41,495 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@126973b8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:41, skipping insertion in model container [2021-11-23 15:02:41,495 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:02:41" (1/1) ... [2021-11-23 15:02:41,501 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:02:41,588 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:02:41,857 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_4a6e2a89-c8da-4ac8-aec7-2c2a75741de3/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_pthread_mutex_unlock.i[472,485] [2021-11-23 15:02:42,796 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:02:42,828 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:02:42,840 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_4a6e2a89-c8da-4ac8-aec7-2c2a75741de3/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_pthread_mutex_unlock.i[472,485] [2021-11-23 15:02:43,032 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:02:43,193 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:02:43,193 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:43 WrapperNode [2021-11-23 15:02:43,194 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:02:43,195 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:02:43,195 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:02:43,197 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:02:43,205 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:43" (1/1) ... [2021-11-23 15:02:43,295 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:43" (1/1) ... [2021-11-23 15:02:43,367 INFO L137 Inliner]: procedures = 474, calls = 840, calls flagged for inlining = 54, calls inlined = 37, statements flattened = 1013 [2021-11-23 15:02:43,368 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:02:43,369 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:02:43,369 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:02:43,369 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:02:43,378 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:43" (1/1) ... [2021-11-23 15:02:43,379 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:43" (1/1) ... [2021-11-23 15:02:43,395 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:43" (1/1) ... [2021-11-23 15:02:43,395 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:43" (1/1) ... [2021-11-23 15:02:43,473 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:43" (1/1) ... [2021-11-23 15:02:43,481 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:43" (1/1) ... [2021-11-23 15:02:43,491 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:43" (1/1) ... [2021-11-23 15:02:43,503 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:02:43,504 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:02:43,504 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:02:43,504 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:02:43,505 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:43" (1/1) ... [2021-11-23 15:02:43,513 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:02:43,527 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a6e2a89-c8da-4ac8-aec7-2c2a75741de3/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:02:43,539 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a6e2a89-c8da-4ac8-aec7-2c2a75741de3/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:02:43,562 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a6e2a89-c8da-4ac8-aec7-2c2a75741de3/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:02:43,589 INFO L130 BoogieDeclarations]: Found specification of procedure zf_timer_off [2021-11-23 15:02:43,589 INFO L138 BoogieDeclarations]: Found implementation of procedure zf_timer_off [2021-11-23 15:02:43,590 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-11-23 15:02:43,591 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_begin [2021-11-23 15:02:43,591 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2021-11-23 15:02:43,591 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2021-11-23 15:02:43,591 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:02:43,592 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2021-11-23 15:02:43,592 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2021-11-23 15:02:43,592 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-11-23 15:02:43,592 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_end [2021-11-23 15:02:43,592 INFO L130 BoogieDeclarations]: Found specification of procedure zf_get_control [2021-11-23 15:02:43,592 INFO L138 BoogieDeclarations]: Found implementation of procedure zf_get_control [2021-11-23 15:02:43,593 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-11-23 15:02:43,593 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-23 15:02:43,593 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 15:02:43,593 INFO L130 BoogieDeclarations]: Found specification of procedure request_region [2021-11-23 15:02:43,593 INFO L138 BoogieDeclarations]: Found implementation of procedure request_region [2021-11-23 15:02:43,593 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:02:43,594 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 15:02:43,594 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2021-11-23 15:02:43,594 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2021-11-23 15:02:43,594 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irqsave [2021-11-23 15:02:43,594 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irqsave [2021-11-23 15:02:43,594 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~TO~VOID [2021-11-23 15:02:43,595 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~TO~VOID [2021-11-23 15:02:43,595 INFO L130 BoogieDeclarations]: Found specification of procedure release_region [2021-11-23 15:02:43,595 INFO L138 BoogieDeclarations]: Found implementation of procedure release_region [2021-11-23 15:02:43,595 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:02:43,595 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:02:43,595 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_init [2021-11-23 15:02:43,596 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_init [2021-11-23 15:02:43,596 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-11-23 15:02:43,596 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-11-23 15:02:43,596 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-11-23 15:02:43,596 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer [2021-11-23 15:02:43,596 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer [2021-11-23 15:02:43,597 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 15:02:43,597 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 15:02:43,597 INFO L130 BoogieDeclarations]: Found specification of procedure add_timer [2021-11-23 15:02:43,597 INFO L138 BoogieDeclarations]: Found implementation of procedure add_timer [2021-11-23 15:02:43,598 INFO L130 BoogieDeclarations]: Found specification of procedure cdev_add [2021-11-23 15:02:43,598 INFO L138 BoogieDeclarations]: Found implementation of procedure cdev_add [2021-11-23 15:02:43,598 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~$Pointer$~TO~int [2021-11-23 15:02:43,598 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~$Pointer$~TO~int [2021-11-23 15:02:43,598 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-23 15:02:43,598 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2021-11-23 15:02:43,599 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2021-11-23 15:02:43,599 INFO L130 BoogieDeclarations]: Found specification of procedure outw [2021-11-23 15:02:43,599 INFO L138 BoogieDeclarations]: Found implementation of procedure outw [2021-11-23 15:02:43,599 INFO L130 BoogieDeclarations]: Found specification of procedure outb [2021-11-23 15:02:43,600 INFO L138 BoogieDeclarations]: Found implementation of procedure outb [2021-11-23 15:02:43,600 INFO L130 BoogieDeclarations]: Found specification of procedure misc_deregister [2021-11-23 15:02:43,600 INFO L138 BoogieDeclarations]: Found implementation of procedure misc_deregister [2021-11-23 15:02:43,600 INFO L130 BoogieDeclarations]: Found specification of procedure assert_context_process [2021-11-23 15:02:43,600 INFO L138 BoogieDeclarations]: Found implementation of procedure assert_context_process [2021-11-23 15:02:43,601 INFO L130 BoogieDeclarations]: Found specification of procedure zf_set_control [2021-11-23 15:02:43,601 INFO L138 BoogieDeclarations]: Found implementation of procedure zf_set_control [2021-11-23 15:02:43,602 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 15:02:43,602 INFO L130 BoogieDeclarations]: Found specification of procedure zf_readw [2021-11-23 15:02:43,603 INFO L138 BoogieDeclarations]: Found implementation of procedure zf_readw [2021-11-23 15:02:43,603 INFO L130 BoogieDeclarations]: Found specification of procedure zf_ping [2021-11-23 15:02:43,604 INFO L138 BoogieDeclarations]: Found implementation of procedure zf_ping [2021-11-23 15:02:43,604 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~TO~int [2021-11-23 15:02:43,605 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~TO~int [2021-11-23 15:02:43,605 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2021-11-23 15:02:43,605 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2021-11-23 15:02:43,605 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2021-11-23 15:02:43,605 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2021-11-23 15:02:43,606 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:02:44,026 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:02:44,029 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:02:46,139 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:02:46,236 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$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 15:02:46,242 INFO L158 Benchmark]: Toolchain (without parser) took 4770.83ms. Allocated memory was 107.0MB in the beginning and 190.8MB in the end (delta: 83.9MB). Free memory was 60.5MB in the beginning and 64.0MB in the end (delta: -3.5MB). Peak memory consumption was 103.0MB. Max. memory is 16.1GB. [2021-11-23 15:02:46,243 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 107.0MB. Free memory is still 81.8MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:02:46,244 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1722.71ms. Allocated memory was 107.0MB in the beginning and 144.7MB in the end (delta: 37.7MB). Free memory was 60.3MB in the beginning and 64.5MB in the end (delta: -4.3MB). Peak memory consumption was 37.6MB. Max. memory is 16.1GB. [2021-11-23 15:02:46,246 INFO L158 Benchmark]: Boogie Procedure Inliner took 173.09ms. Allocated memory is still 144.7MB. Free memory was 64.5MB in the beginning and 55.3MB in the end (delta: 9.2MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-23 15:02:46,247 INFO L158 Benchmark]: Boogie Preprocessor took 134.09ms. Allocated memory is still 144.7MB. Free memory was 55.3MB in the beginning and 100.3MB in the end (delta: -45.0MB). Peak memory consumption was 8.7MB. Max. memory is 16.1GB. [2021-11-23 15:02:46,248 INFO L158 Benchmark]: RCFGBuilder took 2735.26ms. Allocated memory was 144.7MB in the beginning and 190.8MB in the end (delta: 46.1MB). Free memory was 100.3MB in the beginning and 64.0MB in the end (delta: 36.3MB). Peak memory consumption was 104.9MB. Max. memory is 16.1GB. [2021-11-23 15:02:46,257 INFO L339 ainManager$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 107.0MB. Free memory is still 81.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1722.71ms. Allocated memory was 107.0MB in the beginning and 144.7MB in the end (delta: 37.7MB). Free memory was 60.3MB in the beginning and 64.5MB in the end (delta: -4.3MB). Peak memory consumption was 37.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 173.09ms. Allocated memory is still 144.7MB. Free memory was 64.5MB in the beginning and 55.3MB in the end (delta: 9.2MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 134.09ms. Allocated memory is still 144.7MB. Free memory was 55.3MB in the beginning and 100.3MB in the end (delta: -45.0MB). Peak memory consumption was 8.7MB. Max. memory is 16.1GB. * RCFGBuilder took 2735.26ms. Allocated memory was 144.7MB in the beginning and 190.8MB in the end (delta: 46.1MB). Free memory was 100.3MB in the beginning and 64.0MB in the end (delta: 36.3MB). Peak memory consumption was 104.9MB. 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 15:02:46,318 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a6e2a89-c8da-4ac8-aec7-2c2a75741de3/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_4a6e2a89-c8da-4ac8-aec7-2c2a75741de3/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a6e2a89-c8da-4ac8-aec7-2c2a75741de3/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_4a6e2a89-c8da-4ac8-aec7-2c2a75741de3/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a6e2a89-c8da-4ac8-aec7-2c2a75741de3/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_pthread_mutex_unlock.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a6e2a89-c8da-4ac8-aec7-2c2a75741de3/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_4a6e2a89-c8da-4ac8-aec7-2c2a75741de3/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 4aba0d481dbad425b1cb3ce4949768f5bfa91a070fed6a0c2b192c70ad920fc2 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:02:48,820 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:02:48,824 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:02:48,882 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:02:48,883 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:02:48,885 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:02:48,887 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:02:48,889 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:02:48,892 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:02:48,893 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:02:48,895 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:02:48,896 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:02:48,897 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:02:48,898 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:02:48,906 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:02:48,908 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:02:48,909 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:02:48,911 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:02:48,913 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:02:48,916 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:02:48,918 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:02:48,920 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:02:48,921 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:02:48,922 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:02:48,926 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:02:48,927 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:02:48,928 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:02:48,929 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:02:48,930 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:02:48,931 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:02:48,932 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:02:48,933 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:02:48,934 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:02:48,935 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:02:48,937 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:02:48,937 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:02:48,938 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:02:48,939 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:02:48,939 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:02:48,940 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:02:48,941 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:02:48,946 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a6e2a89-c8da-4ac8-aec7-2c2a75741de3/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:02:48,985 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:02:48,987 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:02:48,988 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:02:48,988 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:02:48,990 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:02:48,990 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:02:48,990 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:02:48,991 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:02:48,991 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:02:48,991 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:02:48,992 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:02:48,992 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:02:48,993 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:02:48,993 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:02:48,993 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:02:48,993 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:02:48,994 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:02:48,994 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:02:48,994 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:02:48,994 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:02:48,994 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:02:48,995 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:02:48,995 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:02:48,995 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:02:48,995 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:02:48,996 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:02:48,996 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:02:48,996 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:02:48,996 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:02:48,997 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:02:48,997 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:02:48,997 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:02:48,997 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_4a6e2a89-c8da-4ac8-aec7-2c2a75741de3/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a6e2a89-c8da-4ac8-aec7-2c2a75741de3/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4aba0d481dbad425b1cb3ce4949768f5bfa91a070fed6a0c2b192c70ad920fc2 [2021-11-23 15:02:49,394 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:02:49,436 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:02:49,439 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:02:49,440 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:02:49,441 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:02:49,443 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a6e2a89-c8da-4ac8-aec7-2c2a75741de3/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_pthread_mutex_unlock.i [2021-11-23 15:02:49,521 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a6e2a89-c8da-4ac8-aec7-2c2a75741de3/bin/ukojak-CwSLpZB5Qu/data/6bfd41ed8/3da809846c864c82876d7f8e98d2c773/FLAG1196fe96d [2021-11-23 15:02:50,391 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:02:50,391 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a6e2a89-c8da-4ac8-aec7-2c2a75741de3/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_pthread_mutex_unlock.i [2021-11-23 15:02:50,425 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a6e2a89-c8da-4ac8-aec7-2c2a75741de3/bin/ukojak-CwSLpZB5Qu/data/6bfd41ed8/3da809846c864c82876d7f8e98d2c773/FLAG1196fe96d [2021-11-23 15:02:50,491 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a6e2a89-c8da-4ac8-aec7-2c2a75741de3/bin/ukojak-CwSLpZB5Qu/data/6bfd41ed8/3da809846c864c82876d7f8e98d2c773 [2021-11-23 15:02:50,494 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:02:50,495 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:02:50,497 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:02:50,497 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:02:50,500 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:02:50,501 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:02:50" (1/1) ... [2021-11-23 15:02:50,503 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2dc600e3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:50, skipping insertion in model container [2021-11-23 15:02:50,503 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:02:50" (1/1) ... [2021-11-23 15:02:50,528 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:02:50,606 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:02:50,868 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_4a6e2a89-c8da-4ac8-aec7-2c2a75741de3/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_pthread_mutex_unlock.i[472,485] [2021-11-23 15:02:52,586 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:02:52,631 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-11-23 15:02:52,655 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:02:52,657 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_4a6e2a89-c8da-4ac8-aec7-2c2a75741de3/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_pthread_mutex_unlock.i[472,485] [2021-11-23 15:02:52,793 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:02:52,822 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:02:52,835 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_4a6e2a89-c8da-4ac8-aec7-2c2a75741de3/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_pthread_mutex_unlock.i[472,485] [2021-11-23 15:02:53,075 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:02:53,278 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:02:53,279 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:53 WrapperNode [2021-11-23 15:02:53,279 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:02:53,280 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:02:53,281 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:02:53,281 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:02:53,289 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:53" (1/1) ... [2021-11-23 15:02:53,349 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:53" (1/1) ... [2021-11-23 15:02:53,477 INFO L137 Inliner]: procedures = 482, calls = 840, calls flagged for inlining = 54, calls inlined = 37, statements flattened = 970 [2021-11-23 15:02:53,477 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:02:53,478 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:02:53,479 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:02:53,479 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:02:53,488 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:53" (1/1) ... [2021-11-23 15:02:53,488 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:53" (1/1) ... [2021-11-23 15:02:53,515 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:53" (1/1) ... [2021-11-23 15:02:53,515 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:53" (1/1) ... [2021-11-23 15:02:53,582 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:53" (1/1) ... [2021-11-23 15:02:53,608 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:53" (1/1) ... [2021-11-23 15:02:53,619 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:53" (1/1) ... [2021-11-23 15:02:53,644 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:02:53,645 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:02:53,645 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:02:53,645 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:02:53,646 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:53" (1/1) ... [2021-11-23 15:02:53,653 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:02:53,668 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a6e2a89-c8da-4ac8-aec7-2c2a75741de3/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:02:53,682 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a6e2a89-c8da-4ac8-aec7-2c2a75741de3/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:02:53,702 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a6e2a89-c8da-4ac8-aec7-2c2a75741de3/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:02:53,738 INFO L130 BoogieDeclarations]: Found specification of procedure zf_timer_off [2021-11-23 15:02:53,738 INFO L138 BoogieDeclarations]: Found implementation of procedure zf_timer_off [2021-11-23 15:02:53,739 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~C_UINT~X~C_ULONG~TO~C_INT [2021-11-23 15:02:53,739 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~C_UINT~X~C_ULONG~TO~C_INT [2021-11-23 15:02:53,739 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-11-23 15:02:53,739 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_begin [2021-11-23 15:02:53,739 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2021-11-23 15:02:53,739 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2021-11-23 15:02:53,739 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:02:53,740 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2 [2021-11-23 15:02:53,740 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:02:53,740 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2021-11-23 15:02:53,740 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2021-11-23 15:02:53,740 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2021-11-23 15:02:53,740 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-11-23 15:02:53,741 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_end [2021-11-23 15:02:53,741 INFO L130 BoogieDeclarations]: Found specification of procedure zf_get_control [2021-11-23 15:02:53,741 INFO L138 BoogieDeclarations]: Found implementation of procedure zf_get_control [2021-11-23 15:02:53,741 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~C_INT [2021-11-23 15:02:53,741 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~C_INT [2021-11-23 15:02:53,741 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 15:02:53,742 INFO L130 BoogieDeclarations]: Found specification of procedure request_region [2021-11-23 15:02:53,742 INFO L138 BoogieDeclarations]: Found implementation of procedure request_region [2021-11-23 15:02:53,742 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:02:53,742 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 15:02:53,742 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2021-11-23 15:02:53,742 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2021-11-23 15:02:53,743 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irqsave [2021-11-23 15:02:53,743 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irqsave [2021-11-23 15:02:53,743 INFO L130 BoogieDeclarations]: Found specification of procedure release_region [2021-11-23 15:02:53,743 INFO L138 BoogieDeclarations]: Found implementation of procedure release_region [2021-11-23 15:02:53,744 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:02:53,744 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:02:53,744 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_init [2021-11-23 15:02:53,744 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_init [2021-11-23 15:02:53,744 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2021-11-23 15:02:53,745 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-11-23 15:02:53,745 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2021-11-23 15:02:53,745 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-11-23 15:02:53,745 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-11-23 15:02:53,746 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-11-23 15:02:53,746 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer [2021-11-23 15:02:53,746 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer [2021-11-23 15:02:53,746 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 15:02:53,746 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 15:02:53,746 INFO L130 BoogieDeclarations]: Found specification of procedure add_timer [2021-11-23 15:02:53,747 INFO L138 BoogieDeclarations]: Found implementation of procedure add_timer [2021-11-23 15:02:53,747 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2021-11-23 15:02:53,747 INFO L130 BoogieDeclarations]: Found specification of procedure cdev_add [2021-11-23 15:02:53,747 INFO L138 BoogieDeclarations]: Found implementation of procedure cdev_add [2021-11-23 15:02:53,748 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2021-11-23 15:02:53,748 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2021-11-23 15:02:53,750 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-23 15:02:53,750 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-23 15:02:53,750 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2021-11-23 15:02:53,751 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2021-11-23 15:02:53,751 INFO L130 BoogieDeclarations]: Found specification of procedure outw [2021-11-23 15:02:53,751 INFO L138 BoogieDeclarations]: Found implementation of procedure outw [2021-11-23 15:02:53,752 INFO L130 BoogieDeclarations]: Found specification of procedure outb [2021-11-23 15:02:53,752 INFO L138 BoogieDeclarations]: Found implementation of procedure outb [2021-11-23 15:02:53,752 INFO L130 BoogieDeclarations]: Found specification of procedure misc_deregister [2021-11-23 15:02:53,753 INFO L138 BoogieDeclarations]: Found implementation of procedure misc_deregister [2021-11-23 15:02:53,753 INFO L130 BoogieDeclarations]: Found specification of procedure assert_context_process [2021-11-23 15:02:53,753 INFO L138 BoogieDeclarations]: Found implementation of procedure assert_context_process [2021-11-23 15:02:53,753 INFO L130 BoogieDeclarations]: Found specification of procedure zf_set_control [2021-11-23 15:02:53,753 INFO L138 BoogieDeclarations]: Found implementation of procedure zf_set_control [2021-11-23 15:02:53,754 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~C_ULONG~X~$Pointer$~TO~C_LONG [2021-11-23 15:02:53,754 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~C_ULONG~X~$Pointer$~TO~C_LONG [2021-11-23 15:02:53,754 INFO L130 BoogieDeclarations]: Found specification of procedure zf_readw [2021-11-23 15:02:53,755 INFO L138 BoogieDeclarations]: Found implementation of procedure zf_readw [2021-11-23 15:02:53,755 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2021-11-23 15:02:53,755 INFO L130 BoogieDeclarations]: Found specification of procedure zf_ping [2021-11-23 15:02:53,755 INFO L138 BoogieDeclarations]: Found implementation of procedure zf_ping [2021-11-23 15:02:53,755 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2021-11-23 15:02:53,755 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2021-11-23 15:02:53,755 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~C_ULONG~TO~VOID [2021-11-23 15:02:53,756 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~C_ULONG~TO~VOID [2021-11-23 15:02:54,167 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:02:54,169 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:03:01,261 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:03:01,415 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$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 15:03:01,421 INFO L158 Benchmark]: Toolchain (without parser) took 10925.22ms. Allocated memory was 54.5MB in the beginning and 195.0MB in the end (delta: 140.5MB). Free memory was 25.7MB in the beginning and 101.2MB in the end (delta: -75.5MB). Peak memory consumption was 84.9MB. Max. memory is 16.1GB. [2021-11-23 15:03:01,422 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 54.5MB. Free memory is still 34.7MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:03:01,424 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2782.77ms. Allocated memory was 54.5MB in the beginning and 92.3MB in the end (delta: 37.7MB). Free memory was 25.4MB in the beginning and 40.9MB in the end (delta: -15.4MB). Peak memory consumption was 32.3MB. Max. memory is 16.1GB. [2021-11-23 15:03:01,429 INFO L158 Benchmark]: Boogie Procedure Inliner took 197.15ms. Allocated memory is still 92.3MB. Free memory was 40.3MB in the beginning and 56.7MB in the end (delta: -16.4MB). Peak memory consumption was 8.7MB. Max. memory is 16.1GB. [2021-11-23 15:03:01,429 INFO L158 Benchmark]: Boogie Preprocessor took 166.10ms. Allocated memory is still 92.3MB. Free memory was 56.7MB in the beginning and 48.9MB in the end (delta: 7.8MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-23 15:03:01,431 INFO L158 Benchmark]: RCFGBuilder took 7774.79ms. Allocated memory was 92.3MB in the beginning and 195.0MB in the end (delta: 102.8MB). Free memory was 48.9MB in the beginning and 101.2MB in the end (delta: -52.3MB). Peak memory consumption was 71.1MB. Max. memory is 16.1GB. [2021-11-23 15:03:01,436 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 54.5MB. Free memory is still 34.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2782.77ms. Allocated memory was 54.5MB in the beginning and 92.3MB in the end (delta: 37.7MB). Free memory was 25.4MB in the beginning and 40.9MB in the end (delta: -15.4MB). Peak memory consumption was 32.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 197.15ms. Allocated memory is still 92.3MB. Free memory was 40.3MB in the beginning and 56.7MB in the end (delta: -16.4MB). Peak memory consumption was 8.7MB. Max. memory is 16.1GB. * Boogie Preprocessor took 166.10ms. Allocated memory is still 92.3MB. Free memory was 56.7MB in the beginning and 48.9MB in the end (delta: 7.8MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 7774.79ms. Allocated memory was 92.3MB in the beginning and 195.0MB in the end (delta: 102.8MB). Free memory was 48.9MB in the beginning and 101.2MB in the end (delta: -52.3MB). Peak memory consumption was 71.1MB. 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 15:03:01,503 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a6e2a89-c8da-4ac8-aec7-2c2a75741de3/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