./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outl_p.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_6ec133e2-5dfa-488c-a5d8-0d9c1d864ad8/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ec133e2-5dfa-488c-a5d8-0d9c1d864ad8/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_6ec133e2-5dfa-488c-a5d8-0d9c1d864ad8/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ec133e2-5dfa-488c-a5d8-0d9c1d864ad8/bin/ukojak-CwSLpZB5Qu/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outl_p.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ec133e2-5dfa-488c-a5d8-0d9c1d864ad8/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_6ec133e2-5dfa-488c-a5d8-0d9c1d864ad8/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 8acf23346fce853ea7f29f138c9c8af6d9070a3261dcb0ee52337c4f25e22e59 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:40:19,056 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:40:19,059 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:40:19,113 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:40:19,113 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:40:19,117 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:40:19,120 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:40:19,123 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:40:19,126 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:40:19,132 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:40:19,133 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:40:19,135 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:40:19,135 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:40:19,138 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:40:19,140 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:40:19,145 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:40:19,146 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:40:19,148 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:40:19,150 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:40:19,159 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:40:19,161 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:40:19,162 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:40:19,165 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:40:19,166 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:40:19,176 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:40:19,176 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:40:19,177 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:40:19,179 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:40:19,180 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:40:19,181 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:40:19,182 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:40:19,183 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:40:19,185 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:40:19,186 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:40:19,188 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:40:19,188 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:40:19,189 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:40:19,190 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:40:19,190 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:40:19,191 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:40:19,192 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:40:19,192 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ec133e2-5dfa-488c-a5d8-0d9c1d864ad8/bin/ukojak-CwSLpZB5Qu/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2021-11-23 15:40:19,232 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:40:19,233 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:40:19,235 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:40:19,235 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:40:19,235 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:40:19,236 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:40:19,236 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-23 15:40:19,236 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:40:19,236 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:40:19,236 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:40:19,238 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-11-23 15:40:19,238 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-11-23 15:40:19,238 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-11-23 15:40:19,238 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:40:19,239 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:40:19,239 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:40:19,239 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:40:19,239 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:40:19,240 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:40:19,240 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:40:19,240 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:40:19,240 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:40:19,241 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:40:19,241 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:40:19,241 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_6ec133e2-5dfa-488c-a5d8-0d9c1d864ad8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ec133e2-5dfa-488c-a5d8-0d9c1d864ad8/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8acf23346fce853ea7f29f138c9c8af6d9070a3261dcb0ee52337c4f25e22e59 [2021-11-23 15:40:19,567 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:40:19,595 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:40:19,599 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:40:19,601 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:40:19,602 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:40:19,603 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ec133e2-5dfa-488c-a5d8-0d9c1d864ad8/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outl_p.i [2021-11-23 15:40:19,673 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ec133e2-5dfa-488c-a5d8-0d9c1d864ad8/bin/ukojak-CwSLpZB5Qu/data/6f8e538bd/ef5a769b259047798a1ecebd49fa5b67/FLAGdf580abf2 [2021-11-23 15:40:20,472 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:40:20,473 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ec133e2-5dfa-488c-a5d8-0d9c1d864ad8/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outl_p.i [2021-11-23 15:40:20,508 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ec133e2-5dfa-488c-a5d8-0d9c1d864ad8/bin/ukojak-CwSLpZB5Qu/data/6f8e538bd/ef5a769b259047798a1ecebd49fa5b67/FLAGdf580abf2 [2021-11-23 15:40:20,582 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ec133e2-5dfa-488c-a5d8-0d9c1d864ad8/bin/ukojak-CwSLpZB5Qu/data/6f8e538bd/ef5a769b259047798a1ecebd49fa5b67 [2021-11-23 15:40:20,585 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:40:20,586 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:40:20,601 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:40:20,602 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:40:20,604 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:40:20,605 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:40:20" (1/1) ... [2021-11-23 15:40:20,606 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@33168e49 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:40:20, skipping insertion in model container [2021-11-23 15:40:20,606 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:40:20" (1/1) ... [2021-11-23 15:40:20,613 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:40:20,698 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:40:20,911 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_6ec133e2-5dfa-488c-a5d8-0d9c1d864ad8/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outl_p.i[458,471] [2021-11-23 15:40:22,386 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:40:22,428 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:40:22,441 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_6ec133e2-5dfa-488c-a5d8-0d9c1d864ad8/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outl_p.i[458,471] [2021-11-23 15:40:22,690 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:40:22,866 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:40:22,867 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:40:22 WrapperNode [2021-11-23 15:40:22,867 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:40:22,868 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:40:22,869 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:40:22,869 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:40:22,877 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:40:22" (1/1) ... [2021-11-23 15:40:22,938 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:40:22" (1/1) ... [2021-11-23 15:40:23,078 INFO L137 Inliner]: procedures = 474, calls = 839, calls flagged for inlining = 201, calls inlined = 246, statements flattened = 1803 [2021-11-23 15:40:23,079 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:40:23,079 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:40:23,079 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:40:23,080 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:40:23,090 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:40:22" (1/1) ... [2021-11-23 15:40:23,090 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:40:22" (1/1) ... [2021-11-23 15:40:23,107 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:40:22" (1/1) ... [2021-11-23 15:40:23,108 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:40:22" (1/1) ... [2021-11-23 15:40:23,164 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:40:22" (1/1) ... [2021-11-23 15:40:23,176 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:40:22" (1/1) ... [2021-11-23 15:40:23,183 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:40:22" (1/1) ... [2021-11-23 15:40:23,211 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:40:23,213 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:40:23,214 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:40:23,215 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:40:23,216 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:40:22" (1/1) ... [2021-11-23 15:40:23,223 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:40:23,235 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ec133e2-5dfa-488c-a5d8-0d9c1d864ad8/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:40:23,251 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ec133e2-5dfa-488c-a5d8-0d9c1d864ad8/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:40:23,257 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ec133e2-5dfa-488c-a5d8-0d9c1d864ad8/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:40:23,299 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:40:23,299 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-11-23 15:40:23,299 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-23 15:40:23,300 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 15:40:23,300 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:40:23,301 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 15:40:23,301 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:40:23,303 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:40:23,303 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-11-23 15:40:23,304 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 15:40:23,304 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 15:40:23,304 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-23 15:40:23,304 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 15:40:23,304 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:40:23,794 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:40:23,796 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:40:26,491 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:40:26,773 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$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 15:40:26,783 INFO L158 Benchmark]: Toolchain (without parser) took 6195.91ms. Allocated memory was 92.3MB in the beginning and 213.9MB in the end (delta: 121.6MB). Free memory was 67.3MB in the beginning and 80.4MB in the end (delta: -13.1MB). Peak memory consumption was 116.1MB. Max. memory is 16.1GB. [2021-11-23 15:40:26,784 INFO L158 Benchmark]: CDTParser took 0.71ms. Allocated memory is still 92.3MB. Free memory was 68.7MB in the beginning and 68.6MB in the end (delta: 47.2kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:40:26,785 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2266.41ms. Allocated memory was 92.3MB in the beginning and 121.6MB in the end (delta: 29.4MB). Free memory was 67.1MB in the beginning and 77.6MB in the end (delta: -10.5MB). Peak memory consumption was 48.2MB. Max. memory is 16.1GB. [2021-11-23 15:40:26,787 INFO L158 Benchmark]: Boogie Procedure Inliner took 210.35ms. Allocated memory is still 121.6MB. Free memory was 77.6MB in the beginning and 64.3MB in the end (delta: 13.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-11-23 15:40:26,787 INFO L158 Benchmark]: Boogie Preprocessor took 133.49ms. Allocated memory is still 121.6MB. Free memory was 64.3MB in the beginning and 55.8MB in the end (delta: 8.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-23 15:40:26,789 INFO L158 Benchmark]: RCFGBuilder took 3567.82ms. Allocated memory was 121.6MB in the beginning and 213.9MB in the end (delta: 92.3MB). Free memory was 55.1MB in the beginning and 80.4MB in the end (delta: -25.3MB). Peak memory consumption was 75.0MB. Max. memory is 16.1GB. [2021-11-23 15:40:26,796 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.71ms. Allocated memory is still 92.3MB. Free memory was 68.7MB in the beginning and 68.6MB in the end (delta: 47.2kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2266.41ms. Allocated memory was 92.3MB in the beginning and 121.6MB in the end (delta: 29.4MB). Free memory was 67.1MB in the beginning and 77.6MB in the end (delta: -10.5MB). Peak memory consumption was 48.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 210.35ms. Allocated memory is still 121.6MB. Free memory was 77.6MB in the beginning and 64.3MB in the end (delta: 13.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Preprocessor took 133.49ms. Allocated memory is still 121.6MB. Free memory was 64.3MB in the beginning and 55.8MB in the end (delta: 8.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 3567.82ms. Allocated memory was 121.6MB in the beginning and 213.9MB in the end (delta: 92.3MB). Free memory was 55.1MB in the beginning and 80.4MB in the end (delta: -25.3MB). Peak memory consumption was 75.0MB. 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 15:40:26,857 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ec133e2-5dfa-488c-a5d8-0d9c1d864ad8/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_6ec133e2-5dfa-488c-a5d8-0d9c1d864ad8/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ec133e2-5dfa-488c-a5d8-0d9c1d864ad8/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_6ec133e2-5dfa-488c-a5d8-0d9c1d864ad8/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ec133e2-5dfa-488c-a5d8-0d9c1d864ad8/bin/ukojak-CwSLpZB5Qu/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outl_p.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ec133e2-5dfa-488c-a5d8-0d9c1d864ad8/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_6ec133e2-5dfa-488c-a5d8-0d9c1d864ad8/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 8acf23346fce853ea7f29f138c9c8af6d9070a3261dcb0ee52337c4f25e22e59 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:40:29,358 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:40:29,360 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:40:29,391 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:40:29,392 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:40:29,393 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:40:29,395 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:40:29,397 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:40:29,399 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:40:29,400 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:40:29,402 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:40:29,403 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:40:29,404 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:40:29,405 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:40:29,406 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:40:29,408 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:40:29,409 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:40:29,411 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:40:29,413 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:40:29,415 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:40:29,417 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:40:29,424 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:40:29,425 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:40:29,426 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:40:29,430 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:40:29,430 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:40:29,431 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:40:29,432 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:40:29,432 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:40:29,433 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:40:29,434 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:40:29,435 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:40:29,436 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:40:29,437 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:40:29,446 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:40:29,446 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:40:29,468 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:40:29,469 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:40:29,469 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:40:29,470 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:40:29,471 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:40:29,474 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ec133e2-5dfa-488c-a5d8-0d9c1d864ad8/bin/ukojak-CwSLpZB5Qu/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf [2021-11-23 15:40:29,521 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:40:29,522 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:40:29,524 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:40:29,524 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:40:29,525 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:40:29,525 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:40:29,525 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-23 15:40:29,525 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:40:29,526 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:40:29,526 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:40:29,527 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-11-23 15:40:29,527 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-11-23 15:40:29,528 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-11-23 15:40:29,528 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:40:29,528 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:40:29,528 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:40:29,528 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:40:29,529 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:40:29,529 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:40:29,529 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:40:29,529 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:40:29,530 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:40:29,530 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:40:29,530 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:40:29,531 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:40:29,531 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:40:29,531 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:40:29,531 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:40:29,532 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:40:29,532 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_6ec133e2-5dfa-488c-a5d8-0d9c1d864ad8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ec133e2-5dfa-488c-a5d8-0d9c1d864ad8/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8acf23346fce853ea7f29f138c9c8af6d9070a3261dcb0ee52337c4f25e22e59 [2021-11-23 15:40:29,948 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:40:29,974 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:40:29,977 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:40:29,978 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:40:29,979 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:40:29,981 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ec133e2-5dfa-488c-a5d8-0d9c1d864ad8/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outl_p.i [2021-11-23 15:40:30,060 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ec133e2-5dfa-488c-a5d8-0d9c1d864ad8/bin/ukojak-CwSLpZB5Qu/data/6a743a2fd/4bd4e344cd1a497fb9cf1fd5fecb40a9/FLAG3dc88fe37 [2021-11-23 15:40:30,931 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:40:30,932 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ec133e2-5dfa-488c-a5d8-0d9c1d864ad8/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outl_p.i [2021-11-23 15:40:30,962 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ec133e2-5dfa-488c-a5d8-0d9c1d864ad8/bin/ukojak-CwSLpZB5Qu/data/6a743a2fd/4bd4e344cd1a497fb9cf1fd5fecb40a9/FLAG3dc88fe37 [2021-11-23 15:40:30,996 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ec133e2-5dfa-488c-a5d8-0d9c1d864ad8/bin/ukojak-CwSLpZB5Qu/data/6a743a2fd/4bd4e344cd1a497fb9cf1fd5fecb40a9 [2021-11-23 15:40:31,000 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:40:31,001 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:40:31,006 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:40:31,006 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:40:31,009 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:40:31,010 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:40:30" (1/1) ... [2021-11-23 15:40:31,013 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@be0fb41 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:40:31, skipping insertion in model container [2021-11-23 15:40:31,013 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:40:30" (1/1) ... [2021-11-23 15:40:31,034 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:40:31,105 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:40:31,336 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_6ec133e2-5dfa-488c-a5d8-0d9c1d864ad8/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outl_p.i[458,471] [2021-11-23 15:40:32,461 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:40:32,532 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-11-23 15:40:32,558 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:40:32,561 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_6ec133e2-5dfa-488c-a5d8-0d9c1d864ad8/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outl_p.i[458,471] [2021-11-23 15:40:32,846 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:40:32,890 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:40:32,902 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_6ec133e2-5dfa-488c-a5d8-0d9c1d864ad8/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outl_p.i[458,471] [2021-11-23 15:40:33,171 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:40:33,379 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:40:33,379 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:40:33 WrapperNode [2021-11-23 15:40:33,379 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:40:33,381 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:40:33,381 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:40:33,381 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:40:33,388 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:40:33" (1/1) ... [2021-11-23 15:40:33,466 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:40:33" (1/1) ... [2021-11-23 15:40:33,589 INFO L137 Inliner]: procedures = 482, calls = 839, calls flagged for inlining = 201, calls inlined = 246, statements flattened = 1740 [2021-11-23 15:40:33,590 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:40:33,590 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:40:33,591 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:40:33,591 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:40:33,614 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:40:33" (1/1) ... [2021-11-23 15:40:33,614 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:40:33" (1/1) ... [2021-11-23 15:40:33,643 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:40:33" (1/1) ... [2021-11-23 15:40:33,645 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:40:33" (1/1) ... [2021-11-23 15:40:33,723 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:40:33" (1/1) ... [2021-11-23 15:40:33,737 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:40:33" (1/1) ... [2021-11-23 15:40:33,749 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:40:33" (1/1) ... [2021-11-23 15:40:33,769 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:40:33,770 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:40:33,770 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:40:33,771 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:40:33,771 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:40:33" (1/1) ... [2021-11-23 15:40:33,778 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:40:33,791 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ec133e2-5dfa-488c-a5d8-0d9c1d864ad8/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:40:33,819 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ec133e2-5dfa-488c-a5d8-0d9c1d864ad8/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:40:33,867 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ec133e2-5dfa-488c-a5d8-0d9c1d864ad8/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:40:33,889 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:40:33,889 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2 [2021-11-23 15:40:33,889 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:40:33,889 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2021-11-23 15:40:33,890 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 15:40:33,890 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:40:33,890 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 15:40:33,890 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:40:33,890 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:40:33,890 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2021-11-23 15:40:33,890 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-11-23 15:40:33,891 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2021-11-23 15:40:33,891 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-11-23 15:40:33,891 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 15:40:33,891 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 15:40:33,892 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2021-11-23 15:40:33,892 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2021-11-23 15:40:33,892 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2021-11-23 15:40:33,892 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-23 15:40:33,892 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-23 15:40:33,892 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2021-11-23 15:40:34,350 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:40:34,351 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:40:45,738 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:40:46,053 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$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 15:40:46,060 INFO L158 Benchmark]: Toolchain (without parser) took 15057.12ms. Allocated memory was 88.1MB in the beginning and 163.6MB in the end (delta: 75.5MB). Free memory was 48.1MB in the beginning and 30.2MB in the end (delta: 18.0MB). Peak memory consumption was 104.0MB. Max. memory is 16.1GB. [2021-11-23 15:40:46,061 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 88.1MB. Free memory was 69.3MB in the beginning and 69.1MB in the end (delta: 136.4kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:40:46,062 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2374.08ms. Allocated memory was 88.1MB in the beginning and 109.1MB in the end (delta: 21.0MB). Free memory was 48.0MB in the beginning and 67.3MB in the end (delta: -19.3MB). Peak memory consumption was 39.4MB. Max. memory is 16.1GB. [2021-11-23 15:40:46,083 INFO L158 Benchmark]: Boogie Procedure Inliner took 209.08ms. Allocated memory is still 109.1MB. Free memory was 67.3MB in the beginning and 54.8MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-11-23 15:40:46,084 INFO L158 Benchmark]: Boogie Preprocessor took 179.02ms. Allocated memory is still 109.1MB. Free memory was 54.8MB in the beginning and 44.8MB in the end (delta: 9.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-23 15:40:46,085 INFO L158 Benchmark]: RCFGBuilder took 12287.61ms. Allocated memory was 109.1MB in the beginning and 163.6MB in the end (delta: 54.5MB). Free memory was 44.8MB in the beginning and 30.2MB in the end (delta: 14.7MB). Peak memory consumption was 75.1MB. Max. memory is 16.1GB. [2021-11-23 15:40:46,088 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35ms. Allocated memory is still 88.1MB. Free memory was 69.3MB in the beginning and 69.1MB in the end (delta: 136.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2374.08ms. Allocated memory was 88.1MB in the beginning and 109.1MB in the end (delta: 21.0MB). Free memory was 48.0MB in the beginning and 67.3MB in the end (delta: -19.3MB). Peak memory consumption was 39.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 209.08ms. Allocated memory is still 109.1MB. Free memory was 67.3MB in the beginning and 54.8MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Preprocessor took 179.02ms. Allocated memory is still 109.1MB. Free memory was 54.8MB in the beginning and 44.8MB in the end (delta: 9.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * RCFGBuilder took 12287.61ms. Allocated memory was 109.1MB in the beginning and 163.6MB in the end (delta: 54.5MB). Free memory was 44.8MB in the beginning and 30.2MB in the end (delta: 14.7MB). Peak memory consumption was 75.1MB. 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 15:40:46,150 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ec133e2-5dfa-488c-a5d8-0d9c1d864ad8/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