./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/ldv-memsafety/memleaks_test12-2.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_d1ce1697-e692-4f03-8a02-b3f1bcdecd6f/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1ce1697-e692-4f03-8a02-b3f1bcdecd6f/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_d1ce1697-e692-4f03-8a02-b3f1bcdecd6f/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1ce1697-e692-4f03-8a02-b3f1bcdecd6f/bin/ukojak-CwSLpZB5Qu/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/ldv-memsafety/memleaks_test12-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1ce1697-e692-4f03-8a02-b3f1bcdecd6f/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_d1ce1697-e692-4f03-8a02-b3f1bcdecd6f/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 7f08d75c904d21d6573220c7737d451cd978e8a22a153e855f8d685d88a1eb60 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:31:30,401 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:31:30,404 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:31:30,493 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:31:30,494 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:31:30,500 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:31:30,503 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:31:30,508 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:31:30,512 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:31:30,520 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:31:30,521 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:31:30,524 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:31:30,524 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:31:30,528 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:31:30,530 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:31:30,537 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:31:30,539 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:31:30,540 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:31:30,544 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:31:30,554 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:31:30,556 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:31:30,558 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:31:30,562 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:31:30,563 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:31:30,575 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:31:30,575 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:31:30,576 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:31:30,579 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:31:30,582 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:31:30,584 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:31:30,585 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:31:30,586 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:31:30,589 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:31:30,591 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:31:30,593 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:31:30,593 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:31:30,594 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:31:30,594 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:31:30,595 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:31:30,596 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:31:30,597 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:31:30,598 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1ce1697-e692-4f03-8a02-b3f1bcdecd6f/bin/ukojak-CwSLpZB5Qu/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2021-11-23 15:31:30,643 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:31:30,643 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:31:30,645 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:31:30,645 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:31:30,646 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:31:30,646 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:31:30,646 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-23 15:31:30,647 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:31:30,647 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:31:30,647 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:31:30,647 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-11-23 15:31:30,648 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-11-23 15:31:30,648 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-11-23 15:31:30,648 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:31:30,649 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:31:30,649 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:31:30,649 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:31:30,649 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:31:30,650 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:31:30,650 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:31:30,650 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:31:30,651 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:31:30,651 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:31:30,651 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:31:30,651 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_d1ce1697-e692-4f03-8a02-b3f1bcdecd6f/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1ce1697-e692-4f03-8a02-b3f1bcdecd6f/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7f08d75c904d21d6573220c7737d451cd978e8a22a153e855f8d685d88a1eb60 [2021-11-23 15:31:31,036 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:31:31,074 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:31:31,078 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:31:31,079 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:31:31,080 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:31:31,082 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1ce1697-e692-4f03-8a02-b3f1bcdecd6f/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/ldv-memsafety/memleaks_test12-2.i [2021-11-23 15:31:31,158 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1ce1697-e692-4f03-8a02-b3f1bcdecd6f/bin/ukojak-CwSLpZB5Qu/data/f3c896b6c/f41c4efa493f450ba2fae57f75ced8ca/FLAGcb5881732 [2021-11-23 15:31:31,986 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:31:31,986 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1ce1697-e692-4f03-8a02-b3f1bcdecd6f/sv-benchmarks/c/ldv-memsafety/memleaks_test12-2.i [2021-11-23 15:31:32,005 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1ce1697-e692-4f03-8a02-b3f1bcdecd6f/bin/ukojak-CwSLpZB5Qu/data/f3c896b6c/f41c4efa493f450ba2fae57f75ced8ca/FLAGcb5881732 [2021-11-23 15:31:32,192 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1ce1697-e692-4f03-8a02-b3f1bcdecd6f/bin/ukojak-CwSLpZB5Qu/data/f3c896b6c/f41c4efa493f450ba2fae57f75ced8ca [2021-11-23 15:31:32,196 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:31:32,198 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:31:32,202 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:31:32,203 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:31:32,207 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:31:32,208 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:31:32" (1/1) ... [2021-11-23 15:31:32,209 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5ea3b1a0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:31:32, skipping insertion in model container [2021-11-23 15:31:32,213 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:31:32" (1/1) ... [2021-11-23 15:31:32,226 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:31:32,318 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:31:32,903 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:31:32,925 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:31:33,034 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:31:33,078 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:31:33,079 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:31:33 WrapperNode [2021-11-23 15:31:33,079 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:31:33,081 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:31:33,081 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:31:33,081 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:31:33,090 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:31:33" (1/1) ... [2021-11-23 15:31:33,120 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:31:33" (1/1) ... [2021-11-23 15:31:33,193 INFO L137 Inliner]: procedures = 174, calls = 145, calls flagged for inlining = 51, calls inlined = 35, statements flattened = 503 [2021-11-23 15:31:33,194 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:31:33,195 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:31:33,196 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:31:33,196 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:31:33,207 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:31:33" (1/1) ... [2021-11-23 15:31:33,207 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:31:33" (1/1) ... [2021-11-23 15:31:33,220 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:31:33" (1/1) ... [2021-11-23 15:31:33,221 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:31:33" (1/1) ... [2021-11-23 15:31:33,256 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:31:33" (1/1) ... [2021-11-23 15:31:33,265 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:31:33" (1/1) ... [2021-11-23 15:31:33,271 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:31:33" (1/1) ... [2021-11-23 15:31:33,282 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:31:33,283 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:31:33,284 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:31:33,284 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:31:33,285 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:31:33" (1/1) ... [2021-11-23 15:31:33,295 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:31:33,326 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1ce1697-e692-4f03-8a02-b3f1bcdecd6f/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:31:33,359 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1ce1697-e692-4f03-8a02-b3f1bcdecd6f/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:31:33,362 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1ce1697-e692-4f03-8a02-b3f1bcdecd6f/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:31:33,421 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-11-23 15:31:33,421 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-11-23 15:31:33,421 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-11-23 15:31:33,422 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-23 15:31:33,423 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 15:31:33,424 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 15:31:33,424 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:31:33,424 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 15:31:33,425 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 15:31:33,426 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 15:31:33,426 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:31:33,426 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-23 15:31:33,427 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:31:33,427 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-11-23 15:31:33,427 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:31:33,428 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:31:33,823 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:31:33,825 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:31:35,004 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:31:35,127 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$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 15:31:35,135 INFO L158 Benchmark]: Toolchain (without parser) took 2933.70ms. Allocated memory is still 136.3MB. Free memory was 105.3MB in the beginning and 81.7MB in the end (delta: 23.6MB). Peak memory consumption was 47.6MB. Max. memory is 16.1GB. [2021-11-23 15:31:35,136 INFO L158 Benchmark]: CDTParser took 0.39ms. Allocated memory is still 81.8MB. Free memory is still 38.0MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:31:35,137 INFO L158 Benchmark]: CACSL2BoogieTranslator took 877.68ms. Allocated memory is still 136.3MB. Free memory was 104.9MB in the beginning and 98.2MB in the end (delta: 6.7MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-23 15:31:35,140 INFO L158 Benchmark]: Boogie Procedure Inliner took 113.67ms. Allocated memory is still 136.3MB. Free memory was 98.2MB in the beginning and 94.0MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-23 15:31:35,141 INFO L158 Benchmark]: Boogie Preprocessor took 87.12ms. Allocated memory is still 136.3MB. Free memory was 94.0MB in the beginning and 90.2MB in the end (delta: 3.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-23 15:31:35,142 INFO L158 Benchmark]: RCFGBuilder took 1847.84ms. Allocated memory is still 136.3MB. Free memory was 90.2MB in the beginning and 81.7MB in the end (delta: 8.5MB). Peak memory consumption was 35.5MB. Max. memory is 16.1GB. [2021-11-23 15:31:35,154 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39ms. Allocated memory is still 81.8MB. Free memory is still 38.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 877.68ms. Allocated memory is still 136.3MB. Free memory was 104.9MB in the beginning and 98.2MB in the end (delta: 6.7MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 113.67ms. Allocated memory is still 136.3MB. Free memory was 98.2MB in the beginning and 94.0MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 87.12ms. Allocated memory is still 136.3MB. Free memory was 94.0MB in the beginning and 90.2MB in the end (delta: 3.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1847.84ms. Allocated memory is still 136.3MB. Free memory was 90.2MB in the beginning and 81.7MB in the end (delta: 8.5MB). Peak memory consumption was 35.5MB. 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 15:31:35,207 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1ce1697-e692-4f03-8a02-b3f1bcdecd6f/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_d1ce1697-e692-4f03-8a02-b3f1bcdecd6f/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1ce1697-e692-4f03-8a02-b3f1bcdecd6f/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_d1ce1697-e692-4f03-8a02-b3f1bcdecd6f/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1ce1697-e692-4f03-8a02-b3f1bcdecd6f/bin/ukojak-CwSLpZB5Qu/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/ldv-memsafety/memleaks_test12-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1ce1697-e692-4f03-8a02-b3f1bcdecd6f/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_d1ce1697-e692-4f03-8a02-b3f1bcdecd6f/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 7f08d75c904d21d6573220c7737d451cd978e8a22a153e855f8d685d88a1eb60 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:31:38,389 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:31:38,394 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:31:38,463 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:31:38,464 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:31:38,471 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:31:38,473 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:31:38,482 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:31:38,486 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:31:38,496 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:31:38,502 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:31:38,504 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:31:38,505 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:31:38,507 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:31:38,511 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:31:38,514 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:31:38,516 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:31:38,518 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:31:38,525 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:31:38,528 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:31:38,536 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:31:38,538 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:31:38,541 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:31:38,544 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:31:38,552 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:31:38,553 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:31:38,554 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:31:38,556 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:31:38,557 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:31:38,559 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:31:38,560 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:31:38,561 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:31:38,564 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:31:38,565 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:31:38,567 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:31:38,568 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:31:38,569 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:31:38,570 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:31:38,570 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:31:38,573 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:31:38,574 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:31:38,575 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1ce1697-e692-4f03-8a02-b3f1bcdecd6f/bin/ukojak-CwSLpZB5Qu/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf [2021-11-23 15:31:38,649 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:31:38,649 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:31:38,653 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:31:38,653 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:31:38,654 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:31:38,654 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:31:38,655 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-23 15:31:38,655 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:31:38,655 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:31:38,655 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:31:38,657 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-11-23 15:31:38,657 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-11-23 15:31:38,658 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-11-23 15:31:38,658 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:31:38,658 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:31:38,659 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:31:38,659 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:31:38,659 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:31:38,660 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:31:38,660 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:31:38,660 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:31:38,661 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:31:38,661 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:31:38,662 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:31:38,662 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:31:38,662 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:31:38,663 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:31:38,663 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:31:38,663 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:31:38,664 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_d1ce1697-e692-4f03-8a02-b3f1bcdecd6f/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1ce1697-e692-4f03-8a02-b3f1bcdecd6f/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7f08d75c904d21d6573220c7737d451cd978e8a22a153e855f8d685d88a1eb60 [2021-11-23 15:31:39,193 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:31:39,242 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:31:39,246 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:31:39,248 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:31:39,250 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:31:39,252 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1ce1697-e692-4f03-8a02-b3f1bcdecd6f/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/ldv-memsafety/memleaks_test12-2.i [2021-11-23 15:31:39,345 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1ce1697-e692-4f03-8a02-b3f1bcdecd6f/bin/ukojak-CwSLpZB5Qu/data/62a3854c1/90910418ee99449991d8b4669ee56f98/FLAGcdb476ee8 [2021-11-23 15:31:40,136 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:31:40,138 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1ce1697-e692-4f03-8a02-b3f1bcdecd6f/sv-benchmarks/c/ldv-memsafety/memleaks_test12-2.i [2021-11-23 15:31:40,160 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1ce1697-e692-4f03-8a02-b3f1bcdecd6f/bin/ukojak-CwSLpZB5Qu/data/62a3854c1/90910418ee99449991d8b4669ee56f98/FLAGcdb476ee8 [2021-11-23 15:31:40,332 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1ce1697-e692-4f03-8a02-b3f1bcdecd6f/bin/ukojak-CwSLpZB5Qu/data/62a3854c1/90910418ee99449991d8b4669ee56f98 [2021-11-23 15:31:40,337 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:31:40,340 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:31:40,345 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:31:40,345 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:31:40,349 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:31:40,351 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:31:40" (1/1) ... [2021-11-23 15:31:40,353 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@24053944 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:31:40, skipping insertion in model container [2021-11-23 15:31:40,354 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:31:40" (1/1) ... [2021-11-23 15:31:40,363 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:31:40,449 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:31:41,151 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:31:41,178 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-11-23 15:31:41,194 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:31:41,266 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:31:41,284 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:31:41,408 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:31:41,505 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:31:41,506 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:31:41 WrapperNode [2021-11-23 15:31:41,506 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:31:41,508 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:31:41,508 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:31:41,509 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:31:41,519 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:31:41" (1/1) ... [2021-11-23 15:31:41,559 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:31:41" (1/1) ... [2021-11-23 15:31:41,629 INFO L137 Inliner]: procedures = 179, calls = 145, calls flagged for inlining = 51, calls inlined = 35, statements flattened = 488 [2021-11-23 15:31:41,630 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:31:41,631 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:31:41,631 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:31:41,632 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:31:41,643 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:31:41" (1/1) ... [2021-11-23 15:31:41,654 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:31:41" (1/1) ... [2021-11-23 15:31:41,667 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:31:41" (1/1) ... [2021-11-23 15:31:41,681 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:31:41" (1/1) ... [2021-11-23 15:31:41,748 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:31:41" (1/1) ... [2021-11-23 15:31:41,757 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:31:41" (1/1) ... [2021-11-23 15:31:41,762 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:31:41" (1/1) ... [2021-11-23 15:31:41,787 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:31:41,788 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:31:41,788 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:31:41,788 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:31:41,789 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:31:41" (1/1) ... [2021-11-23 15:31:41,797 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:31:41,815 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1ce1697-e692-4f03-8a02-b3f1bcdecd6f/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:31:41,835 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1ce1697-e692-4f03-8a02-b3f1bcdecd6f/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:31:41,854 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1ce1697-e692-4f03-8a02-b3f1bcdecd6f/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:31:41,897 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2021-11-23 15:31:41,899 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-11-23 15:31:41,899 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-11-23 15:31:41,899 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-11-23 15:31:41,899 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2021-11-23 15:31:41,900 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2021-11-23 15:31:41,900 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 15:31:41,900 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:31:41,900 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 15:31:41,901 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 15:31:41,901 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4 [2021-11-23 15:31:41,902 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 15:31:41,902 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2021-11-23 15:31:41,902 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:31:41,902 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-23 15:31:41,903 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2021-11-23 15:31:41,903 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1 [2021-11-23 15:31:41,903 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:31:41,903 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:31:42,279 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:31:42,282 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:31:44,567 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:31:44,698 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$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 15:31:44,709 INFO L158 Benchmark]: Toolchain (without parser) took 4366.16ms. Allocated memory was 58.7MB in the beginning and 81.8MB in the end (delta: 23.1MB). Free memory was 36.9MB in the beginning and 32.9MB in the end (delta: 4.0MB). Peak memory consumption was 31.8MB. Max. memory is 16.1GB. [2021-11-23 15:31:44,709 INFO L158 Benchmark]: CDTParser took 0.39ms. Allocated memory is still 58.7MB. Free memory is still 40.0MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:31:44,712 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1162.45ms. Allocated memory was 58.7MB in the beginning and 81.8MB in the end (delta: 23.1MB). Free memory was 36.7MB in the beginning and 57.8MB in the end (delta: -21.1MB). Peak memory consumption was 17.1MB. Max. memory is 16.1GB. [2021-11-23 15:31:44,713 INFO L158 Benchmark]: Boogie Procedure Inliner took 122.32ms. Allocated memory is still 81.8MB. Free memory was 57.8MB in the beginning and 53.3MB in the end (delta: 4.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-23 15:31:44,714 INFO L158 Benchmark]: Boogie Preprocessor took 155.80ms. Allocated memory is still 81.8MB. Free memory was 53.3MB in the beginning and 49.1MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-23 15:31:44,717 INFO L158 Benchmark]: RCFGBuilder took 2917.01ms. Allocated memory is still 81.8MB. Free memory was 49.1MB in the beginning and 32.9MB in the end (delta: 16.2MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2021-11-23 15:31:44,727 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39ms. Allocated memory is still 58.7MB. Free memory is still 40.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1162.45ms. Allocated memory was 58.7MB in the beginning and 81.8MB in the end (delta: 23.1MB). Free memory was 36.7MB in the beginning and 57.8MB in the end (delta: -21.1MB). Peak memory consumption was 17.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 122.32ms. Allocated memory is still 81.8MB. Free memory was 57.8MB in the beginning and 53.3MB in the end (delta: 4.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 155.80ms. Allocated memory is still 81.8MB. Free memory was 53.3MB in the beginning and 49.1MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 2917.01ms. Allocated memory is still 81.8MB. Free memory was 49.1MB in the beginning and 32.9MB in the end (delta: 16.2MB). Peak memory consumption was 21.0MB. 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 15:31:44,808 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1ce1697-e692-4f03-8a02-b3f1bcdecd6f/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