./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outl.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_5c3bc603-a5f9-4444-bf84-04636fe7ad70/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3bc603-a5f9-4444-bf84-04636fe7ad70/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_5c3bc603-a5f9-4444-bf84-04636fe7ad70/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3bc603-a5f9-4444-bf84-04636fe7ad70/bin/ukojak-CwSLpZB5Qu/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outl.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3bc603-a5f9-4444-bf84-04636fe7ad70/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_5c3bc603-a5f9-4444-bf84-04636fe7ad70/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 345f2c82068eea48aca6314e15d35413af585b08222f0693277bcfbc8625f6ae --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:01:36,846 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:01:36,853 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:01:36,913 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:01:36,914 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:01:36,919 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:01:36,921 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:01:36,925 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:01:36,928 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:01:36,934 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:01:36,935 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:01:36,937 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:01:36,938 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:01:36,941 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:01:36,943 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:01:36,947 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:01:36,950 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:01:36,951 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:01:36,953 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:01:36,961 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:01:36,964 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:01:36,965 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:01:36,968 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:01:36,970 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:01:36,979 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:01:36,979 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:01:36,980 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:01:36,982 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:01:36,983 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:01:36,984 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:01:36,985 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:01:36,986 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:01:36,988 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:01:36,990 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:01:36,991 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:01:36,992 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:01:36,993 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:01:36,993 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:01:36,993 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:01:36,994 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:01:36,995 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:01:36,996 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3bc603-a5f9-4444-bf84-04636fe7ad70/bin/ukojak-CwSLpZB5Qu/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2021-11-23 15:01:37,037 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:01:37,038 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:01:37,039 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:01:37,039 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:01:37,040 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:01:37,043 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:01:37,043 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-23 15:01:37,043 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:01:37,044 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:01:37,044 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:01:37,045 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-11-23 15:01:37,045 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-11-23 15:01:37,046 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-11-23 15:01:37,046 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:01:37,046 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:01:37,046 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:01:37,047 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:01:37,047 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:01:37,047 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:01:37,047 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:01:37,048 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:01:37,048 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:01:37,048 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:01:37,049 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:01:37,049 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_5c3bc603-a5f9-4444-bf84-04636fe7ad70/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3bc603-a5f9-4444-bf84-04636fe7ad70/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 345f2c82068eea48aca6314e15d35413af585b08222f0693277bcfbc8625f6ae [2021-11-23 15:01:37,355 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:01:37,379 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:01:37,382 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:01:37,384 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:01:37,385 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:01:37,386 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3bc603-a5f9-4444-bf84-04636fe7ad70/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outl.i [2021-11-23 15:01:37,472 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3bc603-a5f9-4444-bf84-04636fe7ad70/bin/ukojak-CwSLpZB5Qu/data/3741b4087/46380b5af2244630b0bea85d2262c4f7/FLAG31a8958a5 [2021-11-23 15:01:38,182 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:01:38,183 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3bc603-a5f9-4444-bf84-04636fe7ad70/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outl.i [2021-11-23 15:01:38,221 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3bc603-a5f9-4444-bf84-04636fe7ad70/bin/ukojak-CwSLpZB5Qu/data/3741b4087/46380b5af2244630b0bea85d2262c4f7/FLAG31a8958a5 [2021-11-23 15:01:38,311 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3bc603-a5f9-4444-bf84-04636fe7ad70/bin/ukojak-CwSLpZB5Qu/data/3741b4087/46380b5af2244630b0bea85d2262c4f7 [2021-11-23 15:01:38,315 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:01:38,317 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:01:38,322 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:01:38,322 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:01:38,325 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:01:38,326 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:01:38" (1/1) ... [2021-11-23 15:01:38,328 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2ea82b6d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:38, skipping insertion in model container [2021-11-23 15:01:38,328 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:01:38" (1/1) ... [2021-11-23 15:01:38,336 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:01:38,417 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:01:38,640 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_5c3bc603-a5f9-4444-bf84-04636fe7ad70/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outl.i[456,469] [2021-11-23 15:01:39,772 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:01:39,803 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:01:39,833 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_5c3bc603-a5f9-4444-bf84-04636fe7ad70/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outl.i[456,469] [2021-11-23 15:01:40,028 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:01:40,175 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:01:40,186 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:40 WrapperNode [2021-11-23 15:01:40,186 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:01:40,188 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:01:40,189 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:01:40,189 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:01:40,198 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:40" (1/1) ... [2021-11-23 15:01:40,327 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:40" (1/1) ... [2021-11-23 15:01:40,445 INFO L137 Inliner]: procedures = 474, calls = 839, calls flagged for inlining = 201, calls inlined = 246, statements flattened = 1803 [2021-11-23 15:01:40,446 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:01:40,447 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:01:40,447 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:01:40,447 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:01:40,456 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:40" (1/1) ... [2021-11-23 15:01:40,457 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:40" (1/1) ... [2021-11-23 15:01:40,469 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:40" (1/1) ... [2021-11-23 15:01:40,470 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:40" (1/1) ... [2021-11-23 15:01:40,521 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:40" (1/1) ... [2021-11-23 15:01:40,532 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:40" (1/1) ... [2021-11-23 15:01:40,540 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:40" (1/1) ... [2021-11-23 15:01:40,580 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:01:40,581 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:01:40,582 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:01:40,582 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:01:40,583 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:40" (1/1) ... [2021-11-23 15:01:40,598 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:01:40,610 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3bc603-a5f9-4444-bf84-04636fe7ad70/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:01:40,626 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3bc603-a5f9-4444-bf84-04636fe7ad70/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:01:40,649 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3bc603-a5f9-4444-bf84-04636fe7ad70/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:01:40,675 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:01:40,675 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-11-23 15:01:40,676 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-23 15:01:40,676 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 15:01:40,676 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:01:40,676 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 15:01:40,676 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:01:40,677 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:01:40,677 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-11-23 15:01:40,677 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 15:01:40,677 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 15:01:40,677 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-23 15:01:40,677 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 15:01:40,678 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:01:41,125 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:01:41,127 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:01:43,985 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:01:44,250 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$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 15:01:44,255 INFO L158 Benchmark]: Toolchain (without parser) took 5936.25ms. Allocated memory was 100.7MB in the beginning and 174.1MB in the end (delta: 73.4MB). Free memory was 61.0MB in the beginning and 114.4MB in the end (delta: -53.4MB). Peak memory consumption was 98.1MB. Max. memory is 16.1GB. [2021-11-23 15:01:44,256 INFO L158 Benchmark]: CDTParser took 0.58ms. Allocated memory is still 100.7MB. Free memory was 76.9MB in the beginning and 76.8MB in the end (delta: 28.4kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:01:44,256 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1865.51ms. Allocated memory was 100.7MB in the beginning and 130.0MB in the end (delta: 29.4MB). Free memory was 60.8MB in the beginning and 94.2MB in the end (delta: -33.4MB). Peak memory consumption was 46.8MB. Max. memory is 16.1GB. [2021-11-23 15:01:44,257 INFO L158 Benchmark]: Boogie Procedure Inliner took 258.23ms. Allocated memory is still 130.0MB. Free memory was 94.2MB in the beginning and 81.6MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-11-23 15:01:44,258 INFO L158 Benchmark]: Boogie Preprocessor took 133.75ms. Allocated memory is still 130.0MB. Free memory was 81.6MB in the beginning and 72.5MB in the end (delta: 9.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-23 15:01:44,259 INFO L158 Benchmark]: RCFGBuilder took 3671.64ms. Allocated memory was 130.0MB in the beginning and 174.1MB in the end (delta: 44.0MB). Free memory was 72.5MB in the beginning and 114.4MB in the end (delta: -41.9MB). Peak memory consumption was 82.8MB. Max. memory is 16.1GB. [2021-11-23 15:01:44,262 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.58ms. Allocated memory is still 100.7MB. Free memory was 76.9MB in the beginning and 76.8MB in the end (delta: 28.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1865.51ms. Allocated memory was 100.7MB in the beginning and 130.0MB in the end (delta: 29.4MB). Free memory was 60.8MB in the beginning and 94.2MB in the end (delta: -33.4MB). Peak memory consumption was 46.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 258.23ms. Allocated memory is still 130.0MB. Free memory was 94.2MB in the beginning and 81.6MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Preprocessor took 133.75ms. Allocated memory is still 130.0MB. Free memory was 81.6MB in the beginning and 72.5MB in the end (delta: 9.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 3671.64ms. Allocated memory was 130.0MB in the beginning and 174.1MB in the end (delta: 44.0MB). Free memory was 72.5MB in the beginning and 114.4MB in the end (delta: -41.9MB). Peak memory consumption was 82.8MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:01:44,313 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3bc603-a5f9-4444-bf84-04636fe7ad70/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_5c3bc603-a5f9-4444-bf84-04636fe7ad70/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3bc603-a5f9-4444-bf84-04636fe7ad70/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_5c3bc603-a5f9-4444-bf84-04636fe7ad70/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3bc603-a5f9-4444-bf84-04636fe7ad70/bin/ukojak-CwSLpZB5Qu/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outl.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3bc603-a5f9-4444-bf84-04636fe7ad70/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_5c3bc603-a5f9-4444-bf84-04636fe7ad70/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 345f2c82068eea48aca6314e15d35413af585b08222f0693277bcfbc8625f6ae --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:01:46,775 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:01:46,778 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:01:46,831 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:01:46,831 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:01:46,836 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:01:46,837 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:01:46,842 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:01:46,845 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:01:46,851 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:01:46,855 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:01:46,857 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:01:46,857 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:01:46,860 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:01:46,862 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:01:46,867 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:01:46,868 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:01:46,869 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:01:46,871 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:01:46,879 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:01:46,881 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:01:46,883 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:01:46,885 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:01:46,887 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:01:46,896 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:01:46,897 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:01:46,897 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:01:46,899 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:01:46,900 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:01:46,901 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:01:46,902 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:01:46,903 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:01:46,905 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:01:46,906 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:01:46,907 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:01:46,908 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:01:46,909 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:01:46,909 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:01:46,909 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:01:46,911 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:01:46,912 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:01:46,913 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3bc603-a5f9-4444-bf84-04636fe7ad70/bin/ukojak-CwSLpZB5Qu/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf [2021-11-23 15:01:46,955 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:01:46,956 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:01:46,958 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:01:46,959 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:01:46,959 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:01:46,960 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:01:46,960 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-23 15:01:46,960 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:01:46,961 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:01:46,961 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:01:46,962 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-11-23 15:01:46,962 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-11-23 15:01:46,962 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-11-23 15:01:46,963 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:01:46,963 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:01:46,963 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:01:46,964 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:01:46,964 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:01:46,964 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:01:46,964 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:01:46,965 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:01:46,965 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:01:46,965 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:01:46,966 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:01:46,966 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:01:46,966 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:01:46,966 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:01:46,967 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:01:46,967 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:01:46,967 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_5c3bc603-a5f9-4444-bf84-04636fe7ad70/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3bc603-a5f9-4444-bf84-04636fe7ad70/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 345f2c82068eea48aca6314e15d35413af585b08222f0693277bcfbc8625f6ae [2021-11-23 15:01:47,378 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:01:47,402 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:01:47,406 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:01:47,408 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:01:47,409 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:01:47,410 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3bc603-a5f9-4444-bf84-04636fe7ad70/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outl.i [2021-11-23 15:01:47,484 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3bc603-a5f9-4444-bf84-04636fe7ad70/bin/ukojak-CwSLpZB5Qu/data/f1ef4fbbf/b46b9e8caa3a417dbac30442a148653f/FLAG0294cbb57 [2021-11-23 15:01:48,371 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:01:48,373 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3bc603-a5f9-4444-bf84-04636fe7ad70/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outl.i [2021-11-23 15:01:48,412 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3bc603-a5f9-4444-bf84-04636fe7ad70/bin/ukojak-CwSLpZB5Qu/data/f1ef4fbbf/b46b9e8caa3a417dbac30442a148653f/FLAG0294cbb57 [2021-11-23 15:01:48,496 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3bc603-a5f9-4444-bf84-04636fe7ad70/bin/ukojak-CwSLpZB5Qu/data/f1ef4fbbf/b46b9e8caa3a417dbac30442a148653f [2021-11-23 15:01:48,498 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:01:48,500 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:01:48,501 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:01:48,501 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:01:48,519 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:01:48,519 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:01:48" (1/1) ... [2021-11-23 15:01:48,521 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1ec8dbfe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:48, skipping insertion in model container [2021-11-23 15:01:48,521 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:01:48" (1/1) ... [2021-11-23 15:01:48,529 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:01:48,614 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:01:48,823 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_5c3bc603-a5f9-4444-bf84-04636fe7ad70/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outl.i[456,469] [2021-11-23 15:01:50,085 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:01:50,122 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-11-23 15:01:50,145 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:01:50,147 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_5c3bc603-a5f9-4444-bf84-04636fe7ad70/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outl.i[456,469] [2021-11-23 15:01:50,350 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:01:50,385 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:01:50,396 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_5c3bc603-a5f9-4444-bf84-04636fe7ad70/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outl.i[456,469] [2021-11-23 15:01:50,651 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:01:50,897 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:01:50,898 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:50 WrapperNode [2021-11-23 15:01:50,898 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:01:50,899 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:01:50,900 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:01:50,900 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:01:50,907 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:50" (1/1) ... [2021-11-23 15:01:51,018 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:50" (1/1) ... [2021-11-23 15:01:51,141 INFO L137 Inliner]: procedures = 482, calls = 839, calls flagged for inlining = 201, calls inlined = 246, statements flattened = 1740 [2021-11-23 15:01:51,142 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:01:51,143 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:01:51,143 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:01:51,143 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:01:51,152 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:50" (1/1) ... [2021-11-23 15:01:51,153 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:50" (1/1) ... [2021-11-23 15:01:51,163 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:50" (1/1) ... [2021-11-23 15:01:51,164 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:50" (1/1) ... [2021-11-23 15:01:51,243 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:50" (1/1) ... [2021-11-23 15:01:51,254 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:50" (1/1) ... [2021-11-23 15:01:51,277 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:50" (1/1) ... [2021-11-23 15:01:51,314 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:01:51,316 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:01:51,316 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:01:51,317 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:01:51,317 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:50" (1/1) ... [2021-11-23 15:01:51,324 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:01:51,335 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3bc603-a5f9-4444-bf84-04636fe7ad70/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:01:51,354 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3bc603-a5f9-4444-bf84-04636fe7ad70/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:01:51,382 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3bc603-a5f9-4444-bf84-04636fe7ad70/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:01:51,407 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:01:51,407 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2 [2021-11-23 15:01:51,407 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:01:51,407 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2021-11-23 15:01:51,408 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 15:01:51,408 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:01:51,408 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 15:01:51,408 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:01:51,408 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:01:51,408 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2021-11-23 15:01:51,409 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-11-23 15:01:51,409 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2021-11-23 15:01:51,409 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-11-23 15:01:51,409 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 15:01:51,409 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 15:01:51,409 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2021-11-23 15:01:51,410 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2021-11-23 15:01:51,410 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2021-11-23 15:01:51,410 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-23 15:01:51,410 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-23 15:01:51,410 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2021-11-23 15:01:51,861 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:01:51,863 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:02:03,662 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:02:04,005 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Set is immutable at de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.addBranchEncoders(TransFormulaBuilder.java:170) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.parallelComposition(TransFormulaUtils.java:337) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.ParallelComposition.(ParallelComposition.java:108) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CodeBlockFactory.constructParallelComposition(CodeBlockFactory.java:109) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.composeParallel(CfgBuilder.java:1792) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.(CfgBuilder.java:1653) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:280) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 15:02:04,011 INFO L158 Benchmark]: Toolchain (without parser) took 15510.48ms. Allocated memory was 69.2MB in the beginning and 159.4MB in the end (delta: 90.2MB). Free memory was 46.4MB in the beginning and 67.4MB in the end (delta: -20.9MB). Peak memory consumption was 124.8MB. Max. memory is 16.1GB. [2021-11-23 15:02:04,012 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 69.2MB. Free memory was 51.0MB in the beginning and 50.9MB in the end (delta: 95.9kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:02:04,014 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2397.40ms. Allocated memory was 69.2MB in the beginning and 113.2MB in the end (delta: 44.0MB). Free memory was 46.1MB in the beginning and 65.1MB in the end (delta: -19.0MB). Peak memory consumption was 43.5MB. Max. memory is 16.1GB. [2021-11-23 15:02:04,015 INFO L158 Benchmark]: Boogie Procedure Inliner took 242.89ms. Allocated memory is still 113.2MB. Free memory was 65.1MB in the beginning and 52.4MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-11-23 15:02:04,016 INFO L158 Benchmark]: Boogie Preprocessor took 171.06ms. Allocated memory is still 113.2MB. Free memory was 52.4MB in the beginning and 66.5MB in the end (delta: -14.0MB). Peak memory consumption was 11.6MB. Max. memory is 16.1GB. [2021-11-23 15:02:04,019 INFO L158 Benchmark]: RCFGBuilder took 12693.77ms. Allocated memory was 113.2MB in the beginning and 159.4MB in the end (delta: 46.1MB). Free memory was 66.5MB in the beginning and 67.4MB in the end (delta: -901.0kB). Peak memory consumption was 99.0MB. Max. memory is 16.1GB. [2021-11-23 15:02:04,024 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 69.2MB. Free memory was 51.0MB in the beginning and 50.9MB in the end (delta: 95.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2397.40ms. Allocated memory was 69.2MB in the beginning and 113.2MB in the end (delta: 44.0MB). Free memory was 46.1MB in the beginning and 65.1MB in the end (delta: -19.0MB). Peak memory consumption was 43.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 242.89ms. Allocated memory is still 113.2MB. Free memory was 65.1MB in the beginning and 52.4MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Preprocessor took 171.06ms. Allocated memory is still 113.2MB. Free memory was 52.4MB in the beginning and 66.5MB in the end (delta: -14.0MB). Peak memory consumption was 11.6MB. Max. memory is 16.1GB. * RCFGBuilder took 12693.77ms. Allocated memory was 113.2MB in the beginning and 159.4MB in the end (delta: 46.1MB). Free memory was 66.5MB in the beginning and 67.4MB in the end (delta: -901.0kB). Peak memory consumption was 99.0MB. 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 15:02:04,091 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3bc603-a5f9-4444-bf84-04636fe7ad70/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