./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_all.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_4121bc52-3f97-4cc4-91a3-fc58ec07800e/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4121bc52-3f97-4cc4-91a3-fc58ec07800e/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_4121bc52-3f97-4cc4-91a3-fc58ec07800e/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4121bc52-3f97-4cc4-91a3-fc58ec07800e/bin/ukojak-CwSLpZB5Qu/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_all.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4121bc52-3f97-4cc4-91a3-fc58ec07800e/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_4121bc52-3f97-4cc4-91a3-fc58ec07800e/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 a564ea576763c13bfd3673da7d9fb82b1799f9ec9208539e745949eb812373cd --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:03:41,645 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:03:41,648 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:03:41,714 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:03:41,716 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:03:41,726 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:03:41,730 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:03:41,736 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:03:41,740 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:03:41,749 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:03:41,750 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:03:41,753 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:03:41,753 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:03:41,757 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:03:41,760 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:03:41,767 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:03:41,768 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:03:41,772 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:03:41,777 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:03:41,783 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:03:41,785 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:03:41,787 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:03:41,789 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:03:41,790 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:03:41,794 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:03:41,795 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:03:41,795 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:03:41,797 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:03:41,797 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:03:41,799 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:03:41,799 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:03:41,800 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:03:41,802 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:03:41,803 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:03:41,804 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:03:41,805 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:03:41,806 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:03:41,806 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:03:41,807 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:03:41,808 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:03:41,809 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:03:41,810 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4121bc52-3f97-4cc4-91a3-fc58ec07800e/bin/ukojak-CwSLpZB5Qu/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2021-11-23 15:03:41,853 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:03:41,854 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:03:41,855 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:03:41,856 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:03:41,856 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:03:41,856 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:03:41,856 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-23 15:03:41,857 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:03:41,857 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:03:41,857 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:03:41,858 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-11-23 15:03:41,858 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-11-23 15:03:41,858 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-11-23 15:03:41,858 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:03:41,859 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:03:41,859 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:03:41,859 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:03:41,860 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:03:41,860 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:03:41,860 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:03:41,860 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:03:41,861 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:03:41,861 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:03:41,861 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:03:41,862 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_4121bc52-3f97-4cc4-91a3-fc58ec07800e/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4121bc52-3f97-4cc4-91a3-fc58ec07800e/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a564ea576763c13bfd3673da7d9fb82b1799f9ec9208539e745949eb812373cd [2021-11-23 15:03:42,160 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:03:42,194 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:03:42,197 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:03:42,199 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:03:42,200 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:03:42,201 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4121bc52-3f97-4cc4-91a3-fc58ec07800e/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_all.i [2021-11-23 15:03:42,311 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4121bc52-3f97-4cc4-91a3-fc58ec07800e/bin/ukojak-CwSLpZB5Qu/data/38c711a8f/f0db52996c5044b2b19deab7a255543a/FLAG282f225b2 [2021-11-23 15:03:43,180 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:03:43,183 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4121bc52-3f97-4cc4-91a3-fc58ec07800e/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_all.i [2021-11-23 15:03:43,240 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4121bc52-3f97-4cc4-91a3-fc58ec07800e/bin/ukojak-CwSLpZB5Qu/data/38c711a8f/f0db52996c5044b2b19deab7a255543a/FLAG282f225b2 [2021-11-23 15:03:43,698 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4121bc52-3f97-4cc4-91a3-fc58ec07800e/bin/ukojak-CwSLpZB5Qu/data/38c711a8f/f0db52996c5044b2b19deab7a255543a [2021-11-23 15:03:43,703 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:03:43,706 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:03:43,708 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:03:43,708 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:03:43,712 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:03:43,713 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:03:43" (1/1) ... [2021-11-23 15:03:43,715 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@bf1b845 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:43, skipping insertion in model container [2021-11-23 15:03:43,719 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:03:43" (1/1) ... [2021-11-23 15:03:43,729 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:03:43,861 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:03:44,131 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_4121bc52-3f97-4cc4-91a3-fc58ec07800e/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_all.i[452,465] [2021-11-23 15:03:45,766 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:03:45,827 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:03:45,841 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_4121bc52-3f97-4cc4-91a3-fc58ec07800e/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_all.i[452,465] [2021-11-23 15:03:46,123 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:03:46,263 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:03:46,264 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:46 WrapperNode [2021-11-23 15:03:46,264 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:03:46,266 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:03:46,266 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:03:46,266 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:03:46,276 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:46" (1/1) ... [2021-11-23 15:03:46,352 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:46" (1/1) ... [2021-11-23 15:03:46,547 INFO L137 Inliner]: procedures = 476, calls = 866, calls flagged for inlining = 215, calls inlined = 308, statements flattened = 2373 [2021-11-23 15:03:46,548 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:03:46,551 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:03:46,551 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:03:46,551 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:03:46,564 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:46" (1/1) ... [2021-11-23 15:03:46,565 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:46" (1/1) ... [2021-11-23 15:03:46,609 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:46" (1/1) ... [2021-11-23 15:03:46,610 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:46" (1/1) ... [2021-11-23 15:03:46,706 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:46" (1/1) ... [2021-11-23 15:03:46,734 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:46" (1/1) ... [2021-11-23 15:03:46,745 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:46" (1/1) ... [2021-11-23 15:03:46,778 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:03:46,779 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:03:46,779 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:03:46,779 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:03:46,781 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:46" (1/1) ... [2021-11-23 15:03:46,790 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:03:46,808 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4121bc52-3f97-4cc4-91a3-fc58ec07800e/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:03:46,824 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4121bc52-3f97-4cc4-91a3-fc58ec07800e/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:03:46,848 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4121bc52-3f97-4cc4-91a3-fc58ec07800e/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:03:46,881 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:03:46,881 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-11-23 15:03:46,881 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-23 15:03:46,881 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 15:03:46,882 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:03:46,882 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 15:03:46,882 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:03:46,883 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:03:46,883 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-11-23 15:03:46,884 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 15:03:46,884 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 15:03:46,884 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-23 15:03:46,884 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 15:03:46,884 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:03:47,373 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:03:47,375 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:03:51,206 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:03:51,545 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Set is immutable at de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.addBranchEncoders(TransFormulaBuilder.java:170) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.parallelComposition(TransFormulaUtils.java:337) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.ParallelComposition.(ParallelComposition.java:108) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CodeBlockFactory.constructParallelComposition(CodeBlockFactory.java:109) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.composeParallel(CfgBuilder.java:1792) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.(CfgBuilder.java:1653) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:280) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 15:03:51,550 INFO L158 Benchmark]: Toolchain (without parser) took 7843.16ms. Allocated memory was 109.1MB in the beginning and 197.1MB in the end (delta: 88.1MB). Free memory was 66.9MB in the beginning and 132.6MB in the end (delta: -65.7MB). Peak memory consumption was 118.5MB. Max. memory is 16.1GB. [2021-11-23 15:03:51,551 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 109.1MB. Free memory is still 88.1MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:03:51,552 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2557.16ms. Allocated memory was 109.1MB in the beginning and 134.2MB in the end (delta: 25.2MB). Free memory was 66.7MB in the beginning and 56.3MB in the end (delta: 10.4MB). Peak memory consumption was 40.7MB. Max. memory is 16.1GB. [2021-11-23 15:03:51,553 INFO L158 Benchmark]: Boogie Procedure Inliner took 284.14ms. Allocated memory is still 134.2MB. Free memory was 56.3MB in the beginning and 87.1MB in the end (delta: -30.8MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-11-23 15:03:51,554 INFO L158 Benchmark]: Boogie Preprocessor took 227.50ms. Allocated memory is still 134.2MB. Free memory was 87.1MB in the beginning and 76.6MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-23 15:03:51,555 INFO L158 Benchmark]: RCFGBuilder took 4768.93ms. Allocated memory was 134.2MB in the beginning and 197.1MB in the end (delta: 62.9MB). Free memory was 76.6MB in the beginning and 132.6MB in the end (delta: -56.0MB). Peak memory consumption was 103.4MB. Max. memory is 16.1GB. [2021-11-23 15:03:51,559 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 109.1MB. Free memory is still 88.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2557.16ms. Allocated memory was 109.1MB in the beginning and 134.2MB in the end (delta: 25.2MB). Free memory was 66.7MB in the beginning and 56.3MB in the end (delta: 10.4MB). Peak memory consumption was 40.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 284.14ms. Allocated memory is still 134.2MB. Free memory was 56.3MB in the beginning and 87.1MB in the end (delta: -30.8MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Preprocessor took 227.50ms. Allocated memory is still 134.2MB. Free memory was 87.1MB in the beginning and 76.6MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * RCFGBuilder took 4768.93ms. Allocated memory was 134.2MB in the beginning and 197.1MB in the end (delta: 62.9MB). Free memory was 76.6MB in the beginning and 132.6MB in the end (delta: -56.0MB). Peak memory consumption was 103.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:03:51,620 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4121bc52-3f97-4cc4-91a3-fc58ec07800e/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_4121bc52-3f97-4cc4-91a3-fc58ec07800e/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4121bc52-3f97-4cc4-91a3-fc58ec07800e/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_4121bc52-3f97-4cc4-91a3-fc58ec07800e/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4121bc52-3f97-4cc4-91a3-fc58ec07800e/bin/ukojak-CwSLpZB5Qu/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_all.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4121bc52-3f97-4cc4-91a3-fc58ec07800e/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_4121bc52-3f97-4cc4-91a3-fc58ec07800e/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 a564ea576763c13bfd3673da7d9fb82b1799f9ec9208539e745949eb812373cd --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:03:54,425 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:03:54,427 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:03:54,462 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:03:54,463 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:03:54,467 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:03:54,469 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:03:54,475 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:03:54,477 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:03:54,478 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:03:54,479 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:03:54,481 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:03:54,481 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:03:54,482 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:03:54,484 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:03:54,486 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:03:54,492 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:03:54,493 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:03:54,495 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:03:54,504 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:03:54,506 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:03:54,508 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:03:54,513 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:03:54,516 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:03:54,525 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:03:54,525 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:03:54,526 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:03:54,528 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:03:54,528 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:03:54,530 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:03:54,531 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:03:54,532 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:03:54,534 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:03:54,535 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:03:54,536 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:03:54,537 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:03:54,538 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:03:54,538 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:03:54,539 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:03:54,541 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:03:54,542 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:03:54,547 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4121bc52-3f97-4cc4-91a3-fc58ec07800e/bin/ukojak-CwSLpZB5Qu/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf [2021-11-23 15:03:54,597 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:03:54,597 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:03:54,600 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:03:54,601 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:03:54,601 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:03:54,601 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:03:54,601 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-23 15:03:54,602 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:03:54,602 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:03:54,602 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:03:54,603 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-11-23 15:03:54,604 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-11-23 15:03:54,604 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-11-23 15:03:54,604 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:03:54,604 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:03:54,605 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:03:54,605 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:03:54,605 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:03:54,605 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:03:54,606 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:03:54,606 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:03:54,606 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:03:54,607 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:03:54,607 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:03:54,607 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:03:54,607 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:03:54,608 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:03:54,608 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:03:54,608 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:03:54,608 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_4121bc52-3f97-4cc4-91a3-fc58ec07800e/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4121bc52-3f97-4cc4-91a3-fc58ec07800e/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a564ea576763c13bfd3673da7d9fb82b1799f9ec9208539e745949eb812373cd [2021-11-23 15:03:55,005 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:03:55,040 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:03:55,043 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:03:55,046 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:03:55,047 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:03:55,050 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4121bc52-3f97-4cc4-91a3-fc58ec07800e/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_all.i [2021-11-23 15:03:55,143 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4121bc52-3f97-4cc4-91a3-fc58ec07800e/bin/ukojak-CwSLpZB5Qu/data/44c62bab5/58832308e30648f090bc935891cb96f5/FLAGc8330bc3f [2021-11-23 15:03:55,915 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:03:55,916 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4121bc52-3f97-4cc4-91a3-fc58ec07800e/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_all.i [2021-11-23 15:03:55,947 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4121bc52-3f97-4cc4-91a3-fc58ec07800e/bin/ukojak-CwSLpZB5Qu/data/44c62bab5/58832308e30648f090bc935891cb96f5/FLAGc8330bc3f [2021-11-23 15:03:56,098 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4121bc52-3f97-4cc4-91a3-fc58ec07800e/bin/ukojak-CwSLpZB5Qu/data/44c62bab5/58832308e30648f090bc935891cb96f5 [2021-11-23 15:03:56,101 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:03:56,102 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:03:56,107 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:03:56,107 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:03:56,111 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:03:56,111 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:03:56" (1/1) ... [2021-11-23 15:03:56,113 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@24f46f4b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:56, skipping insertion in model container [2021-11-23 15:03:56,113 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:03:56" (1/1) ... [2021-11-23 15:03:56,122 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:03:56,221 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:03:56,427 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_4121bc52-3f97-4cc4-91a3-fc58ec07800e/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_all.i[452,465] [2021-11-23 15:03:57,762 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:03:57,807 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-11-23 15:03:57,844 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:03:57,853 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_4121bc52-3f97-4cc4-91a3-fc58ec07800e/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_all.i[452,465] [2021-11-23 15:03:58,101 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:03:58,145 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:03:58,157 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_4121bc52-3f97-4cc4-91a3-fc58ec07800e/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_all.i[452,465] [2021-11-23 15:03:58,428 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:03:58,670 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:03:58,671 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:58 WrapperNode [2021-11-23 15:03:58,671 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:03:58,673 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:03:58,673 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:03:58,673 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:03:58,680 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:58" (1/1) ... [2021-11-23 15:03:58,801 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:58" (1/1) ... [2021-11-23 15:03:58,954 INFO L137 Inliner]: procedures = 484, calls = 866, calls flagged for inlining = 215, calls inlined = 308, statements flattened = 2310 [2021-11-23 15:03:58,956 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:03:58,956 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:03:58,957 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:03:58,957 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:03:58,965 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:58" (1/1) ... [2021-11-23 15:03:58,966 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:58" (1/1) ... [2021-11-23 15:03:58,985 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:58" (1/1) ... [2021-11-23 15:03:58,986 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:58" (1/1) ... [2021-11-23 15:03:59,073 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:58" (1/1) ... [2021-11-23 15:03:59,111 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:58" (1/1) ... [2021-11-23 15:03:59,137 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:58" (1/1) ... [2021-11-23 15:03:59,171 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:03:59,173 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:03:59,174 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:03:59,174 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:03:59,175 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:58" (1/1) ... [2021-11-23 15:03:59,182 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:03:59,192 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4121bc52-3f97-4cc4-91a3-fc58ec07800e/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:03:59,208 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4121bc52-3f97-4cc4-91a3-fc58ec07800e/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:03:59,233 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4121bc52-3f97-4cc4-91a3-fc58ec07800e/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:03:59,261 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:03:59,261 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2 [2021-11-23 15:03:59,261 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:03:59,261 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2021-11-23 15:03:59,261 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 15:03:59,261 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:03:59,261 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 15:03:59,262 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:03:59,262 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:03:59,262 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2021-11-23 15:03:59,262 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-11-23 15:03:59,262 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2021-11-23 15:03:59,262 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-11-23 15:03:59,262 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 15:03:59,262 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 15:03:59,263 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2021-11-23 15:03:59,263 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2021-11-23 15:03:59,263 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2021-11-23 15:03:59,263 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-23 15:03:59,263 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-23 15:03:59,263 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2021-11-23 15:03:59,669 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:03:59,670 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:04:09,050 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:04:09,356 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$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 15:04:09,363 INFO L158 Benchmark]: Toolchain (without parser) took 13258.98ms. Allocated memory was 58.7MB in the beginning and 190.8MB in the end (delta: 132.1MB). Free memory was 31.5MB in the beginning and 94.8MB in the end (delta: -63.3MB). Peak memory consumption was 136.6MB. Max. memory is 16.1GB. [2021-11-23 15:04:09,363 INFO L158 Benchmark]: CDTParser took 0.44ms. Allocated memory is still 58.7MB. Free memory was 39.3MB in the beginning and 39.3MB in the end (delta: 42.7kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:04:09,365 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2565.13ms. Allocated memory was 58.7MB in the beginning and 92.3MB in the end (delta: 33.6MB). Free memory was 31.3MB in the beginning and 48.2MB in the end (delta: -16.9MB). Peak memory consumption was 30.5MB. Max. memory is 16.1GB. [2021-11-23 15:04:09,370 INFO L158 Benchmark]: Boogie Procedure Inliner took 283.30ms. Allocated memory is still 92.3MB. Free memory was 48.2MB in the beginning and 54.5MB in the end (delta: -6.3MB). Peak memory consumption was 16.7MB. Max. memory is 16.1GB. [2021-11-23 15:04:09,371 INFO L158 Benchmark]: Boogie Preprocessor took 215.69ms. Allocated memory is still 92.3MB. Free memory was 54.5MB in the beginning and 43.0MB in the end (delta: 11.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-23 15:04:09,371 INFO L158 Benchmark]: RCFGBuilder took 10187.16ms. Allocated memory was 92.3MB in the beginning and 190.8MB in the end (delta: 98.6MB). Free memory was 43.0MB in the beginning and 94.8MB in the end (delta: -51.8MB). Peak memory consumption was 114.5MB. Max. memory is 16.1GB. [2021-11-23 15:04:09,379 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.44ms. Allocated memory is still 58.7MB. Free memory was 39.3MB in the beginning and 39.3MB in the end (delta: 42.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2565.13ms. Allocated memory was 58.7MB in the beginning and 92.3MB in the end (delta: 33.6MB). Free memory was 31.3MB in the beginning and 48.2MB in the end (delta: -16.9MB). Peak memory consumption was 30.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 283.30ms. Allocated memory is still 92.3MB. Free memory was 48.2MB in the beginning and 54.5MB in the end (delta: -6.3MB). Peak memory consumption was 16.7MB. Max. memory is 16.1GB. * Boogie Preprocessor took 215.69ms. Allocated memory is still 92.3MB. Free memory was 54.5MB in the beginning and 43.0MB in the end (delta: 11.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * RCFGBuilder took 10187.16ms. Allocated memory was 92.3MB in the beginning and 190.8MB in the end (delta: 98.6MB). Free memory was 43.0MB in the beginning and 94.8MB in the end (delta: -51.8MB). Peak memory consumption was 114.5MB. 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 15:04:09,436 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4121bc52-3f97-4cc4-91a3-fc58ec07800e/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