./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outw_p.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 6a47aea7 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf9721b2-2dea-4110-9210-eee5cdefe863/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf9721b2-2dea-4110-9210-eee5cdefe863/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_cf9721b2-2dea-4110-9210-eee5cdefe863/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf9721b2-2dea-4110-9210-eee5cdefe863/bin/ukojak-CwSLpZB5Qu/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outw_p.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf9721b2-2dea-4110-9210-eee5cdefe863/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_cf9721b2-2dea-4110-9210-eee5cdefe863/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 7b53e6434f29888ec2b0851eb0bdc5bf356c532d72069865339d3ff2265f37df --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:53:41,844 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:53:41,846 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:53:41,899 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:53:41,900 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:53:41,904 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:53:41,905 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:53:41,909 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:53:41,912 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:53:41,917 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:53:41,918 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:53:41,920 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:53:41,921 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:53:41,923 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:53:41,925 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:53:41,931 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:53:41,933 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:53:41,934 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:53:41,936 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:53:41,943 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:53:41,948 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:53:41,950 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:53:41,953 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:53:41,954 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:53:41,963 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:53:41,963 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:53:41,964 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:53:41,965 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:53:41,966 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:53:41,968 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:53:41,968 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:53:41,969 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:53:41,971 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:53:41,973 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:53:41,974 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:53:41,975 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:53:41,975 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:53:41,976 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:53:41,976 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:53:41,977 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:53:41,978 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:53:41,979 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf9721b2-2dea-4110-9210-eee5cdefe863/bin/ukojak-CwSLpZB5Qu/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2021-11-23 15:53:42,021 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:53:42,021 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:53:42,024 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:53:42,024 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:53:42,024 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:53:42,025 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:53:42,025 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-23 15:53:42,025 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:53:42,031 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:53:42,032 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:53:42,033 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-11-23 15:53:42,033 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-11-23 15:53:42,033 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-11-23 15:53:42,034 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:53:42,034 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:53:42,034 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:53:42,034 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:53:42,034 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:53:42,035 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:53:42,035 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:53:42,035 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:53:42,035 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:53:42,035 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:53:42,036 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:53:42,036 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_cf9721b2-2dea-4110-9210-eee5cdefe863/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf9721b2-2dea-4110-9210-eee5cdefe863/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7b53e6434f29888ec2b0851eb0bdc5bf356c532d72069865339d3ff2265f37df [2021-11-23 15:53:42,292 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:53:42,321 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:53:42,324 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:53:42,325 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:53:42,326 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:53:42,327 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf9721b2-2dea-4110-9210-eee5cdefe863/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outw_p.i [2021-11-23 15:53:42,401 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf9721b2-2dea-4110-9210-eee5cdefe863/bin/ukojak-CwSLpZB5Qu/data/4d351d495/e66e9df7866b408986c76fa919f62e15/FLAGdcd46a12e [2021-11-23 15:53:43,092 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:53:43,093 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf9721b2-2dea-4110-9210-eee5cdefe863/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outw_p.i [2021-11-23 15:53:43,133 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf9721b2-2dea-4110-9210-eee5cdefe863/bin/ukojak-CwSLpZB5Qu/data/4d351d495/e66e9df7866b408986c76fa919f62e15/FLAGdcd46a12e [2021-11-23 15:53:43,262 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf9721b2-2dea-4110-9210-eee5cdefe863/bin/ukojak-CwSLpZB5Qu/data/4d351d495/e66e9df7866b408986c76fa919f62e15 [2021-11-23 15:53:43,266 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:53:43,268 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:53:43,272 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:53:43,272 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:53:43,275 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:53:43,276 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:53:43" (1/1) ... [2021-11-23 15:53:43,279 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5115260f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:43, skipping insertion in model container [2021-11-23 15:53:43,279 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:53:43" (1/1) ... [2021-11-23 15:53:43,286 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:53:43,408 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:53:43,634 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_cf9721b2-2dea-4110-9210-eee5cdefe863/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outw_p.i[458,471] [2021-11-23 15:53:44,876 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:53:44,903 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:53:44,917 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_cf9721b2-2dea-4110-9210-eee5cdefe863/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outw_p.i[458,471] [2021-11-23 15:53:45,166 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:53:45,346 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:53:45,346 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:45 WrapperNode [2021-11-23 15:53:45,347 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:53:45,349 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:53:45,349 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:53:45,350 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:53:45,358 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:45" (1/1) ... [2021-11-23 15:53:45,457 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:45" (1/1) ... [2021-11-23 15:53:45,607 INFO L137 Inliner]: procedures = 474, calls = 839, calls flagged for inlining = 201, calls inlined = 246, statements flattened = 1803 [2021-11-23 15:53:45,607 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:53:45,610 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:53:45,610 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:53:45,610 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:53:45,621 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:45" (1/1) ... [2021-11-23 15:53:45,621 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:45" (1/1) ... [2021-11-23 15:53:45,641 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:45" (1/1) ... [2021-11-23 15:53:45,641 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:45" (1/1) ... [2021-11-23 15:53:45,708 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:45" (1/1) ... [2021-11-23 15:53:45,719 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:45" (1/1) ... [2021-11-23 15:53:45,726 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:45" (1/1) ... [2021-11-23 15:53:45,743 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:53:45,744 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:53:45,744 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:53:45,744 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:53:45,745 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:45" (1/1) ... [2021-11-23 15:53:45,753 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:53:45,781 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf9721b2-2dea-4110-9210-eee5cdefe863/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:53:45,793 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf9721b2-2dea-4110-9210-eee5cdefe863/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:53:45,795 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf9721b2-2dea-4110-9210-eee5cdefe863/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:53:45,830 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:53:45,830 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-11-23 15:53:45,830 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-23 15:53:45,830 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 15:53:45,830 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:53:45,830 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 15:53:45,830 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:53:45,830 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:53:45,831 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-11-23 15:53:45,831 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 15:53:45,831 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 15:53:45,831 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-23 15:53:45,831 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 15:53:45,831 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:53:46,201 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:53:46,203 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:53:49,135 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:53:49,395 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$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 15:53:49,401 INFO L158 Benchmark]: Toolchain (without parser) took 6131.30ms. Allocated memory was 115.3MB in the beginning and 220.2MB in the end (delta: 104.9MB). Free memory was 80.4MB in the beginning and 145.8MB in the end (delta: -65.3MB). Peak memory consumption was 109.2MB. Max. memory is 16.1GB. [2021-11-23 15:53:49,402 INFO L158 Benchmark]: CDTParser took 0.61ms. Allocated memory is still 115.3MB. Free memory is still 71.0MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:53:49,403 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2075.34ms. Allocated memory was 115.3MB in the beginning and 138.4MB in the end (delta: 23.1MB). Free memory was 80.4MB in the beginning and 94.0MB in the end (delta: -13.6MB). Peak memory consumption was 42.5MB. Max. memory is 16.1GB. [2021-11-23 15:53:49,404 INFO L158 Benchmark]: Boogie Procedure Inliner took 260.27ms. Allocated memory is still 138.4MB. Free memory was 94.0MB in the beginning and 80.7MB in the end (delta: 13.4MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2021-11-23 15:53:49,405 INFO L158 Benchmark]: Boogie Preprocessor took 132.94ms. Allocated memory is still 138.4MB. Free memory was 80.7MB in the beginning and 72.3MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-23 15:53:49,405 INFO L158 Benchmark]: RCFGBuilder took 3655.21ms. Allocated memory was 138.4MB in the beginning and 220.2MB in the end (delta: 81.8MB). Free memory was 71.5MB in the beginning and 145.8MB in the end (delta: -74.3MB). Peak memory consumption was 77.6MB. Max. memory is 16.1GB. [2021-11-23 15:53:49,409 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.61ms. Allocated memory is still 115.3MB. Free memory is still 71.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2075.34ms. Allocated memory was 115.3MB in the beginning and 138.4MB in the end (delta: 23.1MB). Free memory was 80.4MB in the beginning and 94.0MB in the end (delta: -13.6MB). Peak memory consumption was 42.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 260.27ms. Allocated memory is still 138.4MB. Free memory was 94.0MB in the beginning and 80.7MB in the end (delta: 13.4MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Preprocessor took 132.94ms. Allocated memory is still 138.4MB. Free memory was 80.7MB in the beginning and 72.3MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 3655.21ms. Allocated memory was 138.4MB in the beginning and 220.2MB in the end (delta: 81.8MB). Free memory was 71.5MB in the beginning and 145.8MB in the end (delta: -74.3MB). Peak memory consumption was 77.6MB. 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 15:53:49,458 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf9721b2-2dea-4110-9210-eee5cdefe863/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_cf9721b2-2dea-4110-9210-eee5cdefe863/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf9721b2-2dea-4110-9210-eee5cdefe863/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_cf9721b2-2dea-4110-9210-eee5cdefe863/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf9721b2-2dea-4110-9210-eee5cdefe863/bin/ukojak-CwSLpZB5Qu/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outw_p.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf9721b2-2dea-4110-9210-eee5cdefe863/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_cf9721b2-2dea-4110-9210-eee5cdefe863/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 7b53e6434f29888ec2b0851eb0bdc5bf356c532d72069865339d3ff2265f37df --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:53:52,139 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:53:52,142 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:53:52,189 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:53:52,190 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:53:52,197 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:53:52,200 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:53:52,206 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:53:52,211 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:53:52,220 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:53:52,226 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:53:52,228 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:53:52,229 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:53:52,233 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:53:52,235 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:53:52,243 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:53:52,244 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:53:52,246 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:53:52,265 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:53:52,271 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:53:52,273 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:53:52,280 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:53:52,282 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:53:52,283 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:53:52,288 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:53:52,288 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:53:52,289 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:53:52,290 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:53:52,296 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:53:52,298 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:53:52,298 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:53:52,299 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:53:52,302 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:53:52,303 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:53:52,305 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:53:52,306 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:53:52,307 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:53:52,307 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:53:52,308 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:53:52,310 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:53:52,311 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:53:52,312 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf9721b2-2dea-4110-9210-eee5cdefe863/bin/ukojak-CwSLpZB5Qu/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf [2021-11-23 15:53:52,372 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:53:52,373 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:53:52,376 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:53:52,377 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:53:52,377 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:53:52,377 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:53:52,378 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-23 15:53:52,378 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:53:52,378 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:53:52,378 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:53:52,380 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-11-23 15:53:52,380 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-11-23 15:53:52,380 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-11-23 15:53:52,381 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:53:52,381 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:53:52,381 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:53:52,381 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:53:52,382 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:53:52,382 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:53:52,382 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:53:52,382 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:53:52,383 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:53:52,383 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:53:52,383 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:53:52,383 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:53:52,384 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:53:52,384 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:53:52,384 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:53:52,384 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:53:52,385 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_cf9721b2-2dea-4110-9210-eee5cdefe863/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf9721b2-2dea-4110-9210-eee5cdefe863/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7b53e6434f29888ec2b0851eb0bdc5bf356c532d72069865339d3ff2265f37df [2021-11-23 15:53:52,813 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:53:52,856 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:53:52,860 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:53:52,862 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:53:52,863 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:53:52,865 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf9721b2-2dea-4110-9210-eee5cdefe863/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outw_p.i [2021-11-23 15:53:52,952 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf9721b2-2dea-4110-9210-eee5cdefe863/bin/ukojak-CwSLpZB5Qu/data/0b06a940e/7fec3ca191434c92a5a79ca01e4bf629/FLAG5de64e132 [2021-11-23 15:53:53,993 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:53:53,993 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf9721b2-2dea-4110-9210-eee5cdefe863/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outw_p.i [2021-11-23 15:53:54,041 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf9721b2-2dea-4110-9210-eee5cdefe863/bin/ukojak-CwSLpZB5Qu/data/0b06a940e/7fec3ca191434c92a5a79ca01e4bf629/FLAG5de64e132 [2021-11-23 15:53:54,491 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf9721b2-2dea-4110-9210-eee5cdefe863/bin/ukojak-CwSLpZB5Qu/data/0b06a940e/7fec3ca191434c92a5a79ca01e4bf629 [2021-11-23 15:53:54,493 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:53:54,494 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:53:54,496 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:53:54,497 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:53:54,501 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:53:54,502 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:53:54" (1/1) ... [2021-11-23 15:53:54,503 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@f98684 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:54, skipping insertion in model container [2021-11-23 15:53:54,504 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:53:54" (1/1) ... [2021-11-23 15:53:54,513 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:53:54,608 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:53:54,854 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_cf9721b2-2dea-4110-9210-eee5cdefe863/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outw_p.i[458,471] [2021-11-23 15:53:56,427 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:53:56,470 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-11-23 15:53:56,525 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:53:56,529 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_cf9721b2-2dea-4110-9210-eee5cdefe863/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outw_p.i[458,471] [2021-11-23 15:53:56,799 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:53:56,843 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:53:56,855 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_cf9721b2-2dea-4110-9210-eee5cdefe863/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outw_p.i[458,471] [2021-11-23 15:53:57,110 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:53:57,317 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:53:57,318 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:57 WrapperNode [2021-11-23 15:53:57,318 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:53:57,319 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:53:57,320 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:53:57,320 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:53:57,327 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:57" (1/1) ... [2021-11-23 15:53:57,423 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:57" (1/1) ... [2021-11-23 15:53:57,538 INFO L137 Inliner]: procedures = 482, calls = 839, calls flagged for inlining = 201, calls inlined = 246, statements flattened = 1740 [2021-11-23 15:53:57,539 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:53:57,540 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:53:57,540 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:53:57,540 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:53:57,553 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:57" (1/1) ... [2021-11-23 15:53:57,554 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:57" (1/1) ... [2021-11-23 15:53:57,594 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:57" (1/1) ... [2021-11-23 15:53:57,595 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:57" (1/1) ... [2021-11-23 15:53:57,656 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:57" (1/1) ... [2021-11-23 15:53:57,681 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:57" (1/1) ... [2021-11-23 15:53:57,707 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:57" (1/1) ... [2021-11-23 15:53:57,756 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:53:57,762 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:53:57,762 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:53:57,762 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:53:57,763 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:57" (1/1) ... [2021-11-23 15:53:57,772 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:53:57,786 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf9721b2-2dea-4110-9210-eee5cdefe863/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:53:57,804 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf9721b2-2dea-4110-9210-eee5cdefe863/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:53:57,835 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf9721b2-2dea-4110-9210-eee5cdefe863/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:53:57,869 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:53:57,870 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2 [2021-11-23 15:53:57,870 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:53:57,870 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2021-11-23 15:53:57,871 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 15:53:57,871 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:53:57,871 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 15:53:57,871 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:53:57,871 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:53:57,872 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2021-11-23 15:53:57,872 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-11-23 15:53:57,872 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2021-11-23 15:53:57,872 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-11-23 15:53:57,872 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 15:53:57,873 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 15:53:57,873 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2021-11-23 15:53:57,873 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2021-11-23 15:53:57,873 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2021-11-23 15:53:57,873 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-23 15:53:57,874 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-23 15:53:57,874 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2021-11-23 15:53:58,318 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:53:58,320 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:54:09,730 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:54:10,025 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$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 15:54:10,032 INFO L158 Benchmark]: Toolchain (without parser) took 15536.70ms. Allocated memory was 58.7MB in the beginning and 199.2MB in the end (delta: 140.5MB). Free memory was 31.8MB in the beginning and 115.0MB in the end (delta: -83.2MB). Peak memory consumption was 121.4MB. Max. memory is 16.1GB. [2021-11-23 15:54:10,033 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 58.7MB. Free memory is still 38.7MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:54:10,035 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2821.80ms. Allocated memory was 58.7MB in the beginning and 102.8MB in the end (delta: 44.0MB). Free memory was 31.6MB in the beginning and 55.2MB in the end (delta: -23.6MB). Peak memory consumption was 37.5MB. Max. memory is 16.1GB. [2021-11-23 15:54:10,040 INFO L158 Benchmark]: Boogie Procedure Inliner took 219.64ms. Allocated memory is still 102.8MB. Free memory was 55.2MB in the beginning and 42.6MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-11-23 15:54:10,041 INFO L158 Benchmark]: Boogie Preprocessor took 221.35ms. Allocated memory is still 102.8MB. Free memory was 42.6MB in the beginning and 52.5MB in the end (delta: -9.9MB). Peak memory consumption was 5.2MB. Max. memory is 16.1GB. [2021-11-23 15:54:10,041 INFO L158 Benchmark]: RCFGBuilder took 12268.50ms. Allocated memory was 102.8MB in the beginning and 199.2MB in the end (delta: 96.5MB). Free memory was 52.5MB in the beginning and 115.0MB in the end (delta: -62.5MB). Peak memory consumption was 97.7MB. Max. memory is 16.1GB. [2021-11-23 15:54:10,046 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35ms. Allocated memory is still 58.7MB. Free memory is still 38.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2821.80ms. Allocated memory was 58.7MB in the beginning and 102.8MB in the end (delta: 44.0MB). Free memory was 31.6MB in the beginning and 55.2MB in the end (delta: -23.6MB). Peak memory consumption was 37.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 219.64ms. Allocated memory is still 102.8MB. Free memory was 55.2MB in the beginning and 42.6MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Preprocessor took 221.35ms. Allocated memory is still 102.8MB. Free memory was 42.6MB in the beginning and 52.5MB in the end (delta: -9.9MB). Peak memory consumption was 5.2MB. Max. memory is 16.1GB. * RCFGBuilder took 12268.50ms. Allocated memory was 102.8MB in the beginning and 199.2MB in the end (delta: 96.5MB). Free memory was 52.5MB in the beginning and 115.0MB in the end (delta: -62.5MB). Peak memory consumption was 97.7MB. 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 15:54:10,115 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf9721b2-2dea-4110-9210-eee5cdefe863/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