./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/ntdrivers-simplified/diskperf_simpl1.cil.c --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_96263745-5f83-4ee2-8962-44c18dc1082a/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96263745-5f83-4ee2-8962-44c18dc1082a/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_96263745-5f83-4ee2-8962-44c18dc1082a/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96263745-5f83-4ee2-8962-44c18dc1082a/bin/ukojak-CwSLpZB5Qu/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/ntdrivers-simplified/diskperf_simpl1.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96263745-5f83-4ee2-8962-44c18dc1082a/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_96263745-5f83-4ee2-8962-44c18dc1082a/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 48b194ce99c1fa112b5c4d4ed6cc0216b9fbb33f6f6efd57d62e9c27b1f7eb5c --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:57:59,801 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:57:59,803 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:57:59,848 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:57:59,848 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:57:59,850 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:57:59,851 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:57:59,854 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:57:59,856 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:57:59,857 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:57:59,858 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:57:59,859 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:57:59,860 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:57:59,861 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:57:59,863 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:57:59,864 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:57:59,866 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:57:59,867 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:57:59,869 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:57:59,872 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:57:59,874 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:57:59,876 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:57:59,878 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:57:59,883 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:57:59,887 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:57:59,895 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:57:59,896 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:57:59,897 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:57:59,898 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:57:59,899 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:57:59,899 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:57:59,900 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:57:59,901 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:57:59,902 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:57:59,903 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:57:59,904 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:57:59,904 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:57:59,905 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:57:59,905 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:57:59,906 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:57:59,907 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:57:59,908 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96263745-5f83-4ee2-8962-44c18dc1082a/bin/ukojak-CwSLpZB5Qu/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2021-11-23 15:57:59,934 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:57:59,934 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:57:59,936 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:57:59,936 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:57:59,936 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:57:59,937 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:57:59,937 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-23 15:57:59,937 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:57:59,938 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:57:59,938 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:57:59,938 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-11-23 15:57:59,939 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-11-23 15:57:59,939 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-11-23 15:57:59,940 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:57:59,940 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:57:59,940 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:57:59,941 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:57:59,941 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:57:59,942 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:57:59,942 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:57:59,942 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:57:59,943 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:57:59,943 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:57:59,943 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:57:59,944 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_96263745-5f83-4ee2-8962-44c18dc1082a/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96263745-5f83-4ee2-8962-44c18dc1082a/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 48b194ce99c1fa112b5c4d4ed6cc0216b9fbb33f6f6efd57d62e9c27b1f7eb5c [2021-11-23 15:58:00,212 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:58:00,237 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:58:00,239 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:58:00,240 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:58:00,241 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:58:00,243 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96263745-5f83-4ee2-8962-44c18dc1082a/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/ntdrivers-simplified/diskperf_simpl1.cil.c [2021-11-23 15:58:00,315 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96263745-5f83-4ee2-8962-44c18dc1082a/bin/ukojak-CwSLpZB5Qu/data/9a9a51fff/12e27f9a723347f5ace067db51a5efbb/FLAG2ccb41334 [2021-11-23 15:58:00,817 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:58:00,818 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96263745-5f83-4ee2-8962-44c18dc1082a/sv-benchmarks/c/ntdrivers-simplified/diskperf_simpl1.cil.c [2021-11-23 15:58:00,832 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96263745-5f83-4ee2-8962-44c18dc1082a/bin/ukojak-CwSLpZB5Qu/data/9a9a51fff/12e27f9a723347f5ace067db51a5efbb/FLAG2ccb41334 [2021-11-23 15:58:01,162 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96263745-5f83-4ee2-8962-44c18dc1082a/bin/ukojak-CwSLpZB5Qu/data/9a9a51fff/12e27f9a723347f5ace067db51a5efbb [2021-11-23 15:58:01,164 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:58:01,166 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:58:01,167 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:58:01,167 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:58:01,170 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:58:01,171 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:58:01" (1/1) ... [2021-11-23 15:58:01,172 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@63e3bd84 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:01, skipping insertion in model container [2021-11-23 15:58:01,172 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:58:01" (1/1) ... [2021-11-23 15:58:01,184 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:58:01,290 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:58:01,431 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_96263745-5f83-4ee2-8962-44c18dc1082a/sv-benchmarks/c/ntdrivers-simplified/diskperf_simpl1.cil.c[2072,2085] [2021-11-23 15:58:01,554 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:58:01,563 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:58:01,578 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_96263745-5f83-4ee2-8962-44c18dc1082a/sv-benchmarks/c/ntdrivers-simplified/diskperf_simpl1.cil.c[2072,2085] [2021-11-23 15:58:01,645 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:58:01,662 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:58:01,663 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:01 WrapperNode [2021-11-23 15:58:01,663 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:58:01,664 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:58:01,664 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:58:01,665 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:58:01,672 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:01" (1/1) ... [2021-11-23 15:58:01,698 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:01" (1/1) ... [2021-11-23 15:58:01,825 INFO L137 Inliner]: procedures = 38, calls = 66, calls flagged for inlining = 61, calls inlined = 133, statements flattened = 2844 [2021-11-23 15:58:01,826 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:58:01,827 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:58:01,827 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:58:01,827 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:58:01,836 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:01" (1/1) ... [2021-11-23 15:58:01,836 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:01" (1/1) ... [2021-11-23 15:58:01,844 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:01" (1/1) ... [2021-11-23 15:58:01,845 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:01" (1/1) ... [2021-11-23 15:58:01,894 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:01" (1/1) ... [2021-11-23 15:58:01,943 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:01" (1/1) ... [2021-11-23 15:58:01,956 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:01" (1/1) ... [2021-11-23 15:58:01,980 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:58:01,981 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:58:01,982 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:58:01,982 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:58:01,983 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:01" (1/1) ... [2021-11-23 15:58:01,991 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:58:02,003 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96263745-5f83-4ee2-8962-44c18dc1082a/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:58:02,022 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96263745-5f83-4ee2-8962-44c18dc1082a/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:58:02,048 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96263745-5f83-4ee2-8962-44c18dc1082a/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:58:02,071 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:58:02,071 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:58:02,072 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:58:02,073 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:58:02,284 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:58:02,286 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:58:02,297 WARN L815 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-11-23 15:58:02,317 WARN L815 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-11-23 15:58:02,322 WARN L815 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-11-23 15:58:02,335 WARN L815 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-11-23 15:58:02,340 WARN L815 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-11-23 15:58:02,345 WARN L815 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-11-23 15:58:02,355 WARN L815 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-11-23 15:58:02,360 WARN L815 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-11-23 15:58:02,368 WARN L815 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-11-23 15:58:02,377 WARN L815 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-11-23 15:58:02,398 WARN L815 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-11-23 15:58:02,401 WARN L815 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-11-23 15:58:02,410 WARN L815 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-11-23 15:58:02,430 WARN L815 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-11-23 15:58:02,432 WARN L815 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-11-23 15:58:02,436 WARN L815 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-11-23 15:58:02,439 WARN L815 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-11-23 15:58:02,446 WARN L815 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-11-23 15:58:02,449 WARN L815 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-11-23 15:58:02,455 WARN L815 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-11-23 15:58:02,461 WARN L815 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-11-23 15:58:02,466 WARN L815 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-11-23 15:58:03,699 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##674: assume !false; [2021-11-23 15:58:03,700 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##673: assume false; [2021-11-23 15:58:03,700 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##618: assume !false; [2021-11-23 15:58:03,701 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##617: assume false; [2021-11-23 15:58:03,701 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##296: assume !false; [2021-11-23 15:58:03,701 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##295: assume false; [2021-11-23 15:58:03,701 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##256: assume !false; [2021-11-23 15:58:03,702 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##255: assume false; [2021-11-23 15:58:03,702 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##217: assume !false; [2021-11-23 15:58:03,702 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##216: assume false; [2021-11-23 15:58:03,702 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##247: assume !false; [2021-11-23 15:58:03,702 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##246: assume false; [2021-11-23 15:58:03,702 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##724: assume !false; [2021-11-23 15:58:03,703 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##723: assume false; [2021-11-23 15:58:03,703 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##375: assume !false; [2021-11-23 15:58:03,703 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##374: assume false; [2021-11-23 15:58:03,703 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##326: assume !false; [2021-11-23 15:58:03,703 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##325: assume false; [2021-11-23 15:58:03,704 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##335: assume !false; [2021-11-23 15:58:03,704 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##334: assume false; [2021-11-23 15:58:03,704 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##405: assume !false; [2021-11-23 15:58:03,704 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##404: assume false; [2021-11-23 15:58:03,704 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##412: assume false; [2021-11-23 15:58:03,706 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##413: assume !false; [2021-11-23 15:58:03,706 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##452: assume false; [2021-11-23 15:58:03,707 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##453: assume !false; [2021-11-23 15:58:03,707 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##483: assume !false; [2021-11-23 15:58:03,707 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##482: assume false; [2021-11-23 15:58:03,707 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##543: assume !false; [2021-11-23 15:58:03,707 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##542: assume false; [2021-11-23 15:58:03,707 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##98: assume !false; [2021-11-23 15:58:03,708 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##97: assume false; [2021-11-23 15:58:03,708 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##80: assume !false; [2021-11-23 15:58:03,708 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##172: assume !false; [2021-11-23 15:58:03,708 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##171: assume false; [2021-11-23 15:58:03,708 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##177: assume !false; [2021-11-23 15:58:03,709 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##176: assume false; [2021-11-23 15:58:03,709 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##79: assume false; [2021-11-23 15:58:03,709 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##142: assume !false; [2021-11-23 15:58:03,710 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##141: assume false; [2021-11-23 15:58:03,710 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##18: assume false; [2021-11-23 15:58:03,711 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##19: assume !false; [2021-11-23 15:58:03,711 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##573: assume !false; [2021-11-23 15:58:03,711 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##572: assume false; [2021-11-23 15:58:03,711 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:58:03,824 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Set is immutable at de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.addBranchEncoders(TransFormulaBuilder.java:170) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.parallelComposition(TransFormulaUtils.java:337) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.ParallelComposition.(ParallelComposition.java:108) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CodeBlockFactory.constructParallelComposition(CodeBlockFactory.java:109) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$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 15:58:03,835 INFO L158 Benchmark]: Toolchain (without parser) took 2666.60ms. Allocated memory was 86.0MB in the beginning and 123.7MB in the end (delta: 37.7MB). Free memory was 45.9MB in the beginning and 49.6MB in the end (delta: -3.7MB). Peak memory consumption was 73.3MB. Max. memory is 16.1GB. [2021-11-23 15:58:03,836 INFO L158 Benchmark]: CDTParser took 0.25ms. Allocated memory is still 86.0MB. Free memory was 63.7MB in the beginning and 63.6MB in the end (delta: 44.9kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:58:03,838 INFO L158 Benchmark]: CACSL2BoogieTranslator took 496.20ms. Allocated memory was 86.0MB in the beginning and 123.7MB in the end (delta: 37.7MB). Free memory was 45.6MB in the beginning and 85.1MB in the end (delta: -39.5MB). Peak memory consumption was 4.3MB. Max. memory is 16.1GB. [2021-11-23 15:58:03,839 INFO L158 Benchmark]: Boogie Procedure Inliner took 161.80ms. Allocated memory is still 123.7MB. Free memory was 85.1MB in the beginning and 74.6MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-23 15:58:03,840 INFO L158 Benchmark]: Boogie Preprocessor took 153.66ms. Allocated memory is still 123.7MB. Free memory was 74.6MB in the beginning and 67.7MB in the end (delta: 6.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-23 15:58:03,841 INFO L158 Benchmark]: RCFGBuilder took 1850.14ms. Allocated memory is still 123.7MB. Free memory was 67.7MB in the beginning and 49.6MB in the end (delta: 18.1MB). Peak memory consumption was 56.3MB. Max. memory is 16.1GB. [2021-11-23 15:58:03,851 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25ms. Allocated memory is still 86.0MB. Free memory was 63.7MB in the beginning and 63.6MB in the end (delta: 44.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 496.20ms. Allocated memory was 86.0MB in the beginning and 123.7MB in the end (delta: 37.7MB). Free memory was 45.6MB in the beginning and 85.1MB in the end (delta: -39.5MB). Peak memory consumption was 4.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 161.80ms. Allocated memory is still 123.7MB. Free memory was 85.1MB in the beginning and 74.6MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 153.66ms. Allocated memory is still 123.7MB. Free memory was 74.6MB in the beginning and 67.7MB in the end (delta: 6.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 1850.14ms. Allocated memory is still 123.7MB. Free memory was 67.7MB in the beginning and 49.6MB in the end (delta: 18.1MB). Peak memory consumption was 56.3MB. 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 15:58:03,904 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96263745-5f83-4ee2-8962-44c18dc1082a/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_96263745-5f83-4ee2-8962-44c18dc1082a/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96263745-5f83-4ee2-8962-44c18dc1082a/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_96263745-5f83-4ee2-8962-44c18dc1082a/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96263745-5f83-4ee2-8962-44c18dc1082a/bin/ukojak-CwSLpZB5Qu/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/ntdrivers-simplified/diskperf_simpl1.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96263745-5f83-4ee2-8962-44c18dc1082a/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_96263745-5f83-4ee2-8962-44c18dc1082a/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 48b194ce99c1fa112b5c4d4ed6cc0216b9fbb33f6f6efd57d62e9c27b1f7eb5c --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:58:06,362 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:58:06,364 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:58:06,417 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:58:06,417 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:58:06,422 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:58:06,424 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:58:06,433 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:58:06,436 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:58:06,444 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:58:06,445 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:58:06,446 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:58:06,447 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:58:06,448 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:58:06,449 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:58:06,451 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:58:06,452 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:58:06,453 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:58:06,455 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:58:06,457 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:58:06,459 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:58:06,461 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:58:06,462 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:58:06,463 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:58:06,467 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:58:06,468 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:58:06,468 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:58:06,469 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:58:06,470 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:58:06,471 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:58:06,471 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:58:06,472 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:58:06,473 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:58:06,474 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:58:06,475 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:58:06,476 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:58:06,476 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:58:06,477 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:58:06,477 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:58:06,478 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:58:06,478 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:58:06,482 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96263745-5f83-4ee2-8962-44c18dc1082a/bin/ukojak-CwSLpZB5Qu/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf [2021-11-23 15:58:06,520 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:58:06,520 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:58:06,523 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:58:06,523 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:58:06,523 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:58:06,524 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:58:06,524 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-23 15:58:06,524 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:58:06,524 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:58:06,524 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:58:06,525 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-11-23 15:58:06,526 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-11-23 15:58:06,526 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-11-23 15:58:06,526 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:58:06,526 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:58:06,526 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:58:06,527 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:58:06,527 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:58:06,527 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:58:06,527 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:58:06,528 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:58:06,528 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:58:06,528 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:58:06,528 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:58:06,529 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:58:06,529 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:58:06,529 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:58:06,529 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:58:06,529 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:58:06,530 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_96263745-5f83-4ee2-8962-44c18dc1082a/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96263745-5f83-4ee2-8962-44c18dc1082a/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 48b194ce99c1fa112b5c4d4ed6cc0216b9fbb33f6f6efd57d62e9c27b1f7eb5c [2021-11-23 15:58:06,884 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:58:06,918 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:58:06,921 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:58:06,923 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:58:06,924 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:58:06,925 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96263745-5f83-4ee2-8962-44c18dc1082a/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/ntdrivers-simplified/diskperf_simpl1.cil.c [2021-11-23 15:58:07,000 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96263745-5f83-4ee2-8962-44c18dc1082a/bin/ukojak-CwSLpZB5Qu/data/e3a0b7480/1f64136a77184f59b05f6ae51b89eae0/FLAG42a7968e7 [2021-11-23 15:58:07,714 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:58:07,718 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96263745-5f83-4ee2-8962-44c18dc1082a/sv-benchmarks/c/ntdrivers-simplified/diskperf_simpl1.cil.c [2021-11-23 15:58:07,738 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96263745-5f83-4ee2-8962-44c18dc1082a/bin/ukojak-CwSLpZB5Qu/data/e3a0b7480/1f64136a77184f59b05f6ae51b89eae0/FLAG42a7968e7 [2021-11-23 15:58:07,963 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96263745-5f83-4ee2-8962-44c18dc1082a/bin/ukojak-CwSLpZB5Qu/data/e3a0b7480/1f64136a77184f59b05f6ae51b89eae0 [2021-11-23 15:58:07,966 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:58:07,968 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:58:07,973 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:58:07,973 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:58:07,976 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:58:07,978 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:58:07" (1/1) ... [2021-11-23 15:58:07,979 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@16226feb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:07, skipping insertion in model container [2021-11-23 15:58:07,979 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:58:07" (1/1) ... [2021-11-23 15:58:07,986 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:58:08,054 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:58:08,276 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_96263745-5f83-4ee2-8962-44c18dc1082a/sv-benchmarks/c/ntdrivers-simplified/diskperf_simpl1.cil.c[2072,2085] [2021-11-23 15:58:08,475 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:58:08,486 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:58:08,501 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_96263745-5f83-4ee2-8962-44c18dc1082a/sv-benchmarks/c/ntdrivers-simplified/diskperf_simpl1.cil.c[2072,2085] [2021-11-23 15:58:08,561 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:58:08,579 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:58:08,579 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:08 WrapperNode [2021-11-23 15:58:08,580 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:58:08,581 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:58:08,581 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:58:08,581 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:58:08,588 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:08" (1/1) ... [2021-11-23 15:58:08,608 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:08" (1/1) ... [2021-11-23 15:58:08,740 INFO L137 Inliner]: procedures = 38, calls = 66, calls flagged for inlining = 61, calls inlined = 133, statements flattened = 2528 [2021-11-23 15:58:08,741 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:58:08,741 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:58:08,742 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:58:08,742 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:58:08,750 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:08" (1/1) ... [2021-11-23 15:58:08,750 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:08" (1/1) ... [2021-11-23 15:58:08,780 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:08" (1/1) ... [2021-11-23 15:58:08,781 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:08" (1/1) ... [2021-11-23 15:58:08,842 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:08" (1/1) ... [2021-11-23 15:58:08,882 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:08" (1/1) ... [2021-11-23 15:58:08,888 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:08" (1/1) ... [2021-11-23 15:58:08,901 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:58:08,902 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:58:08,902 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:58:08,902 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:58:08,903 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:08" (1/1) ... [2021-11-23 15:58:08,910 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:58:08,925 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96263745-5f83-4ee2-8962-44c18dc1082a/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:58:08,936 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96263745-5f83-4ee2-8962-44c18dc1082a/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:58:08,957 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96263745-5f83-4ee2-8962-44c18dc1082a/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:58:08,991 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:58:08,992 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:58:08,993 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:58:08,993 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:58:09,230 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:58:09,232 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:58:09,243 WARN L815 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-11-23 15:58:09,269 WARN L815 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-11-23 15:58:09,277 WARN L815 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-11-23 15:58:09,286 WARN L815 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-11-23 15:58:09,296 WARN L815 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-11-23 15:58:09,305 WARN L815 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-11-23 15:58:09,309 WARN L815 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-11-23 15:58:09,311 WARN L815 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-11-23 15:58:09,312 WARN L815 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-11-23 15:58:09,316 WARN L815 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-11-23 15:58:09,319 WARN L815 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-11-23 15:58:09,320 WARN L815 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-11-23 15:58:09,324 WARN L815 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-11-23 15:58:09,326 WARN L815 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-11-23 15:58:09,327 WARN L815 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-11-23 15:58:09,331 WARN L815 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-11-23 15:58:09,333 WARN L815 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-11-23 15:58:09,340 WARN L815 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-11-23 15:58:09,342 WARN L815 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-11-23 15:58:09,374 WARN L815 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-11-23 15:58:09,379 WARN L815 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-11-23 15:58:09,382 WARN L815 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-11-23 15:58:10,649 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##674: assume !false; [2021-11-23 15:58:10,649 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##673: assume false; [2021-11-23 15:58:10,649 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##618: assume !false; [2021-11-23 15:58:10,649 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##617: assume false; [2021-11-23 15:58:10,649 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##296: assume !false; [2021-11-23 15:58:10,650 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##295: assume false; [2021-11-23 15:58:10,650 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##256: assume !false; [2021-11-23 15:58:10,650 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##255: assume false; [2021-11-23 15:58:10,650 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##217: assume !false; [2021-11-23 15:58:10,650 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##216: assume false; [2021-11-23 15:58:10,650 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##247: assume !false; [2021-11-23 15:58:10,650 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##246: assume false; [2021-11-23 15:58:10,661 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##724: assume !false; [2021-11-23 15:58:10,661 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##723: assume false; [2021-11-23 15:58:10,661 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##375: assume !false; [2021-11-23 15:58:10,661 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##374: assume false; [2021-11-23 15:58:10,661 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##326: assume !false; [2021-11-23 15:58:10,662 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##325: assume false; [2021-11-23 15:58:10,662 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##335: assume !false; [2021-11-23 15:58:10,662 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##334: assume false; [2021-11-23 15:58:10,663 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##405: assume !false; [2021-11-23 15:58:10,663 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##404: assume false; [2021-11-23 15:58:10,663 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##412: assume false; [2021-11-23 15:58:10,663 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##413: assume !false; [2021-11-23 15:58:10,663 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##452: assume false; [2021-11-23 15:58:10,664 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##453: assume !false; [2021-11-23 15:58:10,664 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##483: assume !false; [2021-11-23 15:58:10,664 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##482: assume false; [2021-11-23 15:58:10,664 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##543: assume !false; [2021-11-23 15:58:10,665 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##542: assume false; [2021-11-23 15:58:10,665 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##98: assume !false; [2021-11-23 15:58:10,666 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##97: assume false; [2021-11-23 15:58:10,666 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##80: assume !false; [2021-11-23 15:58:10,666 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##172: assume !false; [2021-11-23 15:58:10,667 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##171: assume false; [2021-11-23 15:58:10,667 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##177: assume !false; [2021-11-23 15:58:10,667 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##176: assume false; [2021-11-23 15:58:10,667 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##79: assume false; [2021-11-23 15:58:10,668 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##142: assume !false; [2021-11-23 15:58:10,668 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##141: assume false; [2021-11-23 15:58:10,669 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##18: assume false; [2021-11-23 15:58:10,669 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##19: assume !false; [2021-11-23 15:58:10,669 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##573: assume !false; [2021-11-23 15:58:10,669 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##572: assume false; [2021-11-23 15:58:10,669 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:58:10,774 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Set is immutable at de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.addBranchEncoders(TransFormulaBuilder.java:170) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.parallelComposition(TransFormulaUtils.java:337) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.ParallelComposition.(ParallelComposition.java:108) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CodeBlockFactory.constructParallelComposition(CodeBlockFactory.java:109) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$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 15:58:10,782 INFO L158 Benchmark]: Toolchain (without parser) took 2811.00ms. Allocated memory was 62.9MB in the beginning and 113.2MB in the end (delta: 50.3MB). Free memory was 42.0MB in the beginning and 70.1MB in the end (delta: -28.1MB). Peak memory consumption was 31.8MB. Max. memory is 16.1GB. [2021-11-23 15:58:10,783 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 62.9MB. Free memory is still 44.4MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:58:10,784 INFO L158 Benchmark]: CACSL2BoogieTranslator took 607.27ms. Allocated memory is still 62.9MB. Free memory was 41.7MB in the beginning and 37.6MB in the end (delta: 4.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2021-11-23 15:58:10,786 INFO L158 Benchmark]: Boogie Procedure Inliner took 160.05ms. Allocated memory is still 62.9MB. Free memory was 37.4MB in the beginning and 28.3MB in the end (delta: 9.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-23 15:58:10,787 INFO L158 Benchmark]: Boogie Preprocessor took 159.66ms. Allocated memory was 62.9MB in the beginning and 77.6MB in the end (delta: 14.7MB). Free memory was 28.3MB in the beginning and 51.8MB in the end (delta: -23.6MB). Peak memory consumption was 7.7MB. Max. memory is 16.1GB. [2021-11-23 15:58:10,788 INFO L158 Benchmark]: RCFGBuilder took 1876.92ms. Allocated memory was 77.6MB in the beginning and 113.2MB in the end (delta: 35.7MB). Free memory was 51.8MB in the beginning and 70.1MB in the end (delta: -18.2MB). Peak memory consumption was 26.7MB. Max. memory is 16.1GB. [2021-11-23 15:58:10,798 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22ms. Allocated memory is still 62.9MB. Free memory is still 44.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 607.27ms. Allocated memory is still 62.9MB. Free memory was 41.7MB in the beginning and 37.6MB in the end (delta: 4.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 160.05ms. Allocated memory is still 62.9MB. Free memory was 37.4MB in the beginning and 28.3MB in the end (delta: 9.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 159.66ms. Allocated memory was 62.9MB in the beginning and 77.6MB in the end (delta: 14.7MB). Free memory was 28.3MB in the beginning and 51.8MB in the end (delta: -23.6MB). Peak memory consumption was 7.7MB. Max. memory is 16.1GB. * RCFGBuilder took 1876.92ms. Allocated memory was 77.6MB in the beginning and 113.2MB in the end (delta: 35.7MB). Free memory was 51.8MB in the beginning and 70.1MB in the end (delta: -18.2MB). Peak memory consumption was 26.7MB. 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 15:58:10,851 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96263745-5f83-4ee2-8962-44c18dc1082a/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