./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_inw_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_01f161e7-0036-4fad-9ad1-e5a7f1fcd8ef/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01f161e7-0036-4fad-9ad1-e5a7f1fcd8ef/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_01f161e7-0036-4fad-9ad1-e5a7f1fcd8ef/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01f161e7-0036-4fad-9ad1-e5a7f1fcd8ef/bin/ukojak-CwSLpZB5Qu/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_inw_p.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01f161e7-0036-4fad-9ad1-e5a7f1fcd8ef/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_01f161e7-0036-4fad-9ad1-e5a7f1fcd8ef/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 cd6b300b335accb35f3a48bfd0f387908f589dfb4e32ea4d19ee0b855e6625b4 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:58:34,166 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:58:34,169 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:58:34,210 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:58:34,210 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:58:34,212 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:58:34,214 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:58:34,217 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:58:34,220 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:58:34,221 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:58:34,222 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:58:34,224 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:58:34,225 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:58:34,226 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:58:34,228 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:58:34,230 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:58:34,231 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:58:34,232 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:58:34,235 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:58:34,238 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:58:34,241 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:58:34,243 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:58:34,245 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:58:34,246 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:58:34,251 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:58:34,251 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:58:34,252 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:58:34,253 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:58:34,257 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:58:34,258 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:58:34,259 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:58:34,260 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:58:34,262 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:58:34,264 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:58:34,265 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:58:34,266 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:58:34,267 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:58:34,267 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:58:34,267 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:58:34,271 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:58:34,272 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:58:34,273 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01f161e7-0036-4fad-9ad1-e5a7f1fcd8ef/bin/ukojak-CwSLpZB5Qu/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2021-11-23 15:58:34,298 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:58:34,298 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:58:34,299 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:58:34,300 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:58:34,300 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:58:34,300 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:58:34,300 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-23 15:58:34,301 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:58:34,301 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:58:34,301 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:58:34,301 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-11-23 15:58:34,301 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-11-23 15:58:34,302 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-11-23 15:58:34,302 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:58:34,302 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:58:34,302 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:58:34,302 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:58:34,302 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:58:34,303 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:58:34,303 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:58:34,303 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:58:34,303 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:58:34,304 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:58:34,304 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:58:34,304 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_01f161e7-0036-4fad-9ad1-e5a7f1fcd8ef/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01f161e7-0036-4fad-9ad1-e5a7f1fcd8ef/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> cd6b300b335accb35f3a48bfd0f387908f589dfb4e32ea4d19ee0b855e6625b4 [2021-11-23 15:58:34,589 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:58:34,614 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:58:34,617 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:58:34,618 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:58:34,619 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:58:34,620 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01f161e7-0036-4fad-9ad1-e5a7f1fcd8ef/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_inw_p.i [2021-11-23 15:58:34,719 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01f161e7-0036-4fad-9ad1-e5a7f1fcd8ef/bin/ukojak-CwSLpZB5Qu/data/673a55164/2f9b9ea145ff4492abc3953de13ce076/FLAGe66db514c [2021-11-23 15:58:35,460 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:58:35,461 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01f161e7-0036-4fad-9ad1-e5a7f1fcd8ef/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_inw_p.i [2021-11-23 15:58:35,500 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01f161e7-0036-4fad-9ad1-e5a7f1fcd8ef/bin/ukojak-CwSLpZB5Qu/data/673a55164/2f9b9ea145ff4492abc3953de13ce076/FLAGe66db514c [2021-11-23 15:58:35,599 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01f161e7-0036-4fad-9ad1-e5a7f1fcd8ef/bin/ukojak-CwSLpZB5Qu/data/673a55164/2f9b9ea145ff4492abc3953de13ce076 [2021-11-23 15:58:35,601 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:58:35,603 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:58:35,604 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:58:35,605 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:58:35,607 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:58:35,607 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:58:35" (1/1) ... [2021-11-23 15:58:35,609 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3e7e62f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:35, skipping insertion in model container [2021-11-23 15:58:35,610 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:58:35" (1/1) ... [2021-11-23 15:58:35,618 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:58:35,716 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:58:35,963 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_01f161e7-0036-4fad-9ad1-e5a7f1fcd8ef/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_inw_p.i[457,470] [2021-11-23 15:58:37,245 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:58:37,298 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:58:37,309 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_01f161e7-0036-4fad-9ad1-e5a7f1fcd8ef/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_inw_p.i[457,470] [2021-11-23 15:58:37,508 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:58:37,670 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:58:37,671 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:37 WrapperNode [2021-11-23 15:58:37,671 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:58:37,672 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:58:37,673 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:58:37,673 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:58:37,681 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:37" (1/1) ... [2021-11-23 15:58:37,768 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:37" (1/1) ... [2021-11-23 15:58:37,934 INFO L137 Inliner]: procedures = 474, calls = 839, calls flagged for inlining = 201, calls inlined = 246, statements flattened = 1803 [2021-11-23 15:58:37,935 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:58:37,936 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:58:37,936 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:58:37,936 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:58:37,945 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:37" (1/1) ... [2021-11-23 15:58:37,945 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:37" (1/1) ... [2021-11-23 15:58:37,955 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:37" (1/1) ... [2021-11-23 15:58:37,955 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:37" (1/1) ... [2021-11-23 15:58:38,020 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:37" (1/1) ... [2021-11-23 15:58:38,056 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:37" (1/1) ... [2021-11-23 15:58:38,076 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:37" (1/1) ... [2021-11-23 15:58:38,098 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:58:38,099 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:58:38,099 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:58:38,099 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:58:38,105 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:37" (1/1) ... [2021-11-23 15:58:38,113 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:58:38,128 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01f161e7-0036-4fad-9ad1-e5a7f1fcd8ef/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:58:38,141 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01f161e7-0036-4fad-9ad1-e5a7f1fcd8ef/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:58:38,171 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01f161e7-0036-4fad-9ad1-e5a7f1fcd8ef/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:58:38,205 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:58:38,205 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-11-23 15:58:38,206 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-23 15:58:38,206 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 15:58:38,207 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:58:38,207 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 15:58:38,207 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:58:38,209 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:58:38,209 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-11-23 15:58:38,209 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 15:58:38,209 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 15:58:38,209 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-23 15:58:38,210 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 15:58:38,210 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:58:38,555 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:58:38,557 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:58:41,140 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:58:41,402 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$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 15:58:41,407 INFO L158 Benchmark]: Toolchain (without parser) took 5803.31ms. Allocated memory was 92.3MB in the beginning and 163.6MB in the end (delta: 71.3MB). Free memory was 53.3MB in the beginning and 92.0MB in the end (delta: -38.7MB). Peak memory consumption was 95.0MB. Max. memory is 16.1GB. [2021-11-23 15:58:41,408 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 92.3MB. Free memory was 61.6MB in the beginning and 61.6MB in the end (delta: 28.3kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:58:41,409 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2067.28ms. Allocated memory was 92.3MB in the beginning and 123.7MB in the end (delta: 31.5MB). Free memory was 53.1MB in the beginning and 54.1MB in the end (delta: -1.0MB). Peak memory consumption was 40.8MB. Max. memory is 16.1GB. [2021-11-23 15:58:41,410 INFO L158 Benchmark]: Boogie Procedure Inliner took 262.74ms. Allocated memory is still 123.7MB. Free memory was 53.9MB in the beginning and 79.4MB in the end (delta: -25.5MB). Peak memory consumption was 11.6MB. Max. memory is 16.1GB. [2021-11-23 15:58:41,410 INFO L158 Benchmark]: Boogie Preprocessor took 162.66ms. Allocated memory is still 123.7MB. Free memory was 79.4MB in the beginning and 70.3MB in the end (delta: 9.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-23 15:58:41,411 INFO L158 Benchmark]: RCFGBuilder took 3306.17ms. Allocated memory was 123.7MB in the beginning and 163.6MB in the end (delta: 39.8MB). Free memory was 70.3MB in the beginning and 92.0MB in the end (delta: -21.7MB). Peak memory consumption was 80.3MB. Max. memory is 16.1GB. [2021-11-23 15:58:41,414 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 92.3MB. Free memory was 61.6MB in the beginning and 61.6MB in the end (delta: 28.3kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2067.28ms. Allocated memory was 92.3MB in the beginning and 123.7MB in the end (delta: 31.5MB). Free memory was 53.1MB in the beginning and 54.1MB in the end (delta: -1.0MB). Peak memory consumption was 40.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 262.74ms. Allocated memory is still 123.7MB. Free memory was 53.9MB in the beginning and 79.4MB in the end (delta: -25.5MB). Peak memory consumption was 11.6MB. Max. memory is 16.1GB. * Boogie Preprocessor took 162.66ms. Allocated memory is still 123.7MB. Free memory was 79.4MB in the beginning and 70.3MB in the end (delta: 9.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 3306.17ms. Allocated memory was 123.7MB in the beginning and 163.6MB in the end (delta: 39.8MB). Free memory was 70.3MB in the beginning and 92.0MB in the end (delta: -21.7MB). Peak memory consumption was 80.3MB. 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 15:58:41,466 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01f161e7-0036-4fad-9ad1-e5a7f1fcd8ef/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_01f161e7-0036-4fad-9ad1-e5a7f1fcd8ef/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01f161e7-0036-4fad-9ad1-e5a7f1fcd8ef/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_01f161e7-0036-4fad-9ad1-e5a7f1fcd8ef/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01f161e7-0036-4fad-9ad1-e5a7f1fcd8ef/bin/ukojak-CwSLpZB5Qu/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_inw_p.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01f161e7-0036-4fad-9ad1-e5a7f1fcd8ef/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_01f161e7-0036-4fad-9ad1-e5a7f1fcd8ef/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 cd6b300b335accb35f3a48bfd0f387908f589dfb4e32ea4d19ee0b855e6625b4 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:58:43,994 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:58:43,997 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:58:44,029 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:58:44,029 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:58:44,031 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:58:44,032 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:58:44,035 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:58:44,037 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:58:44,038 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:58:44,039 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:58:44,040 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:58:44,041 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:58:44,042 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:58:44,044 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:58:44,045 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:58:44,046 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:58:44,047 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:58:44,049 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:58:44,051 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:58:44,053 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:58:44,058 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:58:44,060 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:58:44,060 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:58:44,064 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:58:44,064 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:58:44,065 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:58:44,066 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:58:44,066 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:58:44,067 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:58:44,068 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:58:44,069 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:58:44,070 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:58:44,071 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:58:44,072 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:58:44,072 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:58:44,081 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:58:44,082 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:58:44,082 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:58:44,084 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:58:44,084 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:58:44,085 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01f161e7-0036-4fad-9ad1-e5a7f1fcd8ef/bin/ukojak-CwSLpZB5Qu/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf [2021-11-23 15:58:44,135 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:58:44,135 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:58:44,137 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:58:44,138 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:58:44,138 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:58:44,138 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:58:44,138 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-23 15:58:44,138 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:58:44,139 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:58:44,139 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:58:44,140 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-11-23 15:58:44,140 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-11-23 15:58:44,140 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-11-23 15:58:44,140 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:58:44,141 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:58:44,141 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:58:44,141 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:58:44,141 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:58:44,141 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:58:44,142 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:58:44,142 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:58:44,142 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:58:44,142 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:58:44,142 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:58:44,143 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:58:44,143 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:58:44,143 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:58:44,143 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:58:44,143 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:58:44,143 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_01f161e7-0036-4fad-9ad1-e5a7f1fcd8ef/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01f161e7-0036-4fad-9ad1-e5a7f1fcd8ef/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> cd6b300b335accb35f3a48bfd0f387908f589dfb4e32ea4d19ee0b855e6625b4 [2021-11-23 15:58:44,506 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:58:44,528 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:58:44,530 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:58:44,532 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:58:44,533 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:58:44,534 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01f161e7-0036-4fad-9ad1-e5a7f1fcd8ef/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_inw_p.i [2021-11-23 15:58:44,607 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01f161e7-0036-4fad-9ad1-e5a7f1fcd8ef/bin/ukojak-CwSLpZB5Qu/data/084320d50/5e3e914120dd433fa086906e71eb1182/FLAG107d20dd3 [2021-11-23 15:58:45,414 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:58:45,415 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01f161e7-0036-4fad-9ad1-e5a7f1fcd8ef/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_inw_p.i [2021-11-23 15:58:45,463 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01f161e7-0036-4fad-9ad1-e5a7f1fcd8ef/bin/ukojak-CwSLpZB5Qu/data/084320d50/5e3e914120dd433fa086906e71eb1182/FLAG107d20dd3 [2021-11-23 15:58:45,965 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01f161e7-0036-4fad-9ad1-e5a7f1fcd8ef/bin/ukojak-CwSLpZB5Qu/data/084320d50/5e3e914120dd433fa086906e71eb1182 [2021-11-23 15:58:45,968 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:58:45,969 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:58:45,971 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:58:45,971 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:58:45,974 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:58:45,975 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:58:45" (1/1) ... [2021-11-23 15:58:45,977 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@702b5c24 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:45, skipping insertion in model container [2021-11-23 15:58:45,977 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:58:45" (1/1) ... [2021-11-23 15:58:45,984 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:58:46,083 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:58:46,308 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_01f161e7-0036-4fad-9ad1-e5a7f1fcd8ef/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_inw_p.i[457,470] [2021-11-23 15:58:47,656 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:58:47,694 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-11-23 15:58:47,719 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:58:47,721 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_01f161e7-0036-4fad-9ad1-e5a7f1fcd8ef/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_inw_p.i[457,470] [2021-11-23 15:58:47,896 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:58:47,930 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:58:47,941 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_01f161e7-0036-4fad-9ad1-e5a7f1fcd8ef/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_inw_p.i[457,470] [2021-11-23 15:58:48,165 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:58:48,332 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:58:48,333 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:48 WrapperNode [2021-11-23 15:58:48,333 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:58:48,334 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:58:48,334 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:58:48,334 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:58:48,340 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:48" (1/1) ... [2021-11-23 15:58:48,418 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:48" (1/1) ... [2021-11-23 15:58:48,535 INFO L137 Inliner]: procedures = 482, calls = 839, calls flagged for inlining = 201, calls inlined = 246, statements flattened = 1740 [2021-11-23 15:58:48,535 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:58:48,536 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:58:48,536 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:58:48,536 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:58:48,545 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:48" (1/1) ... [2021-11-23 15:58:48,545 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:48" (1/1) ... [2021-11-23 15:58:48,571 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:48" (1/1) ... [2021-11-23 15:58:48,571 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:48" (1/1) ... [2021-11-23 15:58:48,623 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:48" (1/1) ... [2021-11-23 15:58:48,635 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:48" (1/1) ... [2021-11-23 15:58:48,661 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:48" (1/1) ... [2021-11-23 15:58:48,679 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:58:48,680 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:58:48,680 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:58:48,680 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:58:48,681 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:48" (1/1) ... [2021-11-23 15:58:48,688 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:58:48,700 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01f161e7-0036-4fad-9ad1-e5a7f1fcd8ef/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:58:48,729 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01f161e7-0036-4fad-9ad1-e5a7f1fcd8ef/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:58:48,733 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01f161e7-0036-4fad-9ad1-e5a7f1fcd8ef/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:58:48,775 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:58:48,776 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2 [2021-11-23 15:58:48,776 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:58:48,776 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2021-11-23 15:58:48,776 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 15:58:48,776 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:58:48,777 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 15:58:48,777 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:58:48,777 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:58:48,777 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2021-11-23 15:58:48,777 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-11-23 15:58:48,777 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2021-11-23 15:58:48,778 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-11-23 15:58:48,778 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 15:58:48,778 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 15:58:48,778 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2021-11-23 15:58:48,778 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2021-11-23 15:58:48,778 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2021-11-23 15:58:48,779 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-23 15:58:48,779 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-23 15:58:48,779 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2021-11-23 15:58:49,259 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:58:49,261 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:58:58,338 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:58:58,711 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$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 15:58:58,717 INFO L158 Benchmark]: Toolchain (without parser) took 12747.21ms. Allocated memory was 54.5MB in the beginning and 151.0MB in the end (delta: 96.5MB). Free memory was 26.6MB in the beginning and 69.4MB in the end (delta: -42.8MB). Peak memory consumption was 106.3MB. Max. memory is 16.1GB. [2021-11-23 15:58:58,718 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 54.5MB. Free memory was 35.9MB in the beginning and 35.8MB in the end (delta: 38.4kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:58:58,720 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2362.65ms. Allocated memory was 54.5MB in the beginning and 81.8MB in the end (delta: 27.3MB). Free memory was 26.4MB in the beginning and 44.3MB in the end (delta: -18.0MB). Peak memory consumption was 29.0MB. Max. memory is 16.1GB. [2021-11-23 15:58:58,725 INFO L158 Benchmark]: Boogie Procedure Inliner took 201.17ms. Allocated memory is still 81.8MB. Free memory was 44.3MB in the beginning and 31.9MB in the end (delta: 12.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-11-23 15:58:58,725 INFO L158 Benchmark]: Boogie Preprocessor took 143.28ms. Allocated memory is still 81.8MB. Free memory was 31.5MB in the beginning and 39.4MB in the end (delta: -7.9MB). Peak memory consumption was 5.5MB. Max. memory is 16.1GB. [2021-11-23 15:58:58,726 INFO L158 Benchmark]: RCFGBuilder took 10035.49ms. Allocated memory was 81.8MB in the beginning and 151.0MB in the end (delta: 69.2MB). Free memory was 39.4MB in the beginning and 69.4MB in the end (delta: -30.0MB). Peak memory consumption was 90.7MB. Max. memory is 16.1GB. [2021-11-23 15:58:58,733 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 54.5MB. Free memory was 35.9MB in the beginning and 35.8MB in the end (delta: 38.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2362.65ms. Allocated memory was 54.5MB in the beginning and 81.8MB in the end (delta: 27.3MB). Free memory was 26.4MB in the beginning and 44.3MB in the end (delta: -18.0MB). Peak memory consumption was 29.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 201.17ms. Allocated memory is still 81.8MB. Free memory was 44.3MB in the beginning and 31.9MB in the end (delta: 12.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Preprocessor took 143.28ms. Allocated memory is still 81.8MB. Free memory was 31.5MB in the beginning and 39.4MB in the end (delta: -7.9MB). Peak memory consumption was 5.5MB. Max. memory is 16.1GB. * RCFGBuilder took 10035.49ms. Allocated memory was 81.8MB in the beginning and 151.0MB in the end (delta: 69.2MB). Free memory was 39.4MB in the beginning and 69.4MB in the end (delta: -30.0MB). Peak memory consumption was 90.7MB. 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 15:58:58,793 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01f161e7-0036-4fad-9ad1-e5a7f1fcd8ef/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