./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/list-simple/dll2c_insert_unequal.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_22b9a976-9726-4b16-be17-e124d4833966/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22b9a976-9726-4b16-be17-e124d4833966/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_22b9a976-9726-4b16-be17-e124d4833966/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22b9a976-9726-4b16-be17-e124d4833966/bin/ukojak-CwSLpZB5Qu/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/list-simple/dll2c_insert_unequal.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22b9a976-9726-4b16-be17-e124d4833966/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_22b9a976-9726-4b16-be17-e124d4833966/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 1b81f923e96224472f8219a473f794261ff02356a47c6b09b527f0fc600725a8 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:55:09,473 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:55:09,475 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:55:09,506 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:55:09,507 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:55:09,509 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:55:09,511 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:55:09,513 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:55:09,516 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:55:09,517 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:55:09,519 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:55:09,520 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:55:09,521 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:55:09,523 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:55:09,525 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:55:09,527 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:55:09,529 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:55:09,530 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:55:09,533 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:55:09,536 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:55:09,538 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:55:09,547 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:55:09,549 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:55:09,552 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:55:09,556 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:55:09,560 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:55:09,560 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:55:09,566 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:55:09,569 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:55:09,570 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:55:09,572 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:55:09,573 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:55:09,575 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:55:09,576 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:55:09,578 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:55:09,579 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:55:09,580 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:55:09,580 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:55:09,581 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:55:09,582 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:55:09,583 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:55:09,584 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22b9a976-9726-4b16-be17-e124d4833966/bin/ukojak-CwSLpZB5Qu/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2021-11-23 15:55:09,629 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:55:09,630 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:55:09,632 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:55:09,633 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:55:09,633 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:55:09,633 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:55:09,634 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-23 15:55:09,634 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:55:09,634 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:55:09,635 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:55:09,636 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-11-23 15:55:09,636 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-11-23 15:55:09,637 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-11-23 15:55:09,637 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:55:09,637 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:55:09,638 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:55:09,638 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:55:09,638 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:55:09,639 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:55:09,639 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:55:09,639 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:55:09,640 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:55:09,640 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:55:09,640 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:55:09,640 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_22b9a976-9726-4b16-be17-e124d4833966/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22b9a976-9726-4b16-be17-e124d4833966/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1b81f923e96224472f8219a473f794261ff02356a47c6b09b527f0fc600725a8 [2021-11-23 15:55:09,972 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:55:10,001 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:55:10,004 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:55:10,005 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:55:10,006 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:55:10,007 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22b9a976-9726-4b16-be17-e124d4833966/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/list-simple/dll2c_insert_unequal.i [2021-11-23 15:55:10,086 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22b9a976-9726-4b16-be17-e124d4833966/bin/ukojak-CwSLpZB5Qu/data/bf9d0f2db/8dc8c69d64c14d9e824d35862fee1f0d/FLAGcb0f41d21 [2021-11-23 15:55:10,726 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:55:10,727 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22b9a976-9726-4b16-be17-e124d4833966/sv-benchmarks/c/list-simple/dll2c_insert_unequal.i [2021-11-23 15:55:10,742 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22b9a976-9726-4b16-be17-e124d4833966/bin/ukojak-CwSLpZB5Qu/data/bf9d0f2db/8dc8c69d64c14d9e824d35862fee1f0d/FLAGcb0f41d21 [2021-11-23 15:55:10,962 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22b9a976-9726-4b16-be17-e124d4833966/bin/ukojak-CwSLpZB5Qu/data/bf9d0f2db/8dc8c69d64c14d9e824d35862fee1f0d [2021-11-23 15:55:10,966 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:55:10,968 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:55:10,972 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:55:10,972 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:55:10,975 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:55:10,976 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:55:10" (1/1) ... [2021-11-23 15:55:10,978 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@68d20aa9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:10, skipping insertion in model container [2021-11-23 15:55:10,978 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:55:10" (1/1) ... [2021-11-23 15:55:10,985 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:55:11,076 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:55:11,538 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_22b9a976-9726-4b16-be17-e124d4833966/sv-benchmarks/c/list-simple/dll2c_insert_unequal.i[25148,25161] [2021-11-23 15:55:11,541 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:55:11,550 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:55:11,622 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_22b9a976-9726-4b16-be17-e124d4833966/sv-benchmarks/c/list-simple/dll2c_insert_unequal.i[25148,25161] [2021-11-23 15:55:11,623 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:55:11,662 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:55:11,663 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:11 WrapperNode [2021-11-23 15:55:11,663 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:55:11,664 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:55:11,665 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:55:11,665 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:55:11,674 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:11" (1/1) ... [2021-11-23 15:55:11,712 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:11" (1/1) ... [2021-11-23 15:55:11,763 INFO L137 Inliner]: procedures = 127, calls = 58, calls flagged for inlining = 9, calls inlined = 11, statements flattened = 219 [2021-11-23 15:55:11,764 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:55:11,765 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:55:11,765 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:55:11,765 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:55:11,775 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:11" (1/1) ... [2021-11-23 15:55:11,776 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:11" (1/1) ... [2021-11-23 15:55:11,795 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:11" (1/1) ... [2021-11-23 15:55:11,795 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:11" (1/1) ... [2021-11-23 15:55:11,823 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:11" (1/1) ... [2021-11-23 15:55:11,827 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:11" (1/1) ... [2021-11-23 15:55:11,830 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:11" (1/1) ... [2021-11-23 15:55:11,834 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:55:11,835 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:55:11,835 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:55:11,835 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:55:11,859 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:11" (1/1) ... [2021-11-23 15:55:11,866 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:55:11,879 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22b9a976-9726-4b16-be17-e124d4833966/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:55:11,899 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22b9a976-9726-4b16-be17-e124d4833966/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:55:11,922 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22b9a976-9726-4b16-be17-e124d4833966/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:55:11,950 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-23 15:55:11,950 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 15:55:11,950 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 15:55:11,951 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:55:11,952 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 15:55:11,952 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 15:55:11,952 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 15:55:11,954 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:55:11,954 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-23 15:55:11,955 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:55:11,955 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:55:11,955 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:55:12,143 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:55:12,157 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:55:12,199 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.retainAll(ImmutableSet.java:338) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.UnmodifiableTransFormula.removeSuperfluousVars(UnmodifiableTransFormula.java:212) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.finishConstruction(TransFormulaBuilder.java:273) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.getTrivialTransFormula(TransFormulaBuilder.java:285) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.removeAuxiliaryGoto(CfgBuilder.java:962) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.buildProcedureCfgFromImplementation(CfgBuilder.java:727) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:266) 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$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 15:55:12,203 INFO L158 Benchmark]: Toolchain (without parser) took 1234.07ms. Allocated memory is still 96.5MB. Free memory was 54.7MB in the beginning and 48.6MB in the end (delta: 6.2MB). Peak memory consumption was 2.3MB. Max. memory is 16.1GB. [2021-11-23 15:55:12,204 INFO L158 Benchmark]: CDTParser took 0.66ms. Allocated memory is still 96.5MB. Free memory is still 72.4MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:55:12,204 INFO L158 Benchmark]: CACSL2BoogieTranslator took 691.79ms. Allocated memory is still 96.5MB. Free memory was 54.5MB in the beginning and 62.0MB in the end (delta: -7.5MB). Peak memory consumption was 4.3MB. Max. memory is 16.1GB. [2021-11-23 15:55:12,205 INFO L158 Benchmark]: Boogie Procedure Inliner took 99.62ms. Allocated memory is still 96.5MB. Free memory was 62.0MB in the beginning and 59.3MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:55:12,206 INFO L158 Benchmark]: Boogie Preprocessor took 69.40ms. Allocated memory is still 96.5MB. Free memory was 59.3MB in the beginning and 57.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:55:12,207 INFO L158 Benchmark]: RCFGBuilder took 366.66ms. Allocated memory is still 96.5MB. Free memory was 57.2MB in the beginning and 48.6MB in the end (delta: 8.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-23 15:55:12,212 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.66ms. Allocated memory is still 96.5MB. Free memory is still 72.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 691.79ms. Allocated memory is still 96.5MB. Free memory was 54.5MB in the beginning and 62.0MB in the end (delta: -7.5MB). Peak memory consumption was 4.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 99.62ms. Allocated memory is still 96.5MB. Free memory was 62.0MB in the beginning and 59.3MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 69.40ms. Allocated memory is still 96.5MB. Free memory was 59.3MB in the beginning and 57.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 366.66ms. Allocated memory is still 96.5MB. Free memory was 57.2MB in the beginning and 48.6MB in the end (delta: 8.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.retainAll(ImmutableSet.java:338) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:55:12,261 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22b9a976-9726-4b16-be17-e124d4833966/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_22b9a976-9726-4b16-be17-e124d4833966/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22b9a976-9726-4b16-be17-e124d4833966/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_22b9a976-9726-4b16-be17-e124d4833966/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22b9a976-9726-4b16-be17-e124d4833966/bin/ukojak-CwSLpZB5Qu/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/list-simple/dll2c_insert_unequal.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22b9a976-9726-4b16-be17-e124d4833966/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_22b9a976-9726-4b16-be17-e124d4833966/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 1b81f923e96224472f8219a473f794261ff02356a47c6b09b527f0fc600725a8 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:55:14,641 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:55:14,644 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:55:14,704 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:55:14,705 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:55:14,709 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:55:14,711 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:55:14,715 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:55:14,719 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:55:14,724 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:55:14,728 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:55:14,730 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:55:14,731 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:55:14,734 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:55:14,736 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:55:14,741 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:55:14,743 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:55:14,744 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:55:14,746 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:55:14,754 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:55:14,756 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:55:14,757 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:55:14,761 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:55:14,762 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:55:14,772 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:55:14,773 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:55:14,773 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:55:14,775 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:55:14,776 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:55:14,777 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:55:14,777 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:55:14,778 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:55:14,780 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:55:14,781 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:55:14,783 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:55:14,783 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:55:14,784 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:55:14,784 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:55:14,785 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:55:14,787 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:55:14,787 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:55:14,788 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22b9a976-9726-4b16-be17-e124d4833966/bin/ukojak-CwSLpZB5Qu/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf [2021-11-23 15:55:14,830 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:55:14,831 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:55:14,833 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:55:14,834 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:55:14,834 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:55:14,834 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:55:14,834 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-23 15:55:14,835 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:55:14,835 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:55:14,835 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:55:14,836 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-11-23 15:55:14,836 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-11-23 15:55:14,837 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-11-23 15:55:14,837 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:55:14,837 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:55:14,837 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:55:14,838 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:55:14,838 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:55:14,838 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:55:14,838 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:55:14,839 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:55:14,839 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:55:14,839 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:55:14,839 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:55:14,840 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:55:14,840 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:55:14,840 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:55:14,840 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:55:14,840 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:55:14,841 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_22b9a976-9726-4b16-be17-e124d4833966/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22b9a976-9726-4b16-be17-e124d4833966/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1b81f923e96224472f8219a473f794261ff02356a47c6b09b527f0fc600725a8 [2021-11-23 15:55:15,221 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:55:15,244 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:55:15,247 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:55:15,248 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:55:15,249 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:55:15,250 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22b9a976-9726-4b16-be17-e124d4833966/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/list-simple/dll2c_insert_unequal.i [2021-11-23 15:55:15,347 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22b9a976-9726-4b16-be17-e124d4833966/bin/ukojak-CwSLpZB5Qu/data/564173bd1/21757ab16d094ad084ae08e45467c1e2/FLAG7f1558748 [2021-11-23 15:55:15,945 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:55:15,945 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22b9a976-9726-4b16-be17-e124d4833966/sv-benchmarks/c/list-simple/dll2c_insert_unequal.i [2021-11-23 15:55:15,967 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22b9a976-9726-4b16-be17-e124d4833966/bin/ukojak-CwSLpZB5Qu/data/564173bd1/21757ab16d094ad084ae08e45467c1e2/FLAG7f1558748 [2021-11-23 15:55:16,230 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22b9a976-9726-4b16-be17-e124d4833966/bin/ukojak-CwSLpZB5Qu/data/564173bd1/21757ab16d094ad084ae08e45467c1e2 [2021-11-23 15:55:16,234 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:55:16,236 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:55:16,240 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:55:16,241 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:55:16,244 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:55:16,245 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:55:16" (1/1) ... [2021-11-23 15:55:16,247 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4a03d8e3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:16, skipping insertion in model container [2021-11-23 15:55:16,247 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:55:16" (1/1) ... [2021-11-23 15:55:16,255 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:55:16,329 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:55:16,739 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_22b9a976-9726-4b16-be17-e124d4833966/sv-benchmarks/c/list-simple/dll2c_insert_unequal.i[25148,25161] [2021-11-23 15:55:16,741 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:55:16,760 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:55:16,840 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_22b9a976-9726-4b16-be17-e124d4833966/sv-benchmarks/c/list-simple/dll2c_insert_unequal.i[25148,25161] [2021-11-23 15:55:16,841 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:55:16,874 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:55:16,875 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:16 WrapperNode [2021-11-23 15:55:16,875 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:55:16,876 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:55:16,876 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:55:16,877 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:55:16,885 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:16" (1/1) ... [2021-11-23 15:55:16,905 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:16" (1/1) ... [2021-11-23 15:55:16,939 INFO L137 Inliner]: procedures = 130, calls = 58, calls flagged for inlining = 9, calls inlined = 11, statements flattened = 220 [2021-11-23 15:55:16,939 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:55:16,940 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:55:16,940 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:55:16,940 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:55:16,949 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:16" (1/1) ... [2021-11-23 15:55:16,949 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:16" (1/1) ... [2021-11-23 15:55:16,955 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:16" (1/1) ... [2021-11-23 15:55:16,955 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:16" (1/1) ... [2021-11-23 15:55:16,970 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:16" (1/1) ... [2021-11-23 15:55:16,975 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:16" (1/1) ... [2021-11-23 15:55:16,978 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:16" (1/1) ... [2021-11-23 15:55:16,984 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:55:16,985 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:55:16,985 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:55:16,985 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:55:16,986 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:16" (1/1) ... [2021-11-23 15:55:16,992 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:55:17,004 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22b9a976-9726-4b16-be17-e124d4833966/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:55:17,016 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22b9a976-9726-4b16-be17-e124d4833966/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:55:17,028 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22b9a976-9726-4b16-be17-e124d4833966/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:55:17,054 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-11-23 15:55:17,054 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 15:55:17,055 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:55:17,055 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 15:55:17,055 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 15:55:17,055 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 15:55:17,055 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:55:17,055 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-23 15:55:17,055 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-23 15:55:17,055 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:55:17,055 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:55:17,056 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:55:17,197 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:55:17,198 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:55:17,275 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.retainAll(ImmutableSet.java:338) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.UnmodifiableTransFormula.removeSuperfluousVars(UnmodifiableTransFormula.java:212) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.finishConstruction(TransFormulaBuilder.java:273) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.getTrivialTransFormula(TransFormulaBuilder.java:285) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.removeAuxiliaryGoto(CfgBuilder.java:962) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.buildProcedureCfgFromImplementation(CfgBuilder.java:727) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:266) 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$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 15:55:17,279 INFO L158 Benchmark]: Toolchain (without parser) took 1042.06ms. Allocated memory is still 62.9MB. Free memory was 39.5MB in the beginning and 26.7MB in the end (delta: 12.7MB). Peak memory consumption was 13.3MB. Max. memory is 16.1GB. [2021-11-23 15:55:17,280 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 62.9MB. Free memory was 43.9MB in the beginning and 43.8MB in the end (delta: 44.5kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:55:17,281 INFO L158 Benchmark]: CACSL2BoogieTranslator took 635.20ms. Allocated memory is still 62.9MB. Free memory was 39.2MB in the beginning and 40.5MB in the end (delta: -1.3MB). Peak memory consumption was 19.6MB. Max. memory is 16.1GB. [2021-11-23 15:55:17,282 INFO L158 Benchmark]: Boogie Procedure Inliner took 63.18ms. Allocated memory is still 62.9MB. Free memory was 40.3MB in the beginning and 37.7MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:55:17,283 INFO L158 Benchmark]: Boogie Preprocessor took 43.83ms. Allocated memory is still 62.9MB. Free memory was 37.7MB in the beginning and 35.4MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:55:17,283 INFO L158 Benchmark]: RCFGBuilder took 292.91ms. Allocated memory is still 62.9MB. Free memory was 35.2MB in the beginning and 26.7MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-23 15:55:17,287 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 62.9MB. Free memory was 43.9MB in the beginning and 43.8MB in the end (delta: 44.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 635.20ms. Allocated memory is still 62.9MB. Free memory was 39.2MB in the beginning and 40.5MB in the end (delta: -1.3MB). Peak memory consumption was 19.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 63.18ms. Allocated memory is still 62.9MB. Free memory was 40.3MB in the beginning and 37.7MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 43.83ms. Allocated memory is still 62.9MB. Free memory was 37.7MB in the beginning and 35.4MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 292.91ms. Allocated memory is still 62.9MB. Free memory was 35.2MB in the beginning and 26.7MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.retainAll(ImmutableSet.java:338) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:55:17,366 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22b9a976-9726-4b16-be17-e124d4833966/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