./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-regression/rule60_list2.c_1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 6a47aea7 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b02d5c0-6c70-446e-95b8-bf7a980f03f1/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b02d5c0-6c70-446e-95b8-bf7a980f03f1/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_8b02d5c0-6c70-446e-95b8-bf7a980f03f1/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b02d5c0-6c70-446e-95b8-bf7a980f03f1/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-regression/rule60_list2.c_1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b02d5c0-6c70-446e-95b8-bf7a980f03f1/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b02d5c0-6c70-446e-95b8-bf7a980f03f1/bin/ukojak-CwSLpZB5Qu --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 5dc0e184171498e703ccf08545f4f79d3c1c383c8c0fc13a1f35990befb669a4 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:47:57,721 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:47:57,722 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:47:57,761 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:47:57,762 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:47:57,763 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:47:57,765 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:47:57,768 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:47:57,770 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:47:57,776 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:47:57,777 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:47:57,779 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:47:57,780 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:47:57,781 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:47:57,783 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:47:57,785 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:47:57,787 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:47:57,788 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:47:57,793 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:47:57,806 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:47:57,809 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:47:57,815 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:47:57,817 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:47:57,818 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:47:57,833 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:47:57,833 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:47:57,834 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:47:57,835 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:47:57,836 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:47:57,837 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:47:57,838 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:47:57,839 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:47:57,840 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:47:57,841 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:47:57,843 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:47:57,848 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:47:57,849 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:47:57,849 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:47:57,850 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:47:57,851 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:47:57,852 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:47:57,856 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b02d5c0-6c70-446e-95b8-bf7a980f03f1/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:47:57,917 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:47:57,917 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:47:57,919 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:47:57,919 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:47:57,920 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:47:57,921 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:47:57,921 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:47:57,921 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:47:57,922 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:47:57,922 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:47:57,923 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:47:57,924 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:47:57,924 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:47:57,924 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:47:57,924 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:47:57,925 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:47:57,925 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:47:57,925 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:47:57,925 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:47:57,926 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:47:57,926 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:47:57,926 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:47:57,926 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:47:57,927 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:47:57,927 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:47:57,927 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:47:57,927 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:47:57,928 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:47:57,928 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_8b02d5c0-6c70-446e-95b8-bf7a980f03f1/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b02d5c0-6c70-446e-95b8-bf7a980f03f1/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5dc0e184171498e703ccf08545f4f79d3c1c383c8c0fc13a1f35990befb669a4 [2021-11-23 15:47:58,293 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:47:58,319 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:47:58,322 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:47:58,324 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:47:58,325 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:47:58,327 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b02d5c0-6c70-446e-95b8-bf7a980f03f1/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/ldv-regression/rule60_list2.c_1.i [2021-11-23 15:47:58,398 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b02d5c0-6c70-446e-95b8-bf7a980f03f1/bin/ukojak-CwSLpZB5Qu/data/efcb8b059/458e0e4c27c648a0b212c5e1353ff5b1/FLAG1ba8aa8c8 [2021-11-23 15:47:59,008 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:47:59,009 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b02d5c0-6c70-446e-95b8-bf7a980f03f1/sv-benchmarks/c/ldv-regression/rule60_list2.c_1.i [2021-11-23 15:47:59,023 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b02d5c0-6c70-446e-95b8-bf7a980f03f1/bin/ukojak-CwSLpZB5Qu/data/efcb8b059/458e0e4c27c648a0b212c5e1353ff5b1/FLAG1ba8aa8c8 [2021-11-23 15:47:59,270 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b02d5c0-6c70-446e-95b8-bf7a980f03f1/bin/ukojak-CwSLpZB5Qu/data/efcb8b059/458e0e4c27c648a0b212c5e1353ff5b1 [2021-11-23 15:47:59,273 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:47:59,274 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:47:59,276 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:47:59,276 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:47:59,280 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:47:59,281 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:47:59" (1/1) ... [2021-11-23 15:47:59,283 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@16da7898 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:47:59, skipping insertion in model container [2021-11-23 15:47:59,283 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:47:59" (1/1) ... [2021-11-23 15:47:59,291 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:47:59,332 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:47:59,551 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_8b02d5c0-6c70-446e-95b8-bf7a980f03f1/sv-benchmarks/c/ldv-regression/rule60_list2.c_1.i[296,309] [2021-11-23 15:47:59,707 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:47:59,723 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:47:59,742 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_8b02d5c0-6c70-446e-95b8-bf7a980f03f1/sv-benchmarks/c/ldv-regression/rule60_list2.c_1.i[296,309] [2021-11-23 15:47:59,813 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:47:59,856 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:47:59,857 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:47:59 WrapperNode [2021-11-23 15:47:59,857 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:47:59,859 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:47:59,860 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:47:59,861 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:47:59,870 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:47:59" (1/1) ... [2021-11-23 15:47:59,904 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:47:59" (1/1) ... [2021-11-23 15:47:59,935 INFO L137 Inliner]: procedures = 126, calls = 20, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 54 [2021-11-23 15:47:59,936 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:47:59,937 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:47:59,937 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:47:59,937 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:47:59,947 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:47:59" (1/1) ... [2021-11-23 15:47:59,948 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:47:59" (1/1) ... [2021-11-23 15:47:59,971 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:47:59" (1/1) ... [2021-11-23 15:47:59,971 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:47:59" (1/1) ... [2021-11-23 15:47:59,976 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:47:59" (1/1) ... [2021-11-23 15:47:59,986 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:47:59" (1/1) ... [2021-11-23 15:47:59,987 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:47:59" (1/1) ... [2021-11-23 15:47:59,998 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:47:59,999 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:48:00,000 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:48:00,000 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:48:00,001 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:47:59" (1/1) ... [2021-11-23 15:48:00,020 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:48:00,034 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b02d5c0-6c70-446e-95b8-bf7a980f03f1/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:48:00,049 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b02d5c0-6c70-446e-95b8-bf7a980f03f1/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:48:00,067 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b02d5c0-6c70-446e-95b8-bf7a980f03f1/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:48:00,107 INFO L130 BoogieDeclarations]: Found specification of procedure my_malloc [2021-11-23 15:48:00,107 INFO L138 BoogieDeclarations]: Found implementation of procedure my_malloc [2021-11-23 15:48:00,107 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:48:00,109 INFO L130 BoogieDeclarations]: Found specification of procedure list_add [2021-11-23 15:48:00,109 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add [2021-11-23 15:48:00,109 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-23 15:48:00,109 INFO L130 BoogieDeclarations]: Found specification of procedure __blast_assert [2021-11-23 15:48:00,109 INFO L138 BoogieDeclarations]: Found implementation of procedure __blast_assert [2021-11-23 15:48:00,110 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:48:00,110 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:48:00,110 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:48:00,225 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:48:00,227 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:48:00,450 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:48:00,486 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$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 15:48:00,491 INFO L158 Benchmark]: Toolchain (without parser) took 1215.62ms. Allocated memory was 88.1MB in the beginning and 119.5MB in the end (delta: 31.5MB). Free memory was 50.9MB in the beginning and 73.8MB in the end (delta: -22.8MB). Peak memory consumption was 8.1MB. Max. memory is 16.1GB. [2021-11-23 15:48:00,492 INFO L158 Benchmark]: CDTParser took 0.36ms. Allocated memory is still 88.1MB. Free memory is still 68.4MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:48:00,493 INFO L158 Benchmark]: CACSL2BoogieTranslator took 581.55ms. Allocated memory was 88.1MB in the beginning and 119.5MB in the end (delta: 31.5MB). Free memory was 50.8MB in the beginning and 89.1MB in the end (delta: -38.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-23 15:48:00,494 INFO L158 Benchmark]: Boogie Procedure Inliner took 76.79ms. Allocated memory is still 119.5MB. Free memory was 89.0MB in the beginning and 86.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:48:00,495 INFO L158 Benchmark]: Boogie Preprocessor took 61.61ms. Allocated memory is still 119.5MB. Free memory was 86.9MB in the beginning and 85.9MB in the end (delta: 1.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:48:00,497 INFO L158 Benchmark]: RCFGBuilder took 489.53ms. Allocated memory is still 119.5MB. Free memory was 85.4MB in the beginning and 73.8MB in the end (delta: 11.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-11-23 15:48:00,501 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36ms. Allocated memory is still 88.1MB. Free memory is still 68.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 581.55ms. Allocated memory was 88.1MB in the beginning and 119.5MB in the end (delta: 31.5MB). Free memory was 50.8MB in the beginning and 89.1MB in the end (delta: -38.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 76.79ms. Allocated memory is still 119.5MB. Free memory was 89.0MB in the beginning and 86.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 61.61ms. Allocated memory is still 119.5MB. Free memory was 86.9MB in the beginning and 85.9MB in the end (delta: 1.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 489.53ms. Allocated memory is still 119.5MB. Free memory was 85.4MB in the beginning and 73.8MB in the end (delta: 11.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:48:00,592 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b02d5c0-6c70-446e-95b8-bf7a980f03f1/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_8b02d5c0-6c70-446e-95b8-bf7a980f03f1/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b02d5c0-6c70-446e-95b8-bf7a980f03f1/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_8b02d5c0-6c70-446e-95b8-bf7a980f03f1/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b02d5c0-6c70-446e-95b8-bf7a980f03f1/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-regression/rule60_list2.c_1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b02d5c0-6c70-446e-95b8-bf7a980f03f1/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b02d5c0-6c70-446e-95b8-bf7a980f03f1/bin/ukojak-CwSLpZB5Qu --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 5dc0e184171498e703ccf08545f4f79d3c1c383c8c0fc13a1f35990befb669a4 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:48:03,429 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:48:03,434 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:48:03,495 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:48:03,496 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:48:03,501 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:48:03,504 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:48:03,509 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:48:03,512 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:48:03,513 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:48:03,515 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:48:03,516 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:48:03,517 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:48:03,518 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:48:03,520 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:48:03,522 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:48:03,523 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:48:03,524 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:48:03,526 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:48:03,537 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:48:03,540 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:48:03,542 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:48:03,544 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:48:03,547 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:48:03,558 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:48:03,559 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:48:03,559 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:48:03,561 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:48:03,562 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:48:03,563 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:48:03,564 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:48:03,565 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:48:03,567 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:48:03,569 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:48:03,570 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:48:03,571 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:48:03,572 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:48:03,572 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:48:03,573 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:48:03,575 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:48:03,576 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:48:03,582 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b02d5c0-6c70-446e-95b8-bf7a980f03f1/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:48:03,630 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:48:03,631 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:48:03,632 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:48:03,633 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:48:03,635 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:48:03,635 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:48:03,635 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:48:03,636 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:48:03,636 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:48:03,636 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:48:03,638 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:48:03,638 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:48:03,638 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:48:03,638 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:48:03,639 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:48:03,639 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:48:03,639 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:48:03,639 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:48:03,640 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:48:03,640 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:48:03,640 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:48:03,641 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:48:03,641 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:48:03,641 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:48:03,641 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:48:03,642 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:48:03,642 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:48:03,642 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:48:03,643 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:48:03,643 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:48:03,643 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:48:03,643 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:48:03,644 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_8b02d5c0-6c70-446e-95b8-bf7a980f03f1/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b02d5c0-6c70-446e-95b8-bf7a980f03f1/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5dc0e184171498e703ccf08545f4f79d3c1c383c8c0fc13a1f35990befb669a4 [2021-11-23 15:48:04,122 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:48:04,154 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:48:04,158 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:48:04,160 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:48:04,161 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:48:04,163 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b02d5c0-6c70-446e-95b8-bf7a980f03f1/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/ldv-regression/rule60_list2.c_1.i [2021-11-23 15:48:04,254 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b02d5c0-6c70-446e-95b8-bf7a980f03f1/bin/ukojak-CwSLpZB5Qu/data/583b397a5/03edc0b149ab40a8a8e9f29856cd70b6/FLAGbd135e8a9 [2021-11-23 15:48:04,868 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:48:04,869 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b02d5c0-6c70-446e-95b8-bf7a980f03f1/sv-benchmarks/c/ldv-regression/rule60_list2.c_1.i [2021-11-23 15:48:04,900 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b02d5c0-6c70-446e-95b8-bf7a980f03f1/bin/ukojak-CwSLpZB5Qu/data/583b397a5/03edc0b149ab40a8a8e9f29856cd70b6/FLAGbd135e8a9 [2021-11-23 15:48:05,168 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b02d5c0-6c70-446e-95b8-bf7a980f03f1/bin/ukojak-CwSLpZB5Qu/data/583b397a5/03edc0b149ab40a8a8e9f29856cd70b6 [2021-11-23 15:48:05,173 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:48:05,176 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:48:05,180 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:48:05,180 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:48:05,184 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:48:05,186 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:48:05" (1/1) ... [2021-11-23 15:48:05,187 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@30d05c6b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:48:05, skipping insertion in model container [2021-11-23 15:48:05,187 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:48:05" (1/1) ... [2021-11-23 15:48:05,196 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:48:05,265 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:48:05,543 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_8b02d5c0-6c70-446e-95b8-bf7a980f03f1/sv-benchmarks/c/ldv-regression/rule60_list2.c_1.i[296,309] [2021-11-23 15:48:05,741 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:48:05,761 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:48:05,781 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_8b02d5c0-6c70-446e-95b8-bf7a980f03f1/sv-benchmarks/c/ldv-regression/rule60_list2.c_1.i[296,309] [2021-11-23 15:48:05,849 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:48:05,884 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:48:05,885 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:48:05 WrapperNode [2021-11-23 15:48:05,885 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:48:05,886 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:48:05,886 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:48:05,887 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:48:05,895 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:48:05" (1/1) ... [2021-11-23 15:48:05,915 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:48:05" (1/1) ... [2021-11-23 15:48:05,938 INFO L137 Inliner]: procedures = 127, calls = 20, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 54 [2021-11-23 15:48:05,939 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:48:05,940 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:48:05,940 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:48:05,940 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:48:05,949 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:48:05" (1/1) ... [2021-11-23 15:48:05,949 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:48:05" (1/1) ... [2021-11-23 15:48:05,953 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:48:05" (1/1) ... [2021-11-23 15:48:05,954 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:48:05" (1/1) ... [2021-11-23 15:48:05,963 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:48:05" (1/1) ... [2021-11-23 15:48:05,965 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:48:05" (1/1) ... [2021-11-23 15:48:05,968 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:48:05" (1/1) ... [2021-11-23 15:48:05,972 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:48:05,973 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:48:05,974 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:48:05,974 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:48:05,975 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:48:05" (1/1) ... [2021-11-23 15:48:05,983 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:48:05,997 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b02d5c0-6c70-446e-95b8-bf7a980f03f1/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:48:06,014 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b02d5c0-6c70-446e-95b8-bf7a980f03f1/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:48:06,018 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b02d5c0-6c70-446e-95b8-bf7a980f03f1/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:48:06,061 INFO L130 BoogieDeclarations]: Found specification of procedure my_malloc [2021-11-23 15:48:06,061 INFO L138 BoogieDeclarations]: Found implementation of procedure my_malloc [2021-11-23 15:48:06,061 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:48:06,061 INFO L130 BoogieDeclarations]: Found specification of procedure list_add [2021-11-23 15:48:06,061 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add [2021-11-23 15:48:06,061 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-23 15:48:06,062 INFO L130 BoogieDeclarations]: Found specification of procedure __blast_assert [2021-11-23 15:48:06,062 INFO L138 BoogieDeclarations]: Found implementation of procedure __blast_assert [2021-11-23 15:48:06,062 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:48:06,062 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:48:06,062 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:48:06,281 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:48:06,283 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:48:06,564 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:48:06,583 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$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 15:48:06,588 INFO L158 Benchmark]: Toolchain (without parser) took 1411.28ms. Allocated memory was 58.7MB in the beginning and 75.5MB in the end (delta: 16.8MB). Free memory was 35.5MB in the beginning and 50.0MB in the end (delta: -14.5MB). Peak memory consumption was 11.6MB. Max. memory is 16.1GB. [2021-11-23 15:48:06,589 INFO L158 Benchmark]: CDTParser took 0.36ms. Allocated memory is still 58.7MB. Free memory was 40.2MB in the beginning and 40.1MB in the end (delta: 44.6kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:48:06,590 INFO L158 Benchmark]: CACSL2BoogieTranslator took 705.54ms. Allocated memory is still 58.7MB. Free memory was 35.3MB in the beginning and 33.7MB in the end (delta: 1.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-11-23 15:48:06,591 INFO L158 Benchmark]: Boogie Procedure Inliner took 52.65ms. Allocated memory is still 58.7MB. Free memory was 33.7MB in the beginning and 31.7MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:48:06,592 INFO L158 Benchmark]: Boogie Preprocessor took 33.08ms. Allocated memory is still 58.7MB. Free memory was 31.7MB in the beginning and 30.3MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:48:06,593 INFO L158 Benchmark]: RCFGBuilder took 612.45ms. Allocated memory was 58.7MB in the beginning and 75.5MB in the end (delta: 16.8MB). Free memory was 30.3MB in the beginning and 50.0MB in the end (delta: -19.7MB). Peak memory consumption was 8.2MB. Max. memory is 16.1GB. [2021-11-23 15:48:06,598 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36ms. Allocated memory is still 58.7MB. Free memory was 40.2MB in the beginning and 40.1MB in the end (delta: 44.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 705.54ms. Allocated memory is still 58.7MB. Free memory was 35.3MB in the beginning and 33.7MB in the end (delta: 1.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 52.65ms. Allocated memory is still 58.7MB. Free memory was 33.7MB in the beginning and 31.7MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 33.08ms. Allocated memory is still 58.7MB. Free memory was 31.7MB in the beginning and 30.3MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 612.45ms. Allocated memory was 58.7MB in the beginning and 75.5MB in the end (delta: 16.8MB). Free memory was 30.3MB in the beginning and 50.0MB in the end (delta: -19.7MB). Peak memory consumption was 8.2MB. 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 15:48:06,652 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b02d5c0-6c70-446e-95b8-bf7a980f03f1/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