./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/heap-data/calendar.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_e3aac413-d4fa-44d5-87b0-1517943d5c25/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3aac413-d4fa-44d5-87b0-1517943d5c25/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_e3aac413-d4fa-44d5-87b0-1517943d5c25/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3aac413-d4fa-44d5-87b0-1517943d5c25/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/heap-data/calendar.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3aac413-d4fa-44d5-87b0-1517943d5c25/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_e3aac413-d4fa-44d5-87b0-1517943d5c25/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 fe08ef78ee5c945bc38e9e915e26405aefe9ffb2d4911c91347e07e6a879dcd5 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:55:50,902 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:55:50,904 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:55:50,941 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:55:50,941 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:55:50,943 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:55:50,944 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:55:50,947 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:55:50,949 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:55:50,951 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:55:50,952 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:55:50,954 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:55:50,954 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:55:50,956 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:55:50,958 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:55:50,959 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:55:50,960 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:55:50,961 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:55:50,964 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:55:50,966 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:55:50,968 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:55:50,971 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:55:50,973 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:55:50,974 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:55:50,978 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:55:50,979 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:55:50,979 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:55:50,980 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:55:50,981 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:55:50,990 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:55:50,991 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:55:50,992 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:55:50,993 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:55:50,993 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:55:50,995 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:55:50,995 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:55:50,996 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:55:50,997 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:55:50,997 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:55:51,000 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:55:51,002 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:55:51,002 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3aac413-d4fa-44d5-87b0-1517943d5c25/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:55:51,044 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:55:51,045 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:55:51,049 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:55:51,049 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:55:51,050 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:55:51,050 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:55:51,050 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:55:51,051 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:55:51,051 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:55:51,051 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:55:51,052 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:55:51,052 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:55:51,052 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:55:51,053 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:55:51,053 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:55:51,053 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:55:51,053 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:55:51,053 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:55:51,054 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:55:51,054 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:55:51,054 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:55:51,054 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:55:51,054 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:55:51,055 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:55:51,055 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:55:51,055 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:55:51,055 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:55:51,056 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:55:51,056 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_e3aac413-d4fa-44d5-87b0-1517943d5c25/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3aac413-d4fa-44d5-87b0-1517943d5c25/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fe08ef78ee5c945bc38e9e915e26405aefe9ffb2d4911c91347e07e6a879dcd5 [2021-11-23 15:55:51,381 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:55:51,403 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:55:51,405 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:55:51,407 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:55:51,408 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:55:51,409 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3aac413-d4fa-44d5-87b0-1517943d5c25/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/heap-data/calendar.i [2021-11-23 15:55:51,484 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3aac413-d4fa-44d5-87b0-1517943d5c25/bin/ukojak-CwSLpZB5Qu/data/c32446884/8821f27098c1464995bde0369c77d429/FLAGda62f6cd2 [2021-11-23 15:55:52,079 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:55:52,080 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3aac413-d4fa-44d5-87b0-1517943d5c25/sv-benchmarks/c/heap-data/calendar.i [2021-11-23 15:55:52,101 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3aac413-d4fa-44d5-87b0-1517943d5c25/bin/ukojak-CwSLpZB5Qu/data/c32446884/8821f27098c1464995bde0369c77d429/FLAGda62f6cd2 [2021-11-23 15:55:52,384 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3aac413-d4fa-44d5-87b0-1517943d5c25/bin/ukojak-CwSLpZB5Qu/data/c32446884/8821f27098c1464995bde0369c77d429 [2021-11-23 15:55:52,392 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:55:52,394 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:55:52,397 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:55:52,397 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:55:52,400 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:55:52,401 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:55:52" (1/1) ... [2021-11-23 15:55:52,402 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2cdb7e97 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:52, skipping insertion in model container [2021-11-23 15:55:52,403 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:55:52" (1/1) ... [2021-11-23 15:55:52,418 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:55:52,456 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:55:52,861 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_e3aac413-d4fa-44d5-87b0-1517943d5c25/sv-benchmarks/c/heap-data/calendar.i[23742,23755] [2021-11-23 15:55:52,867 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:55:52,878 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:55:52,933 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_e3aac413-d4fa-44d5-87b0-1517943d5c25/sv-benchmarks/c/heap-data/calendar.i[23742,23755] [2021-11-23 15:55:52,934 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:55:52,963 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:55:52,963 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:52 WrapperNode [2021-11-23 15:55:52,964 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:55:52,965 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:55:52,965 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:55:52,965 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:55:52,975 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:52" (1/1) ... [2021-11-23 15:55:53,003 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:52" (1/1) ... [2021-11-23 15:55:53,036 INFO L137 Inliner]: procedures = 121, calls = 15, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 71 [2021-11-23 15:55:53,036 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:55:53,037 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:55:53,038 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:55:53,038 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:55:53,046 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:52" (1/1) ... [2021-11-23 15:55:53,046 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:52" (1/1) ... [2021-11-23 15:55:53,065 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:52" (1/1) ... [2021-11-23 15:55:53,065 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:52" (1/1) ... [2021-11-23 15:55:53,071 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:52" (1/1) ... [2021-11-23 15:55:53,075 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:52" (1/1) ... [2021-11-23 15:55:53,077 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:52" (1/1) ... [2021-11-23 15:55:53,094 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:55:53,095 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:55:53,095 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:55:53,095 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:55:53,099 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:52" (1/1) ... [2021-11-23 15:55:53,107 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:55:53,119 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3aac413-d4fa-44d5-87b0-1517943d5c25/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:55:53,129 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3aac413-d4fa-44d5-87b0-1517943d5c25/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:55:53,133 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3aac413-d4fa-44d5-87b0-1517943d5c25/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:55:53,177 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-23 15:55:53,177 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 15:55:53,177 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 15:55:53,180 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:55:53,180 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 15:55:53,180 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 15:55:53,180 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:55:53,181 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:55:53,181 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:55:53,319 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:55:53,321 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:55:53,571 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:55:53,589 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$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 15:55:53,593 INFO L158 Benchmark]: Toolchain (without parser) took 1198.74ms. Allocated memory is still 134.2MB. Free memory was 92.4MB in the beginning and 85.5MB in the end (delta: 6.9MB). Peak memory consumption was 4.4MB. Max. memory is 16.1GB. [2021-11-23 15:55:53,594 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 134.2MB. Free memory is still 109.9MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:55:53,596 INFO L158 Benchmark]: CACSL2BoogieTranslator took 567.29ms. Allocated memory is still 134.2MB. Free memory was 92.3MB in the beginning and 100.7MB in the end (delta: -8.4MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-23 15:55:53,598 INFO L158 Benchmark]: Boogie Procedure Inliner took 71.93ms. Allocated memory is still 134.2MB. Free memory was 100.7MB in the beginning and 99.1MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:55:53,599 INFO L158 Benchmark]: Boogie Preprocessor took 56.35ms. Allocated memory is still 134.2MB. Free memory was 99.1MB in the beginning and 97.5MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:55:53,600 INFO L158 Benchmark]: RCFGBuilder took 496.93ms. Allocated memory is still 134.2MB. Free memory was 97.5MB in the beginning and 85.5MB in the end (delta: 12.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-11-23 15:55:53,603 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22ms. Allocated memory is still 134.2MB. Free memory is still 109.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 567.29ms. Allocated memory is still 134.2MB. Free memory was 92.3MB in the beginning and 100.7MB in the end (delta: -8.4MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 71.93ms. Allocated memory is still 134.2MB. Free memory was 100.7MB in the beginning and 99.1MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 56.35ms. Allocated memory is still 134.2MB. Free memory was 99.1MB in the beginning and 97.5MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 496.93ms. Allocated memory is still 134.2MB. Free memory was 97.5MB in the beginning and 85.5MB in the end (delta: 12.0MB). 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 15:55:53,657 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3aac413-d4fa-44d5-87b0-1517943d5c25/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_e3aac413-d4fa-44d5-87b0-1517943d5c25/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3aac413-d4fa-44d5-87b0-1517943d5c25/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_e3aac413-d4fa-44d5-87b0-1517943d5c25/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3aac413-d4fa-44d5-87b0-1517943d5c25/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/heap-data/calendar.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3aac413-d4fa-44d5-87b0-1517943d5c25/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_e3aac413-d4fa-44d5-87b0-1517943d5c25/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 fe08ef78ee5c945bc38e9e915e26405aefe9ffb2d4911c91347e07e6a879dcd5 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:55:56,198 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:55:56,200 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:55:56,239 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:55:56,240 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:55:56,241 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:55:56,243 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:55:56,246 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:55:56,248 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:55:56,249 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:55:56,251 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:55:56,253 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:55:56,253 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:55:56,255 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:55:56,257 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:55:56,258 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:55:56,259 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:55:56,261 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:55:56,263 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:55:56,266 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:55:56,268 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:55:56,270 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:55:56,276 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:55:56,277 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:55:56,280 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:55:56,281 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:55:56,281 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:55:56,282 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:55:56,283 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:55:56,284 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:55:56,285 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:55:56,294 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:55:56,296 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:55:56,297 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:55:56,308 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:55:56,309 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:55:56,314 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:55:56,314 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:55:56,314 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:55:56,317 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:55:56,317 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:55:56,323 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3aac413-d4fa-44d5-87b0-1517943d5c25/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:55:56,368 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:55:56,369 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:55:56,370 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:55:56,371 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:55:56,372 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:55:56,372 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:55:56,373 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:55:56,373 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:55:56,373 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:55:56,373 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:55:56,374 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:55:56,375 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:55:56,375 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:55:56,375 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:55:56,375 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:55:56,376 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:55:56,376 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:55:56,376 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:55:56,376 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:55:56,376 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:55:56,377 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:55:56,377 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:55:56,377 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:55:56,377 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:55:56,378 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:55:56,378 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:55:56,378 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:55:56,379 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:55:56,379 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:55:56,379 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:55:56,379 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:55:56,379 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:55:56,380 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_e3aac413-d4fa-44d5-87b0-1517943d5c25/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3aac413-d4fa-44d5-87b0-1517943d5c25/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fe08ef78ee5c945bc38e9e915e26405aefe9ffb2d4911c91347e07e6a879dcd5 [2021-11-23 15:55:56,791 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:55:56,824 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:55:56,826 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:55:56,828 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:55:56,828 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:55:56,830 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3aac413-d4fa-44d5-87b0-1517943d5c25/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/heap-data/calendar.i [2021-11-23 15:55:56,915 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3aac413-d4fa-44d5-87b0-1517943d5c25/bin/ukojak-CwSLpZB5Qu/data/a56ff39d9/7a60bc8ea19b453ba94636d8d03a4538/FLAG0defdf009 [2021-11-23 15:55:57,554 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:55:57,555 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3aac413-d4fa-44d5-87b0-1517943d5c25/sv-benchmarks/c/heap-data/calendar.i [2021-11-23 15:55:57,574 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3aac413-d4fa-44d5-87b0-1517943d5c25/bin/ukojak-CwSLpZB5Qu/data/a56ff39d9/7a60bc8ea19b453ba94636d8d03a4538/FLAG0defdf009 [2021-11-23 15:55:57,847 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3aac413-d4fa-44d5-87b0-1517943d5c25/bin/ukojak-CwSLpZB5Qu/data/a56ff39d9/7a60bc8ea19b453ba94636d8d03a4538 [2021-11-23 15:55:57,849 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:55:57,850 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:55:57,852 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:55:57,853 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:55:57,857 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:55:57,858 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:55:57" (1/1) ... [2021-11-23 15:55:57,859 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@45d5434c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:57, skipping insertion in model container [2021-11-23 15:55:57,859 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:55:57" (1/1) ... [2021-11-23 15:55:57,867 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:55:57,904 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:55:58,237 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_e3aac413-d4fa-44d5-87b0-1517943d5c25/sv-benchmarks/c/heap-data/calendar.i[23742,23755] [2021-11-23 15:55:58,241 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:55:58,254 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:55:58,294 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_e3aac413-d4fa-44d5-87b0-1517943d5c25/sv-benchmarks/c/heap-data/calendar.i[23742,23755] [2021-11-23 15:55:58,295 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:55:58,330 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:55:58,330 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:58 WrapperNode [2021-11-23 15:55:58,330 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:55:58,332 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:55:58,332 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:55:58,332 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:55:58,339 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:58" (1/1) ... [2021-11-23 15:55:58,356 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:58" (1/1) ... [2021-11-23 15:55:58,378 INFO L137 Inliner]: procedures = 124, calls = 15, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 69 [2021-11-23 15:55:58,379 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:55:58,379 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:55:58,379 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:55:58,380 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:55:58,388 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:58" (1/1) ... [2021-11-23 15:55:58,388 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:58" (1/1) ... [2021-11-23 15:55:58,392 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:58" (1/1) ... [2021-11-23 15:55:58,392 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:58" (1/1) ... [2021-11-23 15:55:58,402 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:58" (1/1) ... [2021-11-23 15:55:58,408 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:58" (1/1) ... [2021-11-23 15:55:58,410 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:58" (1/1) ... [2021-11-23 15:55:58,421 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:55:58,424 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:55:58,428 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:55:58,428 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:55:58,429 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:58" (1/1) ... [2021-11-23 15:55:58,436 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:55:58,447 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3aac413-d4fa-44d5-87b0-1517943d5c25/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:55:58,466 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3aac413-d4fa-44d5-87b0-1517943d5c25/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:55:58,478 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3aac413-d4fa-44d5-87b0-1517943d5c25/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:55:58,538 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-11-23 15:55:58,538 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 15:55:58,538 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:55:58,538 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 15:55:58,539 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 15:55:58,539 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-23 15:55:58,539 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:55:58,540 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:55:58,540 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:55:58,679 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:55:58,681 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:55:59,052 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:55:59,072 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$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 15:55:59,076 INFO L158 Benchmark]: Toolchain (without parser) took 1224.60ms. Allocated memory was 54.5MB in the beginning and 69.2MB in the end (delta: 14.7MB). Free memory was 29.6MB in the beginning and 40.6MB in the end (delta: -11.0MB). Peak memory consumption was 7.9MB. Max. memory is 16.1GB. [2021-11-23 15:55:59,079 INFO L158 Benchmark]: CDTParser took 0.23ms. Allocated memory is still 54.5MB. Free memory was 35.1MB in the beginning and 35.1MB in the end (delta: 36.5kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:55:59,080 INFO L158 Benchmark]: CACSL2BoogieTranslator took 478.40ms. Allocated memory is still 54.5MB. Free memory was 29.3MB in the beginning and 30.4MB in the end (delta: -1.0MB). Peak memory consumption was 5.5MB. Max. memory is 16.1GB. [2021-11-23 15:55:59,081 INFO L158 Benchmark]: Boogie Procedure Inliner took 47.17ms. Allocated memory is still 54.5MB. Free memory was 30.4MB in the beginning and 28.4MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:55:59,082 INFO L158 Benchmark]: Boogie Preprocessor took 43.63ms. Allocated memory is still 54.5MB. Free memory was 28.4MB in the beginning and 26.8MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:55:59,084 INFO L158 Benchmark]: RCFGBuilder took 650.63ms. Allocated memory was 54.5MB in the beginning and 69.2MB in the end (delta: 14.7MB). Free memory was 26.7MB in the beginning and 40.6MB in the end (delta: -13.9MB). Peak memory consumption was 5.7MB. Max. memory is 16.1GB. [2021-11-23 15:55:59,093 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23ms. Allocated memory is still 54.5MB. Free memory was 35.1MB in the beginning and 35.1MB in the end (delta: 36.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 478.40ms. Allocated memory is still 54.5MB. Free memory was 29.3MB in the beginning and 30.4MB in the end (delta: -1.0MB). Peak memory consumption was 5.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 47.17ms. Allocated memory is still 54.5MB. Free memory was 30.4MB in the beginning and 28.4MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 43.63ms. Allocated memory is still 54.5MB. Free memory was 28.4MB in the beginning and 26.8MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 650.63ms. Allocated memory was 54.5MB in the beginning and 69.2MB in the end (delta: 14.7MB). Free memory was 26.7MB in the beginning and 40.6MB in the end (delta: -13.9MB). Peak memory consumption was 5.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:55:59,149 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3aac413-d4fa-44d5-87b0-1517943d5c25/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