./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/forester-heap/sll-queue-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 6a47aea7 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edf3e835-1948-432e-b0dc-0200488144c2/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edf3e835-1948-432e-b0dc-0200488144c2/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_edf3e835-1948-432e-b0dc-0200488144c2/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edf3e835-1948-432e-b0dc-0200488144c2/bin/ukojak-CwSLpZB5Qu/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/forester-heap/sll-queue-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edf3e835-1948-432e-b0dc-0200488144c2/bin/ukojak-CwSLpZB5Qu/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edf3e835-1948-432e-b0dc-0200488144c2/bin/ukojak-CwSLpZB5Qu --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash a9a441ad5f70efa202eb02609b90cbc83f5bf4487618c2a09bffcfe320d65f90 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:54:42,919 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:54:42,922 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:54:42,973 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:54:42,973 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:54:42,978 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:54:42,979 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:54:42,983 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:54:42,986 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:54:42,991 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:54:42,993 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:54:42,994 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:54:42,995 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:54:42,997 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:54:42,999 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:54:43,007 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:54:43,008 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:54:43,009 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:54:43,012 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:54:43,019 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:54:43,021 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:54:43,022 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:54:43,025 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:54:43,027 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:54:43,036 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:54:43,036 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:54:43,037 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:54:43,039 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:54:43,039 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:54:43,041 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:54:43,041 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:54:43,042 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:54:43,044 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:54:43,045 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:54:43,047 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:54:43,047 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:54:43,048 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:54:43,048 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:54:43,049 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:54:43,050 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:54:43,050 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:54:43,051 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edf3e835-1948-432e-b0dc-0200488144c2/bin/ukojak-CwSLpZB5Qu/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2021-11-23 15:54:43,093 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:54:43,094 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:54:43,095 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:54:43,096 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:54:43,096 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:54:43,096 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:54:43,097 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-23 15:54:43,097 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:54:43,104 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:54:43,104 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:54:43,105 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-11-23 15:54:43,106 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-11-23 15:54:43,106 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-11-23 15:54:43,106 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:54:43,106 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:54:43,107 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:54:43,107 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:54:43,107 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:54:43,107 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:54:43,108 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:54:43,108 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:54:43,108 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:54:43,109 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:54:43,109 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:54:43,109 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_edf3e835-1948-432e-b0dc-0200488144c2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edf3e835-1948-432e-b0dc-0200488144c2/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a9a441ad5f70efa202eb02609b90cbc83f5bf4487618c2a09bffcfe320d65f90 [2021-11-23 15:54:43,411 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:54:43,431 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:54:43,434 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:54:43,435 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:54:43,442 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:54:43,445 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edf3e835-1948-432e-b0dc-0200488144c2/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/forester-heap/sll-queue-1.i [2021-11-23 15:54:43,514 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edf3e835-1948-432e-b0dc-0200488144c2/bin/ukojak-CwSLpZB5Qu/data/b86477d62/b60da7f6fbdc457da14032b995384aaf/FLAGab7c29a3d [2021-11-23 15:54:44,140 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:54:44,142 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edf3e835-1948-432e-b0dc-0200488144c2/sv-benchmarks/c/forester-heap/sll-queue-1.i [2021-11-23 15:54:44,167 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edf3e835-1948-432e-b0dc-0200488144c2/bin/ukojak-CwSLpZB5Qu/data/b86477d62/b60da7f6fbdc457da14032b995384aaf/FLAGab7c29a3d [2021-11-23 15:54:44,401 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edf3e835-1948-432e-b0dc-0200488144c2/bin/ukojak-CwSLpZB5Qu/data/b86477d62/b60da7f6fbdc457da14032b995384aaf [2021-11-23 15:54:44,404 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:54:44,406 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:54:44,410 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:54:44,410 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:54:44,414 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:54:44,415 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:54:44" (1/1) ... [2021-11-23 15:54:44,417 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@76243360 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:44, skipping insertion in model container [2021-11-23 15:54:44,417 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:54:44" (1/1) ... [2021-11-23 15:54:44,424 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:54:44,489 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:54:44,842 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_edf3e835-1948-432e-b0dc-0200488144c2/sv-benchmarks/c/forester-heap/sll-queue-1.i[22387,22400] [2021-11-23 15:54:44,847 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_edf3e835-1948-432e-b0dc-0200488144c2/sv-benchmarks/c/forester-heap/sll-queue-1.i[22458,22471] [2021-11-23 15:54:44,848 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_edf3e835-1948-432e-b0dc-0200488144c2/sv-benchmarks/c/forester-heap/sll-queue-1.i[22532,22545] [2021-11-23 15:54:44,850 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_edf3e835-1948-432e-b0dc-0200488144c2/sv-benchmarks/c/forester-heap/sll-queue-1.i[22624,22637] [2021-11-23 15:54:44,851 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_edf3e835-1948-432e-b0dc-0200488144c2/sv-benchmarks/c/forester-heap/sll-queue-1.i[22701,22714] [2021-11-23 15:54:44,853 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_edf3e835-1948-432e-b0dc-0200488144c2/sv-benchmarks/c/forester-heap/sll-queue-1.i[22796,22809] [2021-11-23 15:54:44,854 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_edf3e835-1948-432e-b0dc-0200488144c2/sv-benchmarks/c/forester-heap/sll-queue-1.i[22873,22886] [2021-11-23 15:54:44,857 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_edf3e835-1948-432e-b0dc-0200488144c2/sv-benchmarks/c/forester-heap/sll-queue-1.i[22956,22969] [2021-11-23 15:54:44,859 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_edf3e835-1948-432e-b0dc-0200488144c2/sv-benchmarks/c/forester-heap/sll-queue-1.i[23051,23064] [2021-11-23 15:54:44,862 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_edf3e835-1948-432e-b0dc-0200488144c2/sv-benchmarks/c/forester-heap/sll-queue-1.i[23128,23141] [2021-11-23 15:54:44,866 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_edf3e835-1948-432e-b0dc-0200488144c2/sv-benchmarks/c/forester-heap/sll-queue-1.i[23211,23224] [2021-11-23 15:54:44,867 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_edf3e835-1948-432e-b0dc-0200488144c2/sv-benchmarks/c/forester-heap/sll-queue-1.i[23300,23313] [2021-11-23 15:54:44,870 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_edf3e835-1948-432e-b0dc-0200488144c2/sv-benchmarks/c/forester-heap/sll-queue-1.i[23386,23399] [2021-11-23 15:54:44,873 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_edf3e835-1948-432e-b0dc-0200488144c2/sv-benchmarks/c/forester-heap/sll-queue-1.i[23532,23545] [2021-11-23 15:54:44,885 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:54:44,891 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:54:44,947 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_edf3e835-1948-432e-b0dc-0200488144c2/sv-benchmarks/c/forester-heap/sll-queue-1.i[22387,22400] [2021-11-23 15:54:44,948 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_edf3e835-1948-432e-b0dc-0200488144c2/sv-benchmarks/c/forester-heap/sll-queue-1.i[22458,22471] [2021-11-23 15:54:44,954 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_edf3e835-1948-432e-b0dc-0200488144c2/sv-benchmarks/c/forester-heap/sll-queue-1.i[22532,22545] [2021-11-23 15:54:44,956 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_edf3e835-1948-432e-b0dc-0200488144c2/sv-benchmarks/c/forester-heap/sll-queue-1.i[22624,22637] [2021-11-23 15:54:44,958 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_edf3e835-1948-432e-b0dc-0200488144c2/sv-benchmarks/c/forester-heap/sll-queue-1.i[22701,22714] [2021-11-23 15:54:44,961 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_edf3e835-1948-432e-b0dc-0200488144c2/sv-benchmarks/c/forester-heap/sll-queue-1.i[22796,22809] [2021-11-23 15:54:44,963 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edf3e835-1948-432e-b0dc-0200488144c2/sv-benchmarks/c/forester-heap/sll-queue-1.i[22873,22886] [2021-11-23 15:54:44,964 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_edf3e835-1948-432e-b0dc-0200488144c2/sv-benchmarks/c/forester-heap/sll-queue-1.i[22956,22969] [2021-11-23 15:54:44,968 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_edf3e835-1948-432e-b0dc-0200488144c2/sv-benchmarks/c/forester-heap/sll-queue-1.i[23051,23064] [2021-11-23 15:54:44,969 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_edf3e835-1948-432e-b0dc-0200488144c2/sv-benchmarks/c/forester-heap/sll-queue-1.i[23128,23141] [2021-11-23 15:54:44,969 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_edf3e835-1948-432e-b0dc-0200488144c2/sv-benchmarks/c/forester-heap/sll-queue-1.i[23211,23224] [2021-11-23 15:54:44,970 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_edf3e835-1948-432e-b0dc-0200488144c2/sv-benchmarks/c/forester-heap/sll-queue-1.i[23300,23313] [2021-11-23 15:54:44,972 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_edf3e835-1948-432e-b0dc-0200488144c2/sv-benchmarks/c/forester-heap/sll-queue-1.i[23386,23399] [2021-11-23 15:54:44,973 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_edf3e835-1948-432e-b0dc-0200488144c2/sv-benchmarks/c/forester-heap/sll-queue-1.i[23532,23545] [2021-11-23 15:54:44,975 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:54:45,001 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:54:45,002 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:45 WrapperNode [2021-11-23 15:54:45,002 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:54:45,003 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:54:45,003 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:54:45,003 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:54:45,011 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:45" (1/1) ... [2021-11-23 15:54:45,035 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:45" (1/1) ... [2021-11-23 15:54:45,088 INFO L137 Inliner]: procedures = 119, calls = 35, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 222 [2021-11-23 15:54:45,088 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:54:45,089 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:54:45,089 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:54:45,089 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:54:45,100 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:45" (1/1) ... [2021-11-23 15:54:45,101 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:45" (1/1) ... [2021-11-23 15:54:45,123 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:45" (1/1) ... [2021-11-23 15:54:45,123 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:45" (1/1) ... [2021-11-23 15:54:45,133 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:45" (1/1) ... [2021-11-23 15:54:45,140 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:45" (1/1) ... [2021-11-23 15:54:45,142 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:45" (1/1) ... [2021-11-23 15:54:45,146 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:54:45,147 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:54:45,147 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:54:45,148 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:54:45,162 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:45" (1/1) ... [2021-11-23 15:54:45,169 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:54:45,184 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edf3e835-1948-432e-b0dc-0200488144c2/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:54:45,202 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edf3e835-1948-432e-b0dc-0200488144c2/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:54:45,230 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edf3e835-1948-432e-b0dc-0200488144c2/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:54:45,244 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-23 15:54:45,244 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 15:54:45,244 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 15:54:45,244 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:54:45,245 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 15:54:45,245 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 15:54:45,245 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:54:45,245 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:54:45,245 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:54:45,245 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:54:45,336 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:54:45,337 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:54:45,818 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:54:45,914 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$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 15:54:45,923 INFO L158 Benchmark]: Toolchain (without parser) took 1516.59ms. Allocated memory was 113.2MB in the beginning and 155.2MB in the end (delta: 41.9MB). Free memory was 73.6MB in the beginning and 128.4MB in the end (delta: -54.8MB). Peak memory consumption was 32.0MB. Max. memory is 16.1GB. [2021-11-23 15:54:45,925 INFO L158 Benchmark]: CDTParser took 0.61ms. Allocated memory is still 113.2MB. Free memory is still 90.9MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:54:45,925 INFO L158 Benchmark]: CACSL2BoogieTranslator took 592.33ms. Allocated memory is still 113.2MB. Free memory was 73.3MB in the beginning and 75.9MB in the end (delta: -2.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-23 15:54:45,927 INFO L158 Benchmark]: Boogie Procedure Inliner took 85.61ms. Allocated memory is still 113.2MB. Free memory was 75.9MB in the beginning and 73.4MB in the end (delta: 2.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-23 15:54:45,928 INFO L158 Benchmark]: Boogie Preprocessor took 57.51ms. Allocated memory is still 113.2MB. Free memory was 73.4MB in the beginning and 71.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:54:45,930 INFO L158 Benchmark]: RCFGBuilder took 774.41ms. Allocated memory was 113.2MB in the beginning and 155.2MB in the end (delta: 41.9MB). Free memory was 71.2MB in the beginning and 128.4MB in the end (delta: -57.1MB). Peak memory consumption was 30.2MB. Max. memory is 16.1GB. [2021-11-23 15:54:45,937 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.61ms. Allocated memory is still 113.2MB. Free memory is still 90.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 592.33ms. Allocated memory is still 113.2MB. Free memory was 73.3MB in the beginning and 75.9MB in the end (delta: -2.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 85.61ms. Allocated memory is still 113.2MB. Free memory was 75.9MB in the beginning and 73.4MB in the end (delta: 2.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 57.51ms. Allocated memory is still 113.2MB. Free memory was 73.4MB in the beginning and 71.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 774.41ms. Allocated memory was 113.2MB in the beginning and 155.2MB in the end (delta: 41.9MB). Free memory was 71.2MB in the beginning and 128.4MB in the end (delta: -57.1MB). Peak memory consumption was 30.2MB. 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 15:54:45,998 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edf3e835-1948-432e-b0dc-0200488144c2/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_edf3e835-1948-432e-b0dc-0200488144c2/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edf3e835-1948-432e-b0dc-0200488144c2/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_edf3e835-1948-432e-b0dc-0200488144c2/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edf3e835-1948-432e-b0dc-0200488144c2/bin/ukojak-CwSLpZB5Qu/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/forester-heap/sll-queue-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edf3e835-1948-432e-b0dc-0200488144c2/bin/ukojak-CwSLpZB5Qu/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edf3e835-1948-432e-b0dc-0200488144c2/bin/ukojak-CwSLpZB5Qu --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash a9a441ad5f70efa202eb02609b90cbc83f5bf4487618c2a09bffcfe320d65f90 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:54:48,547 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:54:48,549 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:54:48,584 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:54:48,585 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:54:48,586 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:54:48,588 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:54:48,591 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:54:48,593 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:54:48,595 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:54:48,596 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:54:48,597 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:54:48,598 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:54:48,599 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:54:48,601 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:54:48,602 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:54:48,603 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:54:48,609 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:54:48,612 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:54:48,615 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:54:48,617 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:54:48,622 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:54:48,624 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:54:48,625 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:54:48,630 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:54:48,635 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:54:48,636 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:54:48,637 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:54:48,640 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:54:48,642 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:54:48,642 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:54:48,643 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:54:48,645 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:54:48,647 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:54:48,648 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:54:48,649 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:54:48,650 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:54:48,650 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:54:48,650 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:54:48,652 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:54:48,653 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:54:48,658 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edf3e835-1948-432e-b0dc-0200488144c2/bin/ukojak-CwSLpZB5Qu/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf [2021-11-23 15:54:48,701 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:54:48,701 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:54:48,704 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:54:48,704 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:54:48,704 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:54:48,704 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:54:48,705 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-23 15:54:48,705 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:54:48,705 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:54:48,705 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:54:48,706 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-11-23 15:54:48,707 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-11-23 15:54:48,707 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-11-23 15:54:48,707 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:54:48,707 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:54:48,708 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:54:48,708 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:54:48,708 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:54:48,708 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:54:48,709 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:54:48,709 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:54:48,709 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:54:48,709 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:54:48,710 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:54:48,710 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:54:48,710 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:54:48,710 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:54:48,711 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:54:48,711 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:54:48,711 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_edf3e835-1948-432e-b0dc-0200488144c2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edf3e835-1948-432e-b0dc-0200488144c2/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a9a441ad5f70efa202eb02609b90cbc83f5bf4487618c2a09bffcfe320d65f90 [2021-11-23 15:54:49,085 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:54:49,114 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:54:49,117 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:54:49,119 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:54:49,120 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:54:49,122 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edf3e835-1948-432e-b0dc-0200488144c2/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/forester-heap/sll-queue-1.i [2021-11-23 15:54:49,202 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edf3e835-1948-432e-b0dc-0200488144c2/bin/ukojak-CwSLpZB5Qu/data/4280ebd70/1bf7d18f656f4cd8ba6a6b9ef73521e7/FLAGce9888815 [2021-11-23 15:54:49,789 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:54:49,790 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edf3e835-1948-432e-b0dc-0200488144c2/sv-benchmarks/c/forester-heap/sll-queue-1.i [2021-11-23 15:54:49,811 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edf3e835-1948-432e-b0dc-0200488144c2/bin/ukojak-CwSLpZB5Qu/data/4280ebd70/1bf7d18f656f4cd8ba6a6b9ef73521e7/FLAGce9888815 [2021-11-23 15:54:50,050 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edf3e835-1948-432e-b0dc-0200488144c2/bin/ukojak-CwSLpZB5Qu/data/4280ebd70/1bf7d18f656f4cd8ba6a6b9ef73521e7 [2021-11-23 15:54:50,052 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:54:50,053 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:54:50,055 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:54:50,055 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:54:50,068 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:54:50,069 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:54:50" (1/1) ... [2021-11-23 15:54:50,071 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@72224cd2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:50, skipping insertion in model container [2021-11-23 15:54:50,071 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:54:50" (1/1) ... [2021-11-23 15:54:50,082 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:54:50,144 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:54:50,495 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_edf3e835-1948-432e-b0dc-0200488144c2/sv-benchmarks/c/forester-heap/sll-queue-1.i[22387,22400] [2021-11-23 15:54:50,498 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_edf3e835-1948-432e-b0dc-0200488144c2/sv-benchmarks/c/forester-heap/sll-queue-1.i[22458,22471] [2021-11-23 15:54:50,500 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_edf3e835-1948-432e-b0dc-0200488144c2/sv-benchmarks/c/forester-heap/sll-queue-1.i[22532,22545] [2021-11-23 15:54:50,501 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edf3e835-1948-432e-b0dc-0200488144c2/sv-benchmarks/c/forester-heap/sll-queue-1.i[22624,22637] [2021-11-23 15:54:50,502 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_edf3e835-1948-432e-b0dc-0200488144c2/sv-benchmarks/c/forester-heap/sll-queue-1.i[22701,22714] [2021-11-23 15:54:50,503 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_edf3e835-1948-432e-b0dc-0200488144c2/sv-benchmarks/c/forester-heap/sll-queue-1.i[22796,22809] [2021-11-23 15:54:50,504 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_edf3e835-1948-432e-b0dc-0200488144c2/sv-benchmarks/c/forester-heap/sll-queue-1.i[22873,22886] [2021-11-23 15:54:50,505 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_edf3e835-1948-432e-b0dc-0200488144c2/sv-benchmarks/c/forester-heap/sll-queue-1.i[22956,22969] [2021-11-23 15:54:50,506 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_edf3e835-1948-432e-b0dc-0200488144c2/sv-benchmarks/c/forester-heap/sll-queue-1.i[23051,23064] [2021-11-23 15:54:50,508 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_edf3e835-1948-432e-b0dc-0200488144c2/sv-benchmarks/c/forester-heap/sll-queue-1.i[23128,23141] [2021-11-23 15:54:50,509 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_edf3e835-1948-432e-b0dc-0200488144c2/sv-benchmarks/c/forester-heap/sll-queue-1.i[23211,23224] [2021-11-23 15:54:50,511 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_edf3e835-1948-432e-b0dc-0200488144c2/sv-benchmarks/c/forester-heap/sll-queue-1.i[23300,23313] [2021-11-23 15:54:50,512 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_edf3e835-1948-432e-b0dc-0200488144c2/sv-benchmarks/c/forester-heap/sll-queue-1.i[23386,23399] [2021-11-23 15:54:50,514 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_edf3e835-1948-432e-b0dc-0200488144c2/sv-benchmarks/c/forester-heap/sll-queue-1.i[23532,23545] [2021-11-23 15:54:50,519 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:54:50,533 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:54:50,573 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_edf3e835-1948-432e-b0dc-0200488144c2/sv-benchmarks/c/forester-heap/sll-queue-1.i[22387,22400] [2021-11-23 15:54:50,574 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_edf3e835-1948-432e-b0dc-0200488144c2/sv-benchmarks/c/forester-heap/sll-queue-1.i[22458,22471] [2021-11-23 15:54:50,575 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_edf3e835-1948-432e-b0dc-0200488144c2/sv-benchmarks/c/forester-heap/sll-queue-1.i[22532,22545] [2021-11-23 15:54:50,576 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_edf3e835-1948-432e-b0dc-0200488144c2/sv-benchmarks/c/forester-heap/sll-queue-1.i[22624,22637] [2021-11-23 15:54:50,577 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_edf3e835-1948-432e-b0dc-0200488144c2/sv-benchmarks/c/forester-heap/sll-queue-1.i[22701,22714] [2021-11-23 15:54:50,578 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edf3e835-1948-432e-b0dc-0200488144c2/sv-benchmarks/c/forester-heap/sll-queue-1.i[22796,22809] [2021-11-23 15:54:50,579 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_edf3e835-1948-432e-b0dc-0200488144c2/sv-benchmarks/c/forester-heap/sll-queue-1.i[22873,22886] [2021-11-23 15:54:50,580 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_edf3e835-1948-432e-b0dc-0200488144c2/sv-benchmarks/c/forester-heap/sll-queue-1.i[22956,22969] [2021-11-23 15:54:50,582 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_edf3e835-1948-432e-b0dc-0200488144c2/sv-benchmarks/c/forester-heap/sll-queue-1.i[23051,23064] [2021-11-23 15:54:50,583 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_edf3e835-1948-432e-b0dc-0200488144c2/sv-benchmarks/c/forester-heap/sll-queue-1.i[23128,23141] [2021-11-23 15:54:50,584 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_edf3e835-1948-432e-b0dc-0200488144c2/sv-benchmarks/c/forester-heap/sll-queue-1.i[23211,23224] [2021-11-23 15:54:50,586 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_edf3e835-1948-432e-b0dc-0200488144c2/sv-benchmarks/c/forester-heap/sll-queue-1.i[23300,23313] [2021-11-23 15:54:50,588 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_edf3e835-1948-432e-b0dc-0200488144c2/sv-benchmarks/c/forester-heap/sll-queue-1.i[23386,23399] [2021-11-23 15:54:50,589 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_edf3e835-1948-432e-b0dc-0200488144c2/sv-benchmarks/c/forester-heap/sll-queue-1.i[23532,23545] [2021-11-23 15:54:50,592 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:54:50,629 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:54:50,629 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:50 WrapperNode [2021-11-23 15:54:50,630 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:54:50,631 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:54:50,631 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:54:50,631 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:54:50,639 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:50" (1/1) ... [2021-11-23 15:54:50,658 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:50" (1/1) ... [2021-11-23 15:54:50,686 INFO L137 Inliner]: procedures = 122, calls = 35, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 216 [2021-11-23 15:54:50,687 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:54:50,687 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:54:50,688 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:54:50,688 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:54:50,696 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:50" (1/1) ... [2021-11-23 15:54:50,696 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:50" (1/1) ... [2021-11-23 15:54:50,701 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:50" (1/1) ... [2021-11-23 15:54:50,701 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:50" (1/1) ... [2021-11-23 15:54:50,714 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:50" (1/1) ... [2021-11-23 15:54:50,722 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:50" (1/1) ... [2021-11-23 15:54:50,725 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:50" (1/1) ... [2021-11-23 15:54:50,730 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:54:50,731 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:54:50,731 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:54:50,731 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:54:50,732 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:50" (1/1) ... [2021-11-23 15:54:50,739 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:54:50,753 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edf3e835-1948-432e-b0dc-0200488144c2/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:54:50,764 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edf3e835-1948-432e-b0dc-0200488144c2/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:54:50,778 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edf3e835-1948-432e-b0dc-0200488144c2/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:54:50,818 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-11-23 15:54:50,819 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 15:54:50,820 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:54:50,820 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 15:54:50,820 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 15:54:50,820 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:54:50,820 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-23 15:54:50,820 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:54:50,821 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:54:50,821 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:54:50,971 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:54:50,973 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:54:51,686 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:54:51,729 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$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 15:54:51,739 INFO L158 Benchmark]: Toolchain (without parser) took 1683.33ms. Allocated memory was 50.3MB in the beginning and 60.8MB in the end (delta: 10.5MB). Free memory was 25.3MB in the beginning and 33.9MB in the end (delta: -8.6MB). Peak memory consumption was 11.7MB. Max. memory is 16.1GB. [2021-11-23 15:54:51,740 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 50.3MB. Free memory was 30.5MB in the beginning and 30.5MB in the end (delta: 38.3kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:54:51,743 INFO L158 Benchmark]: CACSL2BoogieTranslator took 575.12ms. Allocated memory was 50.3MB in the beginning and 60.8MB in the end (delta: 10.5MB). Free memory was 25.1MB in the beginning and 34.0MB in the end (delta: -8.8MB). Peak memory consumption was 3.5MB. Max. memory is 16.1GB. [2021-11-23 15:54:51,744 INFO L158 Benchmark]: Boogie Procedure Inliner took 55.76ms. Allocated memory is still 60.8MB. Free memory was 33.8MB in the beginning and 31.4MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:54:51,744 INFO L158 Benchmark]: Boogie Preprocessor took 42.71ms. Allocated memory is still 60.8MB. Free memory was 31.4MB in the beginning and 29.2MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:54:51,745 INFO L158 Benchmark]: RCFGBuilder took 1005.27ms. Allocated memory is still 60.8MB. Free memory was 29.2MB in the beginning and 33.9MB in the end (delta: -4.7MB). Peak memory consumption was 9.0MB. Max. memory is 16.1GB. [2021-11-23 15:54:51,754 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 50.3MB. Free memory was 30.5MB in the beginning and 30.5MB in the end (delta: 38.3kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 575.12ms. Allocated memory was 50.3MB in the beginning and 60.8MB in the end (delta: 10.5MB). Free memory was 25.1MB in the beginning and 34.0MB in the end (delta: -8.8MB). Peak memory consumption was 3.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 55.76ms. Allocated memory is still 60.8MB. Free memory was 33.8MB in the beginning and 31.4MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 42.71ms. Allocated memory is still 60.8MB. Free memory was 31.4MB in the beginning and 29.2MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1005.27ms. Allocated memory is still 60.8MB. Free memory was 29.2MB in the beginning and 33.9MB in the end (delta: -4.7MB). Peak memory consumption was 9.0MB. 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 15:54:51,808 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edf3e835-1948-432e-b0dc-0200488144c2/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