./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/goblint-coreutils/instrumented_interval_cksum_comb.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 4e7fbc69 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13443390-d6fd-4e5b-97e6-9c40cdefd975/bin/utaipan-Q6hlc19bkW/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13443390-d6fd-4e5b-97e6-9c40cdefd975/bin/utaipan-Q6hlc19bkW/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13443390-d6fd-4e5b-97e6-9c40cdefd975/bin/utaipan-Q6hlc19bkW/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13443390-d6fd-4e5b-97e6-9c40cdefd975/bin/utaipan-Q6hlc19bkW/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/goblint-coreutils/instrumented_interval_cksum_comb.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13443390-d6fd-4e5b-97e6-9c40cdefd975/bin/utaipan-Q6hlc19bkW/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13443390-d6fd-4e5b-97e6-9c40cdefd975/bin/utaipan-Q6hlc19bkW --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 Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash c92169288ba10e606aecd7ff04f59d0eb48b56f4c981fd9086bac53fae53e7ad --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-4e7fbc6 [2022-11-23 15:20:25,714 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-23 15:20:25,716 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-23 15:20:25,738 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-23 15:20:25,738 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-23 15:20:25,739 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-23 15:20:25,740 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-23 15:20:25,742 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-23 15:20:25,744 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-23 15:20:25,745 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-23 15:20:25,746 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-23 15:20:25,747 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-23 15:20:25,747 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-23 15:20:25,748 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-23 15:20:25,749 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-23 15:20:25,751 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-23 15:20:25,751 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-23 15:20:25,752 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-23 15:20:25,754 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-23 15:20:25,756 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-23 15:20:25,757 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-23 15:20:25,759 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-23 15:20:25,760 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-23 15:20:25,761 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-23 15:20:25,764 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-23 15:20:25,765 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-23 15:20:25,765 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-23 15:20:25,766 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-23 15:20:25,767 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-23 15:20:25,768 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-23 15:20:25,768 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-23 15:20:25,769 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-23 15:20:25,770 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-23 15:20:25,771 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-23 15:20:25,772 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-23 15:20:25,772 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-23 15:20:25,773 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-23 15:20:25,773 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-23 15:20:25,773 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-23 15:20:25,774 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-23 15:20:25,775 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-23 15:20:25,776 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13443390-d6fd-4e5b-97e6-9c40cdefd975/bin/utaipan-Q6hlc19bkW/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Default.epf [2022-11-23 15:20:25,799 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-23 15:20:25,800 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-23 15:20:25,800 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-23 15:20:25,800 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-23 15:20:25,801 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-23 15:20:25,801 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-23 15:20:25,802 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-23 15:20:25,802 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-23 15:20:25,802 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-23 15:20:25,802 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-23 15:20:25,802 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-23 15:20:25,803 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-23 15:20:25,803 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-23 15:20:25,803 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-23 15:20:25,803 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-23 15:20:25,804 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-23 15:20:25,804 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-23 15:20:25,804 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-23 15:20:25,805 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-23 15:20:25,805 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-23 15:20:25,805 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-23 15:20:25,806 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-23 15:20:25,806 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-23 15:20:25,806 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-23 15:20:25,806 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-11-23 15:20:25,807 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-11-23 15:20:25,807 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-11-23 15:20:25,807 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-23 15:20:25,807 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-23 15:20:25,807 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-23 15:20:25,808 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-23 15:20:25,808 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-23 15:20:25,808 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-23 15:20:25,808 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-23 15:20:25,809 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-23 15:20:25,809 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-23 15:20:25,809 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-23 15:20:25,809 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-23 15:20:25,810 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-23 15:20:25,810 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_13443390-d6fd-4e5b-97e6-9c40cdefd975/bin/utaipan-Q6hlc19bkW/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13443390-d6fd-4e5b-97e6-9c40cdefd975/bin/utaipan-Q6hlc19bkW Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c92169288ba10e606aecd7ff04f59d0eb48b56f4c981fd9086bac53fae53e7ad [2022-11-23 15:20:26,111 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-23 15:20:26,133 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-23 15:20:26,136 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-23 15:20:26,137 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-23 15:20:26,138 INFO L275 PluginConnector]: CDTParser initialized [2022-11-23 15:20:26,139 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13443390-d6fd-4e5b-97e6-9c40cdefd975/bin/utaipan-Q6hlc19bkW/../../sv-benchmarks/c/goblint-coreutils/instrumented_interval_cksum_comb.i [2022-11-23 15:20:29,467 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-23 15:20:31,495 INFO L351 CDTParser]: Found 1 translation units. [2022-11-23 15:20:31,496 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13443390-d6fd-4e5b-97e6-9c40cdefd975/sv-benchmarks/c/goblint-coreutils/instrumented_interval_cksum_comb.i [2022-11-23 15:20:31,728 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13443390-d6fd-4e5b-97e6-9c40cdefd975/bin/utaipan-Q6hlc19bkW/data/2dcf34fcd/b623aef9232942939dd2485811cccd79/FLAG71d96dc35 [2022-11-23 15:20:31,752 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13443390-d6fd-4e5b-97e6-9c40cdefd975/bin/utaipan-Q6hlc19bkW/data/2dcf34fcd/b623aef9232942939dd2485811cccd79 [2022-11-23 15:20:31,757 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-23 15:20:31,760 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-23 15:20:31,766 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-23 15:20:31,766 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-23 15:20:31,771 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-23 15:20:31,772 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:20:31" (1/1) ... [2022-11-23 15:20:31,773 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2fd03516 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:20:31, skipping insertion in model container [2022-11-23 15:20:31,774 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:20:31" (1/1) ... [2022-11-23 15:20:31,784 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-23 15:20:32,416 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-23 15:20:56,921 WARN L611 FunctionHandler]: implicit declaration of function __builtin___memcpy_chk [2022-11-23 15:20:56,923 WARN L611 FunctionHandler]: implicit declaration of function __builtin___memmove_chk [2022-11-23 15:20:56,924 WARN L611 FunctionHandler]: implicit declaration of function __builtin___mempcpy_chk [2022-11-23 15:20:56,925 WARN L611 FunctionHandler]: implicit declaration of function __builtin___memset_chk [2022-11-23 15:20:56,926 WARN L611 FunctionHandler]: implicit declaration of function __builtin___strcpy_chk [2022-11-23 15:20:56,927 WARN L611 FunctionHandler]: implicit declaration of function __builtin___stpcpy_chk [2022-11-23 15:20:56,928 WARN L611 FunctionHandler]: implicit declaration of function __builtin___strncpy_chk [2022-11-23 15:20:56,930 WARN L611 FunctionHandler]: implicit declaration of function __builtin___strcat_chk [2022-11-23 15:20:56,931 WARN L611 FunctionHandler]: implicit declaration of function __builtin___strncat_chk [2022-11-23 15:20:56,976 WARN L611 FunctionHandler]: implicit declaration of function __builtin___vsnprintf_chk [2022-11-23 15:20:56,985 WARN L237 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_13443390-d6fd-4e5b-97e6-9c40cdefd975/sv-benchmarks/c/goblint-coreutils/instrumented_interval_cksum_comb.i[493420,493433] [2022-11-23 15:20:56,989 WARN L237 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_13443390-d6fd-4e5b-97e6-9c40cdefd975/sv-benchmarks/c/goblint-coreutils/instrumented_interval_cksum_comb.i[494046,494059] [2022-11-23 15:20:56,989 WARN L237 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_13443390-d6fd-4e5b-97e6-9c40cdefd975/sv-benchmarks/c/goblint-coreutils/instrumented_interval_cksum_comb.i[494103,494116] [2022-11-23 15:20:56,990 WARN L237 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_13443390-d6fd-4e5b-97e6-9c40cdefd975/sv-benchmarks/c/goblint-coreutils/instrumented_interval_cksum_comb.i[494179,494192] [2022-11-23 15:20:57,150 WARN L611 FunctionHandler]: implicit declaration of function __builtin_strspn [2022-11-23 15:20:57,167 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: rpl_fcntl [2022-11-23 15:20:57,168 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@224aca8d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:20:57, skipping insertion in model container [2022-11-23 15:20:57,168 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-23 15:20:57,168 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-23 15:20:57,170 INFO L158 Benchmark]: Toolchain (without parser) took 25409.42ms. Allocated memory was 230.7MB in the beginning and 350.2MB in the end (delta: 119.5MB). Free memory was 152.0MB in the beginning and 128.9MB in the end (delta: 23.1MB). Peak memory consumption was 202.5MB. Max. memory is 16.1GB. [2022-11-23 15:20:57,171 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 144.7MB. Free memory is still 117.5MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-23 15:20:57,172 INFO L158 Benchmark]: CACSL2BoogieTranslator took 25402.62ms. Allocated memory was 230.7MB in the beginning and 350.2MB in the end (delta: 119.5MB). Free memory was 152.0MB in the beginning and 128.9MB in the end (delta: 23.1MB). Peak memory consumption was 202.5MB. Max. memory is 16.1GB. [2022-11-23 15:20:57,174 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 144.7MB. Free memory is still 117.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 25402.62ms. Allocated memory was 230.7MB in the beginning and 350.2MB in the end (delta: 119.5MB). Free memory was 152.0MB in the beginning and 128.9MB in the end (delta: 23.1MB). Peak memory consumption was 202.5MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 12041]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: rpl_fcntl RESULT: Ultimate could not prove your program: Toolchain returned no result. 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/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13443390-d6fd-4e5b-97e6-9c40cdefd975/bin/utaipan-Q6hlc19bkW/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13443390-d6fd-4e5b-97e6-9c40cdefd975/bin/utaipan-Q6hlc19bkW/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13443390-d6fd-4e5b-97e6-9c40cdefd975/bin/utaipan-Q6hlc19bkW/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13443390-d6fd-4e5b-97e6-9c40cdefd975/bin/utaipan-Q6hlc19bkW/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/goblint-coreutils/instrumented_interval_cksum_comb.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13443390-d6fd-4e5b-97e6-9c40cdefd975/bin/utaipan-Q6hlc19bkW/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13443390-d6fd-4e5b-97e6-9c40cdefd975/bin/utaipan-Q6hlc19bkW --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 Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash c92169288ba10e606aecd7ff04f59d0eb48b56f4c981fd9086bac53fae53e7ad --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-4e7fbc6 [2022-11-23 15:20:59,575 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-23 15:20:59,577 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-23 15:20:59,620 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-23 15:20:59,621 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-23 15:20:59,622 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-23 15:20:59,624 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-23 15:20:59,626 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-23 15:20:59,627 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-23 15:20:59,629 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-23 15:20:59,630 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-23 15:20:59,631 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-23 15:20:59,631 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-23 15:20:59,633 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-23 15:20:59,634 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-23 15:20:59,635 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-23 15:20:59,636 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-23 15:20:59,637 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-23 15:20:59,639 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-23 15:20:59,641 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-23 15:20:59,642 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-23 15:20:59,644 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-23 15:20:59,646 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-23 15:20:59,647 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-23 15:20:59,651 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-23 15:20:59,651 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-23 15:20:59,652 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-23 15:20:59,653 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-23 15:20:59,654 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-23 15:20:59,655 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-23 15:20:59,655 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-23 15:20:59,656 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-23 15:20:59,657 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-23 15:20:59,658 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-23 15:20:59,659 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-23 15:20:59,660 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-23 15:20:59,660 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-23 15:20:59,661 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-23 15:20:59,661 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-23 15:20:59,662 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-23 15:20:59,663 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-23 15:20:59,664 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13443390-d6fd-4e5b-97e6-9c40cdefd975/bin/utaipan-Q6hlc19bkW/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Bitvector.epf [2022-11-23 15:20:59,688 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-23 15:20:59,689 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-23 15:20:59,689 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-23 15:20:59,689 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-23 15:20:59,690 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-23 15:20:59,690 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-23 15:20:59,691 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-23 15:20:59,691 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-23 15:20:59,692 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-23 15:20:59,692 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-23 15:20:59,692 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-23 15:20:59,692 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-23 15:20:59,693 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-23 15:20:59,694 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-23 15:20:59,694 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-23 15:20:59,694 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-23 15:20:59,695 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-23 15:20:59,695 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-23 15:20:59,695 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-11-23 15:20:59,696 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-11-23 15:20:59,696 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-11-23 15:20:59,696 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-23 15:20:59,697 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-23 15:20:59,697 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-23 15:20:59,697 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-23 15:20:59,698 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-23 15:20:59,698 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-23 15:20:59,698 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-23 15:20:59,699 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-23 15:20:59,699 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-23 15:20:59,699 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-23 15:20:59,700 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-23 15:20:59,700 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-23 15:20:59,700 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-23 15:20:59,700 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-23 15:20:59,701 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-23 15:20:59,701 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_13443390-d6fd-4e5b-97e6-9c40cdefd975/bin/utaipan-Q6hlc19bkW/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13443390-d6fd-4e5b-97e6-9c40cdefd975/bin/utaipan-Q6hlc19bkW Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c92169288ba10e606aecd7ff04f59d0eb48b56f4c981fd9086bac53fae53e7ad [2022-11-23 15:21:00,084 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-23 15:21:00,128 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-23 15:21:00,131 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-23 15:21:00,133 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-23 15:21:00,133 INFO L275 PluginConnector]: CDTParser initialized [2022-11-23 15:21:00,135 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13443390-d6fd-4e5b-97e6-9c40cdefd975/bin/utaipan-Q6hlc19bkW/../../sv-benchmarks/c/goblint-coreutils/instrumented_interval_cksum_comb.i [2022-11-23 15:21:03,219 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-23 15:21:05,325 INFO L351 CDTParser]: Found 1 translation units. [2022-11-23 15:21:05,325 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13443390-d6fd-4e5b-97e6-9c40cdefd975/sv-benchmarks/c/goblint-coreutils/instrumented_interval_cksum_comb.i [2022-11-23 15:21:05,614 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13443390-d6fd-4e5b-97e6-9c40cdefd975/bin/utaipan-Q6hlc19bkW/data/aa9ef9e1b/c2276d58fea14febad8c0272474f4ef9/FLAG25899c15d [2022-11-23 15:21:05,641 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13443390-d6fd-4e5b-97e6-9c40cdefd975/bin/utaipan-Q6hlc19bkW/data/aa9ef9e1b/c2276d58fea14febad8c0272474f4ef9 [2022-11-23 15:21:05,646 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-23 15:21:05,649 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-23 15:21:05,652 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-23 15:21:05,652 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-23 15:21:05,656 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-23 15:21:05,657 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:21:05" (1/1) ... [2022-11-23 15:21:05,658 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@40e41840 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:21:05, skipping insertion in model container [2022-11-23 15:21:05,659 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:21:05" (1/1) ... [2022-11-23 15:21:05,666 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-23 15:21:06,173 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-23 15:21:31,313 WARN L611 FunctionHandler]: implicit declaration of function __builtin___memcpy_chk [2022-11-23 15:21:31,317 WARN L611 FunctionHandler]: implicit declaration of function __builtin___memmove_chk [2022-11-23 15:21:31,320 WARN L611 FunctionHandler]: implicit declaration of function __builtin___mempcpy_chk [2022-11-23 15:21:31,321 WARN L611 FunctionHandler]: implicit declaration of function __builtin___memset_chk [2022-11-23 15:21:31,333 WARN L611 FunctionHandler]: implicit declaration of function __builtin___strcpy_chk [2022-11-23 15:21:31,336 WARN L611 FunctionHandler]: implicit declaration of function __builtin___stpcpy_chk [2022-11-23 15:21:31,337 WARN L611 FunctionHandler]: implicit declaration of function __builtin___strncpy_chk [2022-11-23 15:21:31,347 WARN L611 FunctionHandler]: implicit declaration of function __builtin___strcat_chk [2022-11-23 15:21:31,349 WARN L611 FunctionHandler]: implicit declaration of function __builtin___strncat_chk [2022-11-23 15:21:31,395 WARN L611 FunctionHandler]: implicit declaration of function __builtin___vsnprintf_chk [2022-11-23 15:21:31,405 WARN L237 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_13443390-d6fd-4e5b-97e6-9c40cdefd975/sv-benchmarks/c/goblint-coreutils/instrumented_interval_cksum_comb.i[493420,493433] [2022-11-23 15:21:31,409 WARN L237 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_13443390-d6fd-4e5b-97e6-9c40cdefd975/sv-benchmarks/c/goblint-coreutils/instrumented_interval_cksum_comb.i[494046,494059] [2022-11-23 15:21:31,410 WARN L237 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_13443390-d6fd-4e5b-97e6-9c40cdefd975/sv-benchmarks/c/goblint-coreutils/instrumented_interval_cksum_comb.i[494103,494116] [2022-11-23 15:21:31,410 WARN L237 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_13443390-d6fd-4e5b-97e6-9c40cdefd975/sv-benchmarks/c/goblint-coreutils/instrumented_interval_cksum_comb.i[494179,494192] [2022-11-23 15:21:31,510 WARN L611 FunctionHandler]: implicit declaration of function __builtin_strspn [2022-11-23 15:21:31,525 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: rpl_fcntl [2022-11-23 15:21:31,526 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@12de2962 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:21:31, skipping insertion in model container [2022-11-23 15:21:31,526 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-23 15:21:31,527 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-23 15:21:31,529 INFO L158 Benchmark]: Toolchain (without parser) took 25879.26ms. Allocated memory was 102.8MB in the beginning and 255.9MB in the end (delta: 153.1MB). Free memory was 29.5MB in the beginning and 84.6MB in the end (delta: -55.1MB). Peak memory consumption was 148.9MB. Max. memory is 16.1GB. [2022-11-23 15:21:31,529 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 75.5MB. Free memory is still 54.1MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-23 15:21:31,530 INFO L158 Benchmark]: CACSL2BoogieTranslator took 25874.66ms. Allocated memory was 102.8MB in the beginning and 255.9MB in the end (delta: 153.1MB). Free memory was 29.3MB in the beginning and 84.6MB in the end (delta: -55.3MB). Peak memory consumption was 148.9MB. Max. memory is 16.1GB. [2022-11-23 15:21:31,532 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35ms. Allocated memory is still 75.5MB. Free memory is still 54.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 25874.66ms. Allocated memory was 102.8MB in the beginning and 255.9MB in the end (delta: 153.1MB). Free memory was 29.3MB in the beginning and 84.6MB in the end (delta: -55.3MB). Peak memory consumption was 148.9MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 12041]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: rpl_fcntl RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN