./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/goblint-coreutils/instrumented_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-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fb155ba-a6ad-4ab3-8758-c01ab8beb1e7/bin/utaipan-Q6hlc19bkW/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fb155ba-a6ad-4ab3-8758-c01ab8beb1e7/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_7fb155ba-a6ad-4ab3-8758-c01ab8beb1e7/bin/utaipan-Q6hlc19bkW/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fb155ba-a6ad-4ab3-8758-c01ab8beb1e7/bin/utaipan-Q6hlc19bkW/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/goblint-coreutils/instrumented_cksum_comb.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fb155ba-a6ad-4ab3-8758-c01ab8beb1e7/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_7fb155ba-a6ad-4ab3-8758-c01ab8beb1e7/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 43a21227e28ea1d3dea5c269e9a8aec5d2ff980f267bc89951928cd0fc79730a --- 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 15:01:29,778 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-23 15:01:29,781 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-23 15:01:29,818 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-23 15:01:29,819 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-23 15:01:29,822 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-23 15:01:29,824 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-23 15:01:29,827 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-23 15:01:29,829 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-23 15:01:29,834 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-23 15:01:29,835 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-23 15:01:29,836 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-23 15:01:29,836 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-23 15:01:29,837 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-23 15:01:29,838 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-23 15:01:29,839 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-23 15:01:29,840 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-23 15:01:29,841 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-23 15:01:29,842 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-23 15:01:29,848 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-23 15:01:29,851 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-23 15:01:29,853 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-23 15:01:29,854 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-23 15:01:29,855 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-23 15:01:29,867 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-23 15:01:29,868 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-23 15:01:29,868 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-23 15:01:29,870 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-23 15:01:29,871 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-23 15:01:29,871 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-23 15:01:29,872 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-23 15:01:29,872 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-23 15:01:29,874 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-23 15:01:29,875 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-23 15:01:29,876 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-23 15:01:29,876 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-23 15:01:29,877 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-23 15:01:29,877 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-23 15:01:29,877 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-23 15:01:29,879 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-23 15:01:29,879 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-23 15:01:29,881 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fb155ba-a6ad-4ab3-8758-c01ab8beb1e7/bin/utaipan-Q6hlc19bkW/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Default.epf [2022-11-23 15:01:29,919 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-23 15:01:29,919 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-23 15:01:29,920 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-23 15:01:29,920 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-23 15:01:29,921 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-23 15:01:29,921 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-23 15:01:29,921 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-23 15:01:29,921 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-23 15:01:29,922 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-23 15:01:29,922 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-23 15:01:29,923 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-23 15:01:29,923 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-23 15:01:29,923 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-23 15:01:29,923 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-23 15:01:29,923 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-23 15:01:29,924 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-23 15:01:29,924 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-23 15:01:29,924 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-23 15:01:29,925 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-23 15:01:29,925 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-23 15:01:29,925 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-23 15:01:29,925 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-23 15:01:29,925 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-23 15:01:29,926 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-23 15:01:29,926 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-11-23 15:01:29,926 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-11-23 15:01:29,926 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-11-23 15:01:29,926 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-23 15:01:29,927 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-23 15:01:29,927 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-23 15:01:29,927 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-23 15:01:29,927 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-23 15:01:29,927 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-23 15:01:29,928 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-23 15:01:29,928 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-23 15:01:29,928 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-23 15:01:29,928 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-23 15:01:29,928 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-23 15:01:29,929 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-23 15:01:29,929 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_7fb155ba-a6ad-4ab3-8758-c01ab8beb1e7/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fb155ba-a6ad-4ab3-8758-c01ab8beb1e7/bin/utaipan-Q6hlc19bkW Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 43a21227e28ea1d3dea5c269e9a8aec5d2ff980f267bc89951928cd0fc79730a [2022-11-23 15:01:30,258 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-23 15:01:30,290 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-23 15:01:30,292 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-23 15:01:30,294 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-23 15:01:30,295 INFO L275 PluginConnector]: CDTParser initialized [2022-11-23 15:01:30,296 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fb155ba-a6ad-4ab3-8758-c01ab8beb1e7/bin/utaipan-Q6hlc19bkW/../../sv-benchmarks/c/goblint-coreutils/instrumented_cksum_comb.i [2022-11-23 15:01:33,371 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-23 15:01:34,951 INFO L351 CDTParser]: Found 1 translation units. [2022-11-23 15:01:34,951 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fb155ba-a6ad-4ab3-8758-c01ab8beb1e7/sv-benchmarks/c/goblint-coreutils/instrumented_cksum_comb.i [2022-11-23 15:01:35,094 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fb155ba-a6ad-4ab3-8758-c01ab8beb1e7/bin/utaipan-Q6hlc19bkW/data/371f5717d/ebe10da6b0f845628485aa15817eb9b4/FLAG8a4695c1f [2022-11-23 15:01:35,109 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fb155ba-a6ad-4ab3-8758-c01ab8beb1e7/bin/utaipan-Q6hlc19bkW/data/371f5717d/ebe10da6b0f845628485aa15817eb9b4 [2022-11-23 15:01:35,112 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-23 15:01:35,114 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-23 15:01:35,117 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-23 15:01:35,117 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-23 15:01:35,122 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-23 15:01:35,123 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:01:35" (1/1) ... [2022-11-23 15:01:35,124 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@19cb713 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:35, skipping insertion in model container [2022-11-23 15:01:35,124 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:01:35" (1/1) ... [2022-11-23 15:01:35,132 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-23 15:01:35,768 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-23 15:01:58,467 WARN L611 FunctionHandler]: implicit declaration of function __builtin___memcpy_chk [2022-11-23 15:01:58,471 WARN L611 FunctionHandler]: implicit declaration of function __builtin___memmove_chk [2022-11-23 15:01:58,473 WARN L611 FunctionHandler]: implicit declaration of function __builtin___mempcpy_chk [2022-11-23 15:01:58,474 WARN L611 FunctionHandler]: implicit declaration of function __builtin___memset_chk [2022-11-23 15:01:58,477 WARN L611 FunctionHandler]: implicit declaration of function __builtin___strcpy_chk [2022-11-23 15:01:58,478 WARN L611 FunctionHandler]: implicit declaration of function __builtin___stpcpy_chk [2022-11-23 15:01:58,479 WARN L611 FunctionHandler]: implicit declaration of function __builtin___strncpy_chk [2022-11-23 15:01:58,483 WARN L611 FunctionHandler]: implicit declaration of function __builtin___strcat_chk [2022-11-23 15:01:58,484 WARN L611 FunctionHandler]: implicit declaration of function __builtin___strncat_chk [2022-11-23 15:01:58,549 WARN L611 FunctionHandler]: implicit declaration of function __builtin___vsnprintf_chk [2022-11-23 15:01:58,564 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_7fb155ba-a6ad-4ab3-8758-c01ab8beb1e7/sv-benchmarks/c/goblint-coreutils/instrumented_cksum_comb.i[493411,493424] [2022-11-23 15:01:58,568 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_7fb155ba-a6ad-4ab3-8758-c01ab8beb1e7/sv-benchmarks/c/goblint-coreutils/instrumented_cksum_comb.i[494037,494050] [2022-11-23 15:01:58,568 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_7fb155ba-a6ad-4ab3-8758-c01ab8beb1e7/sv-benchmarks/c/goblint-coreutils/instrumented_cksum_comb.i[494094,494107] [2022-11-23 15:01:58,569 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_7fb155ba-a6ad-4ab3-8758-c01ab8beb1e7/sv-benchmarks/c/goblint-coreutils/instrumented_cksum_comb.i[494170,494183] [2022-11-23 15:01:58,811 WARN L611 FunctionHandler]: implicit declaration of function __builtin_strspn [2022-11-23 15:01:58,835 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 15:01:58,835 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@5e43e6ac and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:58, skipping insertion in model container [2022-11-23 15:01:58,836 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-23 15:01:58,836 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-23 15:01:58,838 INFO L158 Benchmark]: Toolchain (without parser) took 23723.03ms. Allocated memory was 169.9MB in the beginning and 262.1MB in the end (delta: 92.3MB). Free memory was 49.3MB in the beginning and 173.4MB in the end (delta: -124.1MB). Peak memory consumption was 97.4MB. Max. memory is 16.1GB. [2022-11-23 15:01:58,839 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 125.8MB. Free memory is still 94.3MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-23 15:01:58,841 INFO L158 Benchmark]: CACSL2BoogieTranslator took 23719.08ms. Allocated memory was 169.9MB in the beginning and 262.1MB in the end (delta: 92.3MB). Free memory was 49.3MB in the beginning and 173.4MB in the end (delta: -124.1MB). Peak memory consumption was 97.4MB. Max. memory is 16.1GB. [2022-11-23 15:01:58,844 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22ms. Allocated memory is still 125.8MB. Free memory is still 94.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 23719.08ms. Allocated memory was 169.9MB in the beginning and 262.1MB in the end (delta: 92.3MB). Free memory was 49.3MB in the beginning and 173.4MB in the end (delta: -124.1MB). Peak memory consumption was 97.4MB. 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-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fb155ba-a6ad-4ab3-8758-c01ab8beb1e7/bin/utaipan-Q6hlc19bkW/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fb155ba-a6ad-4ab3-8758-c01ab8beb1e7/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_7fb155ba-a6ad-4ab3-8758-c01ab8beb1e7/bin/utaipan-Q6hlc19bkW/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fb155ba-a6ad-4ab3-8758-c01ab8beb1e7/bin/utaipan-Q6hlc19bkW/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/goblint-coreutils/instrumented_cksum_comb.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fb155ba-a6ad-4ab3-8758-c01ab8beb1e7/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_7fb155ba-a6ad-4ab3-8758-c01ab8beb1e7/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 43a21227e28ea1d3dea5c269e9a8aec5d2ff980f267bc89951928cd0fc79730a --- 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 15:02:00,798 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-23 15:02:00,806 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-23 15:02:00,849 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-23 15:02:00,850 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-23 15:02:00,851 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-23 15:02:00,856 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-23 15:02:00,858 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-23 15:02:00,860 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-23 15:02:00,860 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-23 15:02:00,861 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-23 15:02:00,870 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-23 15:02:00,870 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-23 15:02:00,875 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-23 15:02:00,876 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-23 15:02:00,878 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-23 15:02:00,878 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-23 15:02:00,879 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-23 15:02:00,881 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-23 15:02:00,883 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-23 15:02:00,884 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-23 15:02:00,891 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-23 15:02:00,894 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-23 15:02:00,895 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-23 15:02:00,905 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-23 15:02:00,905 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-23 15:02:00,906 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-23 15:02:00,907 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-23 15:02:00,907 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-23 15:02:00,908 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-23 15:02:00,908 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-23 15:02:00,909 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-23 15:02:00,910 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-23 15:02:00,911 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-23 15:02:00,912 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-23 15:02:00,912 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-23 15:02:00,913 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-23 15:02:00,913 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-23 15:02:00,913 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-23 15:02:00,914 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-23 15:02:00,920 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-23 15:02:00,928 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fb155ba-a6ad-4ab3-8758-c01ab8beb1e7/bin/utaipan-Q6hlc19bkW/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Bitvector.epf [2022-11-23 15:02:00,965 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-23 15:02:00,966 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-23 15:02:00,966 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-23 15:02:00,967 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-23 15:02:00,968 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-23 15:02:00,968 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-23 15:02:00,968 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-23 15:02:00,968 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-23 15:02:00,969 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-23 15:02:00,969 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-23 15:02:00,970 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-23 15:02:00,970 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-23 15:02:00,971 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-23 15:02:00,971 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-23 15:02:00,972 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-23 15:02:00,972 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-23 15:02:00,972 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-23 15:02:00,972 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-23 15:02:00,973 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-11-23 15:02:00,973 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-11-23 15:02:00,973 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-11-23 15:02:00,973 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-23 15:02:00,974 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-23 15:02:00,974 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-23 15:02:00,974 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-23 15:02:00,974 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-23 15:02:00,975 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-23 15:02:00,975 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-23 15:02:00,975 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-23 15:02:00,976 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-23 15:02:00,976 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-23 15:02:00,976 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-23 15:02:00,976 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-23 15:02:00,977 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-23 15:02:00,977 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-23 15:02:00,977 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-23 15:02:00,977 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_7fb155ba-a6ad-4ab3-8758-c01ab8beb1e7/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fb155ba-a6ad-4ab3-8758-c01ab8beb1e7/bin/utaipan-Q6hlc19bkW Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 43a21227e28ea1d3dea5c269e9a8aec5d2ff980f267bc89951928cd0fc79730a [2022-11-23 15:02:01,379 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-23 15:02:01,407 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-23 15:02:01,410 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-23 15:02:01,411 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-23 15:02:01,412 INFO L275 PluginConnector]: CDTParser initialized [2022-11-23 15:02:01,414 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fb155ba-a6ad-4ab3-8758-c01ab8beb1e7/bin/utaipan-Q6hlc19bkW/../../sv-benchmarks/c/goblint-coreutils/instrumented_cksum_comb.i [2022-11-23 15:02:04,515 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-23 15:02:06,399 INFO L351 CDTParser]: Found 1 translation units. [2022-11-23 15:02:06,399 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fb155ba-a6ad-4ab3-8758-c01ab8beb1e7/sv-benchmarks/c/goblint-coreutils/instrumented_cksum_comb.i [2022-11-23 15:02:06,702 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fb155ba-a6ad-4ab3-8758-c01ab8beb1e7/bin/utaipan-Q6hlc19bkW/data/a3e28c57a/721b29eb79834f18bc798ceef677cc8b/FLAG0fcb739fb [2022-11-23 15:02:06,716 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fb155ba-a6ad-4ab3-8758-c01ab8beb1e7/bin/utaipan-Q6hlc19bkW/data/a3e28c57a/721b29eb79834f18bc798ceef677cc8b [2022-11-23 15:02:06,719 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-23 15:02:06,720 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-23 15:02:06,721 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-23 15:02:06,721 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-23 15:02:06,725 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-23 15:02:06,725 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:02:06" (1/1) ... [2022-11-23 15:02:06,726 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@40497398 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:06, skipping insertion in model container [2022-11-23 15:02:06,727 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:02:06" (1/1) ... [2022-11-23 15:02:06,733 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-23 15:02:07,209 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-23 15:02:29,585 WARN L611 FunctionHandler]: implicit declaration of function __builtin___memcpy_chk [2022-11-23 15:02:29,589 WARN L611 FunctionHandler]: implicit declaration of function __builtin___memmove_chk [2022-11-23 15:02:29,590 WARN L611 FunctionHandler]: implicit declaration of function __builtin___mempcpy_chk [2022-11-23 15:02:29,592 WARN L611 FunctionHandler]: implicit declaration of function __builtin___memset_chk [2022-11-23 15:02:29,595 WARN L611 FunctionHandler]: implicit declaration of function __builtin___strcpy_chk [2022-11-23 15:02:29,595 WARN L611 FunctionHandler]: implicit declaration of function __builtin___stpcpy_chk [2022-11-23 15:02:29,596 WARN L611 FunctionHandler]: implicit declaration of function __builtin___strncpy_chk [2022-11-23 15:02:29,599 WARN L611 FunctionHandler]: implicit declaration of function __builtin___strcat_chk [2022-11-23 15:02:29,600 WARN L611 FunctionHandler]: implicit declaration of function __builtin___strncat_chk [2022-11-23 15:02:29,666 WARN L611 FunctionHandler]: implicit declaration of function __builtin___vsnprintf_chk [2022-11-23 15:02:29,676 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_7fb155ba-a6ad-4ab3-8758-c01ab8beb1e7/sv-benchmarks/c/goblint-coreutils/instrumented_cksum_comb.i[493411,493424] [2022-11-23 15:02:29,679 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_7fb155ba-a6ad-4ab3-8758-c01ab8beb1e7/sv-benchmarks/c/goblint-coreutils/instrumented_cksum_comb.i[494037,494050] [2022-11-23 15:02:29,680 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_7fb155ba-a6ad-4ab3-8758-c01ab8beb1e7/sv-benchmarks/c/goblint-coreutils/instrumented_cksum_comb.i[494094,494107] [2022-11-23 15:02:29,680 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_7fb155ba-a6ad-4ab3-8758-c01ab8beb1e7/sv-benchmarks/c/goblint-coreutils/instrumented_cksum_comb.i[494170,494183] [2022-11-23 15:02:29,826 WARN L611 FunctionHandler]: implicit declaration of function __builtin_strspn [2022-11-23 15:02:29,849 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 15:02:29,850 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@5863e453 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:29, skipping insertion in model container [2022-11-23 15:02:29,850 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-23 15:02:29,851 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-23 15:02:29,853 INFO L158 Benchmark]: Toolchain (without parser) took 23131.92ms. Allocated memory was 113.2MB in the beginning and 232.8MB in the end (delta: 119.5MB). Free memory was 45.2MB in the beginning and 67.1MB in the end (delta: -21.9MB). Peak memory consumption was 127.9MB. Max. memory is 16.1GB. [2022-11-23 15:02:29,854 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 79.7MB. Free memory is still 56.6MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-23 15:02:29,854 INFO L158 Benchmark]: CACSL2BoogieTranslator took 23129.76ms. Allocated memory was 113.2MB in the beginning and 232.8MB in the end (delta: 119.5MB). Free memory was 45.0MB in the beginning and 67.1MB in the end (delta: -22.2MB). Peak memory consumption was 127.9MB. Max. memory is 16.1GB. [2022-11-23 15:02:29,856 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18ms. Allocated memory is still 79.7MB. Free memory is still 56.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 23129.76ms. Allocated memory was 113.2MB in the beginning and 232.8MB in the end (delta: 119.5MB). Free memory was 45.0MB in the beginning and 67.1MB in the end (delta: -22.2MB). Peak memory consumption was 127.9MB. 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