./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/goblint-coreutils/instrumented_interval_cksum_comb.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 8393723b 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_0c1c08a1-9ff2-4512-9c6e-b8929a6fed05/bin/uautomizer-TMbwUNV5ro/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c1c08a1-9ff2-4512-9c6e-b8929a6fed05/bin/uautomizer-TMbwUNV5ro/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c1c08a1-9ff2-4512-9c6e-b8929a6fed05/bin/uautomizer-TMbwUNV5ro/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c1c08a1-9ff2-4512-9c6e-b8929a6fed05/bin/uautomizer-TMbwUNV5ro/config/AutomizerReach.xml -i ../../sv-benchmarks/c/goblint-coreutils/instrumented_interval_cksum_comb.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c1c08a1-9ff2-4512-9c6e-b8929a6fed05/bin/uautomizer-TMbwUNV5ro/config/svcomp-Overflow-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c1c08a1-9ff2-4512-9c6e-b8929a6fed05/bin/uautomizer-TMbwUNV5ro --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Automizer --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-8393723 [2022-11-18 20:14:49,204 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-18 20:14:49,207 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-18 20:14:49,245 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-18 20:14:49,247 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-18 20:14:49,251 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-18 20:14:49,254 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-18 20:14:49,257 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-18 20:14:49,262 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-18 20:14:49,268 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-18 20:14:49,270 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-18 20:14:49,271 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-18 20:14:49,272 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-18 20:14:49,273 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-18 20:14:49,274 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-18 20:14:49,275 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-18 20:14:49,276 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-18 20:14:49,277 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-18 20:14:49,279 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-18 20:14:49,281 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-18 20:14:49,285 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-18 20:14:49,290 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-18 20:14:49,292 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-18 20:14:49,293 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-18 20:14:49,297 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-18 20:14:49,303 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-18 20:14:49,303 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-18 20:14:49,304 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-18 20:14:49,306 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-18 20:14:49,307 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-18 20:14:49,307 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-18 20:14:49,308 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-18 20:14:49,310 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-18 20:14:49,311 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-18 20:14:49,312 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-18 20:14:49,314 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-18 20:14:49,315 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-18 20:14:49,315 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-18 20:14:49,315 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-18 20:14:49,316 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-18 20:14:49,317 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-18 20:14:49,318 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c1c08a1-9ff2-4512-9c6e-b8929a6fed05/bin/uautomizer-TMbwUNV5ro/config/svcomp-Overflow-64bit-Automizer_Default.epf [2022-11-18 20:14:49,358 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-18 20:14:49,358 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-18 20:14:49,359 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-18 20:14:49,359 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-18 20:14:49,360 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-18 20:14:49,361 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-18 20:14:49,361 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-18 20:14:49,362 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-18 20:14:49,362 INFO L138 SettingsManager]: * Use SBE=true [2022-11-18 20:14:49,362 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-18 20:14:49,364 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-18 20:14:49,364 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-18 20:14:49,364 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-18 20:14:49,364 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-18 20:14:49,365 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-18 20:14:49,365 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-18 20:14:49,365 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-18 20:14:49,366 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-18 20:14:49,366 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-18 20:14:49,366 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-18 20:14:49,367 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-18 20:14:49,367 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-18 20:14:49,367 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-18 20:14:49,367 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-18 20:14:49,368 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-18 20:14:49,368 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-18 20:14:49,368 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-18 20:14:49,369 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-18 20:14:49,369 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-18 20:14:49,369 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-18 20:14:49,370 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-18 20:14:49,370 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-18 20:14:49,370 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_0c1c08a1-9ff2-4512-9c6e-b8929a6fed05/bin/uautomizer-TMbwUNV5ro/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c1c08a1-9ff2-4512-9c6e-b8929a6fed05/bin/uautomizer-TMbwUNV5ro Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c92169288ba10e606aecd7ff04f59d0eb48b56f4c981fd9086bac53fae53e7ad [2022-11-18 20:14:49,721 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-18 20:14:49,758 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-18 20:14:49,761 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-18 20:14:49,763 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-18 20:14:49,768 INFO L275 PluginConnector]: CDTParser initialized [2022-11-18 20:14:49,769 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c1c08a1-9ff2-4512-9c6e-b8929a6fed05/bin/uautomizer-TMbwUNV5ro/../../sv-benchmarks/c/goblint-coreutils/instrumented_interval_cksum_comb.i [2022-11-18 20:14:49,848 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c1c08a1-9ff2-4512-9c6e-b8929a6fed05/bin/uautomizer-TMbwUNV5ro/data/7dc1875b9/19a06558e96142c88c9f46505e8a7271/FLAG55c0cb19f [2022-11-18 20:14:52,016 INFO L306 CDTParser]: Found 1 translation units. [2022-11-18 20:14:52,017 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c1c08a1-9ff2-4512-9c6e-b8929a6fed05/sv-benchmarks/c/goblint-coreutils/instrumented_interval_cksum_comb.i [2022-11-18 20:14:52,208 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c1c08a1-9ff2-4512-9c6e-b8929a6fed05/bin/uautomizer-TMbwUNV5ro/data/7dc1875b9/19a06558e96142c88c9f46505e8a7271/FLAG55c0cb19f [2022-11-18 20:14:52,690 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c1c08a1-9ff2-4512-9c6e-b8929a6fed05/bin/uautomizer-TMbwUNV5ro/data/7dc1875b9/19a06558e96142c88c9f46505e8a7271 [2022-11-18 20:14:52,693 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-18 20:14:52,697 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-18 20:14:52,699 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-18 20:14:52,699 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-18 20:14:52,703 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-18 20:14:52,704 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 08:14:52" (1/1) ... [2022-11-18 20:14:52,705 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2d6d0dad and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:14:52, skipping insertion in model container [2022-11-18 20:14:52,706 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 08:14:52" (1/1) ... [2022-11-18 20:14:52,714 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-18 20:14:53,239 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-18 20:15:18,728 WARN L611 FunctionHandler]: implicit declaration of function __builtin___memcpy_chk [2022-11-18 20:15:18,729 WARN L611 FunctionHandler]: implicit declaration of function __builtin___memmove_chk [2022-11-18 20:15:18,730 WARN L611 FunctionHandler]: implicit declaration of function __builtin___mempcpy_chk [2022-11-18 20:15:18,731 WARN L611 FunctionHandler]: implicit declaration of function __builtin___memset_chk [2022-11-18 20:15:18,734 WARN L611 FunctionHandler]: implicit declaration of function __builtin___strcpy_chk [2022-11-18 20:15:18,735 WARN L611 FunctionHandler]: implicit declaration of function __builtin___stpcpy_chk [2022-11-18 20:15:18,736 WARN L611 FunctionHandler]: implicit declaration of function __builtin___strncpy_chk [2022-11-18 20:15:18,738 WARN L611 FunctionHandler]: implicit declaration of function __builtin___strcat_chk [2022-11-18 20:15:18,739 WARN L611 FunctionHandler]: implicit declaration of function __builtin___strncat_chk [2022-11-18 20:15:18,828 WARN L611 FunctionHandler]: implicit declaration of function __builtin___vsnprintf_chk [2022-11-18 20:15:18,845 WARN L234 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_0c1c08a1-9ff2-4512-9c6e-b8929a6fed05/sv-benchmarks/c/goblint-coreutils/instrumented_interval_cksum_comb.i[493420,493433] [2022-11-18 20:15:18,853 WARN L234 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_0c1c08a1-9ff2-4512-9c6e-b8929a6fed05/sv-benchmarks/c/goblint-coreutils/instrumented_interval_cksum_comb.i[494046,494059] [2022-11-18 20:15:18,854 WARN L234 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_0c1c08a1-9ff2-4512-9c6e-b8929a6fed05/sv-benchmarks/c/goblint-coreutils/instrumented_interval_cksum_comb.i[494103,494116] [2022-11-18 20:15:18,854 WARN L234 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_0c1c08a1-9ff2-4512-9c6e-b8929a6fed05/sv-benchmarks/c/goblint-coreutils/instrumented_interval_cksum_comb.i[494179,494192] [2022-11-18 20:15:18,941 ERROR L326 MainTranslator]: Unsupported Syntax: Unsupported function: getenv [2022-11-18 20:15:18,942 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@25106f1b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:15:18, skipping insertion in model container [2022-11-18 20:15:18,943 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-18 20:15:18,943 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-18 20:15:18,947 INFO L158 Benchmark]: Toolchain (without parser) took 26247.01ms. Allocated memory was 153.1MB in the beginning and 211.8MB in the end (delta: 58.7MB). Free memory was 91.4MB in the beginning and 99.8MB in the end (delta: -8.3MB). Peak memory consumption was 117.4MB. Max. memory is 16.1GB. [2022-11-18 20:15:18,949 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 111.1MB. Free memory was 84.6MB in the beginning and 84.6MB in the end (delta: 30.3kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-18 20:15:18,950 INFO L158 Benchmark]: CACSL2BoogieTranslator took 26244.30ms. Allocated memory was 153.1MB in the beginning and 211.8MB in the end (delta: 58.7MB). Free memory was 90.9MB in the beginning and 99.8MB in the end (delta: -8.9MB). Peak memory consumption was 117.4MB. Max. memory is 16.1GB. [2022-11-18 20:15:18,953 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 111.1MB. Free memory was 84.6MB in the beginning and 84.6MB in the end (delta: 30.3kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 26244.30ms. Allocated memory was 153.1MB in the beginning and 211.8MB in the end (delta: 58.7MB). Free memory was 90.9MB in the beginning and 99.8MB in the end (delta: -8.9MB). Peak memory consumption was 117.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 9395]: Unsupported Syntax Unsupported function: getenv 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 No suitable file found in config dir /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c1c08a1-9ff2-4512-9c6e-b8929a6fed05/bin/uautomizer-TMbwUNV5ro/config using search string *Overflow*64bit*_Bitvector*.epf No suitable settings file found using Overflow*64bit*_Bitvector ERROR: UNSUPPORTED PROPERTY Writing output log to file Ultimate.log Result: UNKNOWN