./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/goblint-coreutils/instrumented_interval_nohup_comb.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows 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_5949084d-1282-4328-94a9-8ca951b11587/bin/utaipan-Q6hlc19bkW/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5949084d-1282-4328-94a9-8ca951b11587/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_5949084d-1282-4328-94a9-8ca951b11587/bin/utaipan-Q6hlc19bkW/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5949084d-1282-4328-94a9-8ca951b11587/bin/utaipan-Q6hlc19bkW/config/TaipanReach.xml -i ../../sv-benchmarks/c/goblint-coreutils/instrumented_interval_nohup_comb.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5949084d-1282-4328-94a9-8ca951b11587/bin/utaipan-Q6hlc19bkW/config/svcomp-Overflow-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5949084d-1282-4328-94a9-8ca951b11587/bin/utaipan-Q6hlc19bkW --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 Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 0f7be000be519abe1ca18329c9838ba75d5c3631e353184761c039203f134940 --- 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 14:36:32,737 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-23 14:36:32,739 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-23 14:36:32,767 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-23 14:36:32,768 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-23 14:36:32,769 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-23 14:36:32,770 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-23 14:36:32,772 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-23 14:36:32,774 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-23 14:36:32,775 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-23 14:36:32,775 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-23 14:36:32,777 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-23 14:36:32,777 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-23 14:36:32,778 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-23 14:36:32,779 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-23 14:36:32,780 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-23 14:36:32,781 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-23 14:36:32,782 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-23 14:36:32,784 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-23 14:36:32,786 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-23 14:36:32,787 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-23 14:36:32,789 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-23 14:36:32,790 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-23 14:36:32,791 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-23 14:36:32,795 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-23 14:36:32,795 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-23 14:36:32,796 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-23 14:36:32,797 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-23 14:36:32,797 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-23 14:36:32,798 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-23 14:36:32,799 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-23 14:36:32,800 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-23 14:36:32,801 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-23 14:36:32,801 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-23 14:36:32,803 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-23 14:36:32,803 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-23 14:36:32,804 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-23 14:36:32,804 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-23 14:36:32,804 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-23 14:36:32,806 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-23 14:36:32,806 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-23 14:36:32,807 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5949084d-1282-4328-94a9-8ca951b11587/bin/utaipan-Q6hlc19bkW/config/svcomp-Overflow-64bit-Taipan_Default.epf [2022-11-23 14:36:32,834 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-23 14:36:32,835 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-23 14:36:32,835 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-23 14:36:32,835 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-23 14:36:32,836 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-23 14:36:32,836 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-23 14:36:32,837 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-23 14:36:32,837 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-23 14:36:32,837 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-23 14:36:32,837 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-23 14:36:32,837 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-23 14:36:32,838 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-23 14:36:32,838 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-23 14:36:32,838 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-23 14:36:32,838 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-23 14:36:32,839 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-23 14:36:32,839 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-23 14:36:32,839 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-23 14:36:32,840 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-23 14:36:32,840 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-23 14:36:32,840 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-23 14:36:32,840 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-23 14:36:32,841 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-23 14:36:32,841 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-23 14:36:32,841 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-23 14:36:32,841 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-23 14:36:32,841 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-23 14:36:32,842 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-23 14:36:32,842 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-23 14:36:32,842 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-23 14:36:32,842 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-23 14:36:32,842 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-23 14:36:32,843 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-23 14:36:32,843 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-23 14:36:32,843 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-23 14:36:32,843 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-23 14:36:32,843 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-23 14:36:32,844 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-23 14:36:32,844 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-23 14:36:32,844 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-23 14:36:32,844 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_5949084d-1282-4328-94a9-8ca951b11587/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5949084d-1282-4328-94a9-8ca951b11587/bin/utaipan-Q6hlc19bkW Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0f7be000be519abe1ca18329c9838ba75d5c3631e353184761c039203f134940 [2022-11-23 14:36:33,086 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-23 14:36:33,123 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-23 14:36:33,126 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-23 14:36:33,127 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-23 14:36:33,128 INFO L275 PluginConnector]: CDTParser initialized [2022-11-23 14:36:33,129 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5949084d-1282-4328-94a9-8ca951b11587/bin/utaipan-Q6hlc19bkW/../../sv-benchmarks/c/goblint-coreutils/instrumented_interval_nohup_comb.i [2022-11-23 14:36:36,295 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-23 14:36:37,973 INFO L351 CDTParser]: Found 1 translation units. [2022-11-23 14:36:37,973 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5949084d-1282-4328-94a9-8ca951b11587/sv-benchmarks/c/goblint-coreutils/instrumented_interval_nohup_comb.i [2022-11-23 14:36:38,197 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5949084d-1282-4328-94a9-8ca951b11587/bin/utaipan-Q6hlc19bkW/data/a0d3523d5/9888720988a04247a7cca14403d541f0/FLAGa39b60186 [2022-11-23 14:36:38,216 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5949084d-1282-4328-94a9-8ca951b11587/bin/utaipan-Q6hlc19bkW/data/a0d3523d5/9888720988a04247a7cca14403d541f0 [2022-11-23 14:36:38,221 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-23 14:36:38,282 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-23 14:36:38,283 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-23 14:36:38,284 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-23 14:36:38,291 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-23 14:36:38,292 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 02:36:38" (1/1) ... [2022-11-23 14:36:38,293 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3c3dd9ea and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:36:38, skipping insertion in model container [2022-11-23 14:36:38,293 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 02:36:38" (1/1) ... [2022-11-23 14:36:38,301 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-23 14:36:38,863 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-23 14:37:02,445 WARN L611 FunctionHandler]: implicit declaration of function __builtin___memcpy_chk [2022-11-23 14:37:02,451 WARN L611 FunctionHandler]: implicit declaration of function __builtin___memmove_chk [2022-11-23 14:37:02,453 WARN L611 FunctionHandler]: implicit declaration of function __builtin___mempcpy_chk [2022-11-23 14:37:02,454 WARN L611 FunctionHandler]: implicit declaration of function __builtin___memset_chk [2022-11-23 14:37:02,457 WARN L611 FunctionHandler]: implicit declaration of function __builtin___strcpy_chk [2022-11-23 14:37:02,466 WARN L611 FunctionHandler]: implicit declaration of function __builtin___stpcpy_chk [2022-11-23 14:37:02,467 WARN L611 FunctionHandler]: implicit declaration of function __builtin___strncpy_chk [2022-11-23 14:37:02,469 WARN L611 FunctionHandler]: implicit declaration of function __builtin___strcat_chk [2022-11-23 14:37:02,478 WARN L611 FunctionHandler]: implicit declaration of function __builtin___strncat_chk [2022-11-23 14:37:02,514 WARN L611 FunctionHandler]: implicit declaration of function __builtin___vsnprintf_chk [2022-11-23 14:37:02,737 WARN L611 FunctionHandler]: implicit declaration of function __builtin_strspn [2022-11-23 14:37:02,767 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 14:37:02,768 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@74c257c7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:37:02, skipping insertion in model container [2022-11-23 14:37:02,768 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-23 14:37:02,768 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-23 14:37:02,771 INFO L158 Benchmark]: Toolchain (without parser) took 24487.37ms. Allocated memory was 182.5MB in the beginning and 314.6MB in the end (delta: 132.1MB). Free memory was 118.8MB in the beginning and 79.4MB in the end (delta: 39.4MB). Peak memory consumption was 195.2MB. Max. memory is 16.1GB. [2022-11-23 14:37:02,772 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 125.8MB. Free memory was 66.8MB in the beginning and 66.7MB in the end (delta: 117.6kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-23 14:37:02,773 INFO L158 Benchmark]: CACSL2BoogieTranslator took 24484.90ms. Allocated memory was 182.5MB in the beginning and 314.6MB in the end (delta: 132.1MB). Free memory was 118.8MB in the beginning and 79.4MB in the end (delta: 39.4MB). Peak memory consumption was 195.2MB. Max. memory is 16.1GB. [2022-11-23 14:37:02,775 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 125.8MB. Free memory was 66.8MB in the beginning and 66.7MB in the end (delta: 117.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 24484.90ms. Allocated memory was 182.5MB in the beginning and 314.6MB in the end (delta: 132.1MB). Free memory was 118.8MB in the beginning and 79.4MB in the end (delta: 39.4MB). Peak memory consumption was 195.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 11970]: 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_5949084d-1282-4328-94a9-8ca951b11587/bin/utaipan-Q6hlc19bkW/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5949084d-1282-4328-94a9-8ca951b11587/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_5949084d-1282-4328-94a9-8ca951b11587/bin/utaipan-Q6hlc19bkW/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5949084d-1282-4328-94a9-8ca951b11587/bin/utaipan-Q6hlc19bkW/config/TaipanReach.xml -i ../../sv-benchmarks/c/goblint-coreutils/instrumented_interval_nohup_comb.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5949084d-1282-4328-94a9-8ca951b11587/bin/utaipan-Q6hlc19bkW/config/svcomp-Overflow-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5949084d-1282-4328-94a9-8ca951b11587/bin/utaipan-Q6hlc19bkW --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 Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 0f7be000be519abe1ca18329c9838ba75d5c3631e353184761c039203f134940 --- 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 14:37:05,061 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-23 14:37:05,064 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-23 14:37:05,104 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-23 14:37:05,104 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-23 14:37:05,108 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-23 14:37:05,111 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-23 14:37:05,114 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-23 14:37:05,116 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-23 14:37:05,123 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-23 14:37:05,124 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-23 14:37:05,127 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-23 14:37:05,127 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-23 14:37:05,129 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-23 14:37:05,131 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-23 14:37:05,138 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-23 14:37:05,139 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-23 14:37:05,140 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-23 14:37:05,142 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-23 14:37:05,149 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-23 14:37:05,150 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-23 14:37:05,153 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-23 14:37:05,155 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-23 14:37:05,156 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-23 14:37:05,163 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-23 14:37:05,164 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-23 14:37:05,164 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-23 14:37:05,167 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-23 14:37:05,168 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-23 14:37:05,169 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-23 14:37:05,170 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-23 14:37:05,171 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-23 14:37:05,173 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-23 14:37:05,174 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-23 14:37:05,190 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-23 14:37:05,190 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-23 14:37:05,191 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-23 14:37:05,191 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-23 14:37:05,192 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-23 14:37:05,193 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-23 14:37:05,194 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-23 14:37:05,199 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5949084d-1282-4328-94a9-8ca951b11587/bin/utaipan-Q6hlc19bkW/config/svcomp-Overflow-64bit-Taipan_Bitvector.epf [2022-11-23 14:37:05,240 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-23 14:37:05,240 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-23 14:37:05,242 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-23 14:37:05,242 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-23 14:37:05,243 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-23 14:37:05,244 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-23 14:37:05,244 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-23 14:37:05,244 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-23 14:37:05,245 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-23 14:37:05,245 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-23 14:37:05,246 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-23 14:37:05,246 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-23 14:37:05,247 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-23 14:37:05,248 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-23 14:37:05,248 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-23 14:37:05,248 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-23 14:37:05,249 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-23 14:37:05,249 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-23 14:37:05,249 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-23 14:37:05,250 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-23 14:37:05,250 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-23 14:37:05,250 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-23 14:37:05,251 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-23 14:37:05,251 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-23 14:37:05,251 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-23 14:37:05,252 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-23 14:37:05,252 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-23 14:37:05,252 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-23 14:37:05,253 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-23 14:37:05,253 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-23 14:37:05,253 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-23 14:37:05,254 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-23 14:37:05,254 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-23 14:37:05,254 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-23 14:37:05,255 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-23 14:37:05,255 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-23 14:37:05,255 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-23 14:37:05,256 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_5949084d-1282-4328-94a9-8ca951b11587/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5949084d-1282-4328-94a9-8ca951b11587/bin/utaipan-Q6hlc19bkW Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0f7be000be519abe1ca18329c9838ba75d5c3631e353184761c039203f134940 [2022-11-23 14:37:05,653 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-23 14:37:05,679 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-23 14:37:05,684 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-23 14:37:05,685 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-23 14:37:05,686 INFO L275 PluginConnector]: CDTParser initialized [2022-11-23 14:37:05,687 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5949084d-1282-4328-94a9-8ca951b11587/bin/utaipan-Q6hlc19bkW/../../sv-benchmarks/c/goblint-coreutils/instrumented_interval_nohup_comb.i [2022-11-23 14:37:08,936 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-23 14:37:11,002 INFO L351 CDTParser]: Found 1 translation units. [2022-11-23 14:37:11,002 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5949084d-1282-4328-94a9-8ca951b11587/sv-benchmarks/c/goblint-coreutils/instrumented_interval_nohup_comb.i [2022-11-23 14:37:11,199 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5949084d-1282-4328-94a9-8ca951b11587/bin/utaipan-Q6hlc19bkW/data/bd27d30da/d647889413f34333beef529dc217ba64/FLAG9af471f03 [2022-11-23 14:37:11,224 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5949084d-1282-4328-94a9-8ca951b11587/bin/utaipan-Q6hlc19bkW/data/bd27d30da/d647889413f34333beef529dc217ba64 [2022-11-23 14:37:11,227 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-23 14:37:11,228 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-23 14:37:11,229 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-23 14:37:11,230 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-23 14:37:11,233 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-23 14:37:11,234 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 02:37:11" (1/1) ... [2022-11-23 14:37:11,236 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5f4fb8d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:37:11, skipping insertion in model container [2022-11-23 14:37:11,236 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 02:37:11" (1/1) ... [2022-11-23 14:37:11,244 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-23 14:37:11,859 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-23 14:37:36,664 WARN L611 FunctionHandler]: implicit declaration of function __builtin___memcpy_chk [2022-11-23 14:37:36,665 WARN L611 FunctionHandler]: implicit declaration of function __builtin___memmove_chk [2022-11-23 14:37:36,668 WARN L611 FunctionHandler]: implicit declaration of function __builtin___mempcpy_chk [2022-11-23 14:37:36,669 WARN L611 FunctionHandler]: implicit declaration of function __builtin___memset_chk [2022-11-23 14:37:36,673 WARN L611 FunctionHandler]: implicit declaration of function __builtin___strcpy_chk [2022-11-23 14:37:36,676 WARN L611 FunctionHandler]: implicit declaration of function __builtin___stpcpy_chk [2022-11-23 14:37:36,687 WARN L611 FunctionHandler]: implicit declaration of function __builtin___strncpy_chk [2022-11-23 14:37:36,689 WARN L611 FunctionHandler]: implicit declaration of function __builtin___strcat_chk [2022-11-23 14:37:36,690 WARN L611 FunctionHandler]: implicit declaration of function __builtin___strncat_chk [2022-11-23 14:37:36,750 WARN L611 FunctionHandler]: implicit declaration of function __builtin___vsnprintf_chk [2022-11-23 14:37:36,954 WARN L611 FunctionHandler]: implicit declaration of function __builtin_strspn [2022-11-23 14:37:36,984 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 14:37:36,985 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@75fae69 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:37:36, skipping insertion in model container [2022-11-23 14:37:36,985 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-23 14:37:36,986 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-23 14:37:36,988 INFO L158 Benchmark]: Toolchain (without parser) took 25758.71ms. Allocated memory was 125.8MB in the beginning and 354.4MB in the end (delta: 228.6MB). Free memory was 50.0MB in the beginning and 129.3MB in the end (delta: -79.3MB). Peak memory consumption was 215.7MB. Max. memory is 16.1GB. [2022-11-23 14:37:36,988 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 65.0MB. Free memory was 43.5MB in the beginning and 43.4MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-23 14:37:36,989 INFO L158 Benchmark]: CACSL2BoogieTranslator took 25756.37ms. Allocated memory was 125.8MB in the beginning and 354.4MB in the end (delta: 228.6MB). Free memory was 49.8MB in the beginning and 129.3MB in the end (delta: -79.5MB). Peak memory consumption was 215.7MB. Max. memory is 16.1GB. [2022-11-23 14:37:36,991 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 65.0MB. Free memory was 43.5MB in the beginning and 43.4MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 25756.37ms. Allocated memory was 125.8MB in the beginning and 354.4MB in the end (delta: 228.6MB). Free memory was 49.8MB in the beginning and 129.3MB in the end (delta: -79.5MB). Peak memory consumption was 215.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 11970]: 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