./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/busybox-1.22.0/ls-incomplete-2.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 4e7fbc69 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e41b9f88-a19b-4c32-a318-b709564f40c0/bin/utaipan-Q6hlc19bkW/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e41b9f88-a19b-4c32-a318-b709564f40c0/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_e41b9f88-a19b-4c32-a318-b709564f40c0/bin/utaipan-Q6hlc19bkW/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e41b9f88-a19b-4c32-a318-b709564f40c0/bin/utaipan-Q6hlc19bkW/config/TaipanReach.xml -i ../../sv-benchmarks/c/busybox-1.22.0/ls-incomplete-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e41b9f88-a19b-4c32-a318-b709564f40c0/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_e41b9f88-a19b-4c32-a318-b709564f40c0/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 5c9842033dff9299e1f2c3536eca5d9c3861e24e2a5442ff6775872586d4a96a --- 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 15:09:33,618 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-23 15:09:33,620 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-23 15:09:33,645 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-23 15:09:33,649 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-23 15:09:33,652 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-23 15:09:33,655 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-23 15:09:33,658 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-23 15:09:33,660 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-23 15:09:33,666 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-23 15:09:33,668 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-23 15:09:33,670 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-23 15:09:33,670 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-23 15:09:33,675 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-23 15:09:33,678 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-23 15:09:33,680 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-23 15:09:33,682 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-23 15:09:33,684 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-23 15:09:33,685 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-23 15:09:33,692 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-23 15:09:33,694 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-23 15:09:33,696 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-23 15:09:33,697 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-23 15:09:33,698 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-23 15:09:33,708 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-23 15:09:33,709 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-23 15:09:33,710 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-23 15:09:33,712 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-23 15:09:33,712 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-23 15:09:33,713 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-23 15:09:33,714 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-23 15:09:33,715 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-23 15:09:33,717 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-23 15:09:33,720 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-23 15:09:33,721 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-23 15:09:33,721 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-23 15:09:33,722 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-23 15:09:33,723 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-23 15:09:33,723 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-23 15:09:33,725 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-23 15:09:33,725 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-23 15:09:33,726 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e41b9f88-a19b-4c32-a318-b709564f40c0/bin/utaipan-Q6hlc19bkW/config/svcomp-Overflow-64bit-Taipan_Default.epf [2022-11-23 15:09:33,760 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-23 15:09:33,765 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-23 15:09:33,765 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-23 15:09:33,766 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-23 15:09:33,767 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-23 15:09:33,767 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-23 15:09:33,767 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-23 15:09:33,768 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-23 15:09:33,768 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-23 15:09:33,768 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-23 15:09:33,769 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-23 15:09:33,770 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-23 15:09:33,770 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-23 15:09:33,770 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-23 15:09:33,771 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-23 15:09:33,771 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-23 15:09:33,771 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-23 15:09:33,772 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-23 15:09:33,773 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-23 15:09:33,773 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-23 15:09:33,773 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-23 15:09:33,774 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-23 15:09:33,774 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-23 15:09:33,774 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-23 15:09:33,775 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-23 15:09:33,775 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-23 15:09:33,776 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-23 15:09:33,776 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-23 15:09:33,776 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-23 15:09:33,777 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-23 15:09:33,777 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-23 15:09:33,777 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-23 15:09:33,778 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-23 15:09:33,778 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-23 15:09:33,778 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-23 15:09:33,779 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-23 15:09:33,779 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-23 15:09:33,779 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-23 15:09:33,779 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-23 15:09:33,780 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-23 15:09:33,780 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_e41b9f88-a19b-4c32-a318-b709564f40c0/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e41b9f88-a19b-4c32-a318-b709564f40c0/bin/utaipan-Q6hlc19bkW Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5c9842033dff9299e1f2c3536eca5d9c3861e24e2a5442ff6775872586d4a96a [2022-11-23 15:09:34,135 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-23 15:09:34,164 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-23 15:09:34,167 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-23 15:09:34,168 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-23 15:09:34,168 INFO L275 PluginConnector]: CDTParser initialized [2022-11-23 15:09:34,169 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e41b9f88-a19b-4c32-a318-b709564f40c0/bin/utaipan-Q6hlc19bkW/../../sv-benchmarks/c/busybox-1.22.0/ls-incomplete-2.i [2022-11-23 15:09:37,376 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-23 15:09:37,935 INFO L351 CDTParser]: Found 1 translation units. [2022-11-23 15:09:37,935 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e41b9f88-a19b-4c32-a318-b709564f40c0/sv-benchmarks/c/busybox-1.22.0/ls-incomplete-2.i [2022-11-23 15:09:37,971 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e41b9f88-a19b-4c32-a318-b709564f40c0/bin/utaipan-Q6hlc19bkW/data/01c33deb8/12c661564fb44f769a18f779d77943c5/FLAG7fd578231 [2022-11-23 15:09:37,991 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e41b9f88-a19b-4c32-a318-b709564f40c0/bin/utaipan-Q6hlc19bkW/data/01c33deb8/12c661564fb44f769a18f779d77943c5 [2022-11-23 15:09:37,996 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-23 15:09:37,998 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-23 15:09:38,002 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-23 15:09:38,003 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-23 15:09:38,007 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-23 15:09:38,007 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:09:37" (1/1) ... [2022-11-23 15:09:38,009 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@caadf31 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:09:38, skipping insertion in model container [2022-11-23 15:09:38,009 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:09:37" (1/1) ... [2022-11-23 15:09:38,017 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-23 15:09:38,129 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-23 15:09:40,394 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_e41b9f88-a19b-4c32-a318-b709564f40c0/sv-benchmarks/c/busybox-1.22.0/ls-incomplete-2.i[113333,113346] [2022-11-23 15:09:40,410 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2022-11-23 15:09:40,410 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@67e3f9bf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:09:40, skipping insertion in model container [2022-11-23 15:09:40,411 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-23 15:09:40,411 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-23 15:09:40,413 INFO L158 Benchmark]: Toolchain (without parser) took 2414.31ms. Allocated memory was 138.4MB in the beginning and 172.0MB in the end (delta: 33.6MB). Free memory was 106.1MB in the beginning and 133.5MB in the end (delta: -27.5MB). Peak memory consumption was 54.9MB. Max. memory is 16.1GB. [2022-11-23 15:09:40,414 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 138.4MB. Free memory is still 106.7MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-23 15:09:40,415 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2409.08ms. Allocated memory was 138.4MB in the beginning and 172.0MB in the end (delta: 33.6MB). Free memory was 105.8MB in the beginning and 133.5MB in the end (delta: -27.8MB). Peak memory consumption was 52.8MB. Max. memory is 16.1GB. [2022-11-23 15:09:40,416 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17ms. Allocated memory is still 138.4MB. Free memory is still 106.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2409.08ms. Allocated memory was 138.4MB in the beginning and 172.0MB in the end (delta: 33.6MB). Free memory was 105.8MB in the beginning and 133.5MB in the end (delta: -27.8MB). Peak memory consumption was 52.8MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2858]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e41b9f88-a19b-4c32-a318-b709564f40c0/bin/utaipan-Q6hlc19bkW/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e41b9f88-a19b-4c32-a318-b709564f40c0/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_e41b9f88-a19b-4c32-a318-b709564f40c0/bin/utaipan-Q6hlc19bkW/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e41b9f88-a19b-4c32-a318-b709564f40c0/bin/utaipan-Q6hlc19bkW/config/TaipanReach.xml -i ../../sv-benchmarks/c/busybox-1.22.0/ls-incomplete-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e41b9f88-a19b-4c32-a318-b709564f40c0/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_e41b9f88-a19b-4c32-a318-b709564f40c0/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 5c9842033dff9299e1f2c3536eca5d9c3861e24e2a5442ff6775872586d4a96a --- 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 15:09:42,766 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-23 15:09:42,768 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-23 15:09:42,825 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-23 15:09:42,825 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-23 15:09:42,826 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-23 15:09:42,828 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-23 15:09:42,830 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-23 15:09:42,836 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-23 15:09:42,842 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-23 15:09:42,844 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-23 15:09:42,847 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-23 15:09:42,848 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-23 15:09:42,850 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-23 15:09:42,853 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-23 15:09:42,858 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-23 15:09:42,860 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-23 15:09:42,861 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-23 15:09:42,864 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-23 15:09:42,870 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-23 15:09:42,873 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-23 15:09:42,876 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-23 15:09:42,879 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-23 15:09:42,881 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-23 15:09:42,883 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-23 15:09:42,887 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-23 15:09:42,888 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-23 15:09:42,890 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-23 15:09:42,891 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-23 15:09:42,892 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-23 15:09:42,892 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-23 15:09:42,893 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-23 15:09:42,895 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-23 15:09:42,896 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-23 15:09:42,898 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-23 15:09:42,898 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-23 15:09:42,899 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-23 15:09:42,899 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-23 15:09:42,900 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-23 15:09:42,900 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-23 15:09:42,901 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-23 15:09:42,906 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e41b9f88-a19b-4c32-a318-b709564f40c0/bin/utaipan-Q6hlc19bkW/config/svcomp-Overflow-64bit-Taipan_Bitvector.epf [2022-11-23 15:09:42,950 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-23 15:09:42,950 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-23 15:09:42,952 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-23 15:09:42,952 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-23 15:09:42,953 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-23 15:09:42,953 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-23 15:09:42,954 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-23 15:09:42,954 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-23 15:09:42,954 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-23 15:09:42,955 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-23 15:09:42,956 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-23 15:09:42,956 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-23 15:09:42,957 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-23 15:09:42,958 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-23 15:09:42,958 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-23 15:09:42,958 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-23 15:09:42,958 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-23 15:09:42,959 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-23 15:09:42,959 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-23 15:09:42,959 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-23 15:09:42,959 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-23 15:09:42,959 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-23 15:09:42,960 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-23 15:09:42,960 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-23 15:09:42,960 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-23 15:09:42,960 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-23 15:09:42,961 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-23 15:09:42,961 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-23 15:09:42,961 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-23 15:09:42,961 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-23 15:09:42,962 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-23 15:09:42,962 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-23 15:09:42,962 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-23 15:09:42,962 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-23 15:09:42,963 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-23 15:09:42,963 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-23 15:09:42,963 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-23 15:09:42,963 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_e41b9f88-a19b-4c32-a318-b709564f40c0/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e41b9f88-a19b-4c32-a318-b709564f40c0/bin/utaipan-Q6hlc19bkW Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5c9842033dff9299e1f2c3536eca5d9c3861e24e2a5442ff6775872586d4a96a [2022-11-23 15:09:43,358 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-23 15:09:43,385 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-23 15:09:43,391 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-23 15:09:43,392 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-23 15:09:43,393 INFO L275 PluginConnector]: CDTParser initialized [2022-11-23 15:09:43,394 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e41b9f88-a19b-4c32-a318-b709564f40c0/bin/utaipan-Q6hlc19bkW/../../sv-benchmarks/c/busybox-1.22.0/ls-incomplete-2.i [2022-11-23 15:09:46,494 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-23 15:09:47,141 INFO L351 CDTParser]: Found 1 translation units. [2022-11-23 15:09:47,142 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e41b9f88-a19b-4c32-a318-b709564f40c0/sv-benchmarks/c/busybox-1.22.0/ls-incomplete-2.i [2022-11-23 15:09:47,194 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e41b9f88-a19b-4c32-a318-b709564f40c0/bin/utaipan-Q6hlc19bkW/data/97d0db006/5102429280f643a7954a97997da4ad5c/FLAG4ec4329c7 [2022-11-23 15:09:47,223 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e41b9f88-a19b-4c32-a318-b709564f40c0/bin/utaipan-Q6hlc19bkW/data/97d0db006/5102429280f643a7954a97997da4ad5c [2022-11-23 15:09:47,226 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-23 15:09:47,227 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-23 15:09:47,231 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-23 15:09:47,231 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-23 15:09:47,234 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-23 15:09:47,235 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:09:47" (1/1) ... [2022-11-23 15:09:47,237 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@19abe631 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:09:47, skipping insertion in model container [2022-11-23 15:09:47,237 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:09:47" (1/1) ... [2022-11-23 15:09:47,244 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-23 15:09:47,378 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-23 15:09:49,603 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_e41b9f88-a19b-4c32-a318-b709564f40c0/sv-benchmarks/c/busybox-1.22.0/ls-incomplete-2.i[113333,113346] [2022-11-23 15:09:49,618 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2022-11-23 15:09:49,619 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@72526ab5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:09:49, skipping insertion in model container [2022-11-23 15:09:49,619 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-23 15:09:49,620 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-23 15:09:49,622 INFO L158 Benchmark]: Toolchain (without parser) took 2393.46ms. Allocated memory was 73.4MB in the beginning and 96.5MB in the end (delta: 23.1MB). Free memory was 40.1MB in the beginning and 61.7MB in the end (delta: -21.6MB). Peak memory consumption was 22.1MB. Max. memory is 16.1GB. [2022-11-23 15:09:49,623 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 73.4MB. Free memory is still 51.6MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-23 15:09:49,624 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2389.16ms. Allocated memory was 73.4MB in the beginning and 96.5MB in the end (delta: 23.1MB). Free memory was 39.9MB in the beginning and 61.7MB in the end (delta: -21.8MB). Peak memory consumption was 22.1MB. Max. memory is 16.1GB. [2022-11-23 15:09:49,625 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 73.4MB. Free memory is still 51.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2389.16ms. Allocated memory was 73.4MB in the beginning and 96.5MB in the end (delta: 23.1MB). Free memory was 39.9MB in the beginning and 61.7MB in the end (delta: -21.8MB). Peak memory consumption was 22.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2858]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg 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