./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/busybox-1.22.0/od-3.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 38b53e6a 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_43508b3f-6738-4f67-b130-bdeba26b23c4/bin/utaipan-ByfvJB40ur/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43508b3f-6738-4f67-b130-bdeba26b23c4/bin/utaipan-ByfvJB40ur/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43508b3f-6738-4f67-b130-bdeba26b23c4/bin/utaipan-ByfvJB40ur/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43508b3f-6738-4f67-b130-bdeba26b23c4/bin/utaipan-ByfvJB40ur/config/TaipanReach.xml -i ../../sv-benchmarks/c/busybox-1.22.0/od-3.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43508b3f-6738-4f67-b130-bdeba26b23c4/bin/utaipan-ByfvJB40ur/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43508b3f-6738-4f67-b130-bdeba26b23c4/bin/utaipan-ByfvJB40ur --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 22b645abda5421a83aa2d8d98aac5119d82299c38eb461d2ae6d708be4824224 --- 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-38b53e6 [2022-11-25 23:46:32,877 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-25 23:46:32,880 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-25 23:46:32,900 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-25 23:46:32,900 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-25 23:46:32,901 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-25 23:46:32,902 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-25 23:46:32,904 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-25 23:46:32,906 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-25 23:46:32,907 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-25 23:46:32,908 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-25 23:46:32,915 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-25 23:46:32,916 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-25 23:46:32,917 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-25 23:46:32,918 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-25 23:46:32,919 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-25 23:46:32,920 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-25 23:46:32,921 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-25 23:46:32,925 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-25 23:46:32,927 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-25 23:46:32,928 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-25 23:46:32,937 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-25 23:46:32,938 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-25 23:46:32,939 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-25 23:46:32,942 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-25 23:46:32,942 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-25 23:46:32,943 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-25 23:46:32,944 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-25 23:46:32,945 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-25 23:46:32,946 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-25 23:46:32,946 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-25 23:46:32,947 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-25 23:46:32,948 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-25 23:46:32,949 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-25 23:46:32,950 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-25 23:46:32,950 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-25 23:46:32,951 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-25 23:46:32,951 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-25 23:46:32,952 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-25 23:46:32,953 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-25 23:46:32,953 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-25 23:46:32,966 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43508b3f-6738-4f67-b130-bdeba26b23c4/bin/utaipan-ByfvJB40ur/config/svcomp-Reach-64bit-Taipan_Default.epf [2022-11-25 23:46:33,014 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-25 23:46:33,014 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-25 23:46:33,014 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-25 23:46:33,014 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-25 23:46:33,015 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-25 23:46:33,015 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-25 23:46:33,016 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-25 23:46:33,016 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-25 23:46:33,016 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-25 23:46:33,016 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-25 23:46:33,017 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-25 23:46:33,017 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-25 23:46:33,017 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-25 23:46:33,017 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-25 23:46:33,017 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-25 23:46:33,018 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-25 23:46:33,018 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-25 23:46:33,018 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-25 23:46:33,019 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-25 23:46:33,019 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-25 23:46:33,019 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-25 23:46:33,020 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-25 23:46:33,020 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-25 23:46:33,020 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-25 23:46:33,020 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-25 23:46:33,020 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-25 23:46:33,021 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-25 23:46:33,021 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-25 23:46:33,021 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-25 23:46:33,021 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-25 23:46:33,022 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-25 23:46:33,022 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-25 23:46:33,022 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-25 23:46:33,022 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-25 23:46:33,026 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-25 23:46:33,026 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-25 23:46:33,027 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-25 23:46:33,027 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-25 23:46:33,028 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_43508b3f-6738-4f67-b130-bdeba26b23c4/bin/utaipan-ByfvJB40ur/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43508b3f-6738-4f67-b130-bdeba26b23c4/bin/utaipan-ByfvJB40ur Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 22b645abda5421a83aa2d8d98aac5119d82299c38eb461d2ae6d708be4824224 [2022-11-25 23:46:33,305 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-25 23:46:33,343 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-25 23:46:33,345 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-25 23:46:33,347 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-25 23:46:33,348 INFO L275 PluginConnector]: CDTParser initialized [2022-11-25 23:46:33,349 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43508b3f-6738-4f67-b130-bdeba26b23c4/bin/utaipan-ByfvJB40ur/../../sv-benchmarks/c/busybox-1.22.0/od-3.i [2022-11-25 23:46:36,412 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-25 23:46:36,929 INFO L351 CDTParser]: Found 1 translation units. [2022-11-25 23:46:36,930 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43508b3f-6738-4f67-b130-bdeba26b23c4/sv-benchmarks/c/busybox-1.22.0/od-3.i [2022-11-25 23:46:36,975 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43508b3f-6738-4f67-b130-bdeba26b23c4/bin/utaipan-ByfvJB40ur/data/0e29bbeba/51a0eda17ba5452c9986a3b950173206/FLAG9208b0f5d [2022-11-25 23:46:36,997 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43508b3f-6738-4f67-b130-bdeba26b23c4/bin/utaipan-ByfvJB40ur/data/0e29bbeba/51a0eda17ba5452c9986a3b950173206 [2022-11-25 23:46:37,000 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-25 23:46:37,002 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-25 23:46:37,004 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-25 23:46:37,004 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-25 23:46:37,008 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-25 23:46:37,009 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:46:36" (1/1) ... [2022-11-25 23:46:37,010 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6b586295 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:46:37, skipping insertion in model container [2022-11-25 23:46:37,010 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:46:36" (1/1) ... [2022-11-25 23:46:37,017 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-25 23:46:37,130 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-25 23:46:39,311 WARN L623 FunctionHandler]: Unknown extern function strerror [2022-11-25 23:46:39,346 WARN L623 FunctionHandler]: Unknown extern function strerror [2022-11-25 23:46:39,348 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2022-11-25 23:46:39,349 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@2f687321 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:46:39, skipping insertion in model container [2022-11-25 23:46:39,349 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-25 23:46:39,349 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-25 23:46:39,356 INFO L158 Benchmark]: Toolchain (without parser) took 2348.67ms. Allocated memory is still 178.3MB. Free memory was 125.3MB in the beginning and 143.3MB in the end (delta: -18.0MB). Peak memory consumption was 54.4MB. Max. memory is 16.1GB. [2022-11-25 23:46:39,356 INFO L158 Benchmark]: CDTParser took 0.24ms. Allocated memory is still 123.7MB. Free memory was 92.0MB in the beginning and 92.0MB in the end (delta: 30.2kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-25 23:46:39,357 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2345.33ms. Allocated memory is still 178.3MB. Free memory was 125.3MB in the beginning and 143.3MB in the end (delta: -18.0MB). Peak memory consumption was 54.4MB. Max. memory is 16.1GB. [2022-11-25 23:46:39,358 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24ms. Allocated memory is still 123.7MB. Free memory was 92.0MB in the beginning and 92.0MB in the end (delta: 30.2kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2345.33ms. Allocated memory is still 178.3MB. Free memory was 125.3MB in the beginning and 143.3MB in the end (delta: -18.0MB). Peak memory consumption was 54.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2598]: 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_43508b3f-6738-4f67-b130-bdeba26b23c4/bin/utaipan-ByfvJB40ur/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43508b3f-6738-4f67-b130-bdeba26b23c4/bin/utaipan-ByfvJB40ur/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43508b3f-6738-4f67-b130-bdeba26b23c4/bin/utaipan-ByfvJB40ur/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43508b3f-6738-4f67-b130-bdeba26b23c4/bin/utaipan-ByfvJB40ur/config/TaipanReach.xml -i ../../sv-benchmarks/c/busybox-1.22.0/od-3.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43508b3f-6738-4f67-b130-bdeba26b23c4/bin/utaipan-ByfvJB40ur/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43508b3f-6738-4f67-b130-bdeba26b23c4/bin/utaipan-ByfvJB40ur --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 22b645abda5421a83aa2d8d98aac5119d82299c38eb461d2ae6d708be4824224 --- 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-38b53e6 [2022-11-25 23:46:41,704 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-25 23:46:41,707 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-25 23:46:41,763 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-25 23:46:41,764 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-25 23:46:41,767 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-25 23:46:41,770 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-25 23:46:41,773 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-25 23:46:41,775 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-25 23:46:41,781 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-25 23:46:41,783 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-25 23:46:41,785 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-25 23:46:41,786 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-25 23:46:41,789 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-25 23:46:41,790 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-25 23:46:41,797 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-25 23:46:41,798 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-25 23:46:41,799 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-25 23:46:41,801 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-25 23:46:41,807 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-25 23:46:41,809 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-25 23:46:41,811 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-25 23:46:41,813 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-25 23:46:41,814 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-25 23:46:41,822 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-25 23:46:41,822 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-25 23:46:41,823 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-25 23:46:41,825 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-25 23:46:41,825 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-25 23:46:41,826 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-25 23:46:41,827 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-25 23:46:41,828 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-25 23:46:41,830 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-25 23:46:41,831 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-25 23:46:41,832 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-25 23:46:41,832 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-25 23:46:41,833 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-25 23:46:41,833 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-25 23:46:41,833 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-25 23:46:41,834 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-25 23:46:41,835 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-25 23:46:41,840 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43508b3f-6738-4f67-b130-bdeba26b23c4/bin/utaipan-ByfvJB40ur/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2022-11-25 23:46:41,879 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-25 23:46:41,879 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-25 23:46:41,881 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-25 23:46:41,881 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-25 23:46:41,882 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-25 23:46:41,883 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-25 23:46:41,883 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-25 23:46:41,883 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-25 23:46:41,883 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-25 23:46:41,884 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-25 23:46:41,885 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-25 23:46:41,885 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-25 23:46:41,886 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-25 23:46:41,886 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-25 23:46:41,887 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-25 23:46:41,887 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-25 23:46:41,887 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-25 23:46:41,887 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-25 23:46:41,888 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-25 23:46:41,888 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-25 23:46:41,888 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-25 23:46:41,888 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-25 23:46:41,889 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-25 23:46:41,889 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-25 23:46:41,889 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-25 23:46:41,890 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-25 23:46:41,890 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-25 23:46:41,890 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-25 23:46:41,890 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-25 23:46:41,891 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-25 23:46:41,891 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-25 23:46:41,891 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-25 23:46:41,892 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-25 23:46:41,892 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-25 23:46:41,892 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-25 23:46:41,892 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_43508b3f-6738-4f67-b130-bdeba26b23c4/bin/utaipan-ByfvJB40ur/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43508b3f-6738-4f67-b130-bdeba26b23c4/bin/utaipan-ByfvJB40ur Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 22b645abda5421a83aa2d8d98aac5119d82299c38eb461d2ae6d708be4824224 [2022-11-25 23:46:42,314 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-25 23:46:42,340 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-25 23:46:42,344 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-25 23:46:42,345 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-25 23:46:42,346 INFO L275 PluginConnector]: CDTParser initialized [2022-11-25 23:46:42,348 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43508b3f-6738-4f67-b130-bdeba26b23c4/bin/utaipan-ByfvJB40ur/../../sv-benchmarks/c/busybox-1.22.0/od-3.i [2022-11-25 23:46:45,439 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-25 23:46:45,913 INFO L351 CDTParser]: Found 1 translation units. [2022-11-25 23:46:45,913 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43508b3f-6738-4f67-b130-bdeba26b23c4/sv-benchmarks/c/busybox-1.22.0/od-3.i [2022-11-25 23:46:45,949 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43508b3f-6738-4f67-b130-bdeba26b23c4/bin/utaipan-ByfvJB40ur/data/ec4245496/39d93d0d3dc948998b6705695ebbc872/FLAG0c898169a [2022-11-25 23:46:45,968 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43508b3f-6738-4f67-b130-bdeba26b23c4/bin/utaipan-ByfvJB40ur/data/ec4245496/39d93d0d3dc948998b6705695ebbc872 [2022-11-25 23:46:45,971 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-25 23:46:45,972 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-25 23:46:45,975 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-25 23:46:45,976 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-25 23:46:45,979 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-25 23:46:45,980 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:46:45" (1/1) ... [2022-11-25 23:46:45,981 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@784765b6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:46:45, skipping insertion in model container [2022-11-25 23:46:45,981 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:46:45" (1/1) ... [2022-11-25 23:46:45,989 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-25 23:46:46,115 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-25 23:46:47,962 WARN L623 FunctionHandler]: Unknown extern function strerror [2022-11-25 23:46:47,964 WARN L623 FunctionHandler]: Unknown extern function strerror [2022-11-25 23:46:47,967 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2022-11-25 23:46:47,968 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@c740fe0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:46:47, skipping insertion in model container [2022-11-25 23:46:47,968 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-25 23:46:47,969 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-25 23:46:47,970 INFO L158 Benchmark]: Toolchain (without parser) took 1997.39ms. Allocated memory was 71.3MB in the beginning and 96.5MB in the end (delta: 25.2MB). Free memory was 37.1MB in the beginning and 60.8MB in the end (delta: -23.7MB). Peak memory consumption was 19.7MB. Max. memory is 16.1GB. [2022-11-25 23:46:47,971 INFO L158 Benchmark]: CDTParser took 0.25ms. Allocated memory is still 71.3MB. Free memory is still 49.3MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-25 23:46:47,972 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1993.27ms. Allocated memory was 71.3MB in the beginning and 96.5MB in the end (delta: 25.2MB). Free memory was 36.9MB in the beginning and 60.8MB in the end (delta: -23.9MB). Peak memory consumption was 19.7MB. Max. memory is 16.1GB. [2022-11-25 23:46:47,973 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25ms. Allocated memory is still 71.3MB. Free memory is still 49.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1993.27ms. Allocated memory was 71.3MB in the beginning and 96.5MB in the end (delta: 25.2MB). Free memory was 36.9MB in the beginning and 60.8MB in the end (delta: -23.9MB). Peak memory consumption was 19.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2598]: 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