./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/busybox-1.22.0/chgrp-incomplete-1.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows 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_8fb649f6-a474-4834-996f-d9f4a17f8fbf/bin/uautomizer-ZsLfNo2U6R/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fb649f6-a474-4834-996f-d9f4a17f8fbf/bin/uautomizer-ZsLfNo2U6R/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fb649f6-a474-4834-996f-d9f4a17f8fbf/bin/uautomizer-ZsLfNo2U6R/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fb649f6-a474-4834-996f-d9f4a17f8fbf/bin/uautomizer-ZsLfNo2U6R/config/AutomizerReach.xml -i ../../sv-benchmarks/c/busybox-1.22.0/chgrp-incomplete-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fb649f6-a474-4834-996f-d9f4a17f8fbf/bin/uautomizer-ZsLfNo2U6R/config/svcomp-Overflow-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fb649f6-a474-4834-996f-d9f4a17f8fbf/bin/uautomizer-ZsLfNo2U6R --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash b3e51a8f3ded47bbb5eb7559cf71be835a761dbf6d7500062d220de2ad27ed9e --- 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 16:48:23,925 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-25 16:48:23,928 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-25 16:48:23,949 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-25 16:48:23,949 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-25 16:48:23,951 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-25 16:48:23,952 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-25 16:48:23,955 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-25 16:48:23,957 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-25 16:48:23,958 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-25 16:48:23,959 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-25 16:48:23,961 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-25 16:48:23,962 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-25 16:48:23,963 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-25 16:48:23,964 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-25 16:48:23,966 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-25 16:48:23,967 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-25 16:48:23,968 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-25 16:48:23,970 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-25 16:48:23,973 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-25 16:48:23,975 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-25 16:48:23,976 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-25 16:48:23,978 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-25 16:48:23,979 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-25 16:48:23,984 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-25 16:48:23,984 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-25 16:48:23,985 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-25 16:48:23,986 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-25 16:48:23,986 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-25 16:48:23,988 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-25 16:48:23,988 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-25 16:48:23,989 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-25 16:48:23,990 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-25 16:48:23,991 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-25 16:48:23,992 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-25 16:48:23,993 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-25 16:48:23,994 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-25 16:48:23,994 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-25 16:48:23,995 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-25 16:48:23,996 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-25 16:48:23,996 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-25 16:48:23,998 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fb649f6-a474-4834-996f-d9f4a17f8fbf/bin/uautomizer-ZsLfNo2U6R/config/svcomp-Overflow-64bit-Automizer_Default.epf [2022-11-25 16:48:24,023 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-25 16:48:24,024 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-25 16:48:24,024 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-25 16:48:24,024 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-25 16:48:24,025 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-25 16:48:24,026 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-25 16:48:24,026 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-25 16:48:24,027 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-25 16:48:24,027 INFO L138 SettingsManager]: * Use SBE=true [2022-11-25 16:48:24,027 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-25 16:48:24,027 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-25 16:48:24,028 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-25 16:48:24,028 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-25 16:48:24,028 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-25 16:48:24,028 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-25 16:48:24,029 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-25 16:48:24,029 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-25 16:48:24,029 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-25 16:48:24,029 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-25 16:48:24,029 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-25 16:48:24,030 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-25 16:48:24,030 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-25 16:48:24,030 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-25 16:48:24,030 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-25 16:48:24,031 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-25 16:48:24,031 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-25 16:48:24,031 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-25 16:48:24,031 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-25 16:48:24,032 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-25 16:48:24,032 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-25 16:48:24,032 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-25 16:48:24,032 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2022-11-25 16:48:24,033 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-25 16:48:24,033 INFO L138 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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_8fb649f6-a474-4834-996f-d9f4a17f8fbf/bin/uautomizer-ZsLfNo2U6R/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fb649f6-a474-4834-996f-d9f4a17f8fbf/bin/uautomizer-ZsLfNo2U6R Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b3e51a8f3ded47bbb5eb7559cf71be835a761dbf6d7500062d220de2ad27ed9e [2022-11-25 16:48:24,309 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-25 16:48:24,352 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-25 16:48:24,355 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-25 16:48:24,357 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-25 16:48:24,358 INFO L275 PluginConnector]: CDTParser initialized [2022-11-25 16:48:24,359 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fb649f6-a474-4834-996f-d9f4a17f8fbf/bin/uautomizer-ZsLfNo2U6R/../../sv-benchmarks/c/busybox-1.22.0/chgrp-incomplete-1.i [2022-11-25 16:48:27,627 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-25 16:48:28,064 INFO L351 CDTParser]: Found 1 translation units. [2022-11-25 16:48:28,067 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fb649f6-a474-4834-996f-d9f4a17f8fbf/sv-benchmarks/c/busybox-1.22.0/chgrp-incomplete-1.i [2022-11-25 16:48:28,091 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fb649f6-a474-4834-996f-d9f4a17f8fbf/bin/uautomizer-ZsLfNo2U6R/data/d5841697e/85b9d829142a4604897d3be5d56777e8/FLAGf79c1a3ba [2022-11-25 16:48:28,210 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fb649f6-a474-4834-996f-d9f4a17f8fbf/bin/uautomizer-ZsLfNo2U6R/data/d5841697e/85b9d829142a4604897d3be5d56777e8 [2022-11-25 16:48:28,216 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-25 16:48:28,221 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-25 16:48:28,223 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-25 16:48:28,225 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-25 16:48:28,228 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-25 16:48:28,229 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 04:48:28" (1/1) ... [2022-11-25 16:48:28,231 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4dc12078 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:48:28, skipping insertion in model container [2022-11-25 16:48:28,231 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 04:48:28" (1/1) ... [2022-11-25 16:48:28,239 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-25 16:48:28,315 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-25 16:48:29,591 WARN L623 FunctionHandler]: Unknown extern function vasprintf [2022-11-25 16:48:29,601 WARN L623 FunctionHandler]: Unknown extern function syslog [2022-11-25 16:48:29,611 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: xasprintf [2022-11-25 16:48:29,612 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@65856d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:48:29, skipping insertion in model container [2022-11-25 16:48:29,612 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-25 16:48:29,613 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-25 16:48:29,615 INFO L158 Benchmark]: Toolchain (without parser) took 1392.99ms. Allocated memory is still 146.8MB. Free memory was 99.9MB in the beginning and 76.6MB in the end (delta: 23.3MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2022-11-25 16:48:29,615 INFO L158 Benchmark]: CDTParser took 0.38ms. Allocated memory is still 104.9MB. Free memory is still 55.9MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-25 16:48:29,616 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1390.23ms. Allocated memory is still 146.8MB. Free memory was 99.9MB in the beginning and 77.1MB in the end (delta: 22.8MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2022-11-25 16:48:29,618 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38ms. Allocated memory is still 104.9MB. Free memory is still 55.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1390.23ms. Allocated memory is still 146.8MB. Free memory was 99.9MB in the beginning and 77.1MB in the end (delta: 22.8MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2344]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: xasprintf 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_8fb649f6-a474-4834-996f-d9f4a17f8fbf/bin/uautomizer-ZsLfNo2U6R/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fb649f6-a474-4834-996f-d9f4a17f8fbf/bin/uautomizer-ZsLfNo2U6R/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fb649f6-a474-4834-996f-d9f4a17f8fbf/bin/uautomizer-ZsLfNo2U6R/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fb649f6-a474-4834-996f-d9f4a17f8fbf/bin/uautomizer-ZsLfNo2U6R/config/AutomizerReach.xml -i ../../sv-benchmarks/c/busybox-1.22.0/chgrp-incomplete-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fb649f6-a474-4834-996f-d9f4a17f8fbf/bin/uautomizer-ZsLfNo2U6R/config/svcomp-Overflow-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fb649f6-a474-4834-996f-d9f4a17f8fbf/bin/uautomizer-ZsLfNo2U6R --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash b3e51a8f3ded47bbb5eb7559cf71be835a761dbf6d7500062d220de2ad27ed9e --- 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 16:48:32,013 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-25 16:48:32,015 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-25 16:48:32,055 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-25 16:48:32,056 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-25 16:48:32,061 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-25 16:48:32,063 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-25 16:48:32,069 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-25 16:48:32,072 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-25 16:48:32,078 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-25 16:48:32,080 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-25 16:48:32,081 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-25 16:48:32,082 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-25 16:48:32,085 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-25 16:48:32,087 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-25 16:48:32,091 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-25 16:48:32,096 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-25 16:48:32,097 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-25 16:48:32,099 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-25 16:48:32,103 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-25 16:48:32,108 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-25 16:48:32,110 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-25 16:48:32,113 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-25 16:48:32,114 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-25 16:48:32,118 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-25 16:48:32,123 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-25 16:48:32,124 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-25 16:48:32,125 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-25 16:48:32,126 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-25 16:48:32,127 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-25 16:48:32,128 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-25 16:48:32,129 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-25 16:48:32,131 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-25 16:48:32,132 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-25 16:48:32,145 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-25 16:48:32,145 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-25 16:48:32,147 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-25 16:48:32,147 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-25 16:48:32,147 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-25 16:48:32,148 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-25 16:48:32,149 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-25 16:48:32,150 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fb649f6-a474-4834-996f-d9f4a17f8fbf/bin/uautomizer-ZsLfNo2U6R/config/svcomp-Overflow-64bit-Automizer_Bitvector.epf [2022-11-25 16:48:32,197 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-25 16:48:32,197 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-25 16:48:32,199 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-25 16:48:32,199 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-25 16:48:32,200 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-25 16:48:32,201 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-25 16:48:32,201 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-25 16:48:32,202 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-25 16:48:32,202 INFO L138 SettingsManager]: * Use SBE=true [2022-11-25 16:48:32,202 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-25 16:48:32,203 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-25 16:48:32,204 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-25 16:48:32,204 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-25 16:48:32,204 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-25 16:48:32,204 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-25 16:48:32,205 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-25 16:48:32,205 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-25 16:48:32,205 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-25 16:48:32,205 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-25 16:48:32,205 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-25 16:48:32,206 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-25 16:48:32,206 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-25 16:48:32,206 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-25 16:48:32,206 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-25 16:48:32,207 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-25 16:48:32,207 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-25 16:48:32,207 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-25 16:48:32,207 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-25 16:48:32,208 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-25 16:48:32,208 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-11-25 16:48:32,208 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-25 16:48:32,208 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-25 16:48:32,209 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-25 16:48:32,209 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2022-11-25 16:48:32,209 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-25 16:48:32,209 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2022-11-25 16:48:32,210 INFO L138 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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_8fb649f6-a474-4834-996f-d9f4a17f8fbf/bin/uautomizer-ZsLfNo2U6R/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fb649f6-a474-4834-996f-d9f4a17f8fbf/bin/uautomizer-ZsLfNo2U6R Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b3e51a8f3ded47bbb5eb7559cf71be835a761dbf6d7500062d220de2ad27ed9e [2022-11-25 16:48:32,636 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-25 16:48:32,665 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-25 16:48:32,670 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-25 16:48:32,672 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-25 16:48:32,672 INFO L275 PluginConnector]: CDTParser initialized [2022-11-25 16:48:32,674 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fb649f6-a474-4834-996f-d9f4a17f8fbf/bin/uautomizer-ZsLfNo2U6R/../../sv-benchmarks/c/busybox-1.22.0/chgrp-incomplete-1.i [2022-11-25 16:48:35,792 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-25 16:48:36,220 INFO L351 CDTParser]: Found 1 translation units. [2022-11-25 16:48:36,221 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fb649f6-a474-4834-996f-d9f4a17f8fbf/sv-benchmarks/c/busybox-1.22.0/chgrp-incomplete-1.i [2022-11-25 16:48:36,265 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fb649f6-a474-4834-996f-d9f4a17f8fbf/bin/uautomizer-ZsLfNo2U6R/data/459c51e58/3dc575d15b9a4b2f8cc27d093c89167d/FLAG7fa9e1522 [2022-11-25 16:48:36,292 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fb649f6-a474-4834-996f-d9f4a17f8fbf/bin/uautomizer-ZsLfNo2U6R/data/459c51e58/3dc575d15b9a4b2f8cc27d093c89167d [2022-11-25 16:48:36,295 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-25 16:48:36,297 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-25 16:48:36,300 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-25 16:48:36,300 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-25 16:48:36,303 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-25 16:48:36,304 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 04:48:36" (1/1) ... [2022-11-25 16:48:36,305 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4b3adff6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:48:36, skipping insertion in model container [2022-11-25 16:48:36,306 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 04:48:36" (1/1) ... [2022-11-25 16:48:36,314 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-25 16:48:36,423 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-25 16:48:37,570 WARN L623 FunctionHandler]: Unknown extern function vasprintf [2022-11-25 16:48:37,580 WARN L623 FunctionHandler]: Unknown extern function syslog [2022-11-25 16:48:37,588 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: xasprintf [2022-11-25 16:48:37,589 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@f31d188 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:48:37, skipping insertion in model container [2022-11-25 16:48:37,589 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-25 16:48:37,590 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-25 16:48:37,592 INFO L158 Benchmark]: Toolchain (without parser) took 1293.95ms. Allocated memory was 65.0MB in the beginning and 86.0MB in the end (delta: 21.0MB). Free memory was 31.5MB in the beginning and 43.3MB in the end (delta: -11.8MB). Peak memory consumption was 8.6MB. Max. memory is 16.1GB. [2022-11-25 16:48:37,593 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 65.0MB. Free memory was 43.3MB in the beginning and 43.3MB in the end (delta: 41.1kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-25 16:48:37,594 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1289.92ms. Allocated memory was 65.0MB in the beginning and 86.0MB in the end (delta: 21.0MB). Free memory was 31.4MB in the beginning and 43.5MB in the end (delta: -12.2MB). Peak memory consumption was 8.6MB. Max. memory is 16.1GB. [2022-11-25 16:48:37,595 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 65.0MB. Free memory was 43.3MB in the beginning and 43.3MB in the end (delta: 41.1kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1289.92ms. Allocated memory was 65.0MB in the beginning and 86.0MB in the end (delta: 21.0MB). Free memory was 31.4MB in the beginning and 43.5MB in the end (delta: -12.2MB). Peak memory consumption was 8.6MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2344]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: xasprintf 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