./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/busybox-1.22.0/expand-2.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 38b53e6a Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2882480-cdab-4c4b-903b-fc654a763849/bin/uautomizer-ZsLfNo2U6R/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2882480-cdab-4c4b-903b-fc654a763849/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_c2882480-cdab-4c4b-903b-fc654a763849/bin/uautomizer-ZsLfNo2U6R/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2882480-cdab-4c4b-903b-fc654a763849/bin/uautomizer-ZsLfNo2U6R/config/AutomizerReach.xml -i ../../sv-benchmarks/c/busybox-1.22.0/expand-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2882480-cdab-4c4b-903b-fc654a763849/bin/uautomizer-ZsLfNo2U6R/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2882480-cdab-4c4b-903b-fc654a763849/bin/uautomizer-ZsLfNo2U6R --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 Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 9046a22aa5b0d00a8f0d6882f177914fb59cf6f993a19ebc0593f371e829e9ec --- 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 17:19:32,905 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-25 17:19:32,908 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-25 17:19:32,941 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-25 17:19:32,944 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-25 17:19:32,947 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-25 17:19:32,950 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-25 17:19:32,953 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-25 17:19:32,956 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-25 17:19:32,961 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-25 17:19:32,963 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-25 17:19:32,965 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-25 17:19:32,965 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-25 17:19:32,970 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-25 17:19:32,971 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-25 17:19:32,974 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-25 17:19:32,976 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-25 17:19:32,977 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-25 17:19:32,978 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-25 17:19:32,984 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-25 17:19:32,986 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-25 17:19:32,988 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-25 17:19:32,990 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-25 17:19:32,991 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-25 17:19:33,000 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-25 17:19:33,001 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-25 17:19:33,002 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-25 17:19:33,003 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-25 17:19:33,004 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-25 17:19:33,005 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-25 17:19:33,006 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-25 17:19:33,006 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-25 17:19:33,008 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-25 17:19:33,009 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-25 17:19:33,011 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-25 17:19:33,011 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-25 17:19:33,012 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-25 17:19:33,012 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-25 17:19:33,013 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-25 17:19:33,014 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-25 17:19:33,015 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-25 17:19:33,016 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2882480-cdab-4c4b-903b-fc654a763849/bin/uautomizer-ZsLfNo2U6R/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-11-25 17:19:33,056 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-25 17:19:33,056 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-25 17:19:33,057 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-25 17:19:33,057 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-25 17:19:33,058 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-25 17:19:33,058 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-25 17:19:33,059 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-25 17:19:33,059 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-25 17:19:33,060 INFO L138 SettingsManager]: * Use SBE=true [2022-11-25 17:19:33,060 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-25 17:19:33,061 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-25 17:19:33,061 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-25 17:19:33,061 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-25 17:19:33,062 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-25 17:19:33,062 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-25 17:19:33,062 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-25 17:19:33,062 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-25 17:19:33,062 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-25 17:19:33,063 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-25 17:19:33,063 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-25 17:19:33,063 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-25 17:19:33,063 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-25 17:19:33,064 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-25 17:19:33,064 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-25 17:19:33,064 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-25 17:19:33,064 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-25 17:19:33,065 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-25 17:19:33,065 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-25 17:19:33,065 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-25 17:19:33,065 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2022-11-25 17:19:33,065 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-25 17:19:33,066 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_c2882480-cdab-4c4b-903b-fc654a763849/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2882480-cdab-4c4b-903b-fc654a763849/bin/uautomizer-ZsLfNo2U6R Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9046a22aa5b0d00a8f0d6882f177914fb59cf6f993a19ebc0593f371e829e9ec [2022-11-25 17:19:33,334 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-25 17:19:33,360 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-25 17:19:33,363 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-25 17:19:33,365 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-25 17:19:33,365 INFO L275 PluginConnector]: CDTParser initialized [2022-11-25 17:19:33,367 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2882480-cdab-4c4b-903b-fc654a763849/bin/uautomizer-ZsLfNo2U6R/../../sv-benchmarks/c/busybox-1.22.0/expand-2.i [2022-11-25 17:19:36,470 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-25 17:19:36,917 INFO L351 CDTParser]: Found 1 translation units. [2022-11-25 17:19:36,918 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2882480-cdab-4c4b-903b-fc654a763849/sv-benchmarks/c/busybox-1.22.0/expand-2.i [2022-11-25 17:19:36,944 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2882480-cdab-4c4b-903b-fc654a763849/bin/uautomizer-ZsLfNo2U6R/data/1c3d8fee5/ea5afa07128f41dda66d86d91ceee959/FLAGe95453f63 [2022-11-25 17:19:36,969 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2882480-cdab-4c4b-903b-fc654a763849/bin/uautomizer-ZsLfNo2U6R/data/1c3d8fee5/ea5afa07128f41dda66d86d91ceee959 [2022-11-25 17:19:36,971 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-25 17:19:36,973 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-25 17:19:36,976 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-25 17:19:36,976 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-25 17:19:36,980 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-25 17:19:36,981 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 05:19:36" (1/1) ... [2022-11-25 17:19:36,982 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4637c55c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:19:36, skipping insertion in model container [2022-11-25 17:19:36,982 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 05:19:36" (1/1) ... [2022-11-25 17:19:36,990 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-25 17:19:37,080 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-25 17:19:38,457 WARN L623 FunctionHandler]: Unknown extern function _IO_getc [2022-11-25 17:19:38,476 WARN L623 FunctionHandler]: Unknown extern function strerror [2022-11-25 17:19:38,480 WARN L623 FunctionHandler]: Unknown extern function strerror [2022-11-25 17:19:38,483 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 17:19:38,483 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@34921d58 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:19:38, skipping insertion in model container [2022-11-25 17:19:38,484 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-25 17:19:38,485 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-25 17:19:38,487 INFO L158 Benchmark]: Toolchain (without parser) took 1512.84ms. Allocated memory was 132.1MB in the beginning and 165.7MB in the end (delta: 33.6MB). Free memory was 81.8MB in the beginning and 132.4MB in the end (delta: -50.7MB). Peak memory consumption was 43.9MB. Max. memory is 16.1GB. [2022-11-25 17:19:38,488 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 132.1MB. Free memory was 101.4MB in the beginning and 101.3MB in the end (delta: 28.2kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-25 17:19:38,489 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1508.25ms. Allocated memory was 132.1MB in the beginning and 165.7MB in the end (delta: 33.6MB). Free memory was 81.8MB in the beginning and 132.4MB in the end (delta: -50.7MB). Peak memory consumption was 43.9MB. Max. memory is 16.1GB. [2022-11-25 17:19:38,491 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26ms. Allocated memory is still 132.1MB. Free memory was 101.4MB in the beginning and 101.3MB in the end (delta: 28.2kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1508.25ms. Allocated memory was 132.1MB in the beginning and 165.7MB in the end (delta: 33.6MB). Free memory was 81.8MB in the beginning and 132.4MB in the end (delta: -50.7MB). Peak memory consumption was 43.9MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2334]: 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-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2882480-cdab-4c4b-903b-fc654a763849/bin/uautomizer-ZsLfNo2U6R/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2882480-cdab-4c4b-903b-fc654a763849/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_c2882480-cdab-4c4b-903b-fc654a763849/bin/uautomizer-ZsLfNo2U6R/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2882480-cdab-4c4b-903b-fc654a763849/bin/uautomizer-ZsLfNo2U6R/config/AutomizerReach.xml -i ../../sv-benchmarks/c/busybox-1.22.0/expand-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2882480-cdab-4c4b-903b-fc654a763849/bin/uautomizer-ZsLfNo2U6R/config/svcomp-Reach-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2882480-cdab-4c4b-903b-fc654a763849/bin/uautomizer-ZsLfNo2U6R --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 Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 9046a22aa5b0d00a8f0d6882f177914fb59cf6f993a19ebc0593f371e829e9ec --- 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 17:19:40,725 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-25 17:19:40,727 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-25 17:19:40,758 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-25 17:19:40,759 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-25 17:19:40,763 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-25 17:19:40,766 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-25 17:19:40,770 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-25 17:19:40,772 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-25 17:19:40,780 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-25 17:19:40,781 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-25 17:19:40,784 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-25 17:19:40,785 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-25 17:19:40,788 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-25 17:19:40,789 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-25 17:19:40,794 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-25 17:19:40,799 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-25 17:19:40,800 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-25 17:19:40,802 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-25 17:19:40,804 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-25 17:19:40,810 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-25 17:19:40,812 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-25 17:19:40,813 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-25 17:19:40,813 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-25 17:19:40,817 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-25 17:19:40,817 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-25 17:19:40,817 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-25 17:19:40,818 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-25 17:19:40,819 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-25 17:19:40,820 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-25 17:19:40,820 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-25 17:19:40,821 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-25 17:19:40,838 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-25 17:19:40,839 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-25 17:19:40,840 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-25 17:19:40,840 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-25 17:19:40,841 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-25 17:19:40,841 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-25 17:19:40,842 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-25 17:19:40,846 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-25 17:19:40,847 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-25 17:19:40,848 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2882480-cdab-4c4b-903b-fc654a763849/bin/uautomizer-ZsLfNo2U6R/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2022-11-25 17:19:40,893 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-25 17:19:40,893 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-25 17:19:40,895 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-25 17:19:40,895 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-25 17:19:40,896 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-25 17:19:40,896 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-25 17:19:40,897 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-25 17:19:40,897 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-25 17:19:40,897 INFO L138 SettingsManager]: * Use SBE=true [2022-11-25 17:19:40,898 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-25 17:19:40,899 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-25 17:19:40,899 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-25 17:19:40,899 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-25 17:19:40,900 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-25 17:19:40,900 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-25 17:19:40,900 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-25 17:19:40,900 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-25 17:19:40,900 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-25 17:19:40,901 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-25 17:19:40,901 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-25 17:19:40,901 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-25 17:19:40,901 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-25 17:19:40,901 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-25 17:19:40,902 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-25 17:19:40,902 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-25 17:19:40,902 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-25 17:19:40,902 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-25 17:19:40,903 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-11-25 17:19:40,903 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-25 17:19:40,903 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-25 17:19:40,903 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-25 17:19:40,903 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2022-11-25 17:19:40,904 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-25 17:19:40,904 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2022-11-25 17:19:40,904 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_c2882480-cdab-4c4b-903b-fc654a763849/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2882480-cdab-4c4b-903b-fc654a763849/bin/uautomizer-ZsLfNo2U6R Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9046a22aa5b0d00a8f0d6882f177914fb59cf6f993a19ebc0593f371e829e9ec [2022-11-25 17:19:41,264 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-25 17:19:41,286 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-25 17:19:41,288 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-25 17:19:41,290 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-25 17:19:41,290 INFO L275 PluginConnector]: CDTParser initialized [2022-11-25 17:19:41,292 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2882480-cdab-4c4b-903b-fc654a763849/bin/uautomizer-ZsLfNo2U6R/../../sv-benchmarks/c/busybox-1.22.0/expand-2.i [2022-11-25 17:19:44,385 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-25 17:19:44,848 INFO L351 CDTParser]: Found 1 translation units. [2022-11-25 17:19:44,849 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2882480-cdab-4c4b-903b-fc654a763849/sv-benchmarks/c/busybox-1.22.0/expand-2.i [2022-11-25 17:19:44,884 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2882480-cdab-4c4b-903b-fc654a763849/bin/uautomizer-ZsLfNo2U6R/data/22c9f494a/f93ff20d8e194be7ae5a10e7545143ed/FLAGf53a79452 [2022-11-25 17:19:44,902 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2882480-cdab-4c4b-903b-fc654a763849/bin/uautomizer-ZsLfNo2U6R/data/22c9f494a/f93ff20d8e194be7ae5a10e7545143ed [2022-11-25 17:19:44,907 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-25 17:19:44,908 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-25 17:19:44,909 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-25 17:19:44,909 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-25 17:19:44,913 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-25 17:19:44,914 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 05:19:44" (1/1) ... [2022-11-25 17:19:44,915 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6b474494 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:19:44, skipping insertion in model container [2022-11-25 17:19:44,916 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 05:19:44" (1/1) ... [2022-11-25 17:19:44,923 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-25 17:19:45,016 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-25 17:19:46,385 WARN L623 FunctionHandler]: Unknown extern function _IO_getc [2022-11-25 17:19:46,402 WARN L623 FunctionHandler]: Unknown extern function strerror [2022-11-25 17:19:46,404 WARN L623 FunctionHandler]: Unknown extern function strerror [2022-11-25 17:19:46,407 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 17:19:46,408 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@27d08a8b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:19:46, skipping insertion in model container [2022-11-25 17:19:46,409 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-25 17:19:46,409 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-25 17:19:46,411 INFO L158 Benchmark]: Toolchain (without parser) took 1501.90ms. Allocated memory is still 77.6MB. Free memory was 48.5MB in the beginning and 38.5MB in the end (delta: 10.0MB). Peak memory consumption was 17.6MB. Max. memory is 16.1GB. [2022-11-25 17:19:46,412 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 77.6MB. Free memory is still 54.8MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-25 17:19:46,412 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1499.78ms. Allocated memory is still 77.6MB. Free memory was 48.3MB in the beginning and 38.5MB in the end (delta: 9.8MB). Peak memory consumption was 17.6MB. Max. memory is 16.1GB. [2022-11-25 17:19:46,414 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 77.6MB. Free memory is still 54.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1499.78ms. Allocated memory is still 77.6MB. Free memory was 48.3MB in the beginning and 38.5MB in the end (delta: 9.8MB). Peak memory consumption was 17.6MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2334]: 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