./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/busybox-1.22.0/chgrp-incomplete-2.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 4e7fbc69 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc4b4e1a-921d-4863-a156-8d88a83bd3b2/bin/uautomizer-QkZJyEgLgS/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc4b4e1a-921d-4863-a156-8d88a83bd3b2/bin/uautomizer-QkZJyEgLgS/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc4b4e1a-921d-4863-a156-8d88a83bd3b2/bin/uautomizer-QkZJyEgLgS/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc4b4e1a-921d-4863-a156-8d88a83bd3b2/bin/uautomizer-QkZJyEgLgS/config/AutomizerReach.xml -i ../../sv-benchmarks/c/busybox-1.22.0/chgrp-incomplete-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc4b4e1a-921d-4863-a156-8d88a83bd3b2/bin/uautomizer-QkZJyEgLgS/config/svcomp-Overflow-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc4b4e1a-921d-4863-a156-8d88a83bd3b2/bin/uautomizer-QkZJyEgLgS --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 75a422495b0d341888d6fa4ea15996bc435989c8057f490725519b3804611bf5 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-4e7fbc6 [2022-11-23 01:51:33,435 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-23 01:51:33,437 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-23 01:51:33,482 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-23 01:51:33,483 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-23 01:51:33,484 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-23 01:51:33,485 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-23 01:51:33,487 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-23 01:51:33,488 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-23 01:51:33,489 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-23 01:51:33,490 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-23 01:51:33,498 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-23 01:51:33,498 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-23 01:51:33,503 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-23 01:51:33,506 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-23 01:51:33,508 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-23 01:51:33,510 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-23 01:51:33,512 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-23 01:51:33,514 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-23 01:51:33,519 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-23 01:51:33,521 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-23 01:51:33,525 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-23 01:51:33,527 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-23 01:51:33,529 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-23 01:51:33,535 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-23 01:51:33,539 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-23 01:51:33,539 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-23 01:51:33,541 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-23 01:51:33,541 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-23 01:51:33,542 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-23 01:51:33,542 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-23 01:51:33,543 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-23 01:51:33,547 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-23 01:51:33,548 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-23 01:51:33,550 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-23 01:51:33,551 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-23 01:51:33,551 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-23 01:51:33,552 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-23 01:51:33,552 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-23 01:51:33,553 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-23 01:51:33,555 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-23 01:51:33,556 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc4b4e1a-921d-4863-a156-8d88a83bd3b2/bin/uautomizer-QkZJyEgLgS/config/svcomp-Overflow-64bit-Automizer_Default.epf [2022-11-23 01:51:33,585 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-23 01:51:33,587 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-23 01:51:33,587 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-23 01:51:33,588 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-23 01:51:33,588 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-23 01:51:33,589 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-23 01:51:33,589 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-23 01:51:33,589 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-23 01:51:33,590 INFO L138 SettingsManager]: * Use SBE=true [2022-11-23 01:51:33,590 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-23 01:51:33,591 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-23 01:51:33,591 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-23 01:51:33,591 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-23 01:51:33,592 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-23 01:51:33,592 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-23 01:51:33,592 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-23 01:51:33,592 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-23 01:51:33,592 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-23 01:51:33,593 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-23 01:51:33,593 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-23 01:51:33,593 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-23 01:51:33,593 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-23 01:51:33,593 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-23 01:51:33,594 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-23 01:51:33,594 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-23 01:51:33,594 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-23 01:51:33,594 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-23 01:51:33,594 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-23 01:51:33,595 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-23 01:51:33,595 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-23 01:51:33,596 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-23 01:51:33,596 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2022-11-23 01:51:33,596 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-23 01:51:33,596 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_cc4b4e1a-921d-4863-a156-8d88a83bd3b2/bin/uautomizer-QkZJyEgLgS/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc4b4e1a-921d-4863-a156-8d88a83bd3b2/bin/uautomizer-QkZJyEgLgS Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 75a422495b0d341888d6fa4ea15996bc435989c8057f490725519b3804611bf5 [2022-11-23 01:51:33,830 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-23 01:51:33,850 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-23 01:51:33,853 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-23 01:51:33,854 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-23 01:51:33,854 INFO L275 PluginConnector]: CDTParser initialized [2022-11-23 01:51:33,855 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc4b4e1a-921d-4863-a156-8d88a83bd3b2/bin/uautomizer-QkZJyEgLgS/../../sv-benchmarks/c/busybox-1.22.0/chgrp-incomplete-2.i [2022-11-23 01:51:36,989 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-23 01:51:37,435 INFO L351 CDTParser]: Found 1 translation units. [2022-11-23 01:51:37,435 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc4b4e1a-921d-4863-a156-8d88a83bd3b2/sv-benchmarks/c/busybox-1.22.0/chgrp-incomplete-2.i [2022-11-23 01:51:37,469 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc4b4e1a-921d-4863-a156-8d88a83bd3b2/bin/uautomizer-QkZJyEgLgS/data/b3142ca4b/3a693ab31e7f4e71aa9460d1026ec458/FLAG21a30a748 [2022-11-23 01:51:37,489 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc4b4e1a-921d-4863-a156-8d88a83bd3b2/bin/uautomizer-QkZJyEgLgS/data/b3142ca4b/3a693ab31e7f4e71aa9460d1026ec458 [2022-11-23 01:51:37,492 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-23 01:51:37,494 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-23 01:51:37,499 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-23 01:51:37,499 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-23 01:51:37,502 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-23 01:51:37,503 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:51:37" (1/1) ... [2022-11-23 01:51:37,504 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5a41576f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:51:37, skipping insertion in model container [2022-11-23 01:51:37,504 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:51:37" (1/1) ... [2022-11-23 01:51:37,512 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-23 01:51:37,586 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-23 01:51:38,749 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: xasprintf [2022-11-23 01:51:38,750 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@c58ec62 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:51:38, skipping insertion in model container [2022-11-23 01:51:38,750 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-23 01:51:38,751 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-23 01:51:38,752 INFO L158 Benchmark]: Toolchain (without parser) took 1258.00ms. Allocated memory is still 151.0MB. Free memory was 116.6MB in the beginning and 92.2MB in the end (delta: 24.4MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2022-11-23 01:51:38,753 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 113.2MB. Free memory was 67.0MB in the beginning and 66.7MB in the end (delta: 315.5kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-23 01:51:38,754 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1252.07ms. Allocated memory is still 151.0MB. Free memory was 116.1MB in the beginning and 92.2MB in the end (delta: 23.9MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2022-11-23 01:51:38,755 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20ms. Allocated memory is still 113.2MB. Free memory was 67.0MB in the beginning and 66.7MB in the end (delta: 315.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1252.07ms. Allocated memory is still 151.0MB. Free memory was 116.1MB in the beginning and 92.2MB in the end (delta: 23.9MB). 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-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc4b4e1a-921d-4863-a156-8d88a83bd3b2/bin/uautomizer-QkZJyEgLgS/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc4b4e1a-921d-4863-a156-8d88a83bd3b2/bin/uautomizer-QkZJyEgLgS/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc4b4e1a-921d-4863-a156-8d88a83bd3b2/bin/uautomizer-QkZJyEgLgS/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc4b4e1a-921d-4863-a156-8d88a83bd3b2/bin/uautomizer-QkZJyEgLgS/config/AutomizerReach.xml -i ../../sv-benchmarks/c/busybox-1.22.0/chgrp-incomplete-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc4b4e1a-921d-4863-a156-8d88a83bd3b2/bin/uautomizer-QkZJyEgLgS/config/svcomp-Overflow-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc4b4e1a-921d-4863-a156-8d88a83bd3b2/bin/uautomizer-QkZJyEgLgS --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 75a422495b0d341888d6fa4ea15996bc435989c8057f490725519b3804611bf5 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-4e7fbc6 [2022-11-23 01:51:40,910 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-23 01:51:40,912 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-23 01:51:40,939 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-23 01:51:40,940 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-23 01:51:40,941 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-23 01:51:40,942 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-23 01:51:40,944 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-23 01:51:40,946 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-23 01:51:40,947 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-23 01:51:40,948 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-23 01:51:40,949 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-23 01:51:40,950 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-23 01:51:40,951 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-23 01:51:40,952 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-23 01:51:40,953 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-23 01:51:40,954 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-23 01:51:40,954 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-23 01:51:40,956 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-23 01:51:40,958 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-23 01:51:40,960 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-23 01:51:40,961 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-23 01:51:40,962 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-23 01:51:40,963 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-23 01:51:40,967 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-23 01:51:40,967 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-23 01:51:40,968 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-23 01:51:40,969 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-23 01:51:40,969 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-23 01:51:40,970 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-23 01:51:40,971 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-23 01:51:40,971 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-23 01:51:40,972 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-23 01:51:40,973 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-23 01:51:40,978 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-23 01:51:40,979 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-23 01:51:40,981 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-23 01:51:40,981 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-23 01:51:40,982 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-23 01:51:40,983 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-23 01:51:40,983 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-23 01:51:40,984 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc4b4e1a-921d-4863-a156-8d88a83bd3b2/bin/uautomizer-QkZJyEgLgS/config/svcomp-Overflow-64bit-Automizer_Bitvector.epf [2022-11-23 01:51:41,026 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-23 01:51:41,027 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-23 01:51:41,028 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-23 01:51:41,029 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-23 01:51:41,029 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-23 01:51:41,030 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-23 01:51:41,030 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-23 01:51:41,031 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-23 01:51:41,031 INFO L138 SettingsManager]: * Use SBE=true [2022-11-23 01:51:41,031 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-23 01:51:41,032 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-23 01:51:41,033 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-23 01:51:41,033 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-23 01:51:41,033 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-23 01:51:41,034 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-23 01:51:41,034 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-23 01:51:41,034 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-23 01:51:41,034 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-23 01:51:41,035 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-23 01:51:41,035 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-23 01:51:41,035 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-23 01:51:41,036 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-23 01:51:41,036 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-23 01:51:41,036 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-23 01:51:41,036 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-23 01:51:41,037 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-23 01:51:41,037 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-23 01:51:41,037 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-23 01:51:41,038 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-23 01:51:41,038 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-11-23 01:51:41,038 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-23 01:51:41,039 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-23 01:51:41,039 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-23 01:51:41,039 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2022-11-23 01:51:41,040 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-23 01:51:41,040 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2022-11-23 01:51:41,040 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_cc4b4e1a-921d-4863-a156-8d88a83bd3b2/bin/uautomizer-QkZJyEgLgS/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc4b4e1a-921d-4863-a156-8d88a83bd3b2/bin/uautomizer-QkZJyEgLgS Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 75a422495b0d341888d6fa4ea15996bc435989c8057f490725519b3804611bf5 [2022-11-23 01:51:41,396 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-23 01:51:41,415 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-23 01:51:41,418 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-23 01:51:41,419 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-23 01:51:41,420 INFO L275 PluginConnector]: CDTParser initialized [2022-11-23 01:51:41,421 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc4b4e1a-921d-4863-a156-8d88a83bd3b2/bin/uautomizer-QkZJyEgLgS/../../sv-benchmarks/c/busybox-1.22.0/chgrp-incomplete-2.i [2022-11-23 01:51:44,480 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-23 01:51:44,897 INFO L351 CDTParser]: Found 1 translation units. [2022-11-23 01:51:44,898 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc4b4e1a-921d-4863-a156-8d88a83bd3b2/sv-benchmarks/c/busybox-1.22.0/chgrp-incomplete-2.i [2022-11-23 01:51:44,940 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc4b4e1a-921d-4863-a156-8d88a83bd3b2/bin/uautomizer-QkZJyEgLgS/data/20ffdb376/4fdc0a8a15ba4562bd3e5b8b2206e11c/FLAGfedb2ea96 [2022-11-23 01:51:44,959 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc4b4e1a-921d-4863-a156-8d88a83bd3b2/bin/uautomizer-QkZJyEgLgS/data/20ffdb376/4fdc0a8a15ba4562bd3e5b8b2206e11c [2022-11-23 01:51:44,964 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-23 01:51:44,965 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-23 01:51:44,969 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-23 01:51:44,969 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-23 01:51:44,972 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-23 01:51:44,973 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:51:44" (1/1) ... [2022-11-23 01:51:44,974 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1fcbc51e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:51:44, skipping insertion in model container [2022-11-23 01:51:44,975 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:51:44" (1/1) ... [2022-11-23 01:51:44,982 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-23 01:51:45,076 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-23 01:51:46,054 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: xasprintf [2022-11-23 01:51:46,055 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@5b2ced07 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:51:46, skipping insertion in model container [2022-11-23 01:51:46,055 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-23 01:51:46,056 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-23 01:51:46,058 INFO L158 Benchmark]: Toolchain (without parser) took 1091.24ms. Allocated memory was 67.1MB in the beginning and 92.3MB in the end (delta: 25.2MB). Free memory was 32.9MB in the beginning and 65.9MB in the end (delta: -33.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-11-23 01:51:46,058 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 67.1MB. Free memory is still 44.0MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-23 01:51:46,059 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1086.91ms. Allocated memory was 67.1MB in the beginning and 92.3MB in the end (delta: 25.2MB). Free memory was 32.7MB in the beginning and 65.9MB in the end (delta: -33.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-11-23 01:51:46,061 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 67.1MB. Free memory is still 44.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1086.91ms. Allocated memory was 67.1MB in the beginning and 92.3MB in the end (delta: 25.2MB). Free memory was 32.7MB in the beginning and 65.9MB in the end (delta: -33.2MB). Peak memory consumption was 12.6MB. 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