./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/busybox-1.22.0/sync-1.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version dbf71c69 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14174b88-63c1-405b-8913-97318ac76ce3/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14174b88-63c1-405b-8913-97318ac76ce3/bin/ukojak-92XMlrwhuB/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14174b88-63c1-405b-8913-97318ac76ce3/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14174b88-63c1-405b-8913-97318ac76ce3/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/busybox-1.22.0/sync-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14174b88-63c1-405b-8913-97318ac76ce3/bin/ukojak-92XMlrwhuB/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14174b88-63c1-405b-8913-97318ac76ce3/bin/ukojak-92XMlrwhuB --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 Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 44ca4ea6e22cf95593949730a2f14b0938b333c551594e321e28834d54531d57 --- 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-dbf71c6-m [2022-10-17 16:29:45,323 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:29:45,326 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:29:45,392 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:29:45,393 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:29:45,398 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:29:45,401 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:29:45,407 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:29:45,411 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:29:45,417 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:29:45,419 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:29:45,422 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:29:45,422 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:29:45,426 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:29:45,428 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:29:45,431 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:29:45,433 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:29:45,435 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:29:45,437 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:29:45,446 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:29:45,448 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:29:45,450 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:29:45,454 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:29:45,456 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:29:45,468 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:29:45,469 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:29:45,469 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:29:45,471 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:29:45,473 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:29:45,474 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:29:45,475 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:29:45,476 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:29:45,479 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:29:45,482 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:29:45,484 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:29:45,484 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:29:45,485 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:29:45,485 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:29:45,486 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:29:45,487 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:29:45,488 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:29:45,490 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14174b88-63c1-405b-8913-97318ac76ce3/bin/ukojak-92XMlrwhuB/config/svcomp-Overflow-64bit-Kojak_Default.epf [2022-10-17 16:29:45,557 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:29:45,557 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:29:45,559 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:29:45,560 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:29:45,561 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:29:45,561 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:29:45,561 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:29:45,562 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-10-17 16:29:45,562 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:29:45,573 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:29:45,574 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:29:45,575 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:29:45,575 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:29:45,575 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-10-17 16:29:45,576 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:29:45,576 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:29:45,576 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:29:45,577 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:29:45,577 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:29:45,577 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:29:45,577 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:29:45,578 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:29:45,578 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:29:45,578 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:29:45,578 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:29:45,579 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:29:45,579 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:29:45,579 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14174b88-63c1-405b-8913-97318ac76ce3/bin/ukojak-92XMlrwhuB/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14174b88-63c1-405b-8913-97318ac76ce3/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 44ca4ea6e22cf95593949730a2f14b0938b333c551594e321e28834d54531d57 [2022-10-17 16:29:45,903 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:29:45,939 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:29:45,943 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:29:45,944 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:29:45,945 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:29:45,948 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14174b88-63c1-405b-8913-97318ac76ce3/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/busybox-1.22.0/sync-1.i [2022-10-17 16:29:46,040 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14174b88-63c1-405b-8913-97318ac76ce3/bin/ukojak-92XMlrwhuB/data/9bc851356/3863abae345c462db786ba9868375752/FLAG22ee3b19c [2022-10-17 16:29:46,812 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:29:46,813 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14174b88-63c1-405b-8913-97318ac76ce3/sv-benchmarks/c/busybox-1.22.0/sync-1.i [2022-10-17 16:29:46,842 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14174b88-63c1-405b-8913-97318ac76ce3/bin/ukojak-92XMlrwhuB/data/9bc851356/3863abae345c462db786ba9868375752/FLAG22ee3b19c [2022-10-17 16:29:46,905 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14174b88-63c1-405b-8913-97318ac76ce3/bin/ukojak-92XMlrwhuB/data/9bc851356/3863abae345c462db786ba9868375752 [2022-10-17 16:29:46,908 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:29:46,911 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:29:46,916 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:29:46,916 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:29:46,920 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:29:46,921 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:29:46" (1/1) ... [2022-10-17 16:29:46,924 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@603b8875 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:29:46, skipping insertion in model container [2022-10-17 16:29:46,924 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:29:46" (1/1) ... [2022-10-17 16:29:46,933 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:29:47,045 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:29:48,076 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_error_msg [2022-10-17 16:29:48,077 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@340c5cc1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:29:48, skipping insertion in model container [2022-10-17 16:29:48,077 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:29:48,078 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-10-17 16:29:48,080 INFO L158 Benchmark]: Toolchain (without parser) took 1167.57ms. Allocated memory is still 100.7MB. Free memory was 72.7MB in the beginning and 53.2MB in the end (delta: 19.5MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2022-10-17 16:29:48,081 INFO L158 Benchmark]: CDTParser took 0.69ms. Allocated memory is still 75.5MB. Free memory was 49.2MB in the beginning and 49.2MB in the end (delta: 29.6kB). There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 16:29:48,082 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1161.74ms. Allocated memory is still 100.7MB. Free memory was 72.5MB in the beginning and 53.2MB in the end (delta: 19.3MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2022-10-17 16:29:48,084 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.69ms. Allocated memory is still 75.5MB. Free memory was 49.2MB in the beginning and 49.2MB in the end (delta: 29.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1161.74ms. Allocated memory is still 100.7MB. Free memory was 72.5MB in the beginning and 53.2MB in the end (delta: 19.3MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 1871]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_error_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 No suitable file found in config dir /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14174b88-63c1-405b-8913-97318ac76ce3/bin/ukojak-92XMlrwhuB/config using search string *Overflow*64bit*_Bitvector*.epf No suitable settings file found using Overflow*64bit*_Bitvector ERROR: UNSUPPORTED PROPERTY Writing output log to file Ultimate.log Result: UNKNOWN