./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/busybox-1.22.0/usleep-2.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version e943c265 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d17181a-29e1-4789-a927-bc9b0e6046a1/bin/uautomizer-j4sWxH34Be/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d17181a-29e1-4789-a927-bc9b0e6046a1/bin/uautomizer-j4sWxH34Be/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d17181a-29e1-4789-a927-bc9b0e6046a1/bin/uautomizer-j4sWxH34Be/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d17181a-29e1-4789-a927-bc9b0e6046a1/bin/uautomizer-j4sWxH34Be/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/usleep-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d17181a-29e1-4789-a927-bc9b0e6046a1/bin/uautomizer-j4sWxH34Be/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d17181a-29e1-4789-a927-bc9b0e6046a1/bin/uautomizer-j4sWxH34Be --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 3cbff2250ada9b487f5aadc00e4efefb8dcc6fbb7ccba4227efd9fa51d2a2e6c ............................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d17181a-29e1-4789-a927-bc9b0e6046a1/bin/uautomizer-j4sWxH34Be/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d17181a-29e1-4789-a927-bc9b0e6046a1/bin/uautomizer-j4sWxH34Be/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d17181a-29e1-4789-a927-bc9b0e6046a1/bin/uautomizer-j4sWxH34Be/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d17181a-29e1-4789-a927-bc9b0e6046a1/bin/uautomizer-j4sWxH34Be/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/usleep-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d17181a-29e1-4789-a927-bc9b0e6046a1/bin/uautomizer-j4sWxH34Be/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d17181a-29e1-4789-a927-bc9b0e6046a1/bin/uautomizer-j4sWxH34Be --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 3cbff2250ada9b487f5aadc00e4efefb8dcc6fbb7ccba4227efd9fa51d2a2e6c .................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.2.1-dev-e943c26 [2021-10-21 19:43:01,957 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-21 19:43:01,962 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-21 19:43:02,017 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-21 19:43:02,018 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-21 19:43:02,019 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-21 19:43:02,022 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-21 19:43:02,025 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-21 19:43:02,027 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-21 19:43:02,029 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-21 19:43:02,030 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-21 19:43:02,032 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-21 19:43:02,033 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-21 19:43:02,034 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-21 19:43:02,037 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-21 19:43:02,039 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-21 19:43:02,040 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-21 19:43:02,045 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-21 19:43:02,048 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-21 19:43:02,054 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-21 19:43:02,063 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-21 19:43:02,065 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-21 19:43:02,073 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-21 19:43:02,075 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-21 19:43:02,079 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-21 19:43:02,085 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-21 19:43:02,085 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-21 19:43:02,087 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-21 19:43:02,089 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-21 19:43:02,091 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-21 19:43:02,093 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-21 19:43:02,094 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-21 19:43:02,095 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-21 19:43:02,097 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-21 19:43:02,099 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-21 19:43:02,101 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-21 19:43:02,102 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-21 19:43:02,102 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-21 19:43:02,103 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-21 19:43:02,104 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-21 19:43:02,105 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-21 19:43:02,106 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d17181a-29e1-4789-a927-bc9b0e6046a1/bin/uautomizer-j4sWxH34Be/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2021-10-21 19:43:02,164 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-21 19:43:02,164 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-21 19:43:02,165 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-21 19:43:02,166 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-21 19:43:02,175 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-21 19:43:02,175 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-21 19:43:02,176 INFO L138 SettingsManager]: * Use SBE=true [2021-10-21 19:43:02,176 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-21 19:43:02,176 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-21 19:43:02,177 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-21 19:43:02,178 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-21 19:43:02,178 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-10-21 19:43:02,179 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-10-21 19:43:02,179 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-10-21 19:43:02,179 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-21 19:43:02,179 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-21 19:43:02,180 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-21 19:43:02,180 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-21 19:43:02,180 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-21 19:43:02,181 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-21 19:43:02,181 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-21 19:43:02,181 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-21 19:43:02,181 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-21 19:43:02,182 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-21 19:43:02,182 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-21 19:43:02,182 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-21 19:43:02,183 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_0d17181a-29e1-4789-a927-bc9b0e6046a1/bin/uautomizer-j4sWxH34Be/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d17181a-29e1-4789-a927-bc9b0e6046a1/bin/uautomizer-j4sWxH34Be Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3cbff2250ada9b487f5aadc00e4efefb8dcc6fbb7ccba4227efd9fa51d2a2e6c [2021-10-21 19:43:02,567 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-21 19:43:02,628 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-21 19:43:02,631 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-21 19:43:02,634 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-21 19:43:02,635 INFO L275 PluginConnector]: CDTParser initialized [2021-10-21 19:43:02,636 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d17181a-29e1-4789-a927-bc9b0e6046a1/bin/uautomizer-j4sWxH34Be/../../sv-benchmarks/c/busybox-1.22.0/usleep-2.i [2021-10-21 19:43:02,736 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d17181a-29e1-4789-a927-bc9b0e6046a1/bin/uautomizer-j4sWxH34Be/data/d09af18a7/a38904f467ce4b9ebee5db6224732c99/FLAGf2bca392f [2021-10-21 19:43:03,665 INFO L306 CDTParser]: Found 1 translation units. [2021-10-21 19:43:03,666 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d17181a-29e1-4789-a927-bc9b0e6046a1/sv-benchmarks/c/busybox-1.22.0/usleep-2.i [2021-10-21 19:43:03,706 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d17181a-29e1-4789-a927-bc9b0e6046a1/bin/uautomizer-j4sWxH34Be/data/d09af18a7/a38904f467ce4b9ebee5db6224732c99/FLAGf2bca392f [2021-10-21 19:43:04,212 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d17181a-29e1-4789-a927-bc9b0e6046a1/bin/uautomizer-j4sWxH34Be/data/d09af18a7/a38904f467ce4b9ebee5db6224732c99 [2021-10-21 19:43:04,218 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-21 19:43:04,221 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-10-21 19:43:04,227 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-21 19:43:04,227 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-21 19:43:04,231 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-21 19:43:04,232 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.10 07:43:04" (1/1) ... [2021-10-21 19:43:04,234 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6827cf10 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:43:04, skipping insertion in model container [2021-10-21 19:43:04,235 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.10 07:43:04" (1/1) ... [2021-10-21 19:43:04,244 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-21 19:43:04,354 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-21 19:43:05,615 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_error_msg_and_die [2021-10-21 19:43:05,616 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@16e89daf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:43:05, skipping insertion in model container [2021-10-21 19:43:05,616 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-21 19:43:05,617 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2021-10-21 19:43:05,620 INFO L168 Benchmark]: Toolchain (without parser) took 1397.04 ms. Allocated memory is still 109.1 MB. Free memory was 70.7 MB in the beginning and 72.8 MB in the end (delta: -2.1 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-10-21 19:43:05,621 INFO L168 Benchmark]: CDTParser took 0.78 ms. Allocated memory is still 109.1 MB. Free memory was 80.6 MB in the beginning and 80.6 MB in the end (delta: 28.5 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-21 19:43:05,622 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1390.43 ms. Allocated memory is still 109.1 MB. Free memory was 70.7 MB in the beginning and 72.8 MB in the end (delta: -2.1 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-10-21 19:43:05,625 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.78 ms. Allocated memory is still 109.1 MB. Free memory was 80.6 MB in the beginning and 80.6 MB in the end (delta: 28.5 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1390.43 ms. Allocated memory is still 109.1 MB. Free memory was 70.7 MB in the beginning and 72.8 MB in the end (delta: -2.1 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2479]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_error_msg_and_die RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.1-dev-e943c26 [2021-10-21 19:43:08,446 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-21 19:43:08,450 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-21 19:43:08,539 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-21 19:43:08,540 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-21 19:43:08,545 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-21 19:43:08,547 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-21 19:43:08,555 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-21 19:43:08,560 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-21 19:43:08,569 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-21 19:43:08,571 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-21 19:43:08,574 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-21 19:43:08,575 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-21 19:43:08,578 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-21 19:43:08,580 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-21 19:43:08,588 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-21 19:43:08,590 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-21 19:43:08,591 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-21 19:43:08,595 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-21 19:43:08,603 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-21 19:43:08,605 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-21 19:43:08,608 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-21 19:43:08,612 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-21 19:43:08,614 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-21 19:43:08,628 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-21 19:43:08,628 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-21 19:43:08,629 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-21 19:43:08,631 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-21 19:43:08,632 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-21 19:43:08,633 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-21 19:43:08,634 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-21 19:43:08,635 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-21 19:43:08,637 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-21 19:43:08,638 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-21 19:43:08,640 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-21 19:43:08,640 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-21 19:43:08,641 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-21 19:43:08,641 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-21 19:43:08,642 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-21 19:43:08,644 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-21 19:43:08,645 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-21 19:43:08,651 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d17181a-29e1-4789-a927-bc9b0e6046a1/bin/uautomizer-j4sWxH34Be/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2021-10-21 19:43:08,701 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-21 19:43:08,701 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-21 19:43:08,702 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-21 19:43:08,703 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-21 19:43:08,705 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-21 19:43:08,705 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-21 19:43:08,706 INFO L138 SettingsManager]: * Use SBE=true [2021-10-21 19:43:08,706 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-21 19:43:08,706 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-21 19:43:08,706 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-21 19:43:08,708 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-21 19:43:08,708 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-10-21 19:43:08,708 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-10-21 19:43:08,709 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-10-21 19:43:08,709 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-21 19:43:08,709 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-21 19:43:08,710 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-21 19:43:08,710 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-21 19:43:08,710 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-21 19:43:08,710 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-21 19:43:08,711 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-21 19:43:08,711 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-21 19:43:08,711 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-21 19:43:08,712 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-21 19:43:08,712 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-21 19:43:08,712 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-10-21 19:43:08,713 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-21 19:43:08,713 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-21 19:43:08,713 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-21 19:43:08,714 INFO L138 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d17181a-29e1-4789-a927-bc9b0e6046a1/bin/uautomizer-j4sWxH34Be/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d17181a-29e1-4789-a927-bc9b0e6046a1/bin/uautomizer-j4sWxH34Be Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3cbff2250ada9b487f5aadc00e4efefb8dcc6fbb7ccba4227efd9fa51d2a2e6c [2021-10-21 19:43:09,186 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-21 19:43:09,213 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-21 19:43:09,217 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-21 19:43:09,218 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-21 19:43:09,219 INFO L275 PluginConnector]: CDTParser initialized [2021-10-21 19:43:09,220 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d17181a-29e1-4789-a927-bc9b0e6046a1/bin/uautomizer-j4sWxH34Be/../../sv-benchmarks/c/busybox-1.22.0/usleep-2.i [2021-10-21 19:43:09,318 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d17181a-29e1-4789-a927-bc9b0e6046a1/bin/uautomizer-j4sWxH34Be/data/34f0026f7/f0681b478e634d75a0cd58bc6fda004d/FLAG8264fd441 [2021-10-21 19:43:10,283 INFO L306 CDTParser]: Found 1 translation units. [2021-10-21 19:43:10,284 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d17181a-29e1-4789-a927-bc9b0e6046a1/sv-benchmarks/c/busybox-1.22.0/usleep-2.i [2021-10-21 19:43:10,325 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d17181a-29e1-4789-a927-bc9b0e6046a1/bin/uautomizer-j4sWxH34Be/data/34f0026f7/f0681b478e634d75a0cd58bc6fda004d/FLAG8264fd441 [2021-10-21 19:43:10,367 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d17181a-29e1-4789-a927-bc9b0e6046a1/bin/uautomizer-j4sWxH34Be/data/34f0026f7/f0681b478e634d75a0cd58bc6fda004d [2021-10-21 19:43:10,370 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-21 19:43:10,372 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-10-21 19:43:10,374 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-21 19:43:10,374 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-21 19:43:10,378 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-21 19:43:10,379 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.10 07:43:10" (1/1) ... [2021-10-21 19:43:10,380 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7a52de1c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:43:10, skipping insertion in model container [2021-10-21 19:43:10,381 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.10 07:43:10" (1/1) ... [2021-10-21 19:43:10,389 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-21 19:43:10,502 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-21 19:43:11,899 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_error_msg_and_die [2021-10-21 19:43:11,901 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@6a95448b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:43:11, skipping insertion in model container [2021-10-21 19:43:11,901 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-21 19:43:11,902 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2021-10-21 19:43:11,905 INFO L168 Benchmark]: Toolchain (without parser) took 1531.44 ms. Allocated memory is still 62.9 MB. Free memory was 37.7 MB in the beginning and 32.8 MB in the end (delta: 4.9 MB). Peak memory consumption was 16.8 MB. Max. memory is 16.1 GB. [2021-10-21 19:43:11,907 INFO L168 Benchmark]: CDTParser took 0.29 ms. Allocated memory is still 62.9 MB. Free memory is still 43.5 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-21 19:43:11,908 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1527.85 ms. Allocated memory is still 62.9 MB. Free memory was 37.6 MB in the beginning and 32.8 MB in the end (delta: 4.8 MB). Peak memory consumption was 16.8 MB. Max. memory is 16.1 GB. [2021-10-21 19:43:11,911 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29 ms. Allocated memory is still 62.9 MB. Free memory is still 43.5 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1527.85 ms. Allocated memory is still 62.9 MB. Free memory was 37.6 MB in the beginning and 32.8 MB in the end (delta: 4.8 MB). Peak memory consumption was 16.8 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2479]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_error_msg_and_die RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...