./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/busybox-1.22.0/head-1.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 8393723b Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93a8e2f6-ef61-4f96-bda0-f13193acbbb2/bin/uautomizer-TMbwUNV5ro/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93a8e2f6-ef61-4f96-bda0-f13193acbbb2/bin/uautomizer-TMbwUNV5ro/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93a8e2f6-ef61-4f96-bda0-f13193acbbb2/bin/uautomizer-TMbwUNV5ro/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93a8e2f6-ef61-4f96-bda0-f13193acbbb2/bin/uautomizer-TMbwUNV5ro/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/head-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93a8e2f6-ef61-4f96-bda0-f13193acbbb2/bin/uautomizer-TMbwUNV5ro/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93a8e2f6-ef61-4f96-bda0-f13193acbbb2/bin/uautomizer-TMbwUNV5ro --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 36d2317c8ff507d31bd70a8e1ba244da3845f75b1ba0e1823bea31aedc0f87f4 --- 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-8393723 [2022-11-18 20:33:22,514 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-18 20:33:22,516 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-18 20:33:22,559 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-18 20:33:22,560 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-18 20:33:22,568 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-18 20:33:22,569 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-18 20:33:22,570 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-18 20:33:22,572 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-18 20:33:22,573 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-18 20:33:22,574 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-18 20:33:22,575 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-18 20:33:22,575 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-18 20:33:22,576 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-18 20:33:22,577 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-18 20:33:22,578 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-18 20:33:22,579 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-18 20:33:22,580 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-18 20:33:22,582 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-18 20:33:22,598 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-18 20:33:22,600 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-18 20:33:22,603 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-18 20:33:22,604 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-18 20:33:22,604 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-18 20:33:22,608 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-18 20:33:22,608 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-18 20:33:22,608 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-18 20:33:22,609 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-18 20:33:22,610 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-18 20:33:22,611 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-18 20:33:22,620 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-18 20:33:22,621 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-18 20:33:22,622 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-18 20:33:22,623 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-18 20:33:22,624 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-18 20:33:22,624 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-18 20:33:22,624 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-18 20:33:22,625 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-18 20:33:22,625 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-18 20:33:22,626 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-18 20:33:22,626 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-18 20:33:22,627 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93a8e2f6-ef61-4f96-bda0-f13193acbbb2/bin/uautomizer-TMbwUNV5ro/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2022-11-18 20:33:22,649 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-18 20:33:22,649 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-18 20:33:22,649 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-18 20:33:22,650 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-18 20:33:22,650 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-18 20:33:22,650 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-18 20:33:22,651 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-18 20:33:22,651 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-18 20:33:22,651 INFO L138 SettingsManager]: * Use SBE=true [2022-11-18 20:33:22,652 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-18 20:33:22,652 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-18 20:33:22,652 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-18 20:33:22,652 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-18 20:33:22,652 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-11-18 20:33:22,652 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-11-18 20:33:22,653 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-11-18 20:33:22,653 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-18 20:33:22,653 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-18 20:33:22,653 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-18 20:33:22,653 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-18 20:33:22,654 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-18 20:33:22,654 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-18 20:33:22,654 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-18 20:33:22,654 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-18 20:33:22,654 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-18 20:33:22,655 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-18 20:33:22,655 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-18 20:33:22,655 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_93a8e2f6-ef61-4f96-bda0-f13193acbbb2/bin/uautomizer-TMbwUNV5ro/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93a8e2f6-ef61-4f96-bda0-f13193acbbb2/bin/uautomizer-TMbwUNV5ro Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 36d2317c8ff507d31bd70a8e1ba244da3845f75b1ba0e1823bea31aedc0f87f4 [2022-11-18 20:33:22,900 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-18 20:33:22,933 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-18 20:33:22,935 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-18 20:33:22,936 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-18 20:33:22,939 INFO L275 PluginConnector]: CDTParser initialized [2022-11-18 20:33:22,941 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93a8e2f6-ef61-4f96-bda0-f13193acbbb2/bin/uautomizer-TMbwUNV5ro/../../sv-benchmarks/c/busybox-1.22.0/head-1.i [2022-11-18 20:33:23,017 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93a8e2f6-ef61-4f96-bda0-f13193acbbb2/bin/uautomizer-TMbwUNV5ro/data/e7c9fbf3a/b41e1350ab5b4394951e10cfcec40695/FLAG50bebf1e3 [2022-11-18 20:33:23,661 INFO L306 CDTParser]: Found 1 translation units. [2022-11-18 20:33:23,662 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93a8e2f6-ef61-4f96-bda0-f13193acbbb2/sv-benchmarks/c/busybox-1.22.0/head-1.i [2022-11-18 20:33:23,683 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93a8e2f6-ef61-4f96-bda0-f13193acbbb2/bin/uautomizer-TMbwUNV5ro/data/e7c9fbf3a/b41e1350ab5b4394951e10cfcec40695/FLAG50bebf1e3 [2022-11-18 20:33:23,833 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93a8e2f6-ef61-4f96-bda0-f13193acbbb2/bin/uautomizer-TMbwUNV5ro/data/e7c9fbf3a/b41e1350ab5b4394951e10cfcec40695 [2022-11-18 20:33:23,835 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-18 20:33:23,836 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-18 20:33:23,839 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-18 20:33:23,839 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-18 20:33:23,842 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-18 20:33:23,843 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 08:33:23" (1/1) ... [2022-11-18 20:33:23,844 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@aa77056 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:33:23, skipping insertion in model container [2022-11-18 20:33:23,845 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 08:33:23" (1/1) ... [2022-11-18 20:33:23,852 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-18 20:33:23,944 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-18 20:33:25,096 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2022-11-18 20:33:25,097 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@26731f22 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:33:25, skipping insertion in model container [2022-11-18 20:33:25,097 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-18 20:33:25,098 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-18 20:33:25,100 INFO L158 Benchmark]: Toolchain (without parser) took 1262.03ms. Allocated memory is still 138.4MB. Free memory was 94.1MB in the beginning and 99.9MB in the end (delta: -5.9MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-11-18 20:33:25,101 INFO L158 Benchmark]: CDTParser took 1.25ms. Allocated memory is still 138.4MB. Free memory was 116.0MB in the beginning and 115.9MB in the end (delta: 72.9kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-18 20:33:25,102 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1258.67ms. Allocated memory is still 138.4MB. Free memory was 93.8MB in the beginning and 99.9MB in the end (delta: -6.1MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-11-18 20:33:25,104 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.25ms. Allocated memory is still 138.4MB. Free memory was 116.0MB in the beginning and 115.9MB in the end (delta: 72.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1258.67ms. Allocated memory is still 138.4MB. Free memory was 93.8MB in the beginning and 99.9MB in the end (delta: -6.1MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2308]: 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-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93a8e2f6-ef61-4f96-bda0-f13193acbbb2/bin/uautomizer-TMbwUNV5ro/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93a8e2f6-ef61-4f96-bda0-f13193acbbb2/bin/uautomizer-TMbwUNV5ro/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93a8e2f6-ef61-4f96-bda0-f13193acbbb2/bin/uautomizer-TMbwUNV5ro/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93a8e2f6-ef61-4f96-bda0-f13193acbbb2/bin/uautomizer-TMbwUNV5ro/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/head-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93a8e2f6-ef61-4f96-bda0-f13193acbbb2/bin/uautomizer-TMbwUNV5ro/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93a8e2f6-ef61-4f96-bda0-f13193acbbb2/bin/uautomizer-TMbwUNV5ro --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 36d2317c8ff507d31bd70a8e1ba244da3845f75b1ba0e1823bea31aedc0f87f4 --- 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-8393723 [2022-11-18 20:33:27,210 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-18 20:33:27,213 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-18 20:33:27,244 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-18 20:33:27,247 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-18 20:33:27,251 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-18 20:33:27,253 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-18 20:33:27,260 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-18 20:33:27,262 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-18 20:33:27,267 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-18 20:33:27,268 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-18 20:33:27,270 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-18 20:33:27,270 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-18 20:33:27,273 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-18 20:33:27,274 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-18 20:33:27,276 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-18 20:33:27,278 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-18 20:33:27,279 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-18 20:33:27,284 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-18 20:33:27,288 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-18 20:33:27,292 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-18 20:33:27,294 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-18 20:33:27,295 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-18 20:33:27,297 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-18 20:33:27,301 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-18 20:33:27,305 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-18 20:33:27,306 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-18 20:33:27,307 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-18 20:33:27,308 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-18 20:33:27,309 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-18 20:33:27,309 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-18 20:33:27,310 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-18 20:33:27,312 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-18 20:33:27,313 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-18 20:33:27,314 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-18 20:33:27,314 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-18 20:33:27,315 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-18 20:33:27,315 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-18 20:33:27,315 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-18 20:33:27,317 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-18 20:33:27,318 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-18 20:33:27,323 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93a8e2f6-ef61-4f96-bda0-f13193acbbb2/bin/uautomizer-TMbwUNV5ro/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2022-11-18 20:33:27,362 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-18 20:33:27,362 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-18 20:33:27,364 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-18 20:33:27,364 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-18 20:33:27,365 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-18 20:33:27,365 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-18 20:33:27,367 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-18 20:33:27,367 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-18 20:33:27,367 INFO L138 SettingsManager]: * Use SBE=true [2022-11-18 20:33:27,368 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-18 20:33:27,369 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-18 20:33:27,369 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-18 20:33:27,369 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-18 20:33:27,369 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-11-18 20:33:27,370 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-11-18 20:33:27,370 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-11-18 20:33:27,370 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-18 20:33:27,371 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-18 20:33:27,371 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-18 20:33:27,371 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-18 20:33:27,371 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-18 20:33:27,372 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-18 20:33:27,372 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-18 20:33:27,372 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-18 20:33:27,373 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-18 20:33:27,373 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-18 20:33:27,373 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-18 20:33:27,374 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-11-18 20:33:27,374 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-18 20:33:27,374 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-18 20:33:27,374 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_93a8e2f6-ef61-4f96-bda0-f13193acbbb2/bin/uautomizer-TMbwUNV5ro/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93a8e2f6-ef61-4f96-bda0-f13193acbbb2/bin/uautomizer-TMbwUNV5ro Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 36d2317c8ff507d31bd70a8e1ba244da3845f75b1ba0e1823bea31aedc0f87f4 [2022-11-18 20:33:27,786 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-18 20:33:27,813 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-18 20:33:27,816 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-18 20:33:27,817 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-18 20:33:27,818 INFO L275 PluginConnector]: CDTParser initialized [2022-11-18 20:33:27,820 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93a8e2f6-ef61-4f96-bda0-f13193acbbb2/bin/uautomizer-TMbwUNV5ro/../../sv-benchmarks/c/busybox-1.22.0/head-1.i [2022-11-18 20:33:27,899 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93a8e2f6-ef61-4f96-bda0-f13193acbbb2/bin/uautomizer-TMbwUNV5ro/data/cae31d8f8/b1970b98362e470cb91993744ab4ee9e/FLAG43e309ffa [2022-11-18 20:33:28,553 INFO L306 CDTParser]: Found 1 translation units. [2022-11-18 20:33:28,554 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93a8e2f6-ef61-4f96-bda0-f13193acbbb2/sv-benchmarks/c/busybox-1.22.0/head-1.i [2022-11-18 20:33:28,588 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93a8e2f6-ef61-4f96-bda0-f13193acbbb2/bin/uautomizer-TMbwUNV5ro/data/cae31d8f8/b1970b98362e470cb91993744ab4ee9e/FLAG43e309ffa [2022-11-18 20:33:28,785 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93a8e2f6-ef61-4f96-bda0-f13193acbbb2/bin/uautomizer-TMbwUNV5ro/data/cae31d8f8/b1970b98362e470cb91993744ab4ee9e [2022-11-18 20:33:28,788 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-18 20:33:28,789 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-18 20:33:28,790 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-18 20:33:28,790 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-18 20:33:28,800 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-18 20:33:28,801 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 08:33:28" (1/1) ... [2022-11-18 20:33:28,803 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2ca595ea and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:33:28, skipping insertion in model container [2022-11-18 20:33:28,803 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 08:33:28" (1/1) ... [2022-11-18 20:33:28,810 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-18 20:33:28,901 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-18 20:33:29,970 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2022-11-18 20:33:29,972 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@10689fe8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:33:29, skipping insertion in model container [2022-11-18 20:33:29,973 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-18 20:33:29,974 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-18 20:33:29,976 INFO L158 Benchmark]: Toolchain (without parser) took 1185.56ms. Allocated memory was 67.1MB in the beginning and 88.1MB in the end (delta: 21.0MB). Free memory was 42.9MB in the beginning and 59.0MB in the end (delta: -16.1MB). Peak memory consumption was 13.4MB. Max. memory is 16.1GB. [2022-11-18 20:33:29,977 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 67.1MB. Free memory was 49.0MB in the beginning and 49.0MB in the end (delta: 50.9kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-18 20:33:29,980 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1183.37ms. Allocated memory was 67.1MB in the beginning and 88.1MB in the end (delta: 21.0MB). Free memory was 42.7MB in the beginning and 59.0MB in the end (delta: -16.4MB). Peak memory consumption was 13.4MB. Max. memory is 16.1GB. [2022-11-18 20:33:29,981 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 was 49.0MB in the beginning and 49.0MB in the end (delta: 50.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1183.37ms. Allocated memory was 67.1MB in the beginning and 88.1MB in the end (delta: 21.0MB). Free memory was 42.7MB in the beginning and 59.0MB in the end (delta: -16.4MB). Peak memory consumption was 13.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2308]: 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