./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 5e519f3a 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_6b25a336-9578-40ac-a060-2cd3c6bfa33c/bin/uautomizer-Dbtcem3rbc/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b25a336-9578-40ac-a060-2cd3c6bfa33c/bin/uautomizer-Dbtcem3rbc/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b25a336-9578-40ac-a060-2cd3c6bfa33c/bin/uautomizer-Dbtcem3rbc/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b25a336-9578-40ac-a060-2cd3c6bfa33c/bin/uautomizer-Dbtcem3rbc/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_6b25a336-9578-40ac-a060-2cd3c6bfa33c/bin/uautomizer-Dbtcem3rbc/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b25a336-9578-40ac-a060-2cd3c6bfa33c/bin/uautomizer-Dbtcem3rbc --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-5e519f3 [2022-11-02 21:07:44,288 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-02 21:07:44,292 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-02 21:07:44,339 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-02 21:07:44,339 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-02 21:07:44,340 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-02 21:07:44,342 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-02 21:07:44,344 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-02 21:07:44,345 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-02 21:07:44,346 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-02 21:07:44,347 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-02 21:07:44,349 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-02 21:07:44,349 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-02 21:07:44,350 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-02 21:07:44,351 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-02 21:07:44,353 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-02 21:07:44,354 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-02 21:07:44,355 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-02 21:07:44,356 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-02 21:07:44,358 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-02 21:07:44,360 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-02 21:07:44,361 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-02 21:07:44,363 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-02 21:07:44,364 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-02 21:07:44,367 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-02 21:07:44,368 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-02 21:07:44,368 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-02 21:07:44,369 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-02 21:07:44,370 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-02 21:07:44,371 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-02 21:07:44,371 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-02 21:07:44,372 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-02 21:07:44,373 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-02 21:07:44,374 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-02 21:07:44,375 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-02 21:07:44,375 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-02 21:07:44,376 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-02 21:07:44,376 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-02 21:07:44,377 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-02 21:07:44,378 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-02 21:07:44,379 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-02 21:07:44,379 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b25a336-9578-40ac-a060-2cd3c6bfa33c/bin/uautomizer-Dbtcem3rbc/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2022-11-02 21:07:44,405 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-02 21:07:44,405 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-02 21:07:44,405 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-02 21:07:44,406 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-02 21:07:44,406 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-02 21:07:44,406 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-02 21:07:44,407 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-02 21:07:44,407 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-02 21:07:44,408 INFO L138 SettingsManager]: * Use SBE=true [2022-11-02 21:07:44,408 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-02 21:07:44,408 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-02 21:07:44,408 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-02 21:07:44,409 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-02 21:07:44,409 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-11-02 21:07:44,409 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-11-02 21:07:44,409 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-11-02 21:07:44,409 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-02 21:07:44,410 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-02 21:07:44,410 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-02 21:07:44,410 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-02 21:07:44,410 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-02 21:07:44,410 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-02 21:07:44,411 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-02 21:07:44,411 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-02 21:07:44,411 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-02 21:07:44,411 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-02 21:07:44,412 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-02 21:07:44,412 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_6b25a336-9578-40ac-a060-2cd3c6bfa33c/bin/uautomizer-Dbtcem3rbc/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b25a336-9578-40ac-a060-2cd3c6bfa33c/bin/uautomizer-Dbtcem3rbc Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 36d2317c8ff507d31bd70a8e1ba244da3845f75b1ba0e1823bea31aedc0f87f4 [2022-11-02 21:07:44,653 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-02 21:07:44,685 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-02 21:07:44,688 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-02 21:07:44,689 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-02 21:07:44,690 INFO L275 PluginConnector]: CDTParser initialized [2022-11-02 21:07:44,692 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b25a336-9578-40ac-a060-2cd3c6bfa33c/bin/uautomizer-Dbtcem3rbc/../../sv-benchmarks/c/busybox-1.22.0/head-1.i [2022-11-02 21:07:44,762 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b25a336-9578-40ac-a060-2cd3c6bfa33c/bin/uautomizer-Dbtcem3rbc/data/07dd45418/6ba0794e97494d60920ac3ce777eac80/FLAG4787b3fee [2022-11-02 21:07:45,439 INFO L306 CDTParser]: Found 1 translation units. [2022-11-02 21:07:45,440 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b25a336-9578-40ac-a060-2cd3c6bfa33c/sv-benchmarks/c/busybox-1.22.0/head-1.i [2022-11-02 21:07:45,470 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b25a336-9578-40ac-a060-2cd3c6bfa33c/bin/uautomizer-Dbtcem3rbc/data/07dd45418/6ba0794e97494d60920ac3ce777eac80/FLAG4787b3fee [2022-11-02 21:07:45,632 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b25a336-9578-40ac-a060-2cd3c6bfa33c/bin/uautomizer-Dbtcem3rbc/data/07dd45418/6ba0794e97494d60920ac3ce777eac80 [2022-11-02 21:07:45,634 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-02 21:07:45,636 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-02 21:07:45,637 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-02 21:07:45,637 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-02 21:07:45,643 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-02 21:07:45,644 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 09:07:45" (1/1) ... [2022-11-02 21:07:45,645 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4c529f65 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 09:07:45, skipping insertion in model container [2022-11-02 21:07:45,648 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 09:07:45" (1/1) ... [2022-11-02 21:07:45,655 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-02 21:07:45,750 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-02 21:07:46,929 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2022-11-02 21:07:46,930 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@e502216 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 09:07:46, skipping insertion in model container [2022-11-02 21:07:46,930 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-02 21:07:46,930 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-02 21:07:46,932 INFO L158 Benchmark]: Toolchain (without parser) took 1295.85ms. Allocated memory is still 102.8MB. Free memory was 80.2MB in the beginning and 65.2MB in the end (delta: 15.1MB). Peak memory consumption was 15.1MB. Max. memory is 16.1GB. [2022-11-02 21:07:46,933 INFO L158 Benchmark]: CDTParser took 0.50ms. Allocated memory is still 83.9MB. Free memory was 61.8MB in the beginning and 61.7MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-02 21:07:46,934 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1293.43ms. Allocated memory is still 102.8MB. Free memory was 80.2MB in the beginning and 65.2MB in the end (delta: 15.1MB). Peak memory consumption was 15.1MB. Max. memory is 16.1GB. [2022-11-02 21:07:46,936 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.50ms. Allocated memory is still 83.9MB. Free memory was 61.8MB in the beginning and 61.7MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1293.43ms. Allocated memory is still 102.8MB. Free memory was 80.2MB in the beginning and 65.2MB in the end (delta: 15.1MB). Peak memory consumption was 15.1MB. 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_6b25a336-9578-40ac-a060-2cd3c6bfa33c/bin/uautomizer-Dbtcem3rbc/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b25a336-9578-40ac-a060-2cd3c6bfa33c/bin/uautomizer-Dbtcem3rbc/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b25a336-9578-40ac-a060-2cd3c6bfa33c/bin/uautomizer-Dbtcem3rbc/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b25a336-9578-40ac-a060-2cd3c6bfa33c/bin/uautomizer-Dbtcem3rbc/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_6b25a336-9578-40ac-a060-2cd3c6bfa33c/bin/uautomizer-Dbtcem3rbc/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b25a336-9578-40ac-a060-2cd3c6bfa33c/bin/uautomizer-Dbtcem3rbc --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-5e519f3 [2022-11-02 21:07:49,278 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-02 21:07:49,282 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-02 21:07:49,325 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-02 21:07:49,325 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-02 21:07:49,330 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-02 21:07:49,332 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-02 21:07:49,344 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-02 21:07:49,346 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-02 21:07:49,347 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-02 21:07:49,348 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-02 21:07:49,351 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-02 21:07:49,351 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-02 21:07:49,359 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-02 21:07:49,361 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-02 21:07:49,363 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-02 21:07:49,364 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-02 21:07:49,367 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-02 21:07:49,369 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-02 21:07:49,371 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-02 21:07:49,380 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-02 21:07:49,382 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-02 21:07:49,383 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-02 21:07:49,385 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-02 21:07:49,389 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-02 21:07:49,392 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-02 21:07:49,392 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-02 21:07:49,393 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-02 21:07:49,395 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-02 21:07:49,396 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-02 21:07:49,397 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-02 21:07:49,398 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-02 21:07:49,400 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-02 21:07:49,401 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-02 21:07:49,417 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-02 21:07:49,417 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-02 21:07:49,418 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-02 21:07:49,419 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-02 21:07:49,419 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-02 21:07:49,421 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-02 21:07:49,422 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-02 21:07:49,423 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b25a336-9578-40ac-a060-2cd3c6bfa33c/bin/uautomizer-Dbtcem3rbc/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2022-11-02 21:07:49,470 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-02 21:07:49,471 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-02 21:07:49,472 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-02 21:07:49,472 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-02 21:07:49,473 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-02 21:07:49,474 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-02 21:07:49,475 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-02 21:07:49,476 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-02 21:07:49,476 INFO L138 SettingsManager]: * Use SBE=true [2022-11-02 21:07:49,476 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-02 21:07:49,477 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-02 21:07:49,478 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-02 21:07:49,478 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-02 21:07:49,478 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-11-02 21:07:49,478 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-11-02 21:07:49,479 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-11-02 21:07:49,479 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-02 21:07:49,479 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-02 21:07:49,479 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-02 21:07:49,480 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-02 21:07:49,480 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-02 21:07:49,480 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-02 21:07:49,480 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-02 21:07:49,481 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-02 21:07:49,481 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-02 21:07:49,481 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-02 21:07:49,482 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-02 21:07:49,482 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-11-02 21:07:49,482 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-02 21:07:49,482 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-02 21:07:49,482 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_6b25a336-9578-40ac-a060-2cd3c6bfa33c/bin/uautomizer-Dbtcem3rbc/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b25a336-9578-40ac-a060-2cd3c6bfa33c/bin/uautomizer-Dbtcem3rbc Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 36d2317c8ff507d31bd70a8e1ba244da3845f75b1ba0e1823bea31aedc0f87f4 [2022-11-02 21:07:49,919 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-02 21:07:49,946 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-02 21:07:49,951 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-02 21:07:49,953 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-02 21:07:49,954 INFO L275 PluginConnector]: CDTParser initialized [2022-11-02 21:07:49,956 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b25a336-9578-40ac-a060-2cd3c6bfa33c/bin/uautomizer-Dbtcem3rbc/../../sv-benchmarks/c/busybox-1.22.0/head-1.i [2022-11-02 21:07:50,036 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b25a336-9578-40ac-a060-2cd3c6bfa33c/bin/uautomizer-Dbtcem3rbc/data/fc30ffdf0/13723b57b7a649d4b6727799ac4f33de/FLAG4fe0fd378 [2022-11-02 21:07:50,768 INFO L306 CDTParser]: Found 1 translation units. [2022-11-02 21:07:50,769 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b25a336-9578-40ac-a060-2cd3c6bfa33c/sv-benchmarks/c/busybox-1.22.0/head-1.i [2022-11-02 21:07:50,812 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b25a336-9578-40ac-a060-2cd3c6bfa33c/bin/uautomizer-Dbtcem3rbc/data/fc30ffdf0/13723b57b7a649d4b6727799ac4f33de/FLAG4fe0fd378 [2022-11-02 21:07:50,929 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b25a336-9578-40ac-a060-2cd3c6bfa33c/bin/uautomizer-Dbtcem3rbc/data/fc30ffdf0/13723b57b7a649d4b6727799ac4f33de [2022-11-02 21:07:50,932 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-02 21:07:50,939 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-02 21:07:50,941 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-02 21:07:50,941 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-02 21:07:50,945 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-02 21:07:50,945 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 09:07:50" (1/1) ... [2022-11-02 21:07:50,947 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@247cb9c0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 09:07:50, skipping insertion in model container [2022-11-02 21:07:50,947 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 09:07:50" (1/1) ... [2022-11-02 21:07:50,955 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-02 21:07:51,014 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-02 21:07:52,170 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2022-11-02 21:07:52,171 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@1d716ffe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 09:07:52, skipping insertion in model container [2022-11-02 21:07:52,171 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-02 21:07:52,172 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-02 21:07:52,174 INFO L158 Benchmark]: Toolchain (without parser) took 1233.91ms. Allocated memory was 60.8MB in the beginning and 88.1MB in the end (delta: 27.3MB). Free memory was 35.7MB in the beginning and 57.7MB in the end (delta: -22.0MB). Peak memory consumption was 17.8MB. Max. memory is 16.1GB. [2022-11-02 21:07:52,175 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 60.8MB. Free memory was 41.0MB in the beginning and 41.0MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-02 21:07:52,176 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1230.75ms. Allocated memory was 60.8MB in the beginning and 88.1MB in the end (delta: 27.3MB). Free memory was 35.5MB in the beginning and 58.0MB in the end (delta: -22.5MB). Peak memory consumption was 17.8MB. Max. memory is 16.1GB. [2022-11-02 21:07:52,178 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 60.8MB. Free memory was 41.0MB in the beginning and 41.0MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1230.75ms. Allocated memory was 60.8MB in the beginning and 88.1MB in the end (delta: 27.3MB). Free memory was 35.5MB in the beginning and 58.0MB in the end (delta: -22.5MB). Peak memory consumption was 17.8MB. 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