./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/busybox-1.22.0/tac-1.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 5e519f3a Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b7d0a8d-f717-4219-abdb-938ad4e82fac/bin/uautomizer-Dbtcem3rbc/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b7d0a8d-f717-4219-abdb-938ad4e82fac/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_3b7d0a8d-f717-4219-abdb-938ad4e82fac/bin/uautomizer-Dbtcem3rbc/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b7d0a8d-f717-4219-abdb-938ad4e82fac/bin/uautomizer-Dbtcem3rbc/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/tac-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b7d0a8d-f717-4219-abdb-938ad4e82fac/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_3b7d0a8d-f717-4219-abdb-938ad4e82fac/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 6c4e494ce5c4dce421612b608bcca5f034ca1031888feb61b9a4842be490db1c --- 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 20:49:02,206 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-02 20:49:02,209 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-02 20:49:02,266 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-02 20:49:02,267 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-02 20:49:02,271 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-02 20:49:02,274 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-02 20:49:02,278 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-02 20:49:02,283 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-02 20:49:02,288 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-02 20:49:02,289 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-02 20:49:02,292 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-02 20:49:02,293 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-02 20:49:02,295 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-02 20:49:02,297 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-02 20:49:02,299 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-02 20:49:02,301 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-02 20:49:02,302 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-02 20:49:02,303 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-02 20:49:02,310 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-02 20:49:02,313 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-02 20:49:02,314 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-02 20:49:02,318 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-02 20:49:02,319 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-02 20:49:02,328 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-02 20:49:02,329 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-02 20:49:02,329 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-02 20:49:02,331 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-02 20:49:02,332 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-02 20:49:02,334 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-02 20:49:02,335 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-02 20:49:02,336 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-02 20:49:02,338 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-02 20:49:02,339 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-02 20:49:02,340 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-02 20:49:02,340 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-02 20:49:02,341 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-02 20:49:02,341 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-02 20:49:02,342 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-02 20:49:02,343 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-02 20:49:02,343 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-02 20:49:02,345 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b7d0a8d-f717-4219-abdb-938ad4e82fac/bin/uautomizer-Dbtcem3rbc/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2022-11-02 20:49:02,384 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-02 20:49:02,384 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-02 20:49:02,385 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-02 20:49:02,385 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-02 20:49:02,386 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-02 20:49:02,386 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-02 20:49:02,387 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-02 20:49:02,387 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-02 20:49:02,388 INFO L138 SettingsManager]: * Use SBE=true [2022-11-02 20:49:02,388 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-02 20:49:02,389 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-02 20:49:02,389 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-02 20:49:02,389 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-02 20:49:02,390 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-11-02 20:49:02,390 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-11-02 20:49:02,390 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-11-02 20:49:02,390 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-02 20:49:02,390 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-02 20:49:02,391 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-02 20:49:02,391 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-02 20:49:02,391 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-02 20:49:02,391 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-02 20:49:02,392 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-02 20:49:02,392 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-02 20:49:02,392 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-02 20:49:02,392 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-02 20:49:02,393 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-02 20:49:02,393 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_3b7d0a8d-f717-4219-abdb-938ad4e82fac/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b7d0a8d-f717-4219-abdb-938ad4e82fac/bin/uautomizer-Dbtcem3rbc Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6c4e494ce5c4dce421612b608bcca5f034ca1031888feb61b9a4842be490db1c [2022-11-02 20:49:02,676 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-02 20:49:02,716 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-02 20:49:02,719 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-02 20:49:02,721 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-02 20:49:02,722 INFO L275 PluginConnector]: CDTParser initialized [2022-11-02 20:49:02,723 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b7d0a8d-f717-4219-abdb-938ad4e82fac/bin/uautomizer-Dbtcem3rbc/../../sv-benchmarks/c/busybox-1.22.0/tac-1.i [2022-11-02 20:49:02,809 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b7d0a8d-f717-4219-abdb-938ad4e82fac/bin/uautomizer-Dbtcem3rbc/data/5c56a0671/ed07859942734b078172bbab451f9b02/FLAG47fd37574 [2022-11-02 20:49:03,564 INFO L306 CDTParser]: Found 1 translation units. [2022-11-02 20:49:03,565 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b7d0a8d-f717-4219-abdb-938ad4e82fac/sv-benchmarks/c/busybox-1.22.0/tac-1.i [2022-11-02 20:49:03,593 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b7d0a8d-f717-4219-abdb-938ad4e82fac/bin/uautomizer-Dbtcem3rbc/data/5c56a0671/ed07859942734b078172bbab451f9b02/FLAG47fd37574 [2022-11-02 20:49:03,734 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b7d0a8d-f717-4219-abdb-938ad4e82fac/bin/uautomizer-Dbtcem3rbc/data/5c56a0671/ed07859942734b078172bbab451f9b02 [2022-11-02 20:49:03,738 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-02 20:49:03,739 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-02 20:49:03,745 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-02 20:49:03,746 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-02 20:49:03,749 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-02 20:49:03,750 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 08:49:03" (1/1) ... [2022-11-02 20:49:03,752 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@8f97868 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:49:03, skipping insertion in model container [2022-11-02 20:49:03,752 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 08:49:03" (1/1) ... [2022-11-02 20:49:03,760 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-02 20:49:03,849 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-02 20:49:05,001 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 20:49:05,002 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@6de99068 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:49:05, skipping insertion in model container [2022-11-02 20:49:05,002 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-02 20:49:05,003 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-02 20:49:05,005 INFO L158 Benchmark]: Toolchain (without parser) took 1264.59ms. Allocated memory is still 134.2MB. Free memory was 100.9MB in the beginning and 94.6MB in the end (delta: 6.3MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-11-02 20:49:05,005 INFO L158 Benchmark]: CDTParser took 0.60ms. Allocated memory is still 100.7MB. Free memory is still 57.2MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-02 20:49:05,006 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1257.34ms. Allocated memory is still 134.2MB. Free memory was 100.6MB in the beginning and 94.6MB in the end (delta: 6.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-11-02 20:49:05,007 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.60ms. Allocated memory is still 100.7MB. Free memory is still 57.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1257.34ms. Allocated memory is still 134.2MB. Free memory was 100.6MB in the beginning and 94.6MB in the end (delta: 6.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2259]: 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-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b7d0a8d-f717-4219-abdb-938ad4e82fac/bin/uautomizer-Dbtcem3rbc/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b7d0a8d-f717-4219-abdb-938ad4e82fac/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_3b7d0a8d-f717-4219-abdb-938ad4e82fac/bin/uautomizer-Dbtcem3rbc/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b7d0a8d-f717-4219-abdb-938ad4e82fac/bin/uautomizer-Dbtcem3rbc/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/tac-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b7d0a8d-f717-4219-abdb-938ad4e82fac/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_3b7d0a8d-f717-4219-abdb-938ad4e82fac/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 6c4e494ce5c4dce421612b608bcca5f034ca1031888feb61b9a4842be490db1c --- 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 20:49:07,312 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-02 20:49:07,314 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-02 20:49:07,349 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-02 20:49:07,350 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-02 20:49:07,355 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-02 20:49:07,357 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-02 20:49:07,366 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-02 20:49:07,372 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-02 20:49:07,375 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-02 20:49:07,376 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-02 20:49:07,377 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-02 20:49:07,378 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-02 20:49:07,382 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-02 20:49:07,384 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-02 20:49:07,385 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-02 20:49:07,387 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-02 20:49:07,394 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-02 20:49:07,396 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-02 20:49:07,399 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-02 20:49:07,408 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-02 20:49:07,410 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-02 20:49:07,411 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-02 20:49:07,412 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-02 20:49:07,417 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-02 20:49:07,420 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-02 20:49:07,420 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-02 20:49:07,421 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-02 20:49:07,423 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-02 20:49:07,424 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-02 20:49:07,425 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-02 20:49:07,426 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-02 20:49:07,428 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-02 20:49:07,429 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-02 20:49:07,430 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-02 20:49:07,430 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-02 20:49:07,431 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-02 20:49:07,431 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-02 20:49:07,432 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-02 20:49:07,433 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-02 20:49:07,433 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-02 20:49:07,434 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b7d0a8d-f717-4219-abdb-938ad4e82fac/bin/uautomizer-Dbtcem3rbc/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2022-11-02 20:49:07,478 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-02 20:49:07,478 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-02 20:49:07,478 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-02 20:49:07,478 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-02 20:49:07,479 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-02 20:49:07,479 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-02 20:49:07,480 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-02 20:49:07,480 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-02 20:49:07,480 INFO L138 SettingsManager]: * Use SBE=true [2022-11-02 20:49:07,481 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-02 20:49:07,481 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-02 20:49:07,481 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-02 20:49:07,481 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-02 20:49:07,481 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-11-02 20:49:07,482 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-11-02 20:49:07,482 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-11-02 20:49:07,482 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-02 20:49:07,482 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-02 20:49:07,483 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-02 20:49:07,483 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-02 20:49:07,483 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-02 20:49:07,483 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-02 20:49:07,483 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-02 20:49:07,483 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-02 20:49:07,484 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-02 20:49:07,484 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-02 20:49:07,484 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-02 20:49:07,484 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-11-02 20:49:07,484 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-02 20:49:07,485 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-02 20:49:07,485 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_3b7d0a8d-f717-4219-abdb-938ad4e82fac/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b7d0a8d-f717-4219-abdb-938ad4e82fac/bin/uautomizer-Dbtcem3rbc Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6c4e494ce5c4dce421612b608bcca5f034ca1031888feb61b9a4842be490db1c [2022-11-02 20:49:07,835 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-02 20:49:07,863 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-02 20:49:07,869 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-02 20:49:07,872 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-02 20:49:07,873 INFO L275 PluginConnector]: CDTParser initialized [2022-11-02 20:49:07,875 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b7d0a8d-f717-4219-abdb-938ad4e82fac/bin/uautomizer-Dbtcem3rbc/../../sv-benchmarks/c/busybox-1.22.0/tac-1.i [2022-11-02 20:49:07,965 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b7d0a8d-f717-4219-abdb-938ad4e82fac/bin/uautomizer-Dbtcem3rbc/data/b29933afd/acd4da979ab7467fb2ca8d79a6d8a351/FLAGd92532e85 [2022-11-02 20:49:08,738 INFO L306 CDTParser]: Found 1 translation units. [2022-11-02 20:49:08,739 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b7d0a8d-f717-4219-abdb-938ad4e82fac/sv-benchmarks/c/busybox-1.22.0/tac-1.i [2022-11-02 20:49:08,776 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b7d0a8d-f717-4219-abdb-938ad4e82fac/bin/uautomizer-Dbtcem3rbc/data/b29933afd/acd4da979ab7467fb2ca8d79a6d8a351/FLAGd92532e85 [2022-11-02 20:49:08,876 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b7d0a8d-f717-4219-abdb-938ad4e82fac/bin/uautomizer-Dbtcem3rbc/data/b29933afd/acd4da979ab7467fb2ca8d79a6d8a351 [2022-11-02 20:49:08,879 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-02 20:49:08,880 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-02 20:49:08,881 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-02 20:49:08,882 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-02 20:49:08,887 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-02 20:49:08,888 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 08:49:08" (1/1) ... [2022-11-02 20:49:08,889 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@fc6c391 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:49:08, skipping insertion in model container [2022-11-02 20:49:08,889 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 08:49:08" (1/1) ... [2022-11-02 20:49:08,897 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-02 20:49:08,960 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-02 20:49:10,120 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 20:49:10,121 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@6878d890 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:49:10, skipping insertion in model container [2022-11-02 20:49:10,122 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-02 20:49:10,122 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-02 20:49:10,124 INFO L158 Benchmark]: Toolchain (without parser) took 1243.19ms. Allocated memory is still 71.3MB. Free memory was 49.7MB in the beginning and 40.4MB in the end (delta: 9.3MB). Peak memory consumption was 14.8MB. Max. memory is 16.1GB. [2022-11-02 20:49:10,125 INFO L158 Benchmark]: CDTParser took 0.37ms. Allocated memory is still 71.3MB. Free memory is still 52.4MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-02 20:49:10,127 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1240.87ms. Allocated memory is still 71.3MB. Free memory was 49.4MB in the beginning and 40.6MB in the end (delta: 8.8MB). Peak memory consumption was 14.8MB. Max. memory is 16.1GB. [2022-11-02 20:49:10,129 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37ms. Allocated memory is still 71.3MB. Free memory is still 52.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1240.87ms. Allocated memory is still 71.3MB. Free memory was 49.4MB in the beginning and 40.6MB in the end (delta: 8.8MB). Peak memory consumption was 14.8MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2259]: 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