./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/busybox-1.22.0/who-2.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version b2eff8ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d609b657-7d6d-4616-80bd-c4c786a7aeb0/bin/uautomizer-UnR33cPsHg/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d609b657-7d6d-4616-80bd-c4c786a7aeb0/bin/uautomizer-UnR33cPsHg/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d609b657-7d6d-4616-80bd-c4c786a7aeb0/bin/uautomizer-UnR33cPsHg/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d609b657-7d6d-4616-80bd-c4c786a7aeb0/bin/uautomizer-UnR33cPsHg/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/who-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d609b657-7d6d-4616-80bd-c4c786a7aeb0/bin/uautomizer-UnR33cPsHg/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d609b657-7d6d-4616-80bd-c4c786a7aeb0/bin/uautomizer-UnR33cPsHg --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 e45b327306a6562d6a4620d8aeeeb1c80e5a817c1ba8b28a2c494470fe4c5348 ............................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d609b657-7d6d-4616-80bd-c4c786a7aeb0/bin/uautomizer-UnR33cPsHg/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d609b657-7d6d-4616-80bd-c4c786a7aeb0/bin/uautomizer-UnR33cPsHg/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d609b657-7d6d-4616-80bd-c4c786a7aeb0/bin/uautomizer-UnR33cPsHg/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d609b657-7d6d-4616-80bd-c4c786a7aeb0/bin/uautomizer-UnR33cPsHg/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/who-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d609b657-7d6d-4616-80bd-c4c786a7aeb0/bin/uautomizer-UnR33cPsHg/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d609b657-7d6d-4616-80bd-c4c786a7aeb0/bin/uautomizer-UnR33cPsHg --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 e45b327306a6562d6a4620d8aeeeb1c80e5a817c1ba8b28a2c494470fe4c5348 .................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.2.1-dev-b2eff8b [2021-10-28 09:17:01,535 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-28 09:17:01,537 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-28 09:17:01,589 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-28 09:17:01,590 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-28 09:17:01,592 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-28 09:17:01,594 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-28 09:17:01,597 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-28 09:17:01,600 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-28 09:17:01,601 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-28 09:17:01,603 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-28 09:17:01,604 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-28 09:17:01,605 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-28 09:17:01,607 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-28 09:17:01,609 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-28 09:17:01,610 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-28 09:17:01,612 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-28 09:17:01,613 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-28 09:17:01,616 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-28 09:17:01,619 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-28 09:17:01,621 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-28 09:17:01,623 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-28 09:17:01,625 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-28 09:17:01,627 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-28 09:17:01,631 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-28 09:17:01,632 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-28 09:17:01,633 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-28 09:17:01,634 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-28 09:17:01,635 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-28 09:17:01,636 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-28 09:17:01,637 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-28 09:17:01,638 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-28 09:17:01,639 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-28 09:17:01,641 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-28 09:17:01,642 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-28 09:17:01,643 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-28 09:17:01,644 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-28 09:17:01,645 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-28 09:17:01,645 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-28 09:17:01,647 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-28 09:17:01,648 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-28 09:17:01,649 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d609b657-7d6d-4616-80bd-c4c786a7aeb0/bin/uautomizer-UnR33cPsHg/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2021-10-28 09:17:01,691 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-28 09:17:01,693 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-28 09:17:01,693 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-28 09:17:01,694 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-28 09:17:01,702 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-28 09:17:01,702 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-28 09:17:01,702 INFO L138 SettingsManager]: * Use SBE=true [2021-10-28 09:17:01,703 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-28 09:17:01,703 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-28 09:17:01,703 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-28 09:17:01,704 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-28 09:17:01,705 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-10-28 09:17:01,705 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-10-28 09:17:01,705 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-10-28 09:17:01,706 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-28 09:17:01,706 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-28 09:17:01,706 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-28 09:17:01,706 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-28 09:17:01,707 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-28 09:17:01,707 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-28 09:17:01,707 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-28 09:17:01,708 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-28 09:17:01,708 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-28 09:17:01,708 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-28 09:17:01,708 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-28 09:17:01,709 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-28 09:17:01,709 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_d609b657-7d6d-4616-80bd-c4c786a7aeb0/bin/uautomizer-UnR33cPsHg/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d609b657-7d6d-4616-80bd-c4c786a7aeb0/bin/uautomizer-UnR33cPsHg Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e45b327306a6562d6a4620d8aeeeb1c80e5a817c1ba8b28a2c494470fe4c5348 [2021-10-28 09:17:02,005 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-28 09:17:02,043 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-28 09:17:02,045 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-28 09:17:02,046 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-28 09:17:02,047 INFO L275 PluginConnector]: CDTParser initialized [2021-10-28 09:17:02,048 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d609b657-7d6d-4616-80bd-c4c786a7aeb0/bin/uautomizer-UnR33cPsHg/../../sv-benchmarks/c/busybox-1.22.0/who-2.i [2021-10-28 09:17:02,167 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d609b657-7d6d-4616-80bd-c4c786a7aeb0/bin/uautomizer-UnR33cPsHg/data/e049ea410/2a3d11749ee942f1a757b625c3c6809c/FLAG32865759f [2021-10-28 09:17:02,880 INFO L306 CDTParser]: Found 1 translation units. [2021-10-28 09:17:02,881 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d609b657-7d6d-4616-80bd-c4c786a7aeb0/sv-benchmarks/c/busybox-1.22.0/who-2.i [2021-10-28 09:17:02,939 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d609b657-7d6d-4616-80bd-c4c786a7aeb0/bin/uautomizer-UnR33cPsHg/data/e049ea410/2a3d11749ee942f1a757b625c3c6809c/FLAG32865759f [2021-10-28 09:17:03,056 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d609b657-7d6d-4616-80bd-c4c786a7aeb0/bin/uautomizer-UnR33cPsHg/data/e049ea410/2a3d11749ee942f1a757b625c3c6809c [2021-10-28 09:17:03,062 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-28 09:17:03,064 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-10-28 09:17:03,066 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-28 09:17:03,066 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-28 09:17:03,071 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-28 09:17:03,072 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 09:17:03" (1/1) ... [2021-10-28 09:17:03,074 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1f568989 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:17:03, skipping insertion in model container [2021-10-28 09:17:03,074 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 09:17:03" (1/1) ... [2021-10-28 09:17:03,082 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-28 09:17:03,213 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-28 09:17:04,477 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_error_msg_and_die [2021-10-28 09:17:04,478 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@35876cdd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:17:04, skipping insertion in model container [2021-10-28 09:17:04,478 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-28 09:17:04,478 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2021-10-28 09:17:04,481 INFO L168 Benchmark]: Toolchain (without parser) took 1415.20 ms. Allocated memory was 94.4 MB in the beginning and 144.7 MB in the end (delta: 50.3 MB). Free memory was 54.3 MB in the beginning and 101.3 MB in the end (delta: -47.1 MB). Peak memory consumption was 7.7 MB. Max. memory is 16.1 GB. [2021-10-28 09:17:04,482 INFO L168 Benchmark]: CDTParser took 0.29 ms. Allocated memory is still 94.4 MB. Free memory was 64.6 MB in the beginning and 64.6 MB in the end (delta: 31.4 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-28 09:17:04,483 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1412.36 ms. Allocated memory was 94.4 MB in the beginning and 144.7 MB in the end (delta: 50.3 MB). Free memory was 53.9 MB in the beginning and 101.3 MB in the end (delta: -47.4 MB). Peak memory consumption was 7.7 MB. Max. memory is 16.1 GB. [2021-10-28 09:17:04,485 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29 ms. Allocated memory is still 94.4 MB. Free memory was 64.6 MB in the beginning and 64.6 MB in the end (delta: 31.4 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1412.36 ms. Allocated memory was 94.4 MB in the beginning and 144.7 MB in the end (delta: 50.3 MB). Free memory was 53.9 MB in the beginning and 101.3 MB in the end (delta: -47.4 MB). Peak memory consumption was 7.7 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2775]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_error_msg_and_die RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.1-dev-b2eff8b [2021-10-28 09:17:06,605 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-28 09:17:06,607 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-28 09:17:06,637 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-28 09:17:06,638 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-28 09:17:06,639 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-28 09:17:06,641 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-28 09:17:06,643 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-28 09:17:06,649 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-28 09:17:06,653 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-28 09:17:06,654 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-28 09:17:06,655 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-28 09:17:06,656 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-28 09:17:06,657 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-28 09:17:06,659 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-28 09:17:06,669 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-28 09:17:06,671 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-28 09:17:06,672 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-28 09:17:06,674 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-28 09:17:06,676 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-28 09:17:06,678 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-28 09:17:06,686 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-28 09:17:06,689 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-28 09:17:06,691 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-28 09:17:06,697 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-28 09:17:06,702 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-28 09:17:06,703 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-28 09:17:06,704 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-28 09:17:06,705 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-28 09:17:06,706 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-28 09:17:06,706 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-28 09:17:06,707 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-28 09:17:06,708 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-28 09:17:06,709 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-28 09:17:06,725 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-28 09:17:06,726 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-28 09:17:06,727 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-28 09:17:06,727 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-28 09:17:06,727 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-28 09:17:06,729 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-28 09:17:06,729 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-28 09:17:06,730 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d609b657-7d6d-4616-80bd-c4c786a7aeb0/bin/uautomizer-UnR33cPsHg/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2021-10-28 09:17:06,779 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-28 09:17:06,779 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-28 09:17:06,780 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-28 09:17:06,780 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-28 09:17:06,782 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-28 09:17:06,782 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-28 09:17:06,783 INFO L138 SettingsManager]: * Use SBE=true [2021-10-28 09:17:06,783 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-28 09:17:06,783 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-28 09:17:06,783 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-28 09:17:06,784 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-28 09:17:06,785 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-10-28 09:17:06,785 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-10-28 09:17:06,785 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-10-28 09:17:06,786 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-28 09:17:06,786 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-28 09:17:06,786 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-28 09:17:06,786 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-28 09:17:06,787 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-28 09:17:06,787 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-28 09:17:06,787 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-28 09:17:06,787 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-28 09:17:06,787 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-28 09:17:06,788 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-28 09:17:06,788 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-28 09:17:06,788 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-10-28 09:17:06,788 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-28 09:17:06,788 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-28 09:17:06,789 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-28 09:17:06,789 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_d609b657-7d6d-4616-80bd-c4c786a7aeb0/bin/uautomizer-UnR33cPsHg/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d609b657-7d6d-4616-80bd-c4c786a7aeb0/bin/uautomizer-UnR33cPsHg Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e45b327306a6562d6a4620d8aeeeb1c80e5a817c1ba8b28a2c494470fe4c5348 [2021-10-28 09:17:07,208 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-28 09:17:07,237 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-28 09:17:07,240 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-28 09:17:07,242 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-28 09:17:07,243 INFO L275 PluginConnector]: CDTParser initialized [2021-10-28 09:17:07,244 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d609b657-7d6d-4616-80bd-c4c786a7aeb0/bin/uautomizer-UnR33cPsHg/../../sv-benchmarks/c/busybox-1.22.0/who-2.i [2021-10-28 09:17:07,325 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d609b657-7d6d-4616-80bd-c4c786a7aeb0/bin/uautomizer-UnR33cPsHg/data/05221ee48/3b547ab5ebf6454ab2421d57687b3b09/FLAG0c9506665 [2021-10-28 09:17:08,200 INFO L306 CDTParser]: Found 1 translation units. [2021-10-28 09:17:08,204 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d609b657-7d6d-4616-80bd-c4c786a7aeb0/sv-benchmarks/c/busybox-1.22.0/who-2.i [2021-10-28 09:17:08,245 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d609b657-7d6d-4616-80bd-c4c786a7aeb0/bin/uautomizer-UnR33cPsHg/data/05221ee48/3b547ab5ebf6454ab2421d57687b3b09/FLAG0c9506665 [2021-10-28 09:17:08,275 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d609b657-7d6d-4616-80bd-c4c786a7aeb0/bin/uautomizer-UnR33cPsHg/data/05221ee48/3b547ab5ebf6454ab2421d57687b3b09 [2021-10-28 09:17:08,278 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-28 09:17:08,280 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-10-28 09:17:08,283 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-28 09:17:08,284 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-28 09:17:08,288 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-28 09:17:08,288 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 09:17:08" (1/1) ... [2021-10-28 09:17:08,290 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5d1c64d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:17:08, skipping insertion in model container [2021-10-28 09:17:08,290 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 09:17:08" (1/1) ... [2021-10-28 09:17:08,298 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-28 09:17:08,412 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-28 09:17:09,763 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_error_msg_and_die [2021-10-28 09:17:09,764 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@7090747f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:17:09, skipping insertion in model container [2021-10-28 09:17:09,764 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-28 09:17:09,764 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2021-10-28 09:17:09,766 INFO L168 Benchmark]: Toolchain (without parser) took 1485.38 ms. Allocated memory is still 65.0 MB. Free memory was 39.5 MB in the beginning and 29.9 MB in the end (delta: 9.5 MB). Peak memory consumption was 11.6 MB. Max. memory is 16.1 GB. [2021-10-28 09:17:09,767 INFO L168 Benchmark]: CDTParser took 0.27 ms. Allocated memory is still 65.0 MB. Free memory is still 45.6 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-28 09:17:09,768 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1480.97 ms. Allocated memory is still 65.0 MB. Free memory was 39.3 MB in the beginning and 29.9 MB in the end (delta: 9.4 MB). Peak memory consumption was 11.6 MB. Max. memory is 16.1 GB. [2021-10-28 09:17:09,772 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27 ms. Allocated memory is still 65.0 MB. Free memory is still 45.6 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1480.97 ms. Allocated memory is still 65.0 MB. Free memory was 39.3 MB in the beginning and 29.9 MB in the end (delta: 9.4 MB). Peak memory consumption was 11.6 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2775]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_error_msg_and_die RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...