./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/busybox-1.22.0/uniq-2.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 38b53e6a 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_8f97a418-16ac-4cfa-a1c8-5ee9fdb953cb/bin/uautomizer-ZsLfNo2U6R/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f97a418-16ac-4cfa-a1c8-5ee9fdb953cb/bin/uautomizer-ZsLfNo2U6R/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f97a418-16ac-4cfa-a1c8-5ee9fdb953cb/bin/uautomizer-ZsLfNo2U6R/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f97a418-16ac-4cfa-a1c8-5ee9fdb953cb/bin/uautomizer-ZsLfNo2U6R/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/uniq-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f97a418-16ac-4cfa-a1c8-5ee9fdb953cb/bin/uautomizer-ZsLfNo2U6R/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f97a418-16ac-4cfa-a1c8-5ee9fdb953cb/bin/uautomizer-ZsLfNo2U6R --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 7d919a8eed5bff5d7b13e529bcc3b017ee1b2504c38f6ffe9202719064bad4a0 --- 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-38b53e6 [2022-11-25 15:44:08,508 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-25 15:44:08,511 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-25 15:44:08,553 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-25 15:44:08,555 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-25 15:44:08,557 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-25 15:44:08,560 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-25 15:44:08,565 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-25 15:44:08,568 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-25 15:44:08,573 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-25 15:44:08,575 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-25 15:44:08,577 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-25 15:44:08,579 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-25 15:44:08,583 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-25 15:44:08,584 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-25 15:44:08,586 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-25 15:44:08,589 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-25 15:44:08,596 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-25 15:44:08,598 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-25 15:44:08,600 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-25 15:44:08,601 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-25 15:44:08,607 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-25 15:44:08,608 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-25 15:44:08,609 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-25 15:44:08,614 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-25 15:44:08,616 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-25 15:44:08,617 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-25 15:44:08,618 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-25 15:44:08,619 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-25 15:44:08,622 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-25 15:44:08,623 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-25 15:44:08,624 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-25 15:44:08,627 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-25 15:44:08,628 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-25 15:44:08,629 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-25 15:44:08,630 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-25 15:44:08,631 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-25 15:44:08,631 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-25 15:44:08,631 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-25 15:44:08,632 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-25 15:44:08,633 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-25 15:44:08,634 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f97a418-16ac-4cfa-a1c8-5ee9fdb953cb/bin/uautomizer-ZsLfNo2U6R/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2022-11-25 15:44:08,671 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-25 15:44:08,671 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-25 15:44:08,671 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-25 15:44:08,672 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-25 15:44:08,672 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-25 15:44:08,673 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-25 15:44:08,673 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-25 15:44:08,674 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-25 15:44:08,674 INFO L138 SettingsManager]: * Use SBE=true [2022-11-25 15:44:08,674 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-25 15:44:08,674 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-25 15:44:08,675 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-25 15:44:08,675 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-25 15:44:08,675 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-11-25 15:44:08,675 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-11-25 15:44:08,675 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-11-25 15:44:08,676 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-25 15:44:08,676 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-25 15:44:08,676 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-25 15:44:08,676 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-25 15:44:08,676 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-25 15:44:08,677 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-25 15:44:08,677 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-25 15:44:08,677 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-25 15:44:08,677 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-25 15:44:08,678 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-25 15:44:08,678 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-25 15:44:08,678 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-25 15:44:08,678 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2022-11-25 15:44:08,678 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-25 15:44:08,679 INFO L138 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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_8f97a418-16ac-4cfa-a1c8-5ee9fdb953cb/bin/uautomizer-ZsLfNo2U6R/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f97a418-16ac-4cfa-a1c8-5ee9fdb953cb/bin/uautomizer-ZsLfNo2U6R Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7d919a8eed5bff5d7b13e529bcc3b017ee1b2504c38f6ffe9202719064bad4a0 [2022-11-25 15:44:08,980 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-25 15:44:09,022 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-25 15:44:09,026 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-25 15:44:09,027 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-25 15:44:09,028 INFO L275 PluginConnector]: CDTParser initialized [2022-11-25 15:44:09,029 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f97a418-16ac-4cfa-a1c8-5ee9fdb953cb/bin/uautomizer-ZsLfNo2U6R/../../sv-benchmarks/c/busybox-1.22.0/uniq-2.i [2022-11-25 15:44:12,238 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-25 15:44:12,697 INFO L351 CDTParser]: Found 1 translation units. [2022-11-25 15:44:12,698 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f97a418-16ac-4cfa-a1c8-5ee9fdb953cb/sv-benchmarks/c/busybox-1.22.0/uniq-2.i [2022-11-25 15:44:12,727 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f97a418-16ac-4cfa-a1c8-5ee9fdb953cb/bin/uautomizer-ZsLfNo2U6R/data/d92b7e90b/086b281040294ec2a78d556a10409eec/FLAGf8db26af0 [2022-11-25 15:44:12,747 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f97a418-16ac-4cfa-a1c8-5ee9fdb953cb/bin/uautomizer-ZsLfNo2U6R/data/d92b7e90b/086b281040294ec2a78d556a10409eec [2022-11-25 15:44:12,752 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-25 15:44:12,756 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-25 15:44:12,760 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-25 15:44:12,760 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-25 15:44:12,764 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-25 15:44:12,765 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 03:44:12" (1/1) ... [2022-11-25 15:44:12,767 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@19808c85 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:44:12, skipping insertion in model container [2022-11-25 15:44:12,767 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 03:44:12" (1/1) ... [2022-11-25 15:44:12,776 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-25 15:44:12,874 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-25 15:44:14,353 WARN L623 FunctionHandler]: Unknown extern function _IO_getc [2022-11-25 15:44:14,366 WARN L623 FunctionHandler]: Unknown extern function strerror [2022-11-25 15:44:14,373 WARN L623 FunctionHandler]: Unknown extern function strtoul [2022-11-25 15:44:14,376 WARN L623 FunctionHandler]: Unknown extern function vasprintf [2022-11-25 15:44:14,405 WARN L623 FunctionHandler]: Unknown extern function syslog [2022-11-25 15:44:14,409 WARN L623 FunctionHandler]: Unknown extern function ferror [2022-11-25 15:44:14,412 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 [2022-11-25 15:44:14,413 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@6541ecda and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:44:14, skipping insertion in model container [2022-11-25 15:44:14,413 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-25 15:44:14,414 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-25 15:44:14,416 INFO L158 Benchmark]: Toolchain (without parser) took 1658.45ms. Allocated memory is still 153.1MB. Free memory was 103.4MB in the beginning and 73.5MB in the end (delta: 29.9MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. [2022-11-25 15:44:14,417 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 153.1MB. Free memory was 99.6MB in the beginning and 99.4MB in the end (delta: 159.4kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-25 15:44:14,418 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1653.74ms. Allocated memory is still 153.1MB. Free memory was 102.8MB in the beginning and 73.5MB in the end (delta: 29.3MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. [2022-11-25 15:44:14,419 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 153.1MB. Free memory was 99.6MB in the beginning and 99.4MB in the end (delta: 159.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1653.74ms. Allocated memory is still 153.1MB. Free memory was 102.8MB in the beginning and 73.5MB in the end (delta: 29.3MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2504]: 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... --- 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_8f97a418-16ac-4cfa-a1c8-5ee9fdb953cb/bin/uautomizer-ZsLfNo2U6R/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f97a418-16ac-4cfa-a1c8-5ee9fdb953cb/bin/uautomizer-ZsLfNo2U6R/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f97a418-16ac-4cfa-a1c8-5ee9fdb953cb/bin/uautomizer-ZsLfNo2U6R/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f97a418-16ac-4cfa-a1c8-5ee9fdb953cb/bin/uautomizer-ZsLfNo2U6R/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/uniq-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f97a418-16ac-4cfa-a1c8-5ee9fdb953cb/bin/uautomizer-ZsLfNo2U6R/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f97a418-16ac-4cfa-a1c8-5ee9fdb953cb/bin/uautomizer-ZsLfNo2U6R --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 7d919a8eed5bff5d7b13e529bcc3b017ee1b2504c38f6ffe9202719064bad4a0 --- 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-38b53e6 [2022-11-25 15:44:16,810 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-25 15:44:16,813 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-25 15:44:16,857 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-25 15:44:16,858 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-25 15:44:16,859 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-25 15:44:16,861 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-25 15:44:16,863 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-25 15:44:16,865 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-25 15:44:16,866 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-25 15:44:16,867 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-25 15:44:16,868 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-25 15:44:16,869 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-25 15:44:16,870 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-25 15:44:16,873 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-25 15:44:16,880 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-25 15:44:16,881 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-25 15:44:16,882 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-25 15:44:16,884 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-25 15:44:16,886 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-25 15:44:16,888 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-25 15:44:16,889 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-25 15:44:16,893 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-25 15:44:16,894 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-25 15:44:16,900 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-25 15:44:16,907 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-25 15:44:16,907 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-25 15:44:16,908 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-25 15:44:16,909 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-25 15:44:16,910 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-25 15:44:16,910 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-25 15:44:16,911 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-25 15:44:16,913 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-25 15:44:16,928 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-25 15:44:16,929 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-25 15:44:16,929 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-25 15:44:16,930 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-25 15:44:16,931 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-25 15:44:16,931 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-25 15:44:16,932 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-25 15:44:16,933 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-25 15:44:16,934 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f97a418-16ac-4cfa-a1c8-5ee9fdb953cb/bin/uautomizer-ZsLfNo2U6R/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2022-11-25 15:44:16,956 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-25 15:44:16,956 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-25 15:44:16,957 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-25 15:44:16,957 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-25 15:44:16,958 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-25 15:44:16,958 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-25 15:44:16,959 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-25 15:44:16,959 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-25 15:44:16,959 INFO L138 SettingsManager]: * Use SBE=true [2022-11-25 15:44:16,960 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-25 15:44:16,960 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-25 15:44:16,960 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-25 15:44:16,960 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-25 15:44:16,961 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-11-25 15:44:16,961 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-11-25 15:44:16,961 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-11-25 15:44:16,961 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-25 15:44:16,961 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-25 15:44:16,962 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-25 15:44:16,962 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-25 15:44:16,962 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-25 15:44:16,962 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-25 15:44:16,963 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-25 15:44:16,963 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-25 15:44:16,963 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-25 15:44:16,963 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-25 15:44:16,963 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-25 15:44:16,964 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-11-25 15:44:16,964 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-25 15:44:16,964 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-25 15:44:16,964 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2022-11-25 15:44:16,965 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-25 15:44:16,965 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2022-11-25 15:44:16,965 INFO L138 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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_8f97a418-16ac-4cfa-a1c8-5ee9fdb953cb/bin/uautomizer-ZsLfNo2U6R/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f97a418-16ac-4cfa-a1c8-5ee9fdb953cb/bin/uautomizer-ZsLfNo2U6R Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7d919a8eed5bff5d7b13e529bcc3b017ee1b2504c38f6ffe9202719064bad4a0 [2022-11-25 15:44:17,324 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-25 15:44:17,359 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-25 15:44:17,363 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-25 15:44:17,365 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-25 15:44:17,365 INFO L275 PluginConnector]: CDTParser initialized [2022-11-25 15:44:17,367 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f97a418-16ac-4cfa-a1c8-5ee9fdb953cb/bin/uautomizer-ZsLfNo2U6R/../../sv-benchmarks/c/busybox-1.22.0/uniq-2.i [2022-11-25 15:44:20,466 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-25 15:44:20,921 INFO L351 CDTParser]: Found 1 translation units. [2022-11-25 15:44:20,921 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f97a418-16ac-4cfa-a1c8-5ee9fdb953cb/sv-benchmarks/c/busybox-1.22.0/uniq-2.i [2022-11-25 15:44:20,965 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f97a418-16ac-4cfa-a1c8-5ee9fdb953cb/bin/uautomizer-ZsLfNo2U6R/data/a9d9a82fa/c78a598bd6c240719c8285ef8bdcd625/FLAGec48a71ec [2022-11-25 15:44:20,994 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f97a418-16ac-4cfa-a1c8-5ee9fdb953cb/bin/uautomizer-ZsLfNo2U6R/data/a9d9a82fa/c78a598bd6c240719c8285ef8bdcd625 [2022-11-25 15:44:21,001 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-25 15:44:21,004 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-25 15:44:21,006 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-25 15:44:21,007 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-25 15:44:21,010 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-25 15:44:21,011 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 03:44:20" (1/1) ... [2022-11-25 15:44:21,012 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6435d45c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:44:21, skipping insertion in model container [2022-11-25 15:44:21,013 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 03:44:20" (1/1) ... [2022-11-25 15:44:21,021 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-25 15:44:21,118 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-25 15:44:22,347 WARN L623 FunctionHandler]: Unknown extern function _IO_getc [2022-11-25 15:44:22,355 WARN L623 FunctionHandler]: Unknown extern function strerror [2022-11-25 15:44:22,356 WARN L623 FunctionHandler]: Unknown extern function strtoul [2022-11-25 15:44:22,359 WARN L623 FunctionHandler]: Unknown extern function vasprintf [2022-11-25 15:44:22,371 WARN L623 FunctionHandler]: Unknown extern function syslog [2022-11-25 15:44:22,373 WARN L623 FunctionHandler]: Unknown extern function ferror [2022-11-25 15:44:22,375 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 [2022-11-25 15:44:22,376 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@d856651 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:44:22, skipping insertion in model container [2022-11-25 15:44:22,376 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-25 15:44:22,377 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-25 15:44:22,379 INFO L158 Benchmark]: Toolchain (without parser) took 1374.26ms. Allocated memory is still 81.8MB. Free memory was 36.4MB in the beginning and 33.7MB in the end (delta: 2.7MB). Peak memory consumption was 9.4MB. Max. memory is 16.1GB. [2022-11-25 15:44:22,380 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 81.8MB. Free memory was 59.9MB in the beginning and 59.8MB in the end (delta: 81.4kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-25 15:44:22,380 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1370.31ms. Allocated memory is still 81.8MB. Free memory was 36.2MB in the beginning and 33.7MB in the end (delta: 2.5MB). Peak memory consumption was 9.4MB. Max. memory is 16.1GB. [2022-11-25 15:44:22,382 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 81.8MB. Free memory was 59.9MB in the beginning and 59.8MB in the end (delta: 81.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1370.31ms. Allocated memory is still 81.8MB. Free memory was 36.2MB in the beginning and 33.7MB in the end (delta: 2.5MB). Peak memory consumption was 9.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2504]: 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... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN