./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/busybox-1.22.0/echo-1.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_bc1c50c3-8593-4fcf-8805-5e453151bdec/bin/uautomizer-ZsLfNo2U6R/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc1c50c3-8593-4fcf-8805-5e453151bdec/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_bc1c50c3-8593-4fcf-8805-5e453151bdec/bin/uautomizer-ZsLfNo2U6R/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc1c50c3-8593-4fcf-8805-5e453151bdec/bin/uautomizer-ZsLfNo2U6R/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/echo-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc1c50c3-8593-4fcf-8805-5e453151bdec/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_bc1c50c3-8593-4fcf-8805-5e453151bdec/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 7358b2dc480e91987625c19ffeadfa203dcfde2b2c6c164270230269682769ca --- 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 17:21:21,054 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-25 17:21:21,057 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-25 17:21:21,098 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-25 17:21:21,099 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-25 17:21:21,103 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-25 17:21:21,105 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-25 17:21:21,109 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-25 17:21:21,112 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-25 17:21:21,114 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-25 17:21:21,116 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-25 17:21:21,117 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-25 17:21:21,117 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-25 17:21:21,119 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-25 17:21:21,120 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-25 17:21:21,121 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-25 17:21:21,122 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-25 17:21:21,123 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-25 17:21:21,124 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-25 17:21:21,126 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-25 17:21:21,128 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-25 17:21:21,129 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-25 17:21:21,130 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-25 17:21:21,131 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-25 17:21:21,134 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-25 17:21:21,135 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-25 17:21:21,135 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-25 17:21:21,136 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-25 17:21:21,137 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-25 17:21:21,137 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-25 17:21:21,138 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-25 17:21:21,139 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-25 17:21:21,139 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-25 17:21:21,140 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-25 17:21:21,141 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-25 17:21:21,141 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-25 17:21:21,142 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-25 17:21:21,142 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-25 17:21:21,143 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-25 17:21:21,144 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-25 17:21:21,144 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-25 17:21:21,145 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc1c50c3-8593-4fcf-8805-5e453151bdec/bin/uautomizer-ZsLfNo2U6R/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2022-11-25 17:21:21,170 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-25 17:21:21,170 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-25 17:21:21,171 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-25 17:21:21,171 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-25 17:21:21,172 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-25 17:21:21,173 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-25 17:21:21,173 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-25 17:21:21,173 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-25 17:21:21,174 INFO L138 SettingsManager]: * Use SBE=true [2022-11-25 17:21:21,174 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-25 17:21:21,175 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-25 17:21:21,175 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-25 17:21:21,176 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-25 17:21:21,176 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-11-25 17:21:21,176 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-11-25 17:21:21,176 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-11-25 17:21:21,176 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-25 17:21:21,177 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-25 17:21:21,177 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-25 17:21:21,177 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-25 17:21:21,177 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-25 17:21:21,178 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-25 17:21:21,178 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-25 17:21:21,178 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-25 17:21:21,178 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-25 17:21:21,179 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-25 17:21:21,179 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-25 17:21:21,179 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-25 17:21:21,180 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2022-11-25 17:21:21,180 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-25 17:21:21,180 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_bc1c50c3-8593-4fcf-8805-5e453151bdec/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc1c50c3-8593-4fcf-8805-5e453151bdec/bin/uautomizer-ZsLfNo2U6R Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7358b2dc480e91987625c19ffeadfa203dcfde2b2c6c164270230269682769ca [2022-11-25 17:21:21,408 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-25 17:21:21,428 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-25 17:21:21,431 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-25 17:21:21,433 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-25 17:21:21,433 INFO L275 PluginConnector]: CDTParser initialized [2022-11-25 17:21:21,434 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc1c50c3-8593-4fcf-8805-5e453151bdec/bin/uautomizer-ZsLfNo2U6R/../../sv-benchmarks/c/busybox-1.22.0/echo-1.i [2022-11-25 17:21:24,428 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-25 17:21:24,860 INFO L351 CDTParser]: Found 1 translation units. [2022-11-25 17:21:24,861 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc1c50c3-8593-4fcf-8805-5e453151bdec/sv-benchmarks/c/busybox-1.22.0/echo-1.i [2022-11-25 17:21:24,896 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc1c50c3-8593-4fcf-8805-5e453151bdec/bin/uautomizer-ZsLfNo2U6R/data/b1ec7b562/0819cddfbc7c49fa80bde8ff9a806b75/FLAG11d2191d9 [2022-11-25 17:21:24,917 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc1c50c3-8593-4fcf-8805-5e453151bdec/bin/uautomizer-ZsLfNo2U6R/data/b1ec7b562/0819cddfbc7c49fa80bde8ff9a806b75 [2022-11-25 17:21:24,920 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-25 17:21:24,922 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-25 17:21:24,925 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-25 17:21:24,925 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-25 17:21:24,929 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-25 17:21:24,932 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 05:21:24" (1/1) ... [2022-11-25 17:21:24,933 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@178bf605 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:21:24, skipping insertion in model container [2022-11-25 17:21:24,933 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 05:21:24" (1/1) ... [2022-11-25 17:21:24,941 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-25 17:21:25,030 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-25 17:21:26,306 WARN L623 FunctionHandler]: Unknown extern function strerror [2022-11-25 17:21:26,332 WARN L623 FunctionHandler]: Unknown extern function vasprintf [2022-11-25 17:21:26,354 WARN L623 FunctionHandler]: Unknown extern function syslog [2022-11-25 17:21:26,374 WARN L623 FunctionHandler]: Unknown extern function stpcpy [2022-11-25 17:21:26,387 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2022-11-25 17:21:26,388 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@3fe6b6dd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:21:26, skipping insertion in model container [2022-11-25 17:21:26,388 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-25 17:21:26,389 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-25 17:21:26,391 INFO L158 Benchmark]: Toolchain (without parser) took 1468.10ms. Allocated memory is still 188.7MB. Free memory was 141.9MB in the beginning and 115.8MB in the end (delta: 26.1MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2022-11-25 17:21:26,392 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 142.6MB. Free memory is still 84.5MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-25 17:21:26,393 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1464.22ms. Allocated memory is still 188.7MB. Free memory was 141.5MB in the beginning and 115.8MB in the end (delta: 25.6MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2022-11-25 17:21:26,395 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27ms. Allocated memory is still 142.6MB. Free memory is still 84.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1464.22ms. Allocated memory is still 188.7MB. Free memory was 141.5MB in the beginning and 115.8MB in the end (delta: 25.6MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2530]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc1c50c3-8593-4fcf-8805-5e453151bdec/bin/uautomizer-ZsLfNo2U6R/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc1c50c3-8593-4fcf-8805-5e453151bdec/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_bc1c50c3-8593-4fcf-8805-5e453151bdec/bin/uautomizer-ZsLfNo2U6R/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc1c50c3-8593-4fcf-8805-5e453151bdec/bin/uautomizer-ZsLfNo2U6R/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/echo-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc1c50c3-8593-4fcf-8805-5e453151bdec/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_bc1c50c3-8593-4fcf-8805-5e453151bdec/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 7358b2dc480e91987625c19ffeadfa203dcfde2b2c6c164270230269682769ca --- 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 17:21:28,730 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-25 17:21:28,733 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-25 17:21:28,779 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-25 17:21:28,780 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-25 17:21:28,781 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-25 17:21:28,782 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-25 17:21:28,784 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-25 17:21:28,786 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-25 17:21:28,787 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-25 17:21:28,788 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-25 17:21:28,790 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-25 17:21:28,790 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-25 17:21:28,791 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-25 17:21:28,792 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-25 17:21:28,794 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-25 17:21:28,795 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-25 17:21:28,796 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-25 17:21:28,797 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-25 17:21:28,799 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-25 17:21:28,801 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-25 17:21:28,803 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-25 17:21:28,804 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-25 17:21:28,805 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-25 17:21:28,809 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-25 17:21:28,810 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-25 17:21:28,810 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-25 17:21:28,811 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-25 17:21:28,812 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-25 17:21:28,813 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-25 17:21:28,814 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-25 17:21:28,815 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-25 17:21:28,816 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-25 17:21:28,816 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-25 17:21:28,818 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-25 17:21:28,818 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-25 17:21:28,819 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-25 17:21:28,820 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-25 17:21:28,820 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-25 17:21:28,821 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-25 17:21:28,822 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-25 17:21:28,823 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc1c50c3-8593-4fcf-8805-5e453151bdec/bin/uautomizer-ZsLfNo2U6R/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2022-11-25 17:21:28,848 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-25 17:21:28,849 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-25 17:21:28,849 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-25 17:21:28,850 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-25 17:21:28,851 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-25 17:21:28,851 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-25 17:21:28,852 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-25 17:21:28,852 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-25 17:21:28,853 INFO L138 SettingsManager]: * Use SBE=true [2022-11-25 17:21:28,853 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-25 17:21:28,854 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-25 17:21:28,854 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-25 17:21:28,854 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-25 17:21:28,855 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-11-25 17:21:28,855 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-11-25 17:21:28,856 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-11-25 17:21:28,856 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-25 17:21:28,856 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-25 17:21:28,857 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-25 17:21:28,857 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-25 17:21:28,857 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-25 17:21:28,858 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-25 17:21:28,858 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-25 17:21:28,858 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-25 17:21:28,859 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-25 17:21:28,859 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-25 17:21:28,860 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-25 17:21:28,860 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-11-25 17:21:28,860 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-25 17:21:28,861 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-25 17:21:28,861 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2022-11-25 17:21:28,862 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-25 17:21:28,862 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2022-11-25 17:21:28,862 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_bc1c50c3-8593-4fcf-8805-5e453151bdec/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc1c50c3-8593-4fcf-8805-5e453151bdec/bin/uautomizer-ZsLfNo2U6R Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7358b2dc480e91987625c19ffeadfa203dcfde2b2c6c164270230269682769ca [2022-11-25 17:21:29,237 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-25 17:21:29,268 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-25 17:21:29,272 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-25 17:21:29,273 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-25 17:21:29,275 INFO L275 PluginConnector]: CDTParser initialized [2022-11-25 17:21:29,281 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc1c50c3-8593-4fcf-8805-5e453151bdec/bin/uautomizer-ZsLfNo2U6R/../../sv-benchmarks/c/busybox-1.22.0/echo-1.i [2022-11-25 17:21:32,487 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-25 17:21:32,920 INFO L351 CDTParser]: Found 1 translation units. [2022-11-25 17:21:32,921 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc1c50c3-8593-4fcf-8805-5e453151bdec/sv-benchmarks/c/busybox-1.22.0/echo-1.i [2022-11-25 17:21:32,962 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc1c50c3-8593-4fcf-8805-5e453151bdec/bin/uautomizer-ZsLfNo2U6R/data/f3865ff4a/42d01d72093643ccab8b2360cb8abb0c/FLAGffb07f1c2 [2022-11-25 17:21:32,992 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc1c50c3-8593-4fcf-8805-5e453151bdec/bin/uautomizer-ZsLfNo2U6R/data/f3865ff4a/42d01d72093643ccab8b2360cb8abb0c [2022-11-25 17:21:32,998 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-25 17:21:33,000 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-25 17:21:33,003 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-25 17:21:33,003 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-25 17:21:33,006 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-25 17:21:33,007 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 05:21:32" (1/1) ... [2022-11-25 17:21:33,009 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@203db9d1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:21:33, skipping insertion in model container [2022-11-25 17:21:33,009 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 05:21:32" (1/1) ... [2022-11-25 17:21:33,018 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-25 17:21:33,087 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-25 17:21:34,396 WARN L623 FunctionHandler]: Unknown extern function strerror [2022-11-25 17:21:34,407 WARN L623 FunctionHandler]: Unknown extern function vasprintf [2022-11-25 17:21:34,419 WARN L623 FunctionHandler]: Unknown extern function syslog [2022-11-25 17:21:34,429 WARN L623 FunctionHandler]: Unknown extern function stpcpy [2022-11-25 17:21:34,437 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2022-11-25 17:21:34,437 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@541bae62 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:21:34, skipping insertion in model container [2022-11-25 17:21:34,437 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-25 17:21:34,438 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-25 17:21:34,440 INFO L158 Benchmark]: Toolchain (without parser) took 1439.19ms. Allocated memory is still 88.1MB. Free memory was 61.3MB in the beginning and 55.9MB in the end (delta: 5.4MB). Peak memory consumption was 19.8MB. Max. memory is 16.1GB. [2022-11-25 17:21:34,441 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 54.5MB. Free memory was 32.5MB in the beginning and 32.4MB in the end (delta: 84.0kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-25 17:21:34,441 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1435.38ms. Allocated memory is still 88.1MB. Free memory was 61.1MB in the beginning and 56.2MB in the end (delta: 4.9MB). Peak memory consumption was 19.8MB. Max. memory is 16.1GB. [2022-11-25 17:21:34,443 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 54.5MB. Free memory was 32.5MB in the beginning and 32.4MB in the end (delta: 84.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1435.38ms. Allocated memory is still 88.1MB. Free memory was 61.1MB in the beginning and 56.2MB in the end (delta: 4.9MB). Peak memory consumption was 19.8MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2530]: 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