./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/busybox-1.22.0/head-1.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 38b53e6a Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21a99d53-07a7-4822-9623-7cb43ea950b7/bin/uautomizer-ZsLfNo2U6R/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21a99d53-07a7-4822-9623-7cb43ea950b7/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_21a99d53-07a7-4822-9623-7cb43ea950b7/bin/uautomizer-ZsLfNo2U6R/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21a99d53-07a7-4822-9623-7cb43ea950b7/bin/uautomizer-ZsLfNo2U6R/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/head-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21a99d53-07a7-4822-9623-7cb43ea950b7/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_21a99d53-07a7-4822-9623-7cb43ea950b7/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 36d2317c8ff507d31bd70a8e1ba244da3845f75b1ba0e1823bea31aedc0f87f4 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-38b53e6 [2022-11-25 17:18:26,044 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-25 17:18:26,047 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-25 17:18:26,083 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-25 17:18:26,089 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-25 17:18:26,093 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-25 17:18:26,096 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-25 17:18:26,100 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-25 17:18:26,104 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-25 17:18:26,110 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-25 17:18:26,112 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-25 17:18:26,115 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-25 17:18:26,115 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-25 17:18:26,117 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-25 17:18:26,119 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-25 17:18:26,121 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-25 17:18:26,123 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-25 17:18:26,124 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-25 17:18:26,125 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-25 17:18:26,131 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-25 17:18:26,132 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-25 17:18:26,134 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-25 17:18:26,136 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-25 17:18:26,136 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-25 17:18:26,146 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-25 17:18:26,146 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-25 17:18:26,146 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-25 17:18:26,148 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-25 17:18:26,149 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-25 17:18:26,150 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-25 17:18:26,150 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-25 17:18:26,151 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-25 17:18:26,153 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-25 17:18:26,154 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-25 17:18:26,155 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-25 17:18:26,155 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-25 17:18:26,156 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-25 17:18:26,156 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-25 17:18:26,156 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-25 17:18:26,158 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-25 17:18:26,159 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-25 17:18:26,159 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21a99d53-07a7-4822-9623-7cb43ea950b7/bin/uautomizer-ZsLfNo2U6R/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2022-11-25 17:18:26,197 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-25 17:18:26,198 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-25 17:18:26,198 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-25 17:18:26,198 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-25 17:18:26,199 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-25 17:18:26,200 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-25 17:18:26,200 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-25 17:18:26,200 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-25 17:18:26,201 INFO L138 SettingsManager]: * Use SBE=true [2022-11-25 17:18:26,201 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-25 17:18:26,202 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-25 17:18:26,202 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-25 17:18:26,202 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-25 17:18:26,203 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-11-25 17:18:26,203 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-11-25 17:18:26,203 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-11-25 17:18:26,203 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-25 17:18:26,203 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-25 17:18:26,204 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-25 17:18:26,204 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-25 17:18:26,204 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-25 17:18:26,204 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-25 17:18:26,204 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-25 17:18:26,205 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-25 17:18:26,205 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-25 17:18:26,205 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-25 17:18:26,205 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-25 17:18:26,206 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-25 17:18:26,206 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2022-11-25 17:18:26,207 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-25 17:18:26,207 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_21a99d53-07a7-4822-9623-7cb43ea950b7/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21a99d53-07a7-4822-9623-7cb43ea950b7/bin/uautomizer-ZsLfNo2U6R Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 36d2317c8ff507d31bd70a8e1ba244da3845f75b1ba0e1823bea31aedc0f87f4 [2022-11-25 17:18:26,563 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-25 17:18:26,590 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-25 17:18:26,593 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-25 17:18:26,594 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-25 17:18:26,594 INFO L275 PluginConnector]: CDTParser initialized [2022-11-25 17:18:26,596 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21a99d53-07a7-4822-9623-7cb43ea950b7/bin/uautomizer-ZsLfNo2U6R/../../sv-benchmarks/c/busybox-1.22.0/head-1.i [2022-11-25 17:18:29,712 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-25 17:18:30,262 INFO L351 CDTParser]: Found 1 translation units. [2022-11-25 17:18:30,281 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21a99d53-07a7-4822-9623-7cb43ea950b7/sv-benchmarks/c/busybox-1.22.0/head-1.i [2022-11-25 17:18:30,349 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21a99d53-07a7-4822-9623-7cb43ea950b7/bin/uautomizer-ZsLfNo2U6R/data/f52d82c20/3bd61584741b43f691a24d704911c193/FLAGdae0004c9 [2022-11-25 17:18:30,373 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21a99d53-07a7-4822-9623-7cb43ea950b7/bin/uautomizer-ZsLfNo2U6R/data/f52d82c20/3bd61584741b43f691a24d704911c193 [2022-11-25 17:18:30,377 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-25 17:18:30,378 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-25 17:18:30,381 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-25 17:18:30,382 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-25 17:18:30,385 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-25 17:18:30,386 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 05:18:30" (1/1) ... [2022-11-25 17:18:30,387 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@71696cab and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:18:30, skipping insertion in model container [2022-11-25 17:18:30,387 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 05:18:30" (1/1) ... [2022-11-25 17:18:30,398 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-25 17:18:30,479 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-25 17:18:31,584 WARN L623 FunctionHandler]: Unknown extern function _IO_getc [2022-11-25 17:18:31,593 WARN L623 FunctionHandler]: Unknown extern function strerror [2022-11-25 17:18:31,601 WARN L623 FunctionHandler]: Unknown extern function strerror [2022-11-25 17:18:31,605 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 17:18:31,606 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@2d899785 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:18:31, skipping insertion in model container [2022-11-25 17:18:31,607 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-25 17:18:31,608 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-25 17:18:31,611 INFO L158 Benchmark]: Toolchain (without parser) took 1231.72ms. Allocated memory is still 163.6MB. Free memory was 134.5MB in the beginning and 108.5MB in the end (delta: 26.1MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2022-11-25 17:18:31,612 INFO L158 Benchmark]: CDTParser took 0.21ms. Allocated memory is still 123.7MB. Free memory is still 92.0MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-25 17:18:31,613 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1226.09ms. Allocated memory is still 163.6MB. Free memory was 134.5MB in the beginning and 108.5MB in the end (delta: 26.1MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2022-11-25 17:18:31,615 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21ms. Allocated memory is still 123.7MB. Free memory is still 92.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1226.09ms. Allocated memory is still 163.6MB. Free memory was 134.5MB in the beginning and 108.5MB in the end (delta: 26.1MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2308]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21a99d53-07a7-4822-9623-7cb43ea950b7/bin/uautomizer-ZsLfNo2U6R/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21a99d53-07a7-4822-9623-7cb43ea950b7/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_21a99d53-07a7-4822-9623-7cb43ea950b7/bin/uautomizer-ZsLfNo2U6R/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21a99d53-07a7-4822-9623-7cb43ea950b7/bin/uautomizer-ZsLfNo2U6R/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/head-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21a99d53-07a7-4822-9623-7cb43ea950b7/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_21a99d53-07a7-4822-9623-7cb43ea950b7/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 36d2317c8ff507d31bd70a8e1ba244da3845f75b1ba0e1823bea31aedc0f87f4 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-38b53e6 [2022-11-25 17:18:34,016 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-25 17:18:34,019 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-25 17:18:34,058 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-25 17:18:34,059 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-25 17:18:34,063 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-25 17:18:34,066 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-25 17:18:34,069 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-25 17:18:34,072 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-25 17:18:34,078 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-25 17:18:34,079 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-25 17:18:34,082 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-25 17:18:34,082 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-25 17:18:34,085 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-25 17:18:34,086 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-25 17:18:34,093 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-25 17:18:34,095 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-25 17:18:34,096 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-25 17:18:34,098 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-25 17:18:34,105 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-25 17:18:34,106 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-25 17:18:34,109 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-25 17:18:34,111 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-25 17:18:34,112 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-25 17:18:34,121 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-25 17:18:34,121 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-25 17:18:34,121 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-25 17:18:34,124 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-25 17:18:34,125 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-25 17:18:34,126 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-25 17:18:34,126 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-25 17:18:34,128 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-25 17:18:34,130 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-25 17:18:34,153 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-25 17:18:34,154 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-25 17:18:34,154 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-25 17:18:34,155 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-25 17:18:34,155 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-25 17:18:34,157 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-25 17:18:34,158 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-25 17:18:34,158 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-25 17:18:34,162 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21a99d53-07a7-4822-9623-7cb43ea950b7/bin/uautomizer-ZsLfNo2U6R/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2022-11-25 17:18:34,198 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-25 17:18:34,198 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-25 17:18:34,199 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-25 17:18:34,200 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-25 17:18:34,201 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-25 17:18:34,201 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-25 17:18:34,202 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-25 17:18:34,202 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-25 17:18:34,202 INFO L138 SettingsManager]: * Use SBE=true [2022-11-25 17:18:34,203 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-25 17:18:34,204 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-25 17:18:34,204 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-25 17:18:34,204 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-25 17:18:34,204 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-11-25 17:18:34,205 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-11-25 17:18:34,205 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-11-25 17:18:34,205 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-25 17:18:34,205 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-25 17:18:34,206 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-25 17:18:34,206 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-25 17:18:34,206 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-25 17:18:34,206 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-25 17:18:34,207 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-25 17:18:34,207 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-25 17:18:34,207 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-25 17:18:34,207 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-25 17:18:34,208 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-25 17:18:34,208 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-11-25 17:18:34,208 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-25 17:18:34,208 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-25 17:18:34,208 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2022-11-25 17:18:34,209 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-25 17:18:34,209 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2022-11-25 17:18:34,209 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_21a99d53-07a7-4822-9623-7cb43ea950b7/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21a99d53-07a7-4822-9623-7cb43ea950b7/bin/uautomizer-ZsLfNo2U6R Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 36d2317c8ff507d31bd70a8e1ba244da3845f75b1ba0e1823bea31aedc0f87f4 [2022-11-25 17:18:34,580 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-25 17:18:34,604 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-25 17:18:34,607 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-25 17:18:34,609 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-25 17:18:34,609 INFO L275 PluginConnector]: CDTParser initialized [2022-11-25 17:18:34,611 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21a99d53-07a7-4822-9623-7cb43ea950b7/bin/uautomizer-ZsLfNo2U6R/../../sv-benchmarks/c/busybox-1.22.0/head-1.i [2022-11-25 17:18:37,827 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-25 17:18:38,239 INFO L351 CDTParser]: Found 1 translation units. [2022-11-25 17:18:38,240 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21a99d53-07a7-4822-9623-7cb43ea950b7/sv-benchmarks/c/busybox-1.22.0/head-1.i [2022-11-25 17:18:38,278 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21a99d53-07a7-4822-9623-7cb43ea950b7/bin/uautomizer-ZsLfNo2U6R/data/176a2f4ce/cc0c4b874124476e8f0b6a630693fde7/FLAG2fde31dc9 [2022-11-25 17:18:38,298 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21a99d53-07a7-4822-9623-7cb43ea950b7/bin/uautomizer-ZsLfNo2U6R/data/176a2f4ce/cc0c4b874124476e8f0b6a630693fde7 [2022-11-25 17:18:38,303 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-25 17:18:38,304 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-25 17:18:38,307 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-25 17:18:38,308 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-25 17:18:38,311 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-25 17:18:38,312 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 05:18:38" (1/1) ... [2022-11-25 17:18:38,313 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@35172072 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:18:38, skipping insertion in model container [2022-11-25 17:18:38,313 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 05:18:38" (1/1) ... [2022-11-25 17:18:38,321 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-25 17:18:38,426 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-25 17:18:39,499 WARN L623 FunctionHandler]: Unknown extern function _IO_getc [2022-11-25 17:18:39,510 WARN L623 FunctionHandler]: Unknown extern function strerror [2022-11-25 17:18:39,513 WARN L623 FunctionHandler]: Unknown extern function strerror [2022-11-25 17:18:39,516 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 17:18:39,517 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@6e0c64be and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:18:39, skipping insertion in model container [2022-11-25 17:18:39,517 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-25 17:18:39,517 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-25 17:18:39,519 INFO L158 Benchmark]: Toolchain (without parser) took 1214.25ms. Allocated memory is still 94.4MB. Free memory was 47.7MB in the beginning and 51.2MB in the end (delta: -3.6MB). Peak memory consumption was 9.6MB. Max. memory is 16.1GB. [2022-11-25 17:18:39,520 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 94.4MB. Free memory is still 71.8MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-25 17:18:39,521 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1209.92ms. Allocated memory is still 94.4MB. Free memory was 47.4MB in the beginning and 51.2MB in the end (delta: -3.9MB). Peak memory consumption was 9.6MB. Max. memory is 16.1GB. [2022-11-25 17:18:39,523 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 94.4MB. Free memory is still 71.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1209.92ms. Allocated memory is still 94.4MB. Free memory was 47.4MB in the beginning and 51.2MB in the end (delta: -3.9MB). Peak memory consumption was 9.6MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2308]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN