./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/busybox-1.22.0/head-2.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_bc6df117-f8ec-4c37-9753-b7db62983704/bin/uautomizer-ZsLfNo2U6R/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc6df117-f8ec-4c37-9753-b7db62983704/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_bc6df117-f8ec-4c37-9753-b7db62983704/bin/uautomizer-ZsLfNo2U6R/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc6df117-f8ec-4c37-9753-b7db62983704/bin/uautomizer-ZsLfNo2U6R/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/head-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc6df117-f8ec-4c37-9753-b7db62983704/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_bc6df117-f8ec-4c37-9753-b7db62983704/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 a1bb832e4d0e7c4dd1ff4f93df210c31ebafb64a6fafe0f8b3e3b578f6bcdd32 --- 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 17:30:32,104 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-25 17:30:32,106 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-25 17:30:32,127 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-25 17:30:32,128 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-25 17:30:32,129 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-25 17:30:32,130 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-25 17:30:32,132 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-25 17:30:32,134 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-25 17:30:32,135 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-25 17:30:32,136 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-25 17:30:32,137 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-25 17:30:32,137 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-25 17:30:32,139 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-25 17:30:32,140 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-25 17:30:32,141 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-25 17:30:32,142 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-25 17:30:32,145 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-25 17:30:32,147 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-25 17:30:32,150 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-25 17:30:32,155 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-25 17:30:32,160 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-25 17:30:32,167 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-25 17:30:32,168 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-25 17:30:32,171 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-25 17:30:32,172 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-25 17:30:32,179 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-25 17:30:32,180 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-25 17:30:32,181 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-25 17:30:32,182 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-25 17:30:32,182 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-25 17:30:32,183 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-25 17:30:32,184 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-25 17:30:32,185 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-25 17:30:32,186 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-25 17:30:32,189 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-25 17:30:32,190 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-25 17:30:32,191 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-25 17:30:32,191 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-25 17:30:32,192 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-25 17:30:32,193 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-25 17:30:32,195 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc6df117-f8ec-4c37-9753-b7db62983704/bin/uautomizer-ZsLfNo2U6R/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2022-11-25 17:30:32,229 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-25 17:30:32,229 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-25 17:30:32,230 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-25 17:30:32,230 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-25 17:30:32,231 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-25 17:30:32,231 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-25 17:30:32,231 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-25 17:30:32,232 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-25 17:30:32,232 INFO L138 SettingsManager]: * Use SBE=true [2022-11-25 17:30:32,232 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-25 17:30:32,232 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-25 17:30:32,233 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-25 17:30:32,233 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-25 17:30:32,233 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-11-25 17:30:32,233 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-11-25 17:30:32,233 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-11-25 17:30:32,234 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-25 17:30:32,234 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-25 17:30:32,234 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-25 17:30:32,234 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-25 17:30:32,234 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-25 17:30:32,235 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-25 17:30:32,235 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-25 17:30:32,235 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-25 17:30:32,236 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-25 17:30:32,236 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-25 17:30:32,236 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-25 17:30:32,237 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-25 17:30:32,237 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2022-11-25 17:30:32,237 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-25 17:30:32,237 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_bc6df117-f8ec-4c37-9753-b7db62983704/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc6df117-f8ec-4c37-9753-b7db62983704/bin/uautomizer-ZsLfNo2U6R Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a1bb832e4d0e7c4dd1ff4f93df210c31ebafb64a6fafe0f8b3e3b578f6bcdd32 [2022-11-25 17:30:32,466 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-25 17:30:32,498 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-25 17:30:32,500 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-25 17:30:32,502 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-25 17:30:32,502 INFO L275 PluginConnector]: CDTParser initialized [2022-11-25 17:30:32,504 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc6df117-f8ec-4c37-9753-b7db62983704/bin/uautomizer-ZsLfNo2U6R/../../sv-benchmarks/c/busybox-1.22.0/head-2.i [2022-11-25 17:30:35,572 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-25 17:30:36,061 INFO L351 CDTParser]: Found 1 translation units. [2022-11-25 17:30:36,061 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc6df117-f8ec-4c37-9753-b7db62983704/sv-benchmarks/c/busybox-1.22.0/head-2.i [2022-11-25 17:30:36,099 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc6df117-f8ec-4c37-9753-b7db62983704/bin/uautomizer-ZsLfNo2U6R/data/72355820f/fbb03cec0e1541c389cf2a596dc67ace/FLAG8e15fc4c0 [2022-11-25 17:30:36,123 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc6df117-f8ec-4c37-9753-b7db62983704/bin/uautomizer-ZsLfNo2U6R/data/72355820f/fbb03cec0e1541c389cf2a596dc67ace [2022-11-25 17:30:36,128 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-25 17:30:36,130 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-25 17:30:36,132 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-25 17:30:36,133 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-25 17:30:36,136 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-25 17:30:36,137 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 05:30:36" (1/1) ... [2022-11-25 17:30:36,138 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@17477984 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:30:36, skipping insertion in model container [2022-11-25 17:30:36,138 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 05:30:36" (1/1) ... [2022-11-25 17:30:36,146 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-25 17:30:36,238 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-25 17:30:37,332 WARN L623 FunctionHandler]: Unknown extern function _IO_getc [2022-11-25 17:30:37,348 WARN L623 FunctionHandler]: Unknown extern function strerror [2022-11-25 17:30:37,355 WARN L623 FunctionHandler]: Unknown extern function strerror [2022-11-25 17:30:37,358 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 17:30:37,361 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@168c4da3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:30:37, skipping insertion in model container [2022-11-25 17:30:37,361 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-25 17:30:37,362 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-25 17:30:37,364 INFO L158 Benchmark]: Toolchain (without parser) took 1232.77ms. Allocated memory is still 192.9MB. Free memory was 141.3MB in the beginning and 116.1MB in the end (delta: 25.2MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2022-11-25 17:30:37,364 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 142.6MB. Free memory was 83.8MB in the beginning and 83.7MB in the end (delta: 136.3kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-25 17:30:37,365 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1229.58ms. Allocated memory is still 192.9MB. Free memory was 141.3MB in the beginning and 116.1MB in the end (delta: 25.2MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2022-11-25 17:30:37,367 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22ms. Allocated memory is still 142.6MB. Free memory was 83.8MB in the beginning and 83.7MB in the end (delta: 136.3kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1229.58ms. Allocated memory is still 192.9MB. Free memory was 141.3MB in the beginning and 116.1MB in the end (delta: 25.2MB). 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_bc6df117-f8ec-4c37-9753-b7db62983704/bin/uautomizer-ZsLfNo2U6R/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc6df117-f8ec-4c37-9753-b7db62983704/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_bc6df117-f8ec-4c37-9753-b7db62983704/bin/uautomizer-ZsLfNo2U6R/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc6df117-f8ec-4c37-9753-b7db62983704/bin/uautomizer-ZsLfNo2U6R/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/head-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc6df117-f8ec-4c37-9753-b7db62983704/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_bc6df117-f8ec-4c37-9753-b7db62983704/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 a1bb832e4d0e7c4dd1ff4f93df210c31ebafb64a6fafe0f8b3e3b578f6bcdd32 --- 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 17:30:39,761 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-25 17:30:39,763 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-25 17:30:39,812 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-25 17:30:39,813 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-25 17:30:39,814 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-25 17:30:39,816 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-25 17:30:39,817 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-25 17:30:39,819 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-25 17:30:39,820 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-25 17:30:39,821 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-25 17:30:39,823 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-25 17:30:39,823 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-25 17:30:39,824 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-25 17:30:39,826 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-25 17:30:39,827 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-25 17:30:39,831 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-25 17:30:39,832 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-25 17:30:39,834 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-25 17:30:39,836 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-25 17:30:39,838 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-25 17:30:39,841 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-25 17:30:39,842 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-25 17:30:39,843 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-25 17:30:39,847 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-25 17:30:39,847 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-25 17:30:39,848 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-25 17:30:39,849 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-25 17:30:39,849 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-25 17:30:39,850 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-25 17:30:39,850 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-25 17:30:39,851 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-25 17:30:39,852 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-25 17:30:39,853 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-25 17:30:39,854 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-25 17:30:39,854 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-25 17:30:39,861 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-25 17:30:39,861 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-25 17:30:39,861 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-25 17:30:39,862 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-25 17:30:39,863 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-25 17:30:39,868 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc6df117-f8ec-4c37-9753-b7db62983704/bin/uautomizer-ZsLfNo2U6R/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2022-11-25 17:30:39,904 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-25 17:30:39,904 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-25 17:30:39,905 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-25 17:30:39,905 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-25 17:30:39,906 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-25 17:30:39,906 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-25 17:30:39,906 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-25 17:30:39,907 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-25 17:30:39,907 INFO L138 SettingsManager]: * Use SBE=true [2022-11-25 17:30:39,907 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-25 17:30:39,907 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-25 17:30:39,907 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-25 17:30:39,908 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-25 17:30:39,908 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-11-25 17:30:39,908 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-11-25 17:30:39,908 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-11-25 17:30:39,908 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-25 17:30:39,908 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-25 17:30:39,909 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-25 17:30:39,909 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-25 17:30:39,909 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-25 17:30:39,909 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-25 17:30:39,909 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-25 17:30:39,910 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-25 17:30:39,910 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-25 17:30:39,910 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-25 17:30:39,910 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-25 17:30:39,910 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-11-25 17:30:39,913 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-25 17:30:39,914 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-25 17:30:39,914 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2022-11-25 17:30:39,914 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-25 17:30:39,914 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2022-11-25 17:30:39,915 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_bc6df117-f8ec-4c37-9753-b7db62983704/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc6df117-f8ec-4c37-9753-b7db62983704/bin/uautomizer-ZsLfNo2U6R Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a1bb832e4d0e7c4dd1ff4f93df210c31ebafb64a6fafe0f8b3e3b578f6bcdd32 [2022-11-25 17:30:40,340 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-25 17:30:40,368 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-25 17:30:40,371 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-25 17:30:40,374 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-25 17:30:40,375 INFO L275 PluginConnector]: CDTParser initialized [2022-11-25 17:30:40,376 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc6df117-f8ec-4c37-9753-b7db62983704/bin/uautomizer-ZsLfNo2U6R/../../sv-benchmarks/c/busybox-1.22.0/head-2.i [2022-11-25 17:30:43,462 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-25 17:30:44,067 INFO L351 CDTParser]: Found 1 translation units. [2022-11-25 17:30:44,067 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc6df117-f8ec-4c37-9753-b7db62983704/sv-benchmarks/c/busybox-1.22.0/head-2.i [2022-11-25 17:30:44,106 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc6df117-f8ec-4c37-9753-b7db62983704/bin/uautomizer-ZsLfNo2U6R/data/a5f5afbff/60364036688044f293fd962450e1ebd0/FLAGe6deb2060 [2022-11-25 17:30:44,133 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc6df117-f8ec-4c37-9753-b7db62983704/bin/uautomizer-ZsLfNo2U6R/data/a5f5afbff/60364036688044f293fd962450e1ebd0 [2022-11-25 17:30:44,137 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-25 17:30:44,139 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-25 17:30:44,141 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-25 17:30:44,141 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-25 17:30:44,144 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-25 17:30:44,145 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 05:30:44" (1/1) ... [2022-11-25 17:30:44,146 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@216efc92 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:30:44, skipping insertion in model container [2022-11-25 17:30:44,146 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 05:30:44" (1/1) ... [2022-11-25 17:30:44,154 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-25 17:30:44,248 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-25 17:30:45,399 WARN L623 FunctionHandler]: Unknown extern function _IO_getc [2022-11-25 17:30:45,406 WARN L623 FunctionHandler]: Unknown extern function strerror [2022-11-25 17:30:45,408 WARN L623 FunctionHandler]: Unknown extern function strerror [2022-11-25 17:30:45,411 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 17:30:45,411 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@2dce9fad and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:30:45, skipping insertion in model container [2022-11-25 17:30:45,411 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-25 17:30:45,412 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-25 17:30:45,414 INFO L158 Benchmark]: Toolchain (without parser) took 1273.59ms. Allocated memory is still 86.0MB. Free memory was 59.1MB in the beginning and 57.4MB in the end (delta: 1.7MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2022-11-25 17:30:45,414 INFO L158 Benchmark]: CDTParser took 0.79ms. Allocated memory is still 86.0MB. Free memory is still 63.3MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-25 17:30:45,415 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1271.27ms. Allocated memory is still 86.0MB. Free memory was 58.9MB in the beginning and 57.4MB in the end (delta: 1.4MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2022-11-25 17:30:45,416 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.79ms. Allocated memory is still 86.0MB. Free memory is still 63.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1271.27ms. Allocated memory is still 86.0MB. Free memory was 58.9MB in the beginning and 57.4MB in the end (delta: 1.4MB). 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 Writing output log to file Ultimate.log Result: UNKNOWN