./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/busybox-1.22.0/fold-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_303994c2-0159-49c5-91ac-4c5e70887499/bin/uautomizer-ZsLfNo2U6R/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_303994c2-0159-49c5-91ac-4c5e70887499/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_303994c2-0159-49c5-91ac-4c5e70887499/bin/uautomizer-ZsLfNo2U6R/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_303994c2-0159-49c5-91ac-4c5e70887499/bin/uautomizer-ZsLfNo2U6R/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/fold-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_303994c2-0159-49c5-91ac-4c5e70887499/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_303994c2-0159-49c5-91ac-4c5e70887499/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 a0867bea270203aed75217f96dd22374bdaf648d664600ed5fb4d106cfb0c092 --- 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 16:41:45,895 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-25 16:41:45,898 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-25 16:41:45,929 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-25 16:41:45,929 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-25 16:41:45,931 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-25 16:41:45,932 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-25 16:41:45,934 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-25 16:41:45,936 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-25 16:41:45,937 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-25 16:41:45,939 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-25 16:41:45,940 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-25 16:41:45,940 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-25 16:41:45,942 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-25 16:41:45,943 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-25 16:41:45,944 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-25 16:41:45,945 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-25 16:41:45,947 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-25 16:41:45,949 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-25 16:41:45,951 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-25 16:41:45,953 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-25 16:41:45,955 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-25 16:41:45,956 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-25 16:41:45,957 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-25 16:41:45,962 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-25 16:41:45,962 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-25 16:41:45,963 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-25 16:41:45,964 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-25 16:41:45,964 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-25 16:41:45,965 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-25 16:41:45,966 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-25 16:41:45,967 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-25 16:41:45,968 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-25 16:41:45,969 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-25 16:41:45,970 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-25 16:41:45,970 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-25 16:41:45,971 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-25 16:41:45,972 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-25 16:41:45,972 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-25 16:41:45,973 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-25 16:41:45,974 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-25 16:41:45,975 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_303994c2-0159-49c5-91ac-4c5e70887499/bin/uautomizer-ZsLfNo2U6R/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2022-11-25 16:41:46,005 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-25 16:41:46,006 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-25 16:41:46,006 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-25 16:41:46,006 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-25 16:41:46,007 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-25 16:41:46,007 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-25 16:41:46,008 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-25 16:41:46,008 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-25 16:41:46,018 INFO L138 SettingsManager]: * Use SBE=true [2022-11-25 16:41:46,019 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-25 16:41:46,020 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-25 16:41:46,020 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-25 16:41:46,020 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-25 16:41:46,021 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-11-25 16:41:46,021 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-11-25 16:41:46,021 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-11-25 16:41:46,021 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-25 16:41:46,022 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-25 16:41:46,022 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-25 16:41:46,022 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-25 16:41:46,022 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-25 16:41:46,023 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-25 16:41:46,023 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-25 16:41:46,023 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-25 16:41:46,024 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-25 16:41:46,024 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-25 16:41:46,024 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-25 16:41:46,024 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-25 16:41:46,025 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2022-11-25 16:41:46,025 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-25 16:41:46,026 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_303994c2-0159-49c5-91ac-4c5e70887499/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_303994c2-0159-49c5-91ac-4c5e70887499/bin/uautomizer-ZsLfNo2U6R Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a0867bea270203aed75217f96dd22374bdaf648d664600ed5fb4d106cfb0c092 [2022-11-25 16:41:46,378 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-25 16:41:46,408 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-25 16:41:46,414 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-25 16:41:46,417 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-25 16:41:46,417 INFO L275 PluginConnector]: CDTParser initialized [2022-11-25 16:41:46,419 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_303994c2-0159-49c5-91ac-4c5e70887499/bin/uautomizer-ZsLfNo2U6R/../../sv-benchmarks/c/busybox-1.22.0/fold-1.i [2022-11-25 16:41:49,564 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-25 16:41:50,063 INFO L351 CDTParser]: Found 1 translation units. [2022-11-25 16:41:50,063 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_303994c2-0159-49c5-91ac-4c5e70887499/sv-benchmarks/c/busybox-1.22.0/fold-1.i [2022-11-25 16:41:50,103 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_303994c2-0159-49c5-91ac-4c5e70887499/bin/uautomizer-ZsLfNo2U6R/data/b4827d73a/8e29674574984d38b7137a81390139da/FLAG749241957 [2022-11-25 16:41:50,123 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_303994c2-0159-49c5-91ac-4c5e70887499/bin/uautomizer-ZsLfNo2U6R/data/b4827d73a/8e29674574984d38b7137a81390139da [2022-11-25 16:41:50,129 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-25 16:41:50,131 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-25 16:41:50,134 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-25 16:41:50,134 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-25 16:41:50,138 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-25 16:41:50,139 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 04:41:50" (1/1) ... [2022-11-25 16:41:50,140 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7371fd43 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:41:50, skipping insertion in model container [2022-11-25 16:41:50,140 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 04:41:50" (1/1) ... [2022-11-25 16:41:50,149 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-25 16:41:50,229 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-25 16:41:51,673 WARN L623 FunctionHandler]: Unknown extern function strerror [2022-11-25 16:41:51,675 WARN L623 FunctionHandler]: Unknown extern function strerror [2022-11-25 16:41:51,678 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 16:41:51,678 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@6c073d2e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:41:51, skipping insertion in model container [2022-11-25 16:41:51,679 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-25 16:41:51,679 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-25 16:41:51,681 INFO L158 Benchmark]: Toolchain (without parser) took 1549.80ms. Allocated memory is still 169.9MB. Free memory was 130.0MB in the beginning and 102.5MB in the end (delta: 27.5MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2022-11-25 16:41:51,682 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 123.7MB. Free memory was 90.8MB in the beginning and 90.8MB in the end (delta: 26.8kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-25 16:41:51,683 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1545.08ms. Allocated memory is still 169.9MB. Free memory was 130.0MB in the beginning and 102.5MB in the end (delta: 27.5MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2022-11-25 16:41:51,685 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 123.7MB. Free memory was 90.8MB in the beginning and 90.8MB in the end (delta: 26.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1545.08ms. Allocated memory is still 169.9MB. Free memory was 130.0MB in the beginning and 102.5MB in the end (delta: 27.5MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2310]: 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_303994c2-0159-49c5-91ac-4c5e70887499/bin/uautomizer-ZsLfNo2U6R/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_303994c2-0159-49c5-91ac-4c5e70887499/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_303994c2-0159-49c5-91ac-4c5e70887499/bin/uautomizer-ZsLfNo2U6R/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_303994c2-0159-49c5-91ac-4c5e70887499/bin/uautomizer-ZsLfNo2U6R/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/fold-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_303994c2-0159-49c5-91ac-4c5e70887499/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_303994c2-0159-49c5-91ac-4c5e70887499/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 a0867bea270203aed75217f96dd22374bdaf648d664600ed5fb4d106cfb0c092 --- 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 16:41:54,380 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-25 16:41:54,383 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-25 16:41:54,443 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-25 16:41:54,444 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-25 16:41:54,448 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-25 16:41:54,451 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-25 16:41:54,453 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-25 16:41:54,455 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-25 16:41:54,456 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-25 16:41:54,457 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-25 16:41:54,461 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-25 16:41:54,461 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-25 16:41:54,463 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-25 16:41:54,469 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-25 16:41:54,471 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-25 16:41:54,472 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-25 16:41:54,472 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-25 16:41:54,474 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-25 16:41:54,476 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-25 16:41:54,477 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-25 16:41:54,485 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-25 16:41:54,486 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-25 16:41:54,487 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-25 16:41:54,491 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-25 16:41:54,492 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-25 16:41:54,495 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-25 16:41:54,496 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-25 16:41:54,501 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-25 16:41:54,502 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-25 16:41:54,502 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-25 16:41:54,503 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-25 16:41:54,504 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-25 16:41:54,505 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-25 16:41:54,506 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-25 16:41:54,506 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-25 16:41:54,507 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-25 16:41:54,507 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-25 16:41:54,507 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-25 16:41:54,508 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-25 16:41:54,509 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-25 16:41:54,516 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_303994c2-0159-49c5-91ac-4c5e70887499/bin/uautomizer-ZsLfNo2U6R/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2022-11-25 16:41:54,550 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-25 16:41:54,550 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-25 16:41:54,551 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-25 16:41:54,551 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-25 16:41:54,552 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-25 16:41:54,552 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-25 16:41:54,553 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-25 16:41:54,553 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-25 16:41:54,553 INFO L138 SettingsManager]: * Use SBE=true [2022-11-25 16:41:54,553 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-25 16:41:54,554 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-25 16:41:54,554 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-25 16:41:54,554 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-25 16:41:54,554 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-11-25 16:41:54,554 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-11-25 16:41:54,554 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-11-25 16:41:54,555 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-25 16:41:54,555 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-25 16:41:54,555 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-25 16:41:54,555 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-25 16:41:54,555 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-25 16:41:54,556 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-25 16:41:54,556 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-25 16:41:54,556 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-25 16:41:54,556 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-25 16:41:54,557 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-25 16:41:54,557 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-25 16:41:54,557 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-11-25 16:41:54,557 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-25 16:41:54,557 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-25 16:41:54,558 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2022-11-25 16:41:54,558 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-25 16:41:54,558 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2022-11-25 16:41:54,558 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_303994c2-0159-49c5-91ac-4c5e70887499/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_303994c2-0159-49c5-91ac-4c5e70887499/bin/uautomizer-ZsLfNo2U6R Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a0867bea270203aed75217f96dd22374bdaf648d664600ed5fb4d106cfb0c092 [2022-11-25 16:41:54,954 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-25 16:41:54,989 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-25 16:41:54,994 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-25 16:41:54,995 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-25 16:41:54,996 INFO L275 PluginConnector]: CDTParser initialized [2022-11-25 16:41:54,997 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_303994c2-0159-49c5-91ac-4c5e70887499/bin/uautomizer-ZsLfNo2U6R/../../sv-benchmarks/c/busybox-1.22.0/fold-1.i [2022-11-25 16:41:58,079 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-25 16:41:58,613 INFO L351 CDTParser]: Found 1 translation units. [2022-11-25 16:41:58,613 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_303994c2-0159-49c5-91ac-4c5e70887499/sv-benchmarks/c/busybox-1.22.0/fold-1.i [2022-11-25 16:41:58,655 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_303994c2-0159-49c5-91ac-4c5e70887499/bin/uautomizer-ZsLfNo2U6R/data/34002446a/0462894d53bc43a4adef56fed647ea0b/FLAGfcdb49053 [2022-11-25 16:41:58,675 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_303994c2-0159-49c5-91ac-4c5e70887499/bin/uautomizer-ZsLfNo2U6R/data/34002446a/0462894d53bc43a4adef56fed647ea0b [2022-11-25 16:41:58,682 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-25 16:41:58,685 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-25 16:41:58,688 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-25 16:41:58,688 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-25 16:41:58,692 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-25 16:41:58,695 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 04:41:58" (1/1) ... [2022-11-25 16:41:58,696 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6bbb5670 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:41:58, skipping insertion in model container [2022-11-25 16:41:58,697 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 04:41:58" (1/1) ... [2022-11-25 16:41:58,705 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-25 16:41:58,797 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-25 16:42:00,518 WARN L623 FunctionHandler]: Unknown extern function strerror [2022-11-25 16:42:00,520 WARN L623 FunctionHandler]: Unknown extern function strerror [2022-11-25 16:42:00,523 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 16:42:00,524 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@7749f09a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:42:00, skipping insertion in model container [2022-11-25 16:42:00,524 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-25 16:42:00,524 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-25 16:42:00,527 INFO L158 Benchmark]: Toolchain (without parser) took 1840.73ms. Allocated memory was 67.1MB in the beginning and 83.9MB in the end (delta: 16.8MB). Free memory was 39.5MB in the beginning and 43.3MB in the end (delta: -3.8MB). Peak memory consumption was 12.7MB. Max. memory is 16.1GB. [2022-11-25 16:42:00,527 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 67.1MB. Free memory is still 44.0MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-25 16:42:00,528 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1836.68ms. Allocated memory was 67.1MB in the beginning and 83.9MB in the end (delta: 16.8MB). Free memory was 39.2MB in the beginning and 43.3MB in the end (delta: -4.1MB). Peak memory consumption was 12.7MB. Max. memory is 16.1GB. [2022-11-25 16:42:00,530 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 67.1MB. Free memory is still 44.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1836.68ms. Allocated memory was 67.1MB in the beginning and 83.9MB in the end (delta: 16.8MB). Free memory was 39.2MB in the beginning and 43.3MB in the end (delta: -4.1MB). Peak memory consumption was 12.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2310]: 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