./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/busybox-1.22.0/sync-2.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version e04fb08f 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_2af0726e-ea49-4fc0-b3f6-23d74b7feacc/bin/uautomizer-tPACEb0tL8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2af0726e-ea49-4fc0-b3f6-23d74b7feacc/bin/uautomizer-tPACEb0tL8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2af0726e-ea49-4fc0-b3f6-23d74b7feacc/bin/uautomizer-tPACEb0tL8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2af0726e-ea49-4fc0-b3f6-23d74b7feacc/bin/uautomizer-tPACEb0tL8/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/sync-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2af0726e-ea49-4fc0-b3f6-23d74b7feacc/bin/uautomizer-tPACEb0tL8/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2af0726e-ea49-4fc0-b3f6-23d74b7feacc/bin/uautomizer-tPACEb0tL8 --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 727341e103cd8bce499d9ef3aeff00ef12cc47b8d9139b3e1b87abd8c9cbf8f9 --- 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-e04fb08 [2022-11-16 12:03:49,973 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-16 12:03:49,975 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-16 12:03:50,015 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-16 12:03:50,016 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-16 12:03:50,020 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-16 12:03:50,022 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-16 12:03:50,027 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-16 12:03:50,030 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-16 12:03:50,034 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-16 12:03:50,036 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-16 12:03:50,039 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-16 12:03:50,040 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-16 12:03:50,046 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-16 12:03:50,048 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-16 12:03:50,051 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-16 12:03:50,052 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-16 12:03:50,054 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-16 12:03:50,056 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-16 12:03:50,062 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-16 12:03:50,065 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-16 12:03:50,067 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-16 12:03:50,070 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-16 12:03:50,072 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-16 12:03:50,077 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-16 12:03:50,077 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-16 12:03:50,078 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-16 12:03:50,079 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-16 12:03:50,080 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-16 12:03:50,081 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-16 12:03:50,082 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-16 12:03:50,083 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-16 12:03:50,084 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-16 12:03:50,085 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-16 12:03:50,086 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-16 12:03:50,087 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-16 12:03:50,087 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-16 12:03:50,088 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-16 12:03:50,088 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-16 12:03:50,089 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-16 12:03:50,090 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-16 12:03:50,091 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2af0726e-ea49-4fc0-b3f6-23d74b7feacc/bin/uautomizer-tPACEb0tL8/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2022-11-16 12:03:50,118 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-16 12:03:50,118 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-16 12:03:50,119 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-16 12:03:50,119 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-16 12:03:50,120 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-16 12:03:50,120 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-16 12:03:50,121 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-16 12:03:50,121 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-16 12:03:50,121 INFO L138 SettingsManager]: * Use SBE=true [2022-11-16 12:03:50,122 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-16 12:03:50,122 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-16 12:03:50,122 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-16 12:03:50,123 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-16 12:03:50,123 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-11-16 12:03:50,123 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-11-16 12:03:50,123 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-11-16 12:03:50,124 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-16 12:03:50,124 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-16 12:03:50,124 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-16 12:03:50,125 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-16 12:03:50,125 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-16 12:03:50,125 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-16 12:03:50,125 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-16 12:03:50,126 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-16 12:03:50,126 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-16 12:03:50,126 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-16 12:03:50,127 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-16 12:03:50,127 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_2af0726e-ea49-4fc0-b3f6-23d74b7feacc/bin/uautomizer-tPACEb0tL8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2af0726e-ea49-4fc0-b3f6-23d74b7feacc/bin/uautomizer-tPACEb0tL8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 727341e103cd8bce499d9ef3aeff00ef12cc47b8d9139b3e1b87abd8c9cbf8f9 [2022-11-16 12:03:50,457 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-16 12:03:50,490 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-16 12:03:50,496 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-16 12:03:50,498 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-16 12:03:50,499 INFO L275 PluginConnector]: CDTParser initialized [2022-11-16 12:03:50,501 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2af0726e-ea49-4fc0-b3f6-23d74b7feacc/bin/uautomizer-tPACEb0tL8/../../sv-benchmarks/c/busybox-1.22.0/sync-2.i [2022-11-16 12:03:50,595 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2af0726e-ea49-4fc0-b3f6-23d74b7feacc/bin/uautomizer-tPACEb0tL8/data/9cb5fd98b/39754eaf0056450da3202043bdefd2ef/FLAG598acc4c0 [2022-11-16 12:03:51,449 INFO L306 CDTParser]: Found 1 translation units. [2022-11-16 12:03:51,450 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2af0726e-ea49-4fc0-b3f6-23d74b7feacc/sv-benchmarks/c/busybox-1.22.0/sync-2.i [2022-11-16 12:03:51,476 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2af0726e-ea49-4fc0-b3f6-23d74b7feacc/bin/uautomizer-tPACEb0tL8/data/9cb5fd98b/39754eaf0056450da3202043bdefd2ef/FLAG598acc4c0 [2022-11-16 12:03:51,589 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2af0726e-ea49-4fc0-b3f6-23d74b7feacc/bin/uautomizer-tPACEb0tL8/data/9cb5fd98b/39754eaf0056450da3202043bdefd2ef [2022-11-16 12:03:51,592 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-16 12:03:51,594 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-16 12:03:51,598 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-16 12:03:51,598 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-16 12:03:51,603 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-16 12:03:51,604 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 12:03:51" (1/1) ... [2022-11-16 12:03:51,606 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@61adbe6c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:03:51, skipping insertion in model container [2022-11-16 12:03:51,606 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 12:03:51" (1/1) ... [2022-11-16 12:03:51,615 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-16 12:03:51,714 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-16 12:03:52,802 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_error_msg [2022-11-16 12:03:52,803 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@7f952e87 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:03:52, skipping insertion in model container [2022-11-16 12:03:52,803 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-16 12:03:52,804 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-16 12:03:52,807 INFO L158 Benchmark]: Toolchain (without parser) took 1211.35ms. Allocated memory is still 130.0MB. Free memory was 90.4MB in the beginning and 98.2MB in the end (delta: -7.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-11-16 12:03:52,809 INFO L158 Benchmark]: CDTParser took 0.67ms. Allocated memory is still 130.0MB. Free memory is still 110.6MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-16 12:03:52,811 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1206.06ms. Allocated memory is still 130.0MB. Free memory was 90.2MB in the beginning and 98.2MB in the end (delta: -7.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-11-16 12:03:52,813 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.67ms. Allocated memory is still 130.0MB. Free memory is still 110.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1206.06ms. Allocated memory is still 130.0MB. Free memory was 90.2MB in the beginning and 98.2MB in the end (delta: -7.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 1871]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_error_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_2af0726e-ea49-4fc0-b3f6-23d74b7feacc/bin/uautomizer-tPACEb0tL8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2af0726e-ea49-4fc0-b3f6-23d74b7feacc/bin/uautomizer-tPACEb0tL8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2af0726e-ea49-4fc0-b3f6-23d74b7feacc/bin/uautomizer-tPACEb0tL8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2af0726e-ea49-4fc0-b3f6-23d74b7feacc/bin/uautomizer-tPACEb0tL8/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/sync-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2af0726e-ea49-4fc0-b3f6-23d74b7feacc/bin/uautomizer-tPACEb0tL8/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2af0726e-ea49-4fc0-b3f6-23d74b7feacc/bin/uautomizer-tPACEb0tL8 --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 727341e103cd8bce499d9ef3aeff00ef12cc47b8d9139b3e1b87abd8c9cbf8f9 --- 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-e04fb08 [2022-11-16 12:03:55,185 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-16 12:03:55,188 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-16 12:03:55,228 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-16 12:03:55,228 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-16 12:03:55,232 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-16 12:03:55,235 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-16 12:03:55,241 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-16 12:03:55,244 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-16 12:03:55,250 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-16 12:03:55,251 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-16 12:03:55,254 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-16 12:03:55,255 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-16 12:03:55,257 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-16 12:03:55,259 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-16 12:03:55,260 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-16 12:03:55,263 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-16 12:03:55,264 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-16 12:03:55,270 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-16 12:03:55,275 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-16 12:03:55,276 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-16 12:03:55,278 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-16 12:03:55,279 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-16 12:03:55,281 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-16 12:03:55,285 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-16 12:03:55,291 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-16 12:03:55,291 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-16 12:03:55,292 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-16 12:03:55,294 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-16 12:03:55,295 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-16 12:03:55,295 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-16 12:03:55,296 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-16 12:03:55,299 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-16 12:03:55,299 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-16 12:03:55,301 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-16 12:03:55,301 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-16 12:03:55,302 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-16 12:03:55,303 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-16 12:03:55,303 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-16 12:03:55,305 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-16 12:03:55,306 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-16 12:03:55,307 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2af0726e-ea49-4fc0-b3f6-23d74b7feacc/bin/uautomizer-tPACEb0tL8/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2022-11-16 12:03:55,364 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-16 12:03:55,364 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-16 12:03:55,365 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-16 12:03:55,366 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-16 12:03:55,367 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-16 12:03:55,367 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-16 12:03:55,369 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-16 12:03:55,369 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-16 12:03:55,369 INFO L138 SettingsManager]: * Use SBE=true [2022-11-16 12:03:55,370 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-16 12:03:55,371 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-16 12:03:55,371 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-16 12:03:55,371 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-16 12:03:55,372 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-11-16 12:03:55,372 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-11-16 12:03:55,372 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-11-16 12:03:55,373 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-16 12:03:55,373 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-16 12:03:55,373 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-16 12:03:55,373 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-16 12:03:55,373 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-16 12:03:55,374 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-16 12:03:55,374 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-16 12:03:55,374 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-16 12:03:55,374 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-16 12:03:55,374 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-16 12:03:55,375 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-16 12:03:55,375 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-11-16 12:03:55,375 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-16 12:03:55,376 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-16 12:03:55,376 INFO L138 SettingsManager]: * Logic for external solver=AUFBV 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_2af0726e-ea49-4fc0-b3f6-23d74b7feacc/bin/uautomizer-tPACEb0tL8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2af0726e-ea49-4fc0-b3f6-23d74b7feacc/bin/uautomizer-tPACEb0tL8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 727341e103cd8bce499d9ef3aeff00ef12cc47b8d9139b3e1b87abd8c9cbf8f9 [2022-11-16 12:03:55,836 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-16 12:03:55,860 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-16 12:03:55,862 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-16 12:03:55,864 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-16 12:03:55,865 INFO L275 PluginConnector]: CDTParser initialized [2022-11-16 12:03:55,867 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2af0726e-ea49-4fc0-b3f6-23d74b7feacc/bin/uautomizer-tPACEb0tL8/../../sv-benchmarks/c/busybox-1.22.0/sync-2.i [2022-11-16 12:03:55,942 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2af0726e-ea49-4fc0-b3f6-23d74b7feacc/bin/uautomizer-tPACEb0tL8/data/610289d7b/ba357392750c4b8da5e4daafd1159c8e/FLAGaa404dfa0 [2022-11-16 12:03:56,664 INFO L306 CDTParser]: Found 1 translation units. [2022-11-16 12:03:56,664 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2af0726e-ea49-4fc0-b3f6-23d74b7feacc/sv-benchmarks/c/busybox-1.22.0/sync-2.i [2022-11-16 12:03:56,695 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2af0726e-ea49-4fc0-b3f6-23d74b7feacc/bin/uautomizer-tPACEb0tL8/data/610289d7b/ba357392750c4b8da5e4daafd1159c8e/FLAGaa404dfa0 [2022-11-16 12:03:56,819 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2af0726e-ea49-4fc0-b3f6-23d74b7feacc/bin/uautomizer-tPACEb0tL8/data/610289d7b/ba357392750c4b8da5e4daafd1159c8e [2022-11-16 12:03:56,823 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-16 12:03:56,824 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-16 12:03:56,829 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-16 12:03:56,829 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-16 12:03:56,833 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-16 12:03:56,834 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 12:03:56" (1/1) ... [2022-11-16 12:03:56,836 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@727343b8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:03:56, skipping insertion in model container [2022-11-16 12:03:56,836 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 12:03:56" (1/1) ... [2022-11-16 12:03:56,844 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-16 12:03:56,919 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-16 12:03:57,938 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_error_msg [2022-11-16 12:03:57,940 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@776ebd01 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:03:57, skipping insertion in model container [2022-11-16 12:03:57,941 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-16 12:03:57,942 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-16 12:03:57,944 INFO L158 Benchmark]: Toolchain (without parser) took 1118.56ms. Allocated memory is still 69.2MB. Free memory was 45.9MB in the beginning and 43.3MB in the end (delta: 2.6MB). Peak memory consumption was 15.3MB. Max. memory is 16.1GB. [2022-11-16 12:03:57,946 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 69.2MB. Free memory was 49.9MB in the beginning and 49.8MB in the end (delta: 101.5kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-16 12:03:57,948 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1112.74ms. Allocated memory is still 69.2MB. Free memory was 45.7MB in the beginning and 43.3MB in the end (delta: 2.4MB). Peak memory consumption was 15.3MB. Max. memory is 16.1GB. [2022-11-16 12:03:57,950 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26ms. Allocated memory is still 69.2MB. Free memory was 49.9MB in the beginning and 49.8MB in the end (delta: 101.5kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1112.74ms. Allocated memory is still 69.2MB. Free memory was 45.7MB in the beginning and 43.3MB in the end (delta: 2.4MB). Peak memory consumption was 15.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 1871]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_error_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