./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/busybox-1.22.0/chgrp-incomplete-2.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 2329fc70 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_cf592166-29b2-41e9-bba8-4392250b07ec/bin/uautomizer-uyxdKDjOR8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf592166-29b2-41e9-bba8-4392250b07ec/bin/uautomizer-uyxdKDjOR8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf592166-29b2-41e9-bba8-4392250b07ec/bin/uautomizer-uyxdKDjOR8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf592166-29b2-41e9-bba8-4392250b07ec/bin/uautomizer-uyxdKDjOR8/config/AutomizerReach.xml -i ../../sv-benchmarks/c/busybox-1.22.0/chgrp-incomplete-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf592166-29b2-41e9-bba8-4392250b07ec/bin/uautomizer-uyxdKDjOR8/config/svcomp-Overflow-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf592166-29b2-41e9-bba8-4392250b07ec/bin/uautomizer-uyxdKDjOR8 --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 75a422495b0d341888d6fa4ea15996bc435989c8057f490725519b3804611bf5 --- 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-2329fc7 [2022-12-13 15:09:03,157 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-13 15:09:03,159 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-13 15:09:03,181 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-13 15:09:03,181 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-13 15:09:03,182 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-13 15:09:03,183 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-13 15:09:03,184 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-13 15:09:03,186 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-13 15:09:03,187 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-13 15:09:03,187 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-13 15:09:03,193 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-13 15:09:03,194 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-13 15:09:03,195 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-13 15:09:03,196 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-13 15:09:03,197 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-13 15:09:03,198 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-13 15:09:03,199 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-13 15:09:03,200 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-13 15:09:03,202 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-13 15:09:03,203 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-13 15:09:03,204 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-13 15:09:03,205 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-13 15:09:03,206 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-13 15:09:03,213 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-13 15:09:03,213 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-13 15:09:03,213 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-13 15:09:03,214 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-13 15:09:03,214 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-13 15:09:03,215 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-13 15:09:03,215 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-13 15:09:03,215 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-13 15:09:03,216 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-13 15:09:03,216 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-13 15:09:03,217 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-13 15:09:03,217 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-13 15:09:03,217 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-13 15:09:03,218 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-13 15:09:03,218 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-13 15:09:03,218 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-13 15:09:03,219 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-13 15:09:03,219 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf592166-29b2-41e9-bba8-4392250b07ec/bin/uautomizer-uyxdKDjOR8/config/svcomp-Overflow-64bit-Automizer_Default.epf [2022-12-13 15:09:03,233 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-13 15:09:03,233 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-13 15:09:03,234 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-12-13 15:09:03,234 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-12-13 15:09:03,234 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-13 15:09:03,234 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-12-13 15:09:03,235 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-13 15:09:03,235 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-13 15:09:03,235 INFO L138 SettingsManager]: * Use SBE=true [2022-12-13 15:09:03,235 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-13 15:09:03,235 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-13 15:09:03,235 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-13 15:09:03,235 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-13 15:09:03,235 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-13 15:09:03,235 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-13 15:09:03,236 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-13 15:09:03,236 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-12-13 15:09:03,236 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-13 15:09:03,236 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-13 15:09:03,236 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-13 15:09:03,236 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-13 15:09:03,236 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-12-13 15:09:03,236 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-13 15:09:03,236 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-13 15:09:03,236 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-13 15:09:03,236 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-13 15:09:03,237 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-13 15:09:03,237 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-12-13 15:09:03,237 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-13 15:09:03,237 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-12-13 15:09:03,237 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-13 15:09:03,237 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2022-12-13 15:09:03,237 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-12-13 15:09:03,237 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2022-12-13 15:09:03,237 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_cf592166-29b2-41e9-bba8-4392250b07ec/bin/uautomizer-uyxdKDjOR8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf592166-29b2-41e9-bba8-4392250b07ec/bin/uautomizer-uyxdKDjOR8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 75a422495b0d341888d6fa4ea15996bc435989c8057f490725519b3804611bf5 [2022-12-13 15:09:03,404 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-13 15:09:03,422 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-13 15:09:03,424 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-13 15:09:03,424 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-13 15:09:03,425 INFO L275 PluginConnector]: CDTParser initialized [2022-12-13 15:09:03,425 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf592166-29b2-41e9-bba8-4392250b07ec/bin/uautomizer-uyxdKDjOR8/../../sv-benchmarks/c/busybox-1.22.0/chgrp-incomplete-2.i [2022-12-13 15:09:06,007 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-13 15:09:06,282 INFO L351 CDTParser]: Found 1 translation units. [2022-12-13 15:09:06,283 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf592166-29b2-41e9-bba8-4392250b07ec/sv-benchmarks/c/busybox-1.22.0/chgrp-incomplete-2.i [2022-12-13 15:09:06,300 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf592166-29b2-41e9-bba8-4392250b07ec/bin/uautomizer-uyxdKDjOR8/data/e47e137e6/41ccff408d5a4e32b4cd5d336e71d60d/FLAG25d34383f [2022-12-13 15:09:06,314 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf592166-29b2-41e9-bba8-4392250b07ec/bin/uautomizer-uyxdKDjOR8/data/e47e137e6/41ccff408d5a4e32b4cd5d336e71d60d [2022-12-13 15:09:06,316 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-13 15:09:06,317 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-13 15:09:06,319 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-13 15:09:06,319 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-13 15:09:06,322 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-13 15:09:06,323 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 03:09:06" (1/1) ... [2022-12-13 15:09:06,324 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5f9a8038 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 03:09:06, skipping insertion in model container [2022-12-13 15:09:06,324 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 03:09:06" (1/1) ... [2022-12-13 15:09:06,331 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-13 15:09:06,383 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-13 15:09:07,074 WARN L623 FunctionHandler]: Unknown extern function vasprintf [2022-12-13 15:09:07,081 WARN L623 FunctionHandler]: Unknown extern function syslog [2022-12-13 15:09:07,086 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: xasprintf [2022-12-13 15:09:07,086 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@48e29bf9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 03:09:07, skipping insertion in model container [2022-12-13 15:09:07,086 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-13 15:09:07,087 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-12-13 15:09:07,088 INFO L158 Benchmark]: Toolchain (without parser) took 769.91ms. Allocated memory is still 123.7MB. Free memory was 91.4MB in the beginning and 67.9MB in the end (delta: 23.5MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2022-12-13 15:09:07,088 INFO L158 Benchmark]: CDTParser took 0.11ms. Allocated memory is still 98.6MB. Free memory is still 64.1MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-13 15:09:07,088 INFO L158 Benchmark]: CACSL2BoogieTranslator took 767.85ms. Allocated memory is still 123.7MB. Free memory was 91.0MB in the beginning and 67.9MB in the end (delta: 23.1MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2022-12-13 15:09:07,089 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11ms. Allocated memory is still 98.6MB. Free memory is still 64.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 767.85ms. Allocated memory is still 123.7MB. Free memory was 91.0MB in the beginning and 67.9MB in the end (delta: 23.1MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2344]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: xasprintf 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_cf592166-29b2-41e9-bba8-4392250b07ec/bin/uautomizer-uyxdKDjOR8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf592166-29b2-41e9-bba8-4392250b07ec/bin/uautomizer-uyxdKDjOR8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf592166-29b2-41e9-bba8-4392250b07ec/bin/uautomizer-uyxdKDjOR8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf592166-29b2-41e9-bba8-4392250b07ec/bin/uautomizer-uyxdKDjOR8/config/AutomizerReach.xml -i ../../sv-benchmarks/c/busybox-1.22.0/chgrp-incomplete-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf592166-29b2-41e9-bba8-4392250b07ec/bin/uautomizer-uyxdKDjOR8/config/svcomp-Overflow-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf592166-29b2-41e9-bba8-4392250b07ec/bin/uautomizer-uyxdKDjOR8 --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 75a422495b0d341888d6fa4ea15996bc435989c8057f490725519b3804611bf5 --- 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-2329fc7 [2022-12-13 15:09:08,406 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-13 15:09:08,407 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-13 15:09:08,420 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-13 15:09:08,420 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-13 15:09:08,421 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-13 15:09:08,422 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-13 15:09:08,424 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-13 15:09:08,427 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-13 15:09:08,428 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-13 15:09:08,430 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-13 15:09:08,431 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-13 15:09:08,432 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-13 15:09:08,433 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-13 15:09:08,435 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-13 15:09:08,436 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-13 15:09:08,438 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-13 15:09:08,439 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-13 15:09:08,442 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-13 15:09:08,445 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-13 15:09:08,447 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-13 15:09:08,448 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-13 15:09:08,449 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-13 15:09:08,450 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-13 15:09:08,452 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-13 15:09:08,452 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-13 15:09:08,452 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-13 15:09:08,453 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-13 15:09:08,453 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-13 15:09:08,454 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-13 15:09:08,454 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-13 15:09:08,454 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-13 15:09:08,455 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-13 15:09:08,455 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-13 15:09:08,461 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-13 15:09:08,462 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-13 15:09:08,462 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-13 15:09:08,463 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-13 15:09:08,463 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-13 15:09:08,464 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-13 15:09:08,465 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-13 15:09:08,465 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf592166-29b2-41e9-bba8-4392250b07ec/bin/uautomizer-uyxdKDjOR8/config/svcomp-Overflow-64bit-Automizer_Bitvector.epf [2022-12-13 15:09:08,491 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-13 15:09:08,491 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-13 15:09:08,491 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-12-13 15:09:08,492 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-12-13 15:09:08,492 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-13 15:09:08,492 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-12-13 15:09:08,493 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-13 15:09:08,493 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-13 15:09:08,493 INFO L138 SettingsManager]: * Use SBE=true [2022-12-13 15:09:08,493 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-13 15:09:08,493 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-13 15:09:08,494 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-13 15:09:08,494 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-13 15:09:08,494 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-13 15:09:08,494 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-13 15:09:08,494 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-12-13 15:09:08,494 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-12-13 15:09:08,494 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-12-13 15:09:08,495 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-12-13 15:09:08,495 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-13 15:09:08,495 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-13 15:09:08,495 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-13 15:09:08,495 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-13 15:09:08,495 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-12-13 15:09:08,496 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-13 15:09:08,496 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-13 15:09:08,496 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-13 15:09:08,496 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-13 15:09:08,496 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-13 15:09:08,496 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-12-13 15:09:08,496 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-12-13 15:09:08,497 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-12-13 15:09:08,497 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-13 15:09:08,497 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2022-12-13 15:09:08,497 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-12-13 15:09:08,497 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2022-12-13 15:09:08,497 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2022-12-13 15:09:08,497 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_cf592166-29b2-41e9-bba8-4392250b07ec/bin/uautomizer-uyxdKDjOR8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf592166-29b2-41e9-bba8-4392250b07ec/bin/uautomizer-uyxdKDjOR8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 75a422495b0d341888d6fa4ea15996bc435989c8057f490725519b3804611bf5 [2022-12-13 15:09:08,700 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-13 15:09:08,715 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-13 15:09:08,717 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-13 15:09:08,718 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-13 15:09:08,718 INFO L275 PluginConnector]: CDTParser initialized [2022-12-13 15:09:08,719 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf592166-29b2-41e9-bba8-4392250b07ec/bin/uautomizer-uyxdKDjOR8/../../sv-benchmarks/c/busybox-1.22.0/chgrp-incomplete-2.i [2022-12-13 15:09:11,302 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-13 15:09:11,602 INFO L351 CDTParser]: Found 1 translation units. [2022-12-13 15:09:11,603 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf592166-29b2-41e9-bba8-4392250b07ec/sv-benchmarks/c/busybox-1.22.0/chgrp-incomplete-2.i [2022-12-13 15:09:11,633 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf592166-29b2-41e9-bba8-4392250b07ec/bin/uautomizer-uyxdKDjOR8/data/2eed55435/f1d0fbf22c2c4b30844dc8f2b81ea726/FLAG12dbf8e97 [2022-12-13 15:09:11,860 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf592166-29b2-41e9-bba8-4392250b07ec/bin/uautomizer-uyxdKDjOR8/data/2eed55435/f1d0fbf22c2c4b30844dc8f2b81ea726 [2022-12-13 15:09:11,862 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-13 15:09:11,863 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-13 15:09:11,864 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-13 15:09:11,864 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-13 15:09:11,866 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-13 15:09:11,867 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 03:09:11" (1/1) ... [2022-12-13 15:09:11,867 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5cfc6c97 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 03:09:11, skipping insertion in model container [2022-12-13 15:09:11,867 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 03:09:11" (1/1) ... [2022-12-13 15:09:11,872 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-13 15:09:11,911 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-13 15:09:12,646 WARN L623 FunctionHandler]: Unknown extern function vasprintf [2022-12-13 15:09:12,656 WARN L623 FunctionHandler]: Unknown extern function syslog [2022-12-13 15:09:12,663 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: xasprintf [2022-12-13 15:09:12,663 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@5d13a519 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 03:09:12, skipping insertion in model container [2022-12-13 15:09:12,664 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-13 15:09:12,664 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-12-13 15:09:12,666 INFO L158 Benchmark]: Toolchain (without parser) took 801.87ms. Allocated memory is still 77.6MB. Free memory was 52.1MB in the beginning and 52.5MB in the end (delta: -479.5kB). Peak memory consumption was 30.2MB. Max. memory is 16.1GB. [2022-12-13 15:09:12,666 INFO L158 Benchmark]: CDTParser took 0.12ms. Allocated memory is still 60.8MB. Free memory is still 39.2MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-13 15:09:12,667 INFO L158 Benchmark]: CACSL2BoogieTranslator took 800.15ms. Allocated memory is still 77.6MB. Free memory was 51.8MB in the beginning and 52.5MB in the end (delta: -781.7kB). Peak memory consumption was 30.2MB. Max. memory is 16.1GB. [2022-12-13 15:09:12,668 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12ms. Allocated memory is still 60.8MB. Free memory is still 39.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 800.15ms. Allocated memory is still 77.6MB. Free memory was 51.8MB in the beginning and 52.5MB in the end (delta: -781.7kB). Peak memory consumption was 30.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2344]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: xasprintf 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