./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/busybox-1.22.0/tac-2.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 2329fc70 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_8e979856-588f-49b5-bb32-9d21efc44c01/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e979856-588f-49b5-bb32-9d21efc44c01/bin/ukojak-rkRKPMF4O4/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e979856-588f-49b5-bb32-9d21efc44c01/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e979856-588f-49b5-bb32-9d21efc44c01/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/busybox-1.22.0/tac-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e979856-588f-49b5-bb32-9d21efc44c01/bin/ukojak-rkRKPMF4O4/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e979856-588f-49b5-bb32-9d21efc44c01/bin/ukojak-rkRKPMF4O4 --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 Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash a12e8932a427a8103fce10ff51c0b5532fb636497ec2bad4d247a8de3a817f71 --- 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 [2022-12-14 22:48:02,145 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 22:48:02,146 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 22:48:02,159 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 22:48:02,159 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 22:48:02,160 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 22:48:02,161 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 22:48:02,162 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 22:48:02,163 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 22:48:02,164 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 22:48:02,164 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 22:48:02,165 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 22:48:02,165 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 22:48:02,166 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 22:48:02,167 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 22:48:02,168 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 22:48:02,168 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 22:48:02,169 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 22:48:02,170 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 22:48:02,171 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 22:48:02,172 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 22:48:02,173 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 22:48:02,174 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 22:48:02,175 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 22:48:02,177 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 22:48:02,177 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 22:48:02,178 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 22:48:02,178 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 22:48:02,179 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 22:48:02,179 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 22:48:02,179 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 22:48:02,180 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 22:48:02,180 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 22:48:02,181 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 22:48:02,182 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 22:48:02,182 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 22:48:02,182 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 22:48:02,183 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 22:48:02,183 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 22:48:02,183 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 22:48:02,184 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 22:48:02,185 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e979856-588f-49b5-bb32-9d21efc44c01/bin/ukojak-rkRKPMF4O4/config/svcomp-Overflow-64bit-Kojak_Default.epf [2022-12-14 22:48:02,198 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 22:48:02,199 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 22:48:02,199 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 22:48:02,199 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-14 22:48:02,200 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-14 22:48:02,200 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-14 22:48:02,200 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 22:48:02,200 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-14 22:48:02,200 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 22:48:02,200 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 22:48:02,201 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 22:48:02,201 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 22:48:02,201 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 22:48:02,201 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-12-14 22:48:02,201 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 22:48:02,201 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 22:48:02,201 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 22:48:02,201 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-14 22:48:02,201 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-14 22:48:02,202 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 22:48:02,202 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 22:48:02,202 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 22:48:02,202 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 22:48:02,202 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 22:48:02,202 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-14 22:48:02,202 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-14 22:48:02,202 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 22:48:02,203 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_8e979856-588f-49b5-bb32-9d21efc44c01/bin/ukojak-rkRKPMF4O4/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e979856-588f-49b5-bb32-9d21efc44c01/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a12e8932a427a8103fce10ff51c0b5532fb636497ec2bad4d247a8de3a817f71 [2022-12-14 22:48:02,361 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 22:48:02,380 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 22:48:02,383 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 22:48:02,384 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 22:48:02,384 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 22:48:02,386 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e979856-588f-49b5-bb32-9d21efc44c01/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/busybox-1.22.0/tac-2.i [2022-12-14 22:48:04,907 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 22:48:05,204 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 22:48:05,205 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e979856-588f-49b5-bb32-9d21efc44c01/sv-benchmarks/c/busybox-1.22.0/tac-2.i [2022-12-14 22:48:05,219 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e979856-588f-49b5-bb32-9d21efc44c01/bin/ukojak-rkRKPMF4O4/data/450e4ef74/364ab3423e81491b93dfc50bc44aceb5/FLAG7cc923922 [2022-12-14 22:48:05,478 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e979856-588f-49b5-bb32-9d21efc44c01/bin/ukojak-rkRKPMF4O4/data/450e4ef74/364ab3423e81491b93dfc50bc44aceb5 [2022-12-14 22:48:05,480 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 22:48:05,481 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 22:48:05,482 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 22:48:05,482 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 22:48:05,484 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 22:48:05,485 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 10:48:05" (1/1) ... [2022-12-14 22:48:05,485 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@135bc0cf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:48:05, skipping insertion in model container [2022-12-14 22:48:05,485 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 10:48:05" (1/1) ... [2022-12-14 22:48:05,491 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 22:48:05,534 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 22:48:06,432 WARN L623 FunctionHandler]: Unknown extern function strerror [2022-12-14 22:48:06,435 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2022-12-14 22:48:06,436 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@61c9781d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:48:06, skipping insertion in model container [2022-12-14 22:48:06,436 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 22:48:06,436 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-12-14 22:48:06,438 INFO L158 Benchmark]: Toolchain (without parser) took 956.01ms. Allocated memory was 123.7MB in the beginning and 172.0MB in the end (delta: 48.2MB). Free memory was 82.9MB in the beginning and 138.7MB in the end (delta: -55.8MB). Peak memory consumption was 35.3MB. Max. memory is 16.1GB. [2022-12-14 22:48:06,438 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 123.7MB. Free memory is still 67.5MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 22:48:06,439 INFO L158 Benchmark]: CACSL2BoogieTranslator took 954.38ms. Allocated memory was 123.7MB in the beginning and 172.0MB in the end (delta: 48.2MB). Free memory was 82.7MB in the beginning and 138.7MB in the end (delta: -56.1MB). Peak memory consumption was 35.3MB. Max. memory is 16.1GB. [2022-12-14 22:48:06,441 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22ms. Allocated memory is still 123.7MB. Free memory is still 67.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 954.38ms. Allocated memory was 123.7MB in the beginning and 172.0MB in the end (delta: 48.2MB). Free memory was 82.7MB in the beginning and 138.7MB in the end (delta: -56.1MB). Peak memory consumption was 35.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2259]: 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_8e979856-588f-49b5-bb32-9d21efc44c01/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e979856-588f-49b5-bb32-9d21efc44c01/bin/ukojak-rkRKPMF4O4/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e979856-588f-49b5-bb32-9d21efc44c01/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e979856-588f-49b5-bb32-9d21efc44c01/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/busybox-1.22.0/tac-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e979856-588f-49b5-bb32-9d21efc44c01/bin/ukojak-rkRKPMF4O4/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e979856-588f-49b5-bb32-9d21efc44c01/bin/ukojak-rkRKPMF4O4 --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 Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash a12e8932a427a8103fce10ff51c0b5532fb636497ec2bad4d247a8de3a817f71 --- 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 [2022-12-14 22:48:07,818 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 22:48:07,820 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 22:48:07,844 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 22:48:07,845 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 22:48:07,845 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 22:48:07,847 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 22:48:07,848 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 22:48:07,850 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 22:48:07,851 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 22:48:07,852 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 22:48:07,853 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 22:48:07,853 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 22:48:07,854 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 22:48:07,855 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 22:48:07,856 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 22:48:07,857 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 22:48:07,857 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 22:48:07,859 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 22:48:07,861 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 22:48:07,862 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 22:48:07,864 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 22:48:07,865 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 22:48:07,866 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 22:48:07,869 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 22:48:07,870 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 22:48:07,870 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 22:48:07,871 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 22:48:07,872 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 22:48:07,873 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 22:48:07,873 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 22:48:07,874 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 22:48:07,875 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 22:48:07,876 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 22:48:07,877 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 22:48:07,877 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 22:48:07,877 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 22:48:07,878 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 22:48:07,878 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 22:48:07,878 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 22:48:07,879 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 22:48:07,880 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e979856-588f-49b5-bb32-9d21efc44c01/bin/ukojak-rkRKPMF4O4/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2022-12-14 22:48:07,901 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 22:48:07,901 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 22:48:07,902 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 22:48:07,902 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-14 22:48:07,903 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-14 22:48:07,903 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-14 22:48:07,903 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 22:48:07,903 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-14 22:48:07,903 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 22:48:07,903 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 22:48:07,903 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 22:48:07,904 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 22:48:07,904 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-12-14 22:48:07,904 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-12-14 22:48:07,904 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-12-14 22:48:07,904 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-12-14 22:48:07,904 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 22:48:07,905 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 22:48:07,905 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 22:48:07,905 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-14 22:48:07,905 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-14 22:48:07,905 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 22:48:07,905 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 22:48:07,905 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 22:48:07,905 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 22:48:07,906 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 22:48:07,906 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-12-14 22:48:07,906 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-12-14 22:48:07,906 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 22:48:07,906 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-12-14 22:48:07,906 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-12-14 22:48:07,906 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_8e979856-588f-49b5-bb32-9d21efc44c01/bin/ukojak-rkRKPMF4O4/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e979856-588f-49b5-bb32-9d21efc44c01/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a12e8932a427a8103fce10ff51c0b5532fb636497ec2bad4d247a8de3a817f71 [2022-12-14 22:48:08,148 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 22:48:08,164 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 22:48:08,166 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 22:48:08,167 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 22:48:08,168 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 22:48:08,169 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e979856-588f-49b5-bb32-9d21efc44c01/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/busybox-1.22.0/tac-2.i [2022-12-14 22:48:10,744 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 22:48:11,028 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 22:48:11,029 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e979856-588f-49b5-bb32-9d21efc44c01/sv-benchmarks/c/busybox-1.22.0/tac-2.i [2022-12-14 22:48:11,046 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e979856-588f-49b5-bb32-9d21efc44c01/bin/ukojak-rkRKPMF4O4/data/e7121f959/00158c2f333d4382b31eb91f0cd0c0a4/FLAGb32128b39 [2022-12-14 22:48:11,293 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e979856-588f-49b5-bb32-9d21efc44c01/bin/ukojak-rkRKPMF4O4/data/e7121f959/00158c2f333d4382b31eb91f0cd0c0a4 [2022-12-14 22:48:11,295 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 22:48:11,296 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 22:48:11,296 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 22:48:11,297 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 22:48:11,299 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 22:48:11,299 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 10:48:11" (1/1) ... [2022-12-14 22:48:11,300 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@227def4c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:48:11, skipping insertion in model container [2022-12-14 22:48:11,300 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 10:48:11" (1/1) ... [2022-12-14 22:48:11,305 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 22:48:11,375 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 22:48:12,072 WARN L623 FunctionHandler]: Unknown extern function strerror [2022-12-14 22:48:12,074 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2022-12-14 22:48:12,074 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@561dd6a2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:48:12, skipping insertion in model container [2022-12-14 22:48:12,074 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 22:48:12,075 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-12-14 22:48:12,076 INFO L158 Benchmark]: Toolchain (without parser) took 779.64ms. Allocated memory is still 83.9MB. Free memory was 56.7MB in the beginning and 50.9MB in the end (delta: 5.8MB). Peak memory consumption was 19.7MB. Max. memory is 16.1GB. [2022-12-14 22:48:12,076 INFO L158 Benchmark]: CDTParser took 0.12ms. Allocated memory is still 69.2MB. Free memory was 47.9MB in the beginning and 47.8MB in the end (delta: 84.0kB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 22:48:12,077 INFO L158 Benchmark]: CACSL2BoogieTranslator took 778.13ms. Allocated memory is still 83.9MB. Free memory was 56.5MB in the beginning and 50.9MB in the end (delta: 5.6MB). Peak memory consumption was 19.7MB. Max. memory is 16.1GB. [2022-12-14 22:48:12,078 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 69.2MB. Free memory was 47.9MB in the beginning and 47.8MB in the end (delta: 84.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 778.13ms. Allocated memory is still 83.9MB. Free memory was 56.5MB in the beginning and 50.9MB in the end (delta: 5.6MB). Peak memory consumption was 19.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2259]: 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