./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/busybox-1.22.0/fold-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_0fc962e1-e2fd-4676-abe4-b11eb9187f21/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fc962e1-e2fd-4676-abe4-b11eb9187f21/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_0fc962e1-e2fd-4676-abe4-b11eb9187f21/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fc962e1-e2fd-4676-abe4-b11eb9187f21/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/busybox-1.22.0/fold-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fc962e1-e2fd-4676-abe4-b11eb9187f21/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_0fc962e1-e2fd-4676-abe4-b11eb9187f21/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 3d9f668f76f0a1bb4db1c87621ba1f5ce63f8bfa633e977c0afbe178905aa7e9 --- 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 18:17:17,176 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 18:17:17,178 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 18:17:17,196 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 18:17:17,196 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 18:17:17,197 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 18:17:17,198 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 18:17:17,200 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 18:17:17,201 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 18:17:17,202 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 18:17:17,203 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 18:17:17,204 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 18:17:17,204 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 18:17:17,205 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 18:17:17,206 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 18:17:17,207 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 18:17:17,208 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 18:17:17,209 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 18:17:17,211 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 18:17:17,213 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 18:17:17,216 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 18:17:17,217 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 18:17:17,217 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 18:17:17,218 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 18:17:17,220 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 18:17:17,220 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 18:17:17,220 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 18:17:17,221 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 18:17:17,221 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 18:17:17,222 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 18:17:17,222 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 18:17:17,222 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 18:17:17,223 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 18:17:17,223 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 18:17:17,224 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 18:17:17,224 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 18:17:17,224 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 18:17:17,224 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 18:17:17,224 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 18:17:17,225 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 18:17:17,225 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 18:17:17,226 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fc962e1-e2fd-4676-abe4-b11eb9187f21/bin/ukojak-rkRKPMF4O4/config/svcomp-Overflow-64bit-Kojak_Default.epf [2022-12-14 18:17:17,239 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 18:17:17,239 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 18:17:17,240 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 18:17:17,240 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-14 18:17:17,240 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-14 18:17:17,241 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-14 18:17:17,241 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 18:17:17,241 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-14 18:17:17,241 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 18:17:17,241 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 18:17:17,241 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 18:17:17,241 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 18:17:17,241 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 18:17:17,241 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-12-14 18:17:17,241 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 18:17:17,242 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 18:17:17,242 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 18:17:17,242 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-14 18:17:17,242 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-14 18:17:17,242 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 18:17:17,242 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 18:17:17,242 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 18:17:17,242 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 18:17:17,242 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 18:17:17,242 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-14 18:17:17,243 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-14 18:17:17,243 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 18:17:17,243 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_0fc962e1-e2fd-4676-abe4-b11eb9187f21/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fc962e1-e2fd-4676-abe4-b11eb9187f21/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3d9f668f76f0a1bb4db1c87621ba1f5ce63f8bfa633e977c0afbe178905aa7e9 [2022-12-14 18:17:17,417 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 18:17:17,437 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 18:17:17,439 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 18:17:17,440 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 18:17:17,441 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 18:17:17,442 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fc962e1-e2fd-4676-abe4-b11eb9187f21/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/busybox-1.22.0/fold-2.i [2022-12-14 18:17:20,040 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 18:17:20,302 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 18:17:20,303 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fc962e1-e2fd-4676-abe4-b11eb9187f21/sv-benchmarks/c/busybox-1.22.0/fold-2.i [2022-12-14 18:17:20,334 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fc962e1-e2fd-4676-abe4-b11eb9187f21/bin/ukojak-rkRKPMF4O4/data/f9e05d2b4/b448de3eec2b4ef0bf4de2545be806bd/FLAG208b3b5bd [2022-12-14 18:17:20,347 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fc962e1-e2fd-4676-abe4-b11eb9187f21/bin/ukojak-rkRKPMF4O4/data/f9e05d2b4/b448de3eec2b4ef0bf4de2545be806bd [2022-12-14 18:17:20,348 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 18:17:20,350 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 18:17:20,351 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 18:17:20,351 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 18:17:20,353 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 18:17:20,353 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 06:17:20" (1/1) ... [2022-12-14 18:17:20,354 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1c5e109a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:17:20, skipping insertion in model container [2022-12-14 18:17:20,354 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 06:17:20" (1/1) ... [2022-12-14 18:17:20,360 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 18:17:20,409 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 18:17:21,312 WARN L623 FunctionHandler]: Unknown extern function strerror [2022-12-14 18:17:21,313 WARN L623 FunctionHandler]: Unknown extern function strerror [2022-12-14 18:17:21,315 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 18:17:21,315 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@65c2c995 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:17:21, skipping insertion in model container [2022-12-14 18:17:21,315 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 18:17:21,316 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-12-14 18:17:21,317 INFO L158 Benchmark]: Toolchain (without parser) took 966.97ms. Allocated memory is still 167.8MB. Free memory was 125.9MB in the beginning and 98.1MB in the end (delta: 27.8MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. [2022-12-14 18:17:21,317 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 167.8MB. Free memory is still 140.0MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 18:17:21,318 INFO L158 Benchmark]: CACSL2BoogieTranslator took 965.25ms. Allocated memory is still 167.8MB. Free memory was 125.9MB in the beginning and 98.1MB in the end (delta: 27.8MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. [2022-12-14 18:17:21,319 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18ms. Allocated memory is still 167.8MB. Free memory is still 140.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 965.25ms. Allocated memory is still 167.8MB. Free memory was 125.9MB in the beginning and 98.1MB in the end (delta: 27.8MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2310]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fc962e1-e2fd-4676-abe4-b11eb9187f21/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fc962e1-e2fd-4676-abe4-b11eb9187f21/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_0fc962e1-e2fd-4676-abe4-b11eb9187f21/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fc962e1-e2fd-4676-abe4-b11eb9187f21/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/busybox-1.22.0/fold-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fc962e1-e2fd-4676-abe4-b11eb9187f21/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_0fc962e1-e2fd-4676-abe4-b11eb9187f21/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 3d9f668f76f0a1bb4db1c87621ba1f5ce63f8bfa633e977c0afbe178905aa7e9 --- 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 18:17:22,670 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 18:17:22,671 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 18:17:22,684 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 18:17:22,684 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 18:17:22,685 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 18:17:22,685 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 18:17:22,686 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 18:17:22,687 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 18:17:22,688 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 18:17:22,688 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 18:17:22,689 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 18:17:22,689 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 18:17:22,690 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 18:17:22,691 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 18:17:22,691 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 18:17:22,692 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 18:17:22,693 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 18:17:22,694 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 18:17:22,695 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 18:17:22,696 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 18:17:22,697 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 18:17:22,697 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 18:17:22,698 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 18:17:22,700 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 18:17:22,701 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 18:17:22,701 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 18:17:22,701 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 18:17:22,702 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 18:17:22,702 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 18:17:22,703 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 18:17:22,703 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 18:17:22,704 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 18:17:22,704 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 18:17:22,709 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 18:17:22,710 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 18:17:22,710 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 18:17:22,710 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 18:17:22,711 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 18:17:22,711 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 18:17:22,712 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 18:17:22,712 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fc962e1-e2fd-4676-abe4-b11eb9187f21/bin/ukojak-rkRKPMF4O4/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2022-12-14 18:17:22,729 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 18:17:22,729 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 18:17:22,730 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 18:17:22,730 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-14 18:17:22,730 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-14 18:17:22,731 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-14 18:17:22,731 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 18:17:22,731 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-14 18:17:22,731 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 18:17:22,731 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 18:17:22,731 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 18:17:22,732 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 18:17:22,732 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-12-14 18:17:22,732 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-12-14 18:17:22,732 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-12-14 18:17:22,732 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-12-14 18:17:22,732 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 18:17:22,733 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 18:17:22,733 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 18:17:22,733 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-14 18:17:22,733 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-14 18:17:22,733 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 18:17:22,733 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 18:17:22,734 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 18:17:22,734 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 18:17:22,734 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 18:17:22,734 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-12-14 18:17:22,734 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-12-14 18:17:22,735 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 18:17:22,735 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-12-14 18:17:22,735 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-12-14 18:17:22,735 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_0fc962e1-e2fd-4676-abe4-b11eb9187f21/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fc962e1-e2fd-4676-abe4-b11eb9187f21/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3d9f668f76f0a1bb4db1c87621ba1f5ce63f8bfa633e977c0afbe178905aa7e9 [2022-12-14 18:17:22,939 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 18:17:22,956 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 18:17:22,959 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 18:17:22,959 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 18:17:22,960 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 18:17:22,961 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fc962e1-e2fd-4676-abe4-b11eb9187f21/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/busybox-1.22.0/fold-2.i [2022-12-14 18:17:25,502 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 18:17:25,761 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 18:17:25,762 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fc962e1-e2fd-4676-abe4-b11eb9187f21/sv-benchmarks/c/busybox-1.22.0/fold-2.i [2022-12-14 18:17:25,778 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fc962e1-e2fd-4676-abe4-b11eb9187f21/bin/ukojak-rkRKPMF4O4/data/2e572e0d3/ff4fab1a08bd4ea4bd554fa11eff9eb2/FLAG302893db5 [2022-12-14 18:17:25,789 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fc962e1-e2fd-4676-abe4-b11eb9187f21/bin/ukojak-rkRKPMF4O4/data/2e572e0d3/ff4fab1a08bd4ea4bd554fa11eff9eb2 [2022-12-14 18:17:25,791 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 18:17:25,792 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 18:17:25,792 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 18:17:25,793 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 18:17:25,795 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 18:17:25,795 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 06:17:25" (1/1) ... [2022-12-14 18:17:25,796 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1d0883fe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:17:25, skipping insertion in model container [2022-12-14 18:17:25,796 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 06:17:25" (1/1) ... [2022-12-14 18:17:25,802 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 18:17:25,846 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 18:17:26,596 WARN L623 FunctionHandler]: Unknown extern function strerror [2022-12-14 18:17:26,597 WARN L623 FunctionHandler]: Unknown extern function strerror [2022-12-14 18:17:26,598 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 18:17:26,599 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@691e1a57 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:17:26, skipping insertion in model container [2022-12-14 18:17:26,599 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 18:17:26,600 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-12-14 18:17:26,601 INFO L158 Benchmark]: Toolchain (without parser) took 808.72ms. Allocated memory is still 71.3MB. Free memory was 44.9MB in the beginning and 34.1MB in the end (delta: 10.9MB). Peak memory consumption was 14.9MB. Max. memory is 16.1GB. [2022-12-14 18:17:26,601 INFO L158 Benchmark]: CDTParser took 0.12ms. Allocated memory is still 54.5MB. Free memory is still 32.9MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 18:17:26,602 INFO L158 Benchmark]: CACSL2BoogieTranslator took 807.10ms. Allocated memory is still 71.3MB. Free memory was 44.7MB in the beginning and 34.3MB in the end (delta: 10.4MB). Peak memory consumption was 14.9MB. Max. memory is 16.1GB. [2022-12-14 18:17:26,602 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 54.5MB. Free memory is still 32.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 807.10ms. Allocated memory is still 71.3MB. Free memory was 44.7MB in the beginning and 34.3MB in the end (delta: 10.4MB). Peak memory consumption was 14.9MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2310]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN