./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/busybox-1.22.0/uniq-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_af971fee-7d9d-44b2-93ab-d2f58f7a0615/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af971fee-7d9d-44b2-93ab-d2f58f7a0615/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_af971fee-7d9d-44b2-93ab-d2f58f7a0615/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af971fee-7d9d-44b2-93ab-d2f58f7a0615/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/busybox-1.22.0/uniq-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af971fee-7d9d-44b2-93ab-d2f58f7a0615/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_af971fee-7d9d-44b2-93ab-d2f58f7a0615/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 7d919a8eed5bff5d7b13e529bcc3b017ee1b2504c38f6ffe9202719064bad4a0 --- 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 20:06:16,476 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 20:06:16,478 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 20:06:16,494 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 20:06:16,495 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 20:06:16,496 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 20:06:16,497 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 20:06:16,498 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 20:06:16,499 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 20:06:16,500 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 20:06:16,501 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 20:06:16,502 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 20:06:16,503 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 20:06:16,504 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 20:06:16,505 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 20:06:16,506 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 20:06:16,506 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 20:06:16,507 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 20:06:16,509 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 20:06:16,510 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 20:06:16,511 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 20:06:16,513 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 20:06:16,514 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 20:06:16,514 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 20:06:16,517 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 20:06:16,518 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 20:06:16,518 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 20:06:16,519 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 20:06:16,519 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 20:06:16,520 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 20:06:16,520 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 20:06:16,521 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 20:06:16,522 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 20:06:16,522 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 20:06:16,523 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 20:06:16,523 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 20:06:16,524 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 20:06:16,524 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 20:06:16,524 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 20:06:16,525 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 20:06:16,525 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 20:06:16,526 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af971fee-7d9d-44b2-93ab-d2f58f7a0615/bin/ukojak-rkRKPMF4O4/config/svcomp-Overflow-64bit-Kojak_Default.epf [2022-12-14 20:06:16,546 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 20:06:16,546 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 20:06:16,547 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 20:06:16,547 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-14 20:06:16,548 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-14 20:06:16,548 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-14 20:06:16,548 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 20:06:16,548 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-14 20:06:16,548 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 20:06:16,548 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 20:06:16,549 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 20:06:16,549 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 20:06:16,549 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 20:06:16,549 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-12-14 20:06:16,549 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 20:06:16,549 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 20:06:16,550 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 20:06:16,550 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-14 20:06:16,550 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-14 20:06:16,550 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 20:06:16,550 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 20:06:16,550 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 20:06:16,551 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 20:06:16,551 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 20:06:16,551 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-14 20:06:16,551 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-14 20:06:16,551 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 20:06:16,551 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_af971fee-7d9d-44b2-93ab-d2f58f7a0615/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af971fee-7d9d-44b2-93ab-d2f58f7a0615/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7d919a8eed5bff5d7b13e529bcc3b017ee1b2504c38f6ffe9202719064bad4a0 [2022-12-14 20:06:16,740 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 20:06:16,755 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 20:06:16,757 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 20:06:16,758 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 20:06:16,759 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 20:06:16,760 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af971fee-7d9d-44b2-93ab-d2f58f7a0615/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/busybox-1.22.0/uniq-2.i [2022-12-14 20:06:19,325 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 20:06:19,641 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 20:06:19,641 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af971fee-7d9d-44b2-93ab-d2f58f7a0615/sv-benchmarks/c/busybox-1.22.0/uniq-2.i [2022-12-14 20:06:19,664 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af971fee-7d9d-44b2-93ab-d2f58f7a0615/bin/ukojak-rkRKPMF4O4/data/dae9c1068/98b3084df57c4bf682752fc5db5aa042/FLAG768ed3856 [2022-12-14 20:06:19,878 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af971fee-7d9d-44b2-93ab-d2f58f7a0615/bin/ukojak-rkRKPMF4O4/data/dae9c1068/98b3084df57c4bf682752fc5db5aa042 [2022-12-14 20:06:19,881 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 20:06:19,882 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 20:06:19,883 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 20:06:19,883 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 20:06:19,886 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 20:06:19,887 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 08:06:19" (1/1) ... [2022-12-14 20:06:19,888 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1f659e8d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:06:19, skipping insertion in model container [2022-12-14 20:06:19,888 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 08:06:19" (1/1) ... [2022-12-14 20:06:19,895 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 20:06:19,944 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 20:06:20,737 WARN L623 FunctionHandler]: Unknown extern function _IO_getc [2022-12-14 20:06:20,742 WARN L623 FunctionHandler]: Unknown extern function strerror [2022-12-14 20:06:20,743 WARN L623 FunctionHandler]: Unknown extern function strtoul [2022-12-14 20:06:20,745 WARN L623 FunctionHandler]: Unknown extern function vasprintf [2022-12-14 20:06:20,751 WARN L623 FunctionHandler]: Unknown extern function syslog [2022-12-14 20:06:20,752 WARN L623 FunctionHandler]: Unknown extern function ferror [2022-12-14 20:06:20,753 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_error_msg_and_die [2022-12-14 20:06:20,754 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@2d724134 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:06:20, skipping insertion in model container [2022-12-14 20:06:20,754 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 20:06:20,754 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-12-14 20:06:20,756 INFO L158 Benchmark]: Toolchain (without parser) took 873.17ms. Allocated memory is still 130.0MB. Free memory was 92.8MB in the beginning and 62.5MB in the end (delta: 30.3MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. [2022-12-14 20:06:20,756 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 130.0MB. Free memory was 100.9MB in the beginning and 100.9MB in the end (delta: 28.5kB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 20:06:20,756 INFO L158 Benchmark]: CACSL2BoogieTranslator took 871.29ms. Allocated memory is still 130.0MB. Free memory was 92.1MB in the beginning and 62.5MB in the end (delta: 29.7MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. [2022-12-14 20:06:20,758 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20ms. Allocated memory is still 130.0MB. Free memory was 100.9MB in the beginning and 100.9MB in the end (delta: 28.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 871.29ms. Allocated memory is still 130.0MB. Free memory was 92.1MB in the beginning and 62.5MB in the end (delta: 29.7MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2504]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_error_msg_and_die 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_af971fee-7d9d-44b2-93ab-d2f58f7a0615/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af971fee-7d9d-44b2-93ab-d2f58f7a0615/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_af971fee-7d9d-44b2-93ab-d2f58f7a0615/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af971fee-7d9d-44b2-93ab-d2f58f7a0615/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/busybox-1.22.0/uniq-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af971fee-7d9d-44b2-93ab-d2f58f7a0615/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_af971fee-7d9d-44b2-93ab-d2f58f7a0615/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 7d919a8eed5bff5d7b13e529bcc3b017ee1b2504c38f6ffe9202719064bad4a0 --- 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 20:06:22,147 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 20:06:22,148 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 20:06:22,168 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 20:06:22,169 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 20:06:22,170 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 20:06:22,171 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 20:06:22,173 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 20:06:22,174 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 20:06:22,175 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 20:06:22,176 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 20:06:22,178 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 20:06:22,178 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 20:06:22,179 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 20:06:22,180 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 20:06:22,181 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 20:06:22,182 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 20:06:22,183 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 20:06:22,184 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 20:06:22,186 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 20:06:22,188 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 20:06:22,189 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 20:06:22,190 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 20:06:22,191 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 20:06:22,194 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 20:06:22,195 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 20:06:22,195 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 20:06:22,196 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 20:06:22,196 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 20:06:22,197 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 20:06:22,198 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 20:06:22,198 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 20:06:22,199 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 20:06:22,200 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 20:06:22,201 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 20:06:22,201 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 20:06:22,202 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 20:06:22,202 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 20:06:22,202 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 20:06:22,203 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 20:06:22,203 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 20:06:22,204 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af971fee-7d9d-44b2-93ab-d2f58f7a0615/bin/ukojak-rkRKPMF4O4/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2022-12-14 20:06:22,225 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 20:06:22,226 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 20:06:22,226 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 20:06:22,227 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-14 20:06:22,227 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-14 20:06:22,227 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-14 20:06:22,228 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 20:06:22,228 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-14 20:06:22,228 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 20:06:22,228 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 20:06:22,228 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 20:06:22,229 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 20:06:22,229 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-12-14 20:06:22,229 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-12-14 20:06:22,229 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-12-14 20:06:22,229 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-12-14 20:06:22,229 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 20:06:22,230 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 20:06:22,230 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 20:06:22,230 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-14 20:06:22,230 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-14 20:06:22,230 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 20:06:22,231 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 20:06:22,231 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 20:06:22,231 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 20:06:22,231 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 20:06:22,231 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-12-14 20:06:22,232 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-12-14 20:06:22,232 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 20:06:22,232 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-12-14 20:06:22,232 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-12-14 20:06:22,238 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_af971fee-7d9d-44b2-93ab-d2f58f7a0615/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af971fee-7d9d-44b2-93ab-d2f58f7a0615/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7d919a8eed5bff5d7b13e529bcc3b017ee1b2504c38f6ffe9202719064bad4a0 [2022-12-14 20:06:22,466 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 20:06:22,480 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 20:06:22,482 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 20:06:22,483 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 20:06:22,483 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 20:06:22,484 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af971fee-7d9d-44b2-93ab-d2f58f7a0615/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/busybox-1.22.0/uniq-2.i [2022-12-14 20:06:25,069 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 20:06:25,364 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 20:06:25,364 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af971fee-7d9d-44b2-93ab-d2f58f7a0615/sv-benchmarks/c/busybox-1.22.0/uniq-2.i [2022-12-14 20:06:25,386 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af971fee-7d9d-44b2-93ab-d2f58f7a0615/bin/ukojak-rkRKPMF4O4/data/804308626/057b5f67477245ddb31fe4ec785252fe/FLAGc98e3af29 [2022-12-14 20:06:25,399 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af971fee-7d9d-44b2-93ab-d2f58f7a0615/bin/ukojak-rkRKPMF4O4/data/804308626/057b5f67477245ddb31fe4ec785252fe [2022-12-14 20:06:25,402 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 20:06:25,403 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 20:06:25,404 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 20:06:25,404 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 20:06:25,406 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 20:06:25,407 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 08:06:25" (1/1) ... [2022-12-14 20:06:25,408 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@49f1dc25 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:06:25, skipping insertion in model container [2022-12-14 20:06:25,408 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 08:06:25" (1/1) ... [2022-12-14 20:06:25,413 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 20:06:25,455 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 20:06:26,236 WARN L623 FunctionHandler]: Unknown extern function _IO_getc [2022-12-14 20:06:26,241 WARN L623 FunctionHandler]: Unknown extern function strerror [2022-12-14 20:06:26,242 WARN L623 FunctionHandler]: Unknown extern function strtoul [2022-12-14 20:06:26,244 WARN L623 FunctionHandler]: Unknown extern function vasprintf [2022-12-14 20:06:26,250 WARN L623 FunctionHandler]: Unknown extern function syslog [2022-12-14 20:06:26,252 WARN L623 FunctionHandler]: Unknown extern function ferror [2022-12-14 20:06:26,253 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_error_msg_and_die [2022-12-14 20:06:26,254 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@7b2686ab and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:06:26, skipping insertion in model container [2022-12-14 20:06:26,254 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 20:06:26,254 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-12-14 20:06:26,255 INFO L158 Benchmark]: Toolchain (without parser) took 851.70ms. Allocated memory is still 73.4MB. Free memory was 46.8MB in the beginning and 34.4MB in the end (delta: 12.3MB). Peak memory consumption was 14.9MB. Max. memory is 16.1GB. [2022-12-14 20:06:26,255 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 56.6MB. Free memory is still 35.6MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 20:06:26,256 INFO L158 Benchmark]: CACSL2BoogieTranslator took 849.97ms. Allocated memory is still 73.4MB. Free memory was 46.6MB in the beginning and 34.4MB in the end (delta: 12.1MB). Peak memory consumption was 14.9MB. Max. memory is 16.1GB. [2022-12-14 20:06:26,257 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15ms. Allocated memory is still 56.6MB. Free memory is still 35.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 849.97ms. Allocated memory is still 73.4MB. Free memory was 46.6MB in the beginning and 34.4MB in the end (delta: 12.1MB). Peak memory consumption was 14.9MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2504]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_error_msg_and_die 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