./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/busybox-1.22.0/readlink-2.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 6b4ec56b 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_873e72ec-ffd3-4c53-91fe-37d6abd707cb/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_873e72ec-ffd3-4c53-91fe-37d6abd707cb/bin/ukojak-pZX7IvK2PQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_873e72ec-ffd3-4c53-91fe-37d6abd707cb/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_873e72ec-ffd3-4c53-91fe-37d6abd707cb/bin/ukojak-pZX7IvK2PQ/config/KojakReach.xml -i ../../sv-benchmarks/c/busybox-1.22.0/readlink-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_873e72ec-ffd3-4c53-91fe-37d6abd707cb/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_873e72ec-ffd3-4c53-91fe-37d6abd707cb/bin/ukojak-pZX7IvK2PQ --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 983cec69549e2e1e8fd4af811fefcb63625f41eb81ec9e5957d0ba81a05cd15e --- 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-6b4ec56 [2022-11-20 17:05:15,811 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 17:05:15,814 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 17:05:15,841 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 17:05:15,841 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 17:05:15,842 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 17:05:15,844 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 17:05:15,849 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 17:05:15,852 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 17:05:15,858 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 17:05:15,861 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 17:05:15,864 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 17:05:15,864 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 17:05:15,869 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 17:05:15,871 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 17:05:15,872 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 17:05:15,873 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 17:05:15,874 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 17:05:15,876 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 17:05:15,877 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 17:05:15,879 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 17:05:15,883 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 17:05:15,886 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 17:05:15,887 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 17:05:15,897 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 17:05:15,897 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 17:05:15,898 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 17:05:15,900 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 17:05:15,900 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 17:05:15,901 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 17:05:15,902 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 17:05:15,903 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 17:05:15,905 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 17:05:15,906 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 17:05:15,907 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 17:05:15,908 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 17:05:15,909 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 17:05:15,909 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 17:05:15,909 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 17:05:15,911 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 17:05:15,911 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 17:05:15,912 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_873e72ec-ffd3-4c53-91fe-37d6abd707cb/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-64bit-Kojak_Default.epf [2022-11-20 17:05:15,947 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 17:05:15,950 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 17:05:15,951 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 17:05:15,952 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-20 17:05:15,953 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 17:05:15,953 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 17:05:15,954 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 17:05:15,954 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 17:05:15,954 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 17:05:15,954 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 17:05:15,956 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 17:05:15,956 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 17:05:15,956 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 17:05:15,956 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-20 17:05:15,956 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 17:05:15,957 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 17:05:15,957 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 17:05:15,957 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 17:05:15,957 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 17:05:15,958 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 17:05:15,958 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:05:15,958 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 17:05:15,958 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 17:05:15,959 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 17:05:15,959 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-20 17:05:15,959 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-20 17:05:15,959 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 17:05:15,960 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_873e72ec-ffd3-4c53-91fe-37d6abd707cb/bin/ukojak-pZX7IvK2PQ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_873e72ec-ffd3-4c53-91fe-37d6abd707cb/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 983cec69549e2e1e8fd4af811fefcb63625f41eb81ec9e5957d0ba81a05cd15e [2022-11-20 17:05:16,255 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 17:05:16,276 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 17:05:16,279 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 17:05:16,280 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 17:05:16,281 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 17:05:16,282 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_873e72ec-ffd3-4c53-91fe-37d6abd707cb/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/busybox-1.22.0/readlink-2.i [2022-11-20 17:05:19,367 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 17:05:19,824 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 17:05:19,824 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_873e72ec-ffd3-4c53-91fe-37d6abd707cb/sv-benchmarks/c/busybox-1.22.0/readlink-2.i [2022-11-20 17:05:19,864 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_873e72ec-ffd3-4c53-91fe-37d6abd707cb/bin/ukojak-pZX7IvK2PQ/data/3fbae7979/e9e14f5660914c5caf6d0e62d713096f/FLAGd8d10de76 [2022-11-20 17:05:19,883 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_873e72ec-ffd3-4c53-91fe-37d6abd707cb/bin/ukojak-pZX7IvK2PQ/data/3fbae7979/e9e14f5660914c5caf6d0e62d713096f [2022-11-20 17:05:19,888 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 17:05:19,890 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 17:05:19,894 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 17:05:19,894 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 17:05:19,898 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 17:05:19,899 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:05:19" (1/1) ... [2022-11-20 17:05:19,900 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6cee50ed and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:05:19, skipping insertion in model container [2022-11-20 17:05:19,900 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:05:19" (1/1) ... [2022-11-20 17:05:19,909 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 17:05:19,999 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 17:05:21,291 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg_and_die [2022-11-20 17:05:21,292 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@2657774c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:05:21, skipping insertion in model container [2022-11-20 17:05:21,292 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 17:05:21,293 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-20 17:05:21,295 INFO L158 Benchmark]: Toolchain (without parser) took 1404.17ms. Allocated memory is still 176.2MB. Free memory was 124.5MB in the beginning and 97.8MB in the end (delta: 26.7MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2022-11-20 17:05:21,295 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 117.4MB. Free memory was 82.6MB in the beginning and 82.5MB in the end (delta: 26.8kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 17:05:21,296 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1398.70ms. Allocated memory is still 176.2MB. Free memory was 124.5MB in the beginning and 97.8MB in the end (delta: 26.7MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2022-11-20 17:05:21,298 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 117.4MB. Free memory was 82.6MB in the beginning and 82.5MB in the end (delta: 26.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1398.70ms. Allocated memory is still 176.2MB. Free memory was 124.5MB in the beginning and 97.8MB in the end (delta: 26.7MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2359]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_perror_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-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_873e72ec-ffd3-4c53-91fe-37d6abd707cb/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_873e72ec-ffd3-4c53-91fe-37d6abd707cb/bin/ukojak-pZX7IvK2PQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_873e72ec-ffd3-4c53-91fe-37d6abd707cb/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_873e72ec-ffd3-4c53-91fe-37d6abd707cb/bin/ukojak-pZX7IvK2PQ/config/KojakReach.xml -i ../../sv-benchmarks/c/busybox-1.22.0/readlink-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_873e72ec-ffd3-4c53-91fe-37d6abd707cb/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_873e72ec-ffd3-4c53-91fe-37d6abd707cb/bin/ukojak-pZX7IvK2PQ --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 983cec69549e2e1e8fd4af811fefcb63625f41eb81ec9e5957d0ba81a05cd15e --- 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-6b4ec56 [2022-11-20 17:05:23,593 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 17:05:23,598 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 17:05:23,637 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 17:05:23,638 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 17:05:23,640 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 17:05:23,641 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 17:05:23,645 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 17:05:23,647 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 17:05:23,652 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 17:05:23,654 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 17:05:23,655 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 17:05:23,656 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 17:05:23,658 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 17:05:23,660 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 17:05:23,664 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 17:05:23,667 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 17:05:23,668 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 17:05:23,670 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 17:05:23,672 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 17:05:23,677 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 17:05:23,678 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 17:05:23,679 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 17:05:23,680 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 17:05:23,683 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 17:05:23,683 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 17:05:23,684 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 17:05:23,684 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 17:05:23,685 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 17:05:23,686 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 17:05:23,686 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 17:05:23,687 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 17:05:23,688 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 17:05:23,689 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 17:05:23,701 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 17:05:23,701 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 17:05:23,702 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 17:05:23,702 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 17:05:23,703 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 17:05:23,704 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 17:05:23,704 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 17:05:23,709 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_873e72ec-ffd3-4c53-91fe-37d6abd707cb/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2022-11-20 17:05:23,754 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 17:05:23,754 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 17:05:23,756 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 17:05:23,757 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-20 17:05:23,757 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 17:05:23,758 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 17:05:23,758 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 17:05:23,758 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 17:05:23,758 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 17:05:23,759 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 17:05:23,760 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 17:05:23,760 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 17:05:23,760 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-20 17:05:23,760 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-20 17:05:23,761 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-20 17:05:23,761 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-20 17:05:23,761 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 17:05:23,761 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 17:05:23,762 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 17:05:23,762 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 17:05:23,762 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 17:05:23,762 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 17:05:23,762 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:05:23,763 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 17:05:23,763 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 17:05:23,763 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 17:05:23,764 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-20 17:05:23,764 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-20 17:05:23,764 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 17:05:23,764 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-11-20 17:05:23,764 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-20 17:05:23,765 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_873e72ec-ffd3-4c53-91fe-37d6abd707cb/bin/ukojak-pZX7IvK2PQ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_873e72ec-ffd3-4c53-91fe-37d6abd707cb/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 983cec69549e2e1e8fd4af811fefcb63625f41eb81ec9e5957d0ba81a05cd15e [2022-11-20 17:05:24,159 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 17:05:24,188 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 17:05:24,190 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 17:05:24,191 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 17:05:24,191 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 17:05:24,193 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_873e72ec-ffd3-4c53-91fe-37d6abd707cb/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/busybox-1.22.0/readlink-2.i [2022-11-20 17:05:27,413 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 17:05:27,860 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 17:05:27,861 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_873e72ec-ffd3-4c53-91fe-37d6abd707cb/sv-benchmarks/c/busybox-1.22.0/readlink-2.i [2022-11-20 17:05:27,901 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_873e72ec-ffd3-4c53-91fe-37d6abd707cb/bin/ukojak-pZX7IvK2PQ/data/6d5b888a9/a7001501383c41d0b2b07b7aa9d3b380/FLAGf45669c86 [2022-11-20 17:05:27,929 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_873e72ec-ffd3-4c53-91fe-37d6abd707cb/bin/ukojak-pZX7IvK2PQ/data/6d5b888a9/a7001501383c41d0b2b07b7aa9d3b380 [2022-11-20 17:05:27,932 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 17:05:27,933 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 17:05:27,936 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 17:05:27,937 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 17:05:27,940 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 17:05:27,941 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:05:27" (1/1) ... [2022-11-20 17:05:27,942 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@219eb702 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:05:27, skipping insertion in model container [2022-11-20 17:05:27,942 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:05:27" (1/1) ... [2022-11-20 17:05:27,950 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 17:05:28,050 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 17:05:29,327 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg_and_die [2022-11-20 17:05:29,328 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@4b8e5073 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:05:29, skipping insertion in model container [2022-11-20 17:05:29,329 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 17:05:29,330 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-20 17:05:29,333 INFO L158 Benchmark]: Toolchain (without parser) took 1397.39ms. Allocated memory is still 75.5MB. Free memory was 53.6MB in the beginning and 45.6MB in the end (delta: 8.0MB). Peak memory consumption was 23.9MB. Max. memory is 16.1GB. [2022-11-20 17:05:29,333 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 60.8MB. Free memory was 39.0MB in the beginning and 39.0MB in the end (delta: 55.5kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 17:05:29,334 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1393.29ms. Allocated memory is still 75.5MB. Free memory was 53.6MB in the beginning and 45.6MB in the end (delta: 8.0MB). Peak memory consumption was 23.9MB. Max. memory is 16.1GB. [2022-11-20 17:05:29,335 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 60.8MB. Free memory was 39.0MB in the beginning and 39.0MB in the end (delta: 55.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1393.29ms. Allocated memory is still 75.5MB. Free memory was 53.6MB in the beginning and 45.6MB in the end (delta: 8.0MB). Peak memory consumption was 23.9MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2359]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_perror_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