./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 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_612b7d95-6f55-4a85-a501-58f6ad418b63/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_612b7d95-6f55-4a85-a501-58f6ad418b63/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_612b7d95-6f55-4a85-a501-58f6ad418b63/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_612b7d95-6f55-4a85-a501-58f6ad418b63/bin/ukojak-rkRKPMF4O4/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_612b7d95-6f55-4a85-a501-58f6ad418b63/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_612b7d95-6f55-4a85-a501-58f6ad418b63/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 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-2329fc7 [2022-12-15 02:45:39,871 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-15 02:45:39,873 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-15 02:45:39,891 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-15 02:45:39,891 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-15 02:45:39,892 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-15 02:45:39,893 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-15 02:45:39,895 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-15 02:45:39,896 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-15 02:45:39,897 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-15 02:45:39,898 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-15 02:45:39,899 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-15 02:45:39,899 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-15 02:45:39,900 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-15 02:45:39,901 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-15 02:45:39,902 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-15 02:45:39,903 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-15 02:45:39,904 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-15 02:45:39,906 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-15 02:45:39,907 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-15 02:45:39,909 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-15 02:45:39,910 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-15 02:45:39,911 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-15 02:45:39,912 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-15 02:45:39,915 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-15 02:45:39,915 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-15 02:45:39,916 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-15 02:45:39,916 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-15 02:45:39,917 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-15 02:45:39,918 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-15 02:45:39,918 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-15 02:45:39,919 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-15 02:45:39,919 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-15 02:45:39,920 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-15 02:45:39,921 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-15 02:45:39,921 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-15 02:45:39,922 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-15 02:45:39,922 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-15 02:45:39,922 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-15 02:45:39,923 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-15 02:45:39,923 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-15 02:45:39,924 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_612b7d95-6f55-4a85-a501-58f6ad418b63/bin/ukojak-rkRKPMF4O4/config/svcomp-Overflow-64bit-Kojak_Default.epf [2022-12-15 02:45:39,951 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-15 02:45:39,951 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-15 02:45:39,952 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-15 02:45:39,952 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-15 02:45:39,953 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-15 02:45:39,953 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-15 02:45:39,953 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-15 02:45:39,953 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-15 02:45:39,953 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-15 02:45:39,954 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-15 02:45:39,954 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-15 02:45:39,954 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-15 02:45:39,954 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-15 02:45:39,954 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-12-15 02:45:39,954 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-15 02:45:39,955 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-15 02:45:39,955 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-15 02:45:39,955 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-15 02:45:39,955 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-15 02:45:39,955 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-15 02:45:39,956 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-15 02:45:39,956 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-15 02:45:39,956 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-15 02:45:39,956 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-15 02:45:39,956 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-15 02:45:39,956 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-15 02:45:39,957 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-15 02:45:39,957 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_612b7d95-6f55-4a85-a501-58f6ad418b63/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_612b7d95-6f55-4a85-a501-58f6ad418b63/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 983cec69549e2e1e8fd4af811fefcb63625f41eb81ec9e5957d0ba81a05cd15e [2022-12-15 02:45:40,146 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-15 02:45:40,162 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-15 02:45:40,164 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-15 02:45:40,165 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-15 02:45:40,166 INFO L275 PluginConnector]: CDTParser initialized [2022-12-15 02:45:40,167 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_612b7d95-6f55-4a85-a501-58f6ad418b63/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/busybox-1.22.0/readlink-2.i [2022-12-15 02:45:42,897 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-15 02:45:43,212 INFO L351 CDTParser]: Found 1 translation units. [2022-12-15 02:45:43,213 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_612b7d95-6f55-4a85-a501-58f6ad418b63/sv-benchmarks/c/busybox-1.22.0/readlink-2.i [2022-12-15 02:45:43,236 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_612b7d95-6f55-4a85-a501-58f6ad418b63/bin/ukojak-rkRKPMF4O4/data/c2095c7e5/e1bdda2821cc4fb492bd20b73e988f3d/FLAG1bda5c843 [2022-12-15 02:45:43,249 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_612b7d95-6f55-4a85-a501-58f6ad418b63/bin/ukojak-rkRKPMF4O4/data/c2095c7e5/e1bdda2821cc4fb492bd20b73e988f3d [2022-12-15 02:45:43,252 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-15 02:45:43,253 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-15 02:45:43,254 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-15 02:45:43,254 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-15 02:45:43,257 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-15 02:45:43,257 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 02:45:43" (1/1) ... [2022-12-15 02:45:43,258 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@472f8361 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:45:43, skipping insertion in model container [2022-12-15 02:45:43,258 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 02:45:43" (1/1) ... [2022-12-15 02:45:43,265 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-15 02:45:43,315 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-15 02:45:44,047 WARN L623 FunctionHandler]: Unknown extern function strerror [2022-12-15 02:45:44,049 WARN L623 FunctionHandler]: Unknown extern function strtoul [2022-12-15 02:45:44,052 WARN L623 FunctionHandler]: Unknown extern function vasprintf [2022-12-15 02:45:44,063 WARN L623 FunctionHandler]: Unknown extern function syslog [2022-12-15 02:45:44,065 WARN L623 FunctionHandler]: Unknown extern function fflush [2022-12-15 02:45:44,066 WARN L623 FunctionHandler]: Unknown extern function fflush [2022-12-15 02:45:44,068 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 [2022-12-15 02:45:44,069 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@55d44cad and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:45:44, skipping insertion in model container [2022-12-15 02:45:44,069 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-15 02:45:44,069 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-12-15 02:45:44,070 INFO L158 Benchmark]: Toolchain (without parser) took 816.82ms. Allocated memory was 107.0MB in the beginning and 148.9MB in the end (delta: 41.9MB). Free memory was 68.4MB in the beginning and 114.6MB in the end (delta: -46.2MB). Peak memory consumption was 32.9MB. Max. memory is 16.1GB. [2022-12-15 02:45:44,071 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 107.0MB. Free memory is still 78.5MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-15 02:45:44,071 INFO L158 Benchmark]: CACSL2BoogieTranslator took 815.01ms. Allocated memory was 107.0MB in the beginning and 148.9MB in the end (delta: 41.9MB). Free memory was 68.1MB in the beginning and 114.6MB in the end (delta: -46.5MB). Peak memory consumption was 32.9MB. Max. memory is 16.1GB. [2022-12-15 02:45:44,072 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19ms. Allocated memory is still 107.0MB. Free memory is still 78.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 815.01ms. Allocated memory was 107.0MB in the beginning and 148.9MB in the end (delta: 41.9MB). Free memory was 68.1MB in the beginning and 114.6MB in the end (delta: -46.5MB). Peak memory consumption was 32.9MB. 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 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_612b7d95-6f55-4a85-a501-58f6ad418b63/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_612b7d95-6f55-4a85-a501-58f6ad418b63/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_612b7d95-6f55-4a85-a501-58f6ad418b63/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_612b7d95-6f55-4a85-a501-58f6ad418b63/bin/ukojak-rkRKPMF4O4/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_612b7d95-6f55-4a85-a501-58f6ad418b63/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_612b7d95-6f55-4a85-a501-58f6ad418b63/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 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-2329fc7 [2022-12-15 02:45:45,547 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-15 02:45:45,548 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-15 02:45:45,569 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-15 02:45:45,569 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-15 02:45:45,570 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-15 02:45:45,571 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-15 02:45:45,572 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-15 02:45:45,573 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-15 02:45:45,574 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-15 02:45:45,575 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-15 02:45:45,576 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-15 02:45:45,576 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-15 02:45:45,577 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-15 02:45:45,578 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-15 02:45:45,578 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-15 02:45:45,579 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-15 02:45:45,580 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-15 02:45:45,581 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-15 02:45:45,582 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-15 02:45:45,583 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-15 02:45:45,584 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-15 02:45:45,585 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-15 02:45:45,586 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-15 02:45:45,589 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-15 02:45:45,589 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-15 02:45:45,589 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-15 02:45:45,590 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-15 02:45:45,590 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-15 02:45:45,591 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-15 02:45:45,591 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-15 02:45:45,592 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-15 02:45:45,593 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-15 02:45:45,593 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-15 02:45:45,594 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-15 02:45:45,594 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-15 02:45:45,595 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-15 02:45:45,595 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-15 02:45:45,595 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-15 02:45:45,595 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-15 02:45:45,596 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-15 02:45:45,597 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_612b7d95-6f55-4a85-a501-58f6ad418b63/bin/ukojak-rkRKPMF4O4/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2022-12-15 02:45:45,613 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-15 02:45:45,613 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-15 02:45:45,614 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-15 02:45:45,614 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-15 02:45:45,614 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-15 02:45:45,614 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-15 02:45:45,615 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-15 02:45:45,615 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-15 02:45:45,615 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-15 02:45:45,615 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-15 02:45:45,615 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-15 02:45:45,615 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-15 02:45:45,616 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-12-15 02:45:45,616 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-12-15 02:45:45,616 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-12-15 02:45:45,616 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-12-15 02:45:45,616 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-15 02:45:45,616 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-15 02:45:45,616 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-15 02:45:45,617 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-15 02:45:45,617 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-15 02:45:45,617 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-15 02:45:45,617 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-15 02:45:45,617 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-15 02:45:45,617 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-15 02:45:45,618 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-15 02:45:45,618 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-12-15 02:45:45,618 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-12-15 02:45:45,618 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-15 02:45:45,618 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-12-15 02:45:45,618 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-12-15 02:45:45,619 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_612b7d95-6f55-4a85-a501-58f6ad418b63/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_612b7d95-6f55-4a85-a501-58f6ad418b63/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 983cec69549e2e1e8fd4af811fefcb63625f41eb81ec9e5957d0ba81a05cd15e [2022-12-15 02:45:45,830 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-15 02:45:45,845 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-15 02:45:45,847 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-15 02:45:45,848 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-15 02:45:45,848 INFO L275 PluginConnector]: CDTParser initialized [2022-12-15 02:45:45,850 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_612b7d95-6f55-4a85-a501-58f6ad418b63/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/busybox-1.22.0/readlink-2.i [2022-12-15 02:45:48,476 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-15 02:45:48,784 INFO L351 CDTParser]: Found 1 translation units. [2022-12-15 02:45:48,785 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_612b7d95-6f55-4a85-a501-58f6ad418b63/sv-benchmarks/c/busybox-1.22.0/readlink-2.i [2022-12-15 02:45:48,806 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_612b7d95-6f55-4a85-a501-58f6ad418b63/bin/ukojak-rkRKPMF4O4/data/a6a8ed21b/24a22d3d28214aa5b1fda2f28a2cc4fd/FLAG90a6de8a7 [2022-12-15 02:45:48,820 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_612b7d95-6f55-4a85-a501-58f6ad418b63/bin/ukojak-rkRKPMF4O4/data/a6a8ed21b/24a22d3d28214aa5b1fda2f28a2cc4fd [2022-12-15 02:45:48,822 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-15 02:45:48,824 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-15 02:45:48,825 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-15 02:45:48,825 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-15 02:45:48,828 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-15 02:45:48,829 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 02:45:48" (1/1) ... [2022-12-15 02:45:48,830 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2c21d6c4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:45:48, skipping insertion in model container [2022-12-15 02:45:48,830 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 02:45:48" (1/1) ... [2022-12-15 02:45:48,837 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-15 02:45:48,898 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-15 02:45:49,730 WARN L623 FunctionHandler]: Unknown extern function strerror [2022-12-15 02:45:49,732 WARN L623 FunctionHandler]: Unknown extern function strtoul [2022-12-15 02:45:49,734 WARN L623 FunctionHandler]: Unknown extern function vasprintf [2022-12-15 02:45:49,744 WARN L623 FunctionHandler]: Unknown extern function syslog [2022-12-15 02:45:49,746 WARN L623 FunctionHandler]: Unknown extern function fflush [2022-12-15 02:45:49,747 WARN L623 FunctionHandler]: Unknown extern function fflush [2022-12-15 02:45:49,749 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 [2022-12-15 02:45:49,749 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@69dc2de and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:45:49, skipping insertion in model container [2022-12-15 02:45:49,749 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-15 02:45:49,750 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-12-15 02:45:49,751 INFO L158 Benchmark]: Toolchain (without parser) took 926.76ms. Allocated memory is still 60.8MB. Free memory was 34.3MB in the beginning and 33.5MB in the end (delta: 811.2kB). Peak memory consumption was 13.6MB. Max. memory is 16.1GB. [2022-12-15 02:45:49,752 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 48.2MB. Free memory is still 27.6MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-15 02:45:49,752 INFO L158 Benchmark]: CACSL2BoogieTranslator took 924.76ms. Allocated memory is still 60.8MB. Free memory was 34.2MB in the beginning and 33.5MB in the end (delta: 647.1kB). Peak memory consumption was 13.6MB. Max. memory is 16.1GB. [2022-12-15 02:45:49,753 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 48.2MB. Free memory is still 27.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 924.76ms. Allocated memory is still 60.8MB. Free memory was 34.2MB in the beginning and 33.5MB in the end (delta: 647.1kB). Peak memory consumption was 13.6MB. 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