./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/busybox-1.22.0/readlink-1.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_319e503a-364c-400c-9092-8d71d657a00d/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_319e503a-364c-400c-9092-8d71d657a00d/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_319e503a-364c-400c-9092-8d71d657a00d/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_319e503a-364c-400c-9092-8d71d657a00d/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/busybox-1.22.0/readlink-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_319e503a-364c-400c-9092-8d71d657a00d/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_319e503a-364c-400c-9092-8d71d657a00d/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 73ddda065abbbb7a8935bad18f49b1d17524338cb957fc8706a0a92f880d4109 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-2329fc7 [2022-12-14 22:35:13,514 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 22:35:13,516 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 22:35:13,534 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 22:35:13,534 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 22:35:13,535 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 22:35:13,536 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 22:35:13,537 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 22:35:13,538 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 22:35:13,539 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 22:35:13,540 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 22:35:13,540 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 22:35:13,541 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 22:35:13,543 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 22:35:13,545 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 22:35:13,546 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 22:35:13,548 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 22:35:13,549 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 22:35:13,552 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 22:35:13,555 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 22:35:13,556 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 22:35:13,557 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 22:35:13,558 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 22:35:13,559 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 22:35:13,561 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 22:35:13,561 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 22:35:13,561 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 22:35:13,562 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 22:35:13,562 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 22:35:13,563 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 22:35:13,563 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 22:35:13,564 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 22:35:13,564 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 22:35:13,565 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 22:35:13,565 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 22:35:13,566 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 22:35:13,566 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 22:35:13,566 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 22:35:13,566 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 22:35:13,567 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 22:35:13,567 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 22:35:13,568 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_319e503a-364c-400c-9092-8d71d657a00d/bin/ukojak-rkRKPMF4O4/config/svcomp-Overflow-64bit-Kojak_Default.epf [2022-12-14 22:35:13,582 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 22:35:13,583 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 22:35:13,583 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 22:35:13,583 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-14 22:35:13,584 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-14 22:35:13,584 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-14 22:35:13,584 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 22:35:13,584 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-14 22:35:13,584 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 22:35:13,584 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 22:35:13,584 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 22:35:13,585 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 22:35:13,585 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 22:35:13,585 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-12-14 22:35:13,585 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 22:35:13,585 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 22:35:13,585 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 22:35:13,585 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-14 22:35:13,585 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-14 22:35:13,586 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 22:35:13,586 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 22:35:13,586 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 22:35:13,586 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 22:35:13,586 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 22:35:13,586 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-14 22:35:13,586 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-14 22:35:13,586 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 22:35:13,587 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_319e503a-364c-400c-9092-8d71d657a00d/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_319e503a-364c-400c-9092-8d71d657a00d/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 73ddda065abbbb7a8935bad18f49b1d17524338cb957fc8706a0a92f880d4109 [2022-12-14 22:35:13,750 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 22:35:13,766 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 22:35:13,768 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 22:35:13,768 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 22:35:13,769 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 22:35:13,770 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_319e503a-364c-400c-9092-8d71d657a00d/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/busybox-1.22.0/readlink-1.i [2022-12-14 22:35:16,269 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 22:35:16,575 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 22:35:16,576 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_319e503a-364c-400c-9092-8d71d657a00d/sv-benchmarks/c/busybox-1.22.0/readlink-1.i [2022-12-14 22:35:16,596 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_319e503a-364c-400c-9092-8d71d657a00d/bin/ukojak-rkRKPMF4O4/data/2e48121c2/aac4dea46fbd48c089b2418639907ad7/FLAG36d48d1a2 [2022-12-14 22:35:16,840 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_319e503a-364c-400c-9092-8d71d657a00d/bin/ukojak-rkRKPMF4O4/data/2e48121c2/aac4dea46fbd48c089b2418639907ad7 [2022-12-14 22:35:16,842 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 22:35:16,843 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 22:35:16,844 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 22:35:16,844 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 22:35:16,846 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 22:35:16,846 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 10:35:16" (1/1) ... [2022-12-14 22:35:16,847 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@38f92d14 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:35:16, skipping insertion in model container [2022-12-14 22:35:16,848 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 10:35:16" (1/1) ... [2022-12-14 22:35:16,854 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 22:35:16,906 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 22:35:17,766 WARN L623 FunctionHandler]: Unknown extern function strerror [2022-12-14 22:35:17,768 WARN L623 FunctionHandler]: Unknown extern function strtoul [2022-12-14 22:35:17,770 WARN L623 FunctionHandler]: Unknown extern function vasprintf [2022-12-14 22:35:17,780 WARN L623 FunctionHandler]: Unknown extern function syslog [2022-12-14 22:35:17,782 WARN L623 FunctionHandler]: Unknown extern function fflush [2022-12-14 22:35:17,783 WARN L623 FunctionHandler]: Unknown extern function fflush [2022-12-14 22:35:17,785 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 [2022-12-14 22:35:17,785 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@72a41f66 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:35:17, skipping insertion in model container [2022-12-14 22:35:17,786 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 22:35:17,786 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-12-14 22:35:17,788 INFO L158 Benchmark]: Toolchain (without parser) took 943.81ms. Allocated memory is still 138.4MB. Free memory was 96.2MB in the beginning and 68.8MB in the end (delta: 27.3MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2022-12-14 22:35:17,788 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 138.4MB. Free memory is still 80.0MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 22:35:17,789 INFO L158 Benchmark]: CACSL2BoogieTranslator took 942.20ms. Allocated memory is still 138.4MB. Free memory was 96.2MB in the beginning and 68.8MB in the end (delta: 27.3MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2022-12-14 22:35:17,790 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 138.4MB. Free memory is still 80.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 942.20ms. Allocated memory is still 138.4MB. Free memory was 96.2MB in the beginning and 68.8MB in the end (delta: 27.3MB). 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-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_319e503a-364c-400c-9092-8d71d657a00d/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_319e503a-364c-400c-9092-8d71d657a00d/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_319e503a-364c-400c-9092-8d71d657a00d/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_319e503a-364c-400c-9092-8d71d657a00d/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/busybox-1.22.0/readlink-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_319e503a-364c-400c-9092-8d71d657a00d/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_319e503a-364c-400c-9092-8d71d657a00d/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 73ddda065abbbb7a8935bad18f49b1d17524338cb957fc8706a0a92f880d4109 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-2329fc7 [2022-12-14 22:35:19,136 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 22:35:19,139 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 22:35:19,164 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 22:35:19,165 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 22:35:19,166 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 22:35:19,168 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 22:35:19,171 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 22:35:19,173 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 22:35:19,175 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 22:35:19,176 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 22:35:19,178 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 22:35:19,178 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 22:35:19,180 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 22:35:19,181 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 22:35:19,183 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 22:35:19,184 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 22:35:19,185 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 22:35:19,188 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 22:35:19,191 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 22:35:19,193 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 22:35:19,195 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 22:35:19,197 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 22:35:19,198 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 22:35:19,204 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 22:35:19,205 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 22:35:19,205 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 22:35:19,207 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 22:35:19,207 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 22:35:19,209 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 22:35:19,209 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 22:35:19,210 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 22:35:19,211 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 22:35:19,212 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 22:35:19,213 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 22:35:19,216 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 22:35:19,217 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 22:35:19,217 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 22:35:19,217 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 22:35:19,218 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 22:35:19,218 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 22:35:19,219 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_319e503a-364c-400c-9092-8d71d657a00d/bin/ukojak-rkRKPMF4O4/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2022-12-14 22:35:19,241 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 22:35:19,241 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 22:35:19,242 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 22:35:19,242 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-14 22:35:19,242 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-14 22:35:19,243 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-14 22:35:19,243 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 22:35:19,243 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-14 22:35:19,243 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 22:35:19,243 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 22:35:19,243 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 22:35:19,244 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 22:35:19,244 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-12-14 22:35:19,244 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-12-14 22:35:19,244 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-12-14 22:35:19,244 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-12-14 22:35:19,244 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 22:35:19,245 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 22:35:19,245 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 22:35:19,245 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-14 22:35:19,245 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-14 22:35:19,245 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 22:35:19,245 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 22:35:19,246 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 22:35:19,246 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 22:35:19,246 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 22:35:19,246 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-12-14 22:35:19,246 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-12-14 22:35:19,246 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 22:35:19,246 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-12-14 22:35:19,247 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-12-14 22:35:19,247 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_319e503a-364c-400c-9092-8d71d657a00d/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_319e503a-364c-400c-9092-8d71d657a00d/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 73ddda065abbbb7a8935bad18f49b1d17524338cb957fc8706a0a92f880d4109 [2022-12-14 22:35:19,451 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 22:35:19,469 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 22:35:19,471 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 22:35:19,472 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 22:35:19,472 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 22:35:19,473 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_319e503a-364c-400c-9092-8d71d657a00d/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/busybox-1.22.0/readlink-1.i [2022-12-14 22:35:22,033 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 22:35:22,278 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 22:35:22,278 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_319e503a-364c-400c-9092-8d71d657a00d/sv-benchmarks/c/busybox-1.22.0/readlink-1.i [2022-12-14 22:35:22,293 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_319e503a-364c-400c-9092-8d71d657a00d/bin/ukojak-rkRKPMF4O4/data/31c41ec91/0878998b388147e3aee9ceaa27eb3283/FLAG70afe2abe [2022-12-14 22:35:22,305 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_319e503a-364c-400c-9092-8d71d657a00d/bin/ukojak-rkRKPMF4O4/data/31c41ec91/0878998b388147e3aee9ceaa27eb3283 [2022-12-14 22:35:22,307 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 22:35:22,308 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 22:35:22,308 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 22:35:22,309 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 22:35:22,311 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 22:35:22,311 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 10:35:22" (1/1) ... [2022-12-14 22:35:22,312 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@c3a6689 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:35:22, skipping insertion in model container [2022-12-14 22:35:22,312 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 10:35:22" (1/1) ... [2022-12-14 22:35:22,317 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 22:35:22,357 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 22:35:23,175 WARN L623 FunctionHandler]: Unknown extern function strerror [2022-12-14 22:35:23,176 WARN L623 FunctionHandler]: Unknown extern function strtoul [2022-12-14 22:35:23,179 WARN L623 FunctionHandler]: Unknown extern function vasprintf [2022-12-14 22:35:23,186 WARN L623 FunctionHandler]: Unknown extern function syslog [2022-12-14 22:35:23,187 WARN L623 FunctionHandler]: Unknown extern function fflush [2022-12-14 22:35:23,189 WARN L623 FunctionHandler]: Unknown extern function fflush [2022-12-14 22:35:23,190 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 [2022-12-14 22:35:23,190 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@5171f83c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:35:23, skipping insertion in model container [2022-12-14 22:35:23,191 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 22:35:23,191 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-12-14 22:35:23,192 INFO L158 Benchmark]: Toolchain (without parser) took 884.02ms. Allocated memory is still 77.6MB. Free memory was 51.6MB in the beginning and 41.5MB in the end (delta: 10.1MB). Peak memory consumption was 14.6MB. Max. memory is 16.1GB. [2022-12-14 22:35:23,192 INFO L158 Benchmark]: CDTParser took 0.12ms. Allocated memory is still 62.9MB. Free memory is still 41.4MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 22:35:23,193 INFO L158 Benchmark]: CACSL2BoogieTranslator took 882.39ms. Allocated memory is still 77.6MB. Free memory was 51.4MB in the beginning and 41.5MB in the end (delta: 9.9MB). Peak memory consumption was 14.6MB. Max. memory is 16.1GB. [2022-12-14 22:35:23,193 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12ms. Allocated memory is still 62.9MB. Free memory is still 41.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 882.39ms. Allocated memory is still 77.6MB. Free memory was 51.4MB in the beginning and 41.5MB in the end (delta: 9.9MB). Peak memory consumption was 14.6MB. 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