./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 b5237d83 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_b2a06daf-9f8c-4c9e-b1fa-18994d16ba8e/bin/ukojak-jW3SillKbg/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2a06daf-9f8c-4c9e-b1fa-18994d16ba8e/bin/ukojak-jW3SillKbg/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2a06daf-9f8c-4c9e-b1fa-18994d16ba8e/bin/ukojak-jW3SillKbg/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2a06daf-9f8c-4c9e-b1fa-18994d16ba8e/bin/ukojak-jW3SillKbg/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_b2a06daf-9f8c-4c9e-b1fa-18994d16ba8e/bin/ukojak-jW3SillKbg/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2a06daf-9f8c-4c9e-b1fa-18994d16ba8e/bin/ukojak-jW3SillKbg --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-b5237d8 [2022-11-21 22:33:18,043 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-21 22:33:18,045 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-21 22:33:18,069 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-21 22:33:18,072 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-21 22:33:18,076 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-21 22:33:18,079 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-21 22:33:18,083 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-21 22:33:18,086 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-21 22:33:18,091 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-21 22:33:18,093 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-21 22:33:18,096 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-21 22:33:18,096 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-21 22:33:18,101 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-21 22:33:18,103 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-21 22:33:18,106 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-21 22:33:18,108 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-21 22:33:18,109 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-21 22:33:18,110 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-21 22:33:18,117 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-21 22:33:18,119 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-21 22:33:18,121 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-21 22:33:18,122 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-21 22:33:18,123 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-21 22:33:18,134 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-21 22:33:18,134 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-21 22:33:18,135 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-21 22:33:18,136 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-21 22:33:18,137 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-21 22:33:18,138 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-21 22:33:18,139 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-21 22:33:18,140 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-21 22:33:18,142 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-21 22:33:18,144 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-21 22:33:18,145 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-21 22:33:18,146 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-21 22:33:18,147 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-21 22:33:18,147 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-21 22:33:18,147 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-21 22:33:18,148 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-21 22:33:18,149 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-21 22:33:18,150 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2a06daf-9f8c-4c9e-b1fa-18994d16ba8e/bin/ukojak-jW3SillKbg/config/svcomp-Overflow-64bit-Kojak_Default.epf [2022-11-21 22:33:18,187 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-21 22:33:18,190 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-21 22:33:18,191 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-21 22:33:18,192 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-21 22:33:18,192 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-21 22:33:18,193 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-21 22:33:18,193 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-21 22:33:18,193 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-21 22:33:18,193 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-21 22:33:18,194 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-21 22:33:18,195 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-21 22:33:18,195 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-21 22:33:18,195 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-21 22:33:18,196 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-21 22:33:18,196 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-21 22:33:18,196 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-21 22:33:18,196 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-21 22:33:18,196 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-21 22:33:18,197 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-21 22:33:18,197 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-21 22:33:18,197 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 22:33:18,198 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-21 22:33:18,198 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-21 22:33:18,198 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-21 22:33:18,198 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-21 22:33:18,198 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-21 22:33:18,199 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-21 22:33:18,199 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_b2a06daf-9f8c-4c9e-b1fa-18994d16ba8e/bin/ukojak-jW3SillKbg/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2a06daf-9f8c-4c9e-b1fa-18994d16ba8e/bin/ukojak-jW3SillKbg Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 983cec69549e2e1e8fd4af811fefcb63625f41eb81ec9e5957d0ba81a05cd15e [2022-11-21 22:33:18,493 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-21 22:33:18,513 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-21 22:33:18,515 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-21 22:33:18,517 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-21 22:33:18,517 INFO L275 PluginConnector]: CDTParser initialized [2022-11-21 22:33:18,519 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2a06daf-9f8c-4c9e-b1fa-18994d16ba8e/bin/ukojak-jW3SillKbg/../../sv-benchmarks/c/busybox-1.22.0/readlink-2.i [2022-11-21 22:33:21,644 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-21 22:33:22,104 INFO L351 CDTParser]: Found 1 translation units. [2022-11-21 22:33:22,104 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2a06daf-9f8c-4c9e-b1fa-18994d16ba8e/sv-benchmarks/c/busybox-1.22.0/readlink-2.i [2022-11-21 22:33:22,137 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2a06daf-9f8c-4c9e-b1fa-18994d16ba8e/bin/ukojak-jW3SillKbg/data/4c1c2983d/2c9ab64c14914ee8aa71198dfd1a756d/FLAGad24d7d9c [2022-11-21 22:33:22,160 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2a06daf-9f8c-4c9e-b1fa-18994d16ba8e/bin/ukojak-jW3SillKbg/data/4c1c2983d/2c9ab64c14914ee8aa71198dfd1a756d [2022-11-21 22:33:22,165 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-21 22:33:22,167 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-21 22:33:22,171 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-21 22:33:22,171 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-21 22:33:22,175 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-21 22:33:22,175 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:33:22" (1/1) ... [2022-11-21 22:33:22,176 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@71dee810 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:33:22, skipping insertion in model container [2022-11-21 22:33:22,177 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:33:22" (1/1) ... [2022-11-21 22:33:22,184 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-21 22:33:22,262 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-21 22:33:23,433 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 [2022-11-21 22:33:23,437 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@20d6ce8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:33:23, skipping insertion in model container [2022-11-21 22:33:23,437 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-21 22:33:23,438 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-21 22:33:23,440 INFO L158 Benchmark]: Toolchain (without parser) took 1272.54ms. Allocated memory was 140.5MB in the beginning and 172.0MB in the end (delta: 31.5MB). Free memory was 81.9MB in the beginning and 126.6MB in the end (delta: -44.8MB). Peak memory consumption was 19.8MB. Max. memory is 16.1GB. [2022-11-21 22:33:23,441 INFO L158 Benchmark]: CDTParser took 0.55ms. Allocated memory is still 140.5MB. Free memory was 105.5MB in the beginning and 105.5MB in the end (delta: 30.8kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 22:33:23,442 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1266.87ms. Allocated memory was 140.5MB in the beginning and 172.0MB in the end (delta: 31.5MB). Free memory was 81.5MB in the beginning and 126.6MB in the end (delta: -45.2MB). Peak memory consumption was 19.8MB. Max. memory is 16.1GB. [2022-11-21 22:33:23,444 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.55ms. Allocated memory is still 140.5MB. Free memory was 105.5MB in the beginning and 105.5MB in the end (delta: 30.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1266.87ms. Allocated memory was 140.5MB in the beginning and 172.0MB in the end (delta: 31.5MB). Free memory was 81.5MB in the beginning and 126.6MB in the end (delta: -45.2MB). Peak memory consumption was 19.8MB. 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_b2a06daf-9f8c-4c9e-b1fa-18994d16ba8e/bin/ukojak-jW3SillKbg/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2a06daf-9f8c-4c9e-b1fa-18994d16ba8e/bin/ukojak-jW3SillKbg/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2a06daf-9f8c-4c9e-b1fa-18994d16ba8e/bin/ukojak-jW3SillKbg/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2a06daf-9f8c-4c9e-b1fa-18994d16ba8e/bin/ukojak-jW3SillKbg/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_b2a06daf-9f8c-4c9e-b1fa-18994d16ba8e/bin/ukojak-jW3SillKbg/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2a06daf-9f8c-4c9e-b1fa-18994d16ba8e/bin/ukojak-jW3SillKbg --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-b5237d8 [2022-11-21 22:33:25,731 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-21 22:33:25,734 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-21 22:33:25,781 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-21 22:33:25,783 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-21 22:33:25,787 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-21 22:33:25,791 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-21 22:33:25,795 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-21 22:33:25,797 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-21 22:33:25,803 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-21 22:33:25,804 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-21 22:33:25,806 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-21 22:33:25,807 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-21 22:33:25,810 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-21 22:33:25,812 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-21 22:33:25,814 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-21 22:33:25,816 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-21 22:33:25,817 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-21 22:33:25,820 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-21 22:33:25,826 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-21 22:33:25,828 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-21 22:33:25,832 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-21 22:33:25,835 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-21 22:33:25,836 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-21 22:33:25,842 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-21 22:33:25,845 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-21 22:33:25,846 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-21 22:33:25,847 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-21 22:33:25,848 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-21 22:33:25,850 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-21 22:33:25,850 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-21 22:33:25,851 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-21 22:33:25,853 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-21 22:33:25,854 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-21 22:33:25,855 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-21 22:33:25,855 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-21 22:33:25,856 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-21 22:33:25,856 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-21 22:33:25,857 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-21 22:33:25,858 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-21 22:33:25,859 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-21 22:33:25,860 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2a06daf-9f8c-4c9e-b1fa-18994d16ba8e/bin/ukojak-jW3SillKbg/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2022-11-21 22:33:25,902 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-21 22:33:25,902 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-21 22:33:25,904 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-21 22:33:25,905 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-21 22:33:25,906 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-21 22:33:25,906 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-21 22:33:25,906 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-21 22:33:25,907 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-21 22:33:25,907 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-21 22:33:25,907 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-21 22:33:25,908 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-21 22:33:25,909 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-21 22:33:25,909 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-21 22:33:25,909 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-21 22:33:25,910 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-21 22:33:25,910 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-21 22:33:25,910 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-21 22:33:25,910 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-21 22:33:25,911 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-21 22:33:25,911 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-21 22:33:25,911 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-21 22:33:25,912 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-21 22:33:25,912 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 22:33:25,912 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-21 22:33:25,913 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-21 22:33:25,913 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-21 22:33:25,913 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-21 22:33:25,913 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-21 22:33:25,914 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-21 22:33:25,914 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-11-21 22:33:25,914 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-21 22:33:25,915 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_b2a06daf-9f8c-4c9e-b1fa-18994d16ba8e/bin/ukojak-jW3SillKbg/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2a06daf-9f8c-4c9e-b1fa-18994d16ba8e/bin/ukojak-jW3SillKbg Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 983cec69549e2e1e8fd4af811fefcb63625f41eb81ec9e5957d0ba81a05cd15e [2022-11-21 22:33:26,336 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-21 22:33:26,365 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-21 22:33:26,368 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-21 22:33:26,369 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-21 22:33:26,370 INFO L275 PluginConnector]: CDTParser initialized [2022-11-21 22:33:26,371 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2a06daf-9f8c-4c9e-b1fa-18994d16ba8e/bin/ukojak-jW3SillKbg/../../sv-benchmarks/c/busybox-1.22.0/readlink-2.i [2022-11-21 22:33:31,763 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-21 22:33:32,259 INFO L351 CDTParser]: Found 1 translation units. [2022-11-21 22:33:32,259 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2a06daf-9f8c-4c9e-b1fa-18994d16ba8e/sv-benchmarks/c/busybox-1.22.0/readlink-2.i [2022-11-21 22:33:32,301 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2a06daf-9f8c-4c9e-b1fa-18994d16ba8e/bin/ukojak-jW3SillKbg/data/0a1252f48/e75ae83cc3074b99b02c0f6b7d82a01f/FLAG8e7bdb553 [2022-11-21 22:33:32,325 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2a06daf-9f8c-4c9e-b1fa-18994d16ba8e/bin/ukojak-jW3SillKbg/data/0a1252f48/e75ae83cc3074b99b02c0f6b7d82a01f [2022-11-21 22:33:32,327 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-21 22:33:32,329 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-21 22:33:32,332 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-21 22:33:32,332 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-21 22:33:32,335 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-21 22:33:32,336 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:33:32" (1/1) ... [2022-11-21 22:33:32,340 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@56eaad65 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:33:32, skipping insertion in model container [2022-11-21 22:33:32,340 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:33:32" (1/1) ... [2022-11-21 22:33:32,347 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-21 22:33:32,431 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-21 22:33:33,747 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 [2022-11-21 22:33:33,749 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@2fdf3430 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:33:33, skipping insertion in model container [2022-11-21 22:33:33,749 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-21 22:33:33,750 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-21 22:33:33,752 INFO L158 Benchmark]: Toolchain (without parser) took 1421.93ms. Allocated memory was 67.1MB in the beginning and 81.8MB in the end (delta: 14.7MB). Free memory was 45.0MB in the beginning and 48.4MB in the end (delta: -3.3MB). Peak memory consumption was 22.7MB. Max. memory is 16.1GB. [2022-11-21 22:33:33,753 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 67.1MB. Free memory was 44.5MB in the beginning and 44.4MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 22:33:33,753 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1417.85ms. Allocated memory was 67.1MB in the beginning and 81.8MB in the end (delta: 14.7MB). Free memory was 44.9MB in the beginning and 48.4MB in the end (delta: -3.5MB). Peak memory consumption was 20.6MB. Max. memory is 16.1GB. [2022-11-21 22:33:33,756 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20ms. Allocated memory is still 67.1MB. Free memory was 44.5MB in the beginning and 44.4MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1417.85ms. Allocated memory was 67.1MB in the beginning and 81.8MB in the end (delta: 14.7MB). Free memory was 44.9MB in the beginning and 48.4MB in the end (delta: -3.5MB). Peak memory consumption was 20.6MB. 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