./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/busybox-1.22.0/echo-2.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 6b4ec56b Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e251e269-0842-4f55-901c-82199b490385/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e251e269-0842-4f55-901c-82199b490385/bin/ukojak-pZX7IvK2PQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e251e269-0842-4f55-901c-82199b490385/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e251e269-0842-4f55-901c-82199b490385/bin/ukojak-pZX7IvK2PQ/config/KojakReach.xml -i ../../sv-benchmarks/c/busybox-1.22.0/echo-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e251e269-0842-4f55-901c-82199b490385/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e251e269-0842-4f55-901c-82199b490385/bin/ukojak-pZX7IvK2PQ --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash ec8c1840711640ca888d089fb025731988313351c78c18fc65f57765a4fcfb44 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-6b4ec56 [2022-11-20 18:05:14,999 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 18:05:15,002 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 18:05:15,042 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 18:05:15,043 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 18:05:15,046 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 18:05:15,049 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 18:05:15,052 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 18:05:15,058 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 18:05:15,061 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 18:05:15,063 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 18:05:15,065 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 18:05:15,066 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 18:05:15,070 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 18:05:15,072 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 18:05:15,074 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 18:05:15,076 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 18:05:15,077 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 18:05:15,078 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 18:05:15,082 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 18:05:15,085 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 18:05:15,087 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 18:05:15,088 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 18:05:15,089 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 18:05:15,097 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 18:05:15,097 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 18:05:15,098 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 18:05:15,098 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 18:05:15,099 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 18:05:15,100 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 18:05:15,100 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 18:05:15,101 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 18:05:15,101 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 18:05:15,102 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 18:05:15,103 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 18:05:15,103 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 18:05:15,104 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 18:05:15,104 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 18:05:15,105 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 18:05:15,105 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 18:05:15,106 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 18:05:15,111 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e251e269-0842-4f55-901c-82199b490385/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-64bit-Kojak_Default.epf [2022-11-20 18:05:15,147 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 18:05:15,147 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 18:05:15,148 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 18:05:15,148 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-20 18:05:15,149 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 18:05:15,149 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 18:05:15,167 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 18:05:15,167 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 18:05:15,167 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 18:05:15,167 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 18:05:15,168 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 18:05:15,169 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 18:05:15,169 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 18:05:15,169 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-20 18:05:15,169 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 18:05:15,170 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 18:05:15,170 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 18:05:15,170 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 18:05:15,170 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 18:05:15,170 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 18:05:15,171 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 18:05:15,171 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 18:05:15,171 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 18:05:15,171 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 18:05:15,171 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-20 18:05:15,172 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-20 18:05:15,172 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 18:05:15,172 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_e251e269-0842-4f55-901c-82199b490385/bin/ukojak-pZX7IvK2PQ/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e251e269-0842-4f55-901c-82199b490385/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ec8c1840711640ca888d089fb025731988313351c78c18fc65f57765a4fcfb44 [2022-11-20 18:05:15,427 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 18:05:15,453 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 18:05:15,456 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 18:05:15,457 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 18:05:15,457 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 18:05:15,459 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e251e269-0842-4f55-901c-82199b490385/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/busybox-1.22.0/echo-2.i [2022-11-20 18:05:18,661 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 18:05:19,110 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 18:05:19,111 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e251e269-0842-4f55-901c-82199b490385/sv-benchmarks/c/busybox-1.22.0/echo-2.i [2022-11-20 18:05:19,137 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e251e269-0842-4f55-901c-82199b490385/bin/ukojak-pZX7IvK2PQ/data/673bc6634/f7502cc480ec446e86c7c7d01b51c202/FLAG11b5655b9 [2022-11-20 18:05:19,158 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e251e269-0842-4f55-901c-82199b490385/bin/ukojak-pZX7IvK2PQ/data/673bc6634/f7502cc480ec446e86c7c7d01b51c202 [2022-11-20 18:05:19,160 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 18:05:19,162 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 18:05:19,165 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 18:05:19,165 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 18:05:19,168 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 18:05:19,169 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 06:05:19" (1/1) ... [2022-11-20 18:05:19,170 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@54dd7921 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:05:19, skipping insertion in model container [2022-11-20 18:05:19,171 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 06:05:19" (1/1) ... [2022-11-20 18:05:19,178 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 18:05:19,245 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 18:05:20,611 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2022-11-20 18:05:20,614 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@612a5fb8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:05:20, skipping insertion in model container [2022-11-20 18:05:20,614 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 18:05:20,615 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-20 18:05:20,617 INFO L158 Benchmark]: Toolchain (without parser) took 1453.74ms. Allocated memory is still 165.7MB. Free memory was 130.0MB in the beginning and 104.0MB in the end (delta: 26.0MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2022-11-20 18:05:20,617 INFO L158 Benchmark]: CDTParser took 0.24ms. Allocated memory is still 165.7MB. Free memory is still 136.2MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 18:05:20,619 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1449.47ms. Allocated memory is still 165.7MB. Free memory was 130.0MB in the beginning and 104.0MB in the end (delta: 26.0MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2022-11-20 18:05:20,621 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24ms. Allocated memory is still 165.7MB. Free memory is still 136.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1449.47ms. Allocated memory is still 165.7MB. Free memory was 130.0MB in the beginning and 104.0MB in the end (delta: 26.0MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2530]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg 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_e251e269-0842-4f55-901c-82199b490385/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e251e269-0842-4f55-901c-82199b490385/bin/ukojak-pZX7IvK2PQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e251e269-0842-4f55-901c-82199b490385/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e251e269-0842-4f55-901c-82199b490385/bin/ukojak-pZX7IvK2PQ/config/KojakReach.xml -i ../../sv-benchmarks/c/busybox-1.22.0/echo-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e251e269-0842-4f55-901c-82199b490385/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e251e269-0842-4f55-901c-82199b490385/bin/ukojak-pZX7IvK2PQ --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash ec8c1840711640ca888d089fb025731988313351c78c18fc65f57765a4fcfb44 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-6b4ec56 [2022-11-20 18:05:22,941 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 18:05:22,944 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 18:05:22,992 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 18:05:22,992 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 18:05:22,996 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 18:05:22,999 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 18:05:23,002 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 18:05:23,005 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 18:05:23,012 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 18:05:23,013 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 18:05:23,016 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 18:05:23,017 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 18:05:23,019 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 18:05:23,021 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 18:05:23,025 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 18:05:23,029 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 18:05:23,031 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 18:05:23,033 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 18:05:23,035 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 18:05:23,039 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 18:05:23,041 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 18:05:23,044 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 18:05:23,045 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 18:05:23,051 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 18:05:23,055 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 18:05:23,056 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 18:05:23,057 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 18:05:23,059 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 18:05:23,060 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 18:05:23,061 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 18:05:23,062 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 18:05:23,063 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 18:05:23,065 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 18:05:23,067 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 18:05:23,067 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 18:05:23,068 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 18:05:23,068 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 18:05:23,069 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 18:05:23,070 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 18:05:23,070 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 18:05:23,075 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e251e269-0842-4f55-901c-82199b490385/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2022-11-20 18:05:23,109 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 18:05:23,110 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 18:05:23,112 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 18:05:23,112 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-20 18:05:23,113 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 18:05:23,114 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 18:05:23,114 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 18:05:23,114 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 18:05:23,115 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 18:05:23,115 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 18:05:23,116 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 18:05:23,116 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 18:05:23,117 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-20 18:05:23,117 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-20 18:05:23,117 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-20 18:05:23,118 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-20 18:05:23,118 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 18:05:23,118 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 18:05:23,118 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 18:05:23,119 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 18:05:23,119 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 18:05:23,119 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 18:05:23,119 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 18:05:23,120 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 18:05:23,120 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 18:05:23,120 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 18:05:23,121 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-20 18:05:23,121 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-20 18:05:23,121 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 18:05:23,121 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-11-20 18:05:23,122 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-20 18:05:23,122 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_e251e269-0842-4f55-901c-82199b490385/bin/ukojak-pZX7IvK2PQ/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e251e269-0842-4f55-901c-82199b490385/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ec8c1840711640ca888d089fb025731988313351c78c18fc65f57765a4fcfb44 [2022-11-20 18:05:23,545 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 18:05:23,582 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 18:05:23,585 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 18:05:23,587 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 18:05:23,587 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 18:05:23,589 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e251e269-0842-4f55-901c-82199b490385/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/busybox-1.22.0/echo-2.i [2022-11-20 18:05:26,782 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 18:05:27,159 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 18:05:27,163 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e251e269-0842-4f55-901c-82199b490385/sv-benchmarks/c/busybox-1.22.0/echo-2.i [2022-11-20 18:05:27,205 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e251e269-0842-4f55-901c-82199b490385/bin/ukojak-pZX7IvK2PQ/data/c76e8e396/39b2951ebe8048f1866b2d6e6f293de0/FLAG3f753c579 [2022-11-20 18:05:27,226 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e251e269-0842-4f55-901c-82199b490385/bin/ukojak-pZX7IvK2PQ/data/c76e8e396/39b2951ebe8048f1866b2d6e6f293de0 [2022-11-20 18:05:27,231 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 18:05:27,233 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 18:05:27,236 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 18:05:27,236 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 18:05:27,240 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 18:05:27,241 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 06:05:27" (1/1) ... [2022-11-20 18:05:27,242 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5450185d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:05:27, skipping insertion in model container [2022-11-20 18:05:27,242 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 06:05:27" (1/1) ... [2022-11-20 18:05:27,250 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 18:05:27,336 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 18:05:27,571 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator has thrown an exception: java.lang.UnsupportedOperationException: Integer overflow check for leftshift is not yet implemented. at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.BitvectorTranslation.constructOverflowCheckForBinaryBitwiseIntegerExpression(BitvectorTranslation.java:1570) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CExpressionTranslator.addIntegerBoundsCheck(CExpressionTranslator.java:1060) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CExpressionTranslator.handleBitshiftOperation(CExpressionTranslator.java:430) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:834) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:282) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2446) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:303) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:727) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:282) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2446) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:303) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1126) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:276) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2446) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:303) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.TypeHandler.visit(TypeHandler.java:357) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:177) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2116) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:143) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.processTUchild(CHandler.java:3314) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2388) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:600) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:134) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.translate(MainTranslator.java:192) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.run(MainTranslator.java:115) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.(MainTranslator.java:93) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver.finish(CACSL2BoogieTranslatorObserver.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2022-11-20 18:05:27,579 INFO L158 Benchmark]: Toolchain (without parser) took 344.56ms. Allocated memory is still 69.2MB. Free memory was 36.3MB in the beginning and 42.6MB in the end (delta: -6.2MB). Peak memory consumption was 12.8MB. Max. memory is 16.1GB. [2022-11-20 18:05:27,580 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 69.2MB. Free memory was 46.2MB in the beginning and 46.1MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 18:05:27,581 INFO L158 Benchmark]: CACSL2BoogieTranslator took 340.03ms. Allocated memory is still 69.2MB. Free memory was 36.2MB in the beginning and 42.9MB in the end (delta: -6.7MB). Peak memory consumption was 10.7MB. Max. memory is 16.1GB. [2022-11-20 18:05:27,583 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 69.2MB. Free memory was 46.2MB in the beginning and 46.1MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 340.03ms. Allocated memory is still 69.2MB. Free memory was 36.2MB in the beginning and 42.9MB in the end (delta: -6.7MB). Peak memory consumption was 10.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - ExceptionOrErrorResult: UnsupportedOperationException: Integer overflow check for leftshift is not yet implemented. de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: UnsupportedOperationException: Integer overflow check for leftshift is not yet implemented.: de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.BitvectorTranslation.constructOverflowCheckForBinaryBitwiseIntegerExpression(BitvectorTranslation.java:1570) 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: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Integer overflow check for leftshift is not yet implemented.