./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/goblint-coreutils/instrumented_interval_cksum_comb.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version b5237d83 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_ee3e78ee-c36f-44fb-8ce5-3fa19b5eea39/bin/utaipan-g80aRyZoba/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee3e78ee-c36f-44fb-8ce5-3fa19b5eea39/bin/utaipan-g80aRyZoba/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee3e78ee-c36f-44fb-8ce5-3fa19b5eea39/bin/utaipan-g80aRyZoba/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee3e78ee-c36f-44fb-8ce5-3fa19b5eea39/bin/utaipan-g80aRyZoba/config/TaipanReach.xml -i ../../sv-benchmarks/c/goblint-coreutils/instrumented_interval_cksum_comb.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee3e78ee-c36f-44fb-8ce5-3fa19b5eea39/bin/utaipan-g80aRyZoba/config/svcomp-Overflow-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee3e78ee-c36f-44fb-8ce5-3fa19b5eea39/bin/utaipan-g80aRyZoba --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 Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash c92169288ba10e606aecd7ff04f59d0eb48b56f4c981fd9086bac53fae53e7ad --- 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 [2022-11-22 02:25:12,006 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-22 02:25:12,009 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-22 02:25:12,048 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-22 02:25:12,049 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-22 02:25:12,050 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-22 02:25:12,051 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-22 02:25:12,053 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-22 02:25:12,055 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-22 02:25:12,056 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-22 02:25:12,057 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-22 02:25:12,058 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-22 02:25:12,058 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-22 02:25:12,059 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-22 02:25:12,060 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-22 02:25:12,062 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-22 02:25:12,062 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-22 02:25:12,063 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-22 02:25:12,065 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-22 02:25:12,067 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-22 02:25:12,068 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-22 02:25:12,070 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-22 02:25:12,071 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-22 02:25:12,072 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-22 02:25:12,076 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-22 02:25:12,076 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-22 02:25:12,076 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-22 02:25:12,077 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-22 02:25:12,078 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-22 02:25:12,079 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-22 02:25:12,079 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-22 02:25:12,080 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-22 02:25:12,081 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-22 02:25:12,082 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-22 02:25:12,083 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-22 02:25:12,083 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-22 02:25:12,084 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-22 02:25:12,084 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-22 02:25:12,084 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-22 02:25:12,085 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-22 02:25:12,086 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-22 02:25:12,087 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee3e78ee-c36f-44fb-8ce5-3fa19b5eea39/bin/utaipan-g80aRyZoba/config/svcomp-Overflow-64bit-Taipan_Default.epf [2022-11-22 02:25:12,111 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-22 02:25:12,111 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-22 02:25:12,112 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-22 02:25:12,112 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-22 02:25:12,113 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-22 02:25:12,113 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-22 02:25:12,113 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-22 02:25:12,113 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-22 02:25:12,114 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-22 02:25:12,114 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-22 02:25:12,114 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-22 02:25:12,114 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-22 02:25:12,115 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-22 02:25:12,115 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-22 02:25:12,115 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-22 02:25:12,115 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-22 02:25:12,115 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-22 02:25:12,116 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-22 02:25:12,116 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-22 02:25:12,117 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-22 02:25:12,117 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-22 02:25:12,117 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-22 02:25:12,117 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-22 02:25:12,117 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-22 02:25:12,118 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-22 02:25:12,118 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-22 02:25:12,118 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-22 02:25:12,118 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-22 02:25:12,118 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-22 02:25:12,119 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-22 02:25:12,119 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-22 02:25:12,119 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-22 02:25:12,119 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-22 02:25:12,120 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-22 02:25:12,120 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-22 02:25:12,120 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-22 02:25:12,120 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-22 02:25:12,120 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-22 02:25:12,121 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-22 02:25:12,121 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-22 02:25:12,121 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_ee3e78ee-c36f-44fb-8ce5-3fa19b5eea39/bin/utaipan-g80aRyZoba/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee3e78ee-c36f-44fb-8ce5-3fa19b5eea39/bin/utaipan-g80aRyZoba Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c92169288ba10e606aecd7ff04f59d0eb48b56f4c981fd9086bac53fae53e7ad [2022-11-22 02:25:12,423 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-22 02:25:12,443 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-22 02:25:12,446 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-22 02:25:12,447 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-22 02:25:12,447 INFO L275 PluginConnector]: CDTParser initialized [2022-11-22 02:25:12,449 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee3e78ee-c36f-44fb-8ce5-3fa19b5eea39/bin/utaipan-g80aRyZoba/../../sv-benchmarks/c/goblint-coreutils/instrumented_interval_cksum_comb.i [2022-11-22 02:25:15,538 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-22 02:25:17,428 INFO L351 CDTParser]: Found 1 translation units. [2022-11-22 02:25:17,428 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee3e78ee-c36f-44fb-8ce5-3fa19b5eea39/sv-benchmarks/c/goblint-coreutils/instrumented_interval_cksum_comb.i [2022-11-22 02:25:17,682 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee3e78ee-c36f-44fb-8ce5-3fa19b5eea39/bin/utaipan-g80aRyZoba/data/98c392e57/87a5491348274864a234d3ec54cec4bc/FLAG4c8ce0040 [2022-11-22 02:25:17,700 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee3e78ee-c36f-44fb-8ce5-3fa19b5eea39/bin/utaipan-g80aRyZoba/data/98c392e57/87a5491348274864a234d3ec54cec4bc [2022-11-22 02:25:17,704 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-22 02:25:17,706 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-22 02:25:17,708 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-22 02:25:17,708 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-22 02:25:17,712 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-22 02:25:17,713 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 02:25:17" (1/1) ... [2022-11-22 02:25:17,714 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@10ade45d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:25:17, skipping insertion in model container [2022-11-22 02:25:17,715 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 02:25:17" (1/1) ... [2022-11-22 02:25:17,722 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-22 02:25:18,391 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-22 02:25:42,739 WARN L611 FunctionHandler]: implicit declaration of function __builtin___memcpy_chk [2022-11-22 02:25:42,741 WARN L611 FunctionHandler]: implicit declaration of function __builtin___memmove_chk [2022-11-22 02:25:42,742 WARN L611 FunctionHandler]: implicit declaration of function __builtin___mempcpy_chk [2022-11-22 02:25:42,743 WARN L611 FunctionHandler]: implicit declaration of function __builtin___memset_chk [2022-11-22 02:25:42,745 WARN L611 FunctionHandler]: implicit declaration of function __builtin___strcpy_chk [2022-11-22 02:25:42,745 WARN L611 FunctionHandler]: implicit declaration of function __builtin___stpcpy_chk [2022-11-22 02:25:42,746 WARN L611 FunctionHandler]: implicit declaration of function __builtin___strncpy_chk [2022-11-22 02:25:42,748 WARN L611 FunctionHandler]: implicit declaration of function __builtin___strcat_chk [2022-11-22 02:25:42,749 WARN L611 FunctionHandler]: implicit declaration of function __builtin___strncat_chk [2022-11-22 02:25:42,793 WARN L611 FunctionHandler]: implicit declaration of function __builtin___vsnprintf_chk [2022-11-22 02:25:42,802 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee3e78ee-c36f-44fb-8ce5-3fa19b5eea39/sv-benchmarks/c/goblint-coreutils/instrumented_interval_cksum_comb.i[493420,493433] [2022-11-22 02:25:42,804 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee3e78ee-c36f-44fb-8ce5-3fa19b5eea39/sv-benchmarks/c/goblint-coreutils/instrumented_interval_cksum_comb.i[494046,494059] [2022-11-22 02:25:42,804 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee3e78ee-c36f-44fb-8ce5-3fa19b5eea39/sv-benchmarks/c/goblint-coreutils/instrumented_interval_cksum_comb.i[494103,494116] [2022-11-22 02:25:42,805 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee3e78ee-c36f-44fb-8ce5-3fa19b5eea39/sv-benchmarks/c/goblint-coreutils/instrumented_interval_cksum_comb.i[494179,494192] [2022-11-22 02:25:43,054 WARN L611 FunctionHandler]: implicit declaration of function __builtin_strspn [2022-11-22 02:25:43,070 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: rpl_fcntl [2022-11-22 02:25:43,071 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@5f57c239 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:25:43, skipping insertion in model container [2022-11-22 02:25:43,071 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-22 02:25:43,071 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-22 02:25:43,073 INFO L158 Benchmark]: Toolchain (without parser) took 25366.63ms. Allocated memory was 172.0MB in the beginning and 253.8MB in the end (delta: 81.8MB). Free memory was 108.3MB in the beginning and 63.2MB in the end (delta: 45.1MB). Peak memory consumption was 140.3MB. Max. memory is 16.1GB. [2022-11-22 02:25:43,074 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 123.7MB. Free memory is still 99.8MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-22 02:25:43,075 INFO L158 Benchmark]: CACSL2BoogieTranslator took 25363.43ms. Allocated memory was 172.0MB in the beginning and 253.8MB in the end (delta: 81.8MB). Free memory was 108.3MB in the beginning and 63.2MB in the end (delta: 45.1MB). Peak memory consumption was 140.3MB. Max. memory is 16.1GB. [2022-11-22 02:25:43,076 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26ms. Allocated memory is still 123.7MB. Free memory is still 99.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 25363.43ms. Allocated memory was 172.0MB in the beginning and 253.8MB in the end (delta: 81.8MB). Free memory was 108.3MB in the beginning and 63.2MB in the end (delta: 45.1MB). Peak memory consumption was 140.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 12041]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: rpl_fcntl 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_ee3e78ee-c36f-44fb-8ce5-3fa19b5eea39/bin/utaipan-g80aRyZoba/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee3e78ee-c36f-44fb-8ce5-3fa19b5eea39/bin/utaipan-g80aRyZoba/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee3e78ee-c36f-44fb-8ce5-3fa19b5eea39/bin/utaipan-g80aRyZoba/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee3e78ee-c36f-44fb-8ce5-3fa19b5eea39/bin/utaipan-g80aRyZoba/config/TaipanReach.xml -i ../../sv-benchmarks/c/goblint-coreutils/instrumented_interval_cksum_comb.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee3e78ee-c36f-44fb-8ce5-3fa19b5eea39/bin/utaipan-g80aRyZoba/config/svcomp-Overflow-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee3e78ee-c36f-44fb-8ce5-3fa19b5eea39/bin/utaipan-g80aRyZoba --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 Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash c92169288ba10e606aecd7ff04f59d0eb48b56f4c981fd9086bac53fae53e7ad --- 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 [2022-11-22 02:25:45,264 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-22 02:25:45,266 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-22 02:25:45,295 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-22 02:25:45,296 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-22 02:25:45,297 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-22 02:25:45,301 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-22 02:25:45,307 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-22 02:25:45,310 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-22 02:25:45,316 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-22 02:25:45,320 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-22 02:25:45,322 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-22 02:25:45,323 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-22 02:25:45,326 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-22 02:25:45,329 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-22 02:25:45,331 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-22 02:25:45,331 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-22 02:25:45,332 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-22 02:25:45,334 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-22 02:25:45,335 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-22 02:25:45,336 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-22 02:25:45,343 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-22 02:25:45,346 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-22 02:25:45,347 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-22 02:25:45,357 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-22 02:25:45,357 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-22 02:25:45,357 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-22 02:25:45,358 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-22 02:25:45,362 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-22 02:25:45,363 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-22 02:25:45,364 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-22 02:25:45,367 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-22 02:25:45,368 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-22 02:25:45,368 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-22 02:25:45,369 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-22 02:25:45,384 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-22 02:25:45,385 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-22 02:25:45,385 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-22 02:25:45,385 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-22 02:25:45,386 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-22 02:25:45,387 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-22 02:25:45,388 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee3e78ee-c36f-44fb-8ce5-3fa19b5eea39/bin/utaipan-g80aRyZoba/config/svcomp-Overflow-64bit-Taipan_Bitvector.epf [2022-11-22 02:25:45,416 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-22 02:25:45,417 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-22 02:25:45,417 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-22 02:25:45,417 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-22 02:25:45,418 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-22 02:25:45,418 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-22 02:25:45,419 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-22 02:25:45,419 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-22 02:25:45,419 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-22 02:25:45,419 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-22 02:25:45,419 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-22 02:25:45,420 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-22 02:25:45,421 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-22 02:25:45,421 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-22 02:25:45,421 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-22 02:25:45,421 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-22 02:25:45,422 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-22 02:25:45,422 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-22 02:25:45,422 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-22 02:25:45,422 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-22 02:25:45,423 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-22 02:25:45,423 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-22 02:25:45,423 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-22 02:25:45,423 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-22 02:25:45,423 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-22 02:25:45,424 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-22 02:25:45,424 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-22 02:25:45,424 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-22 02:25:45,425 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-22 02:25:45,425 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-22 02:25:45,425 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-22 02:25:45,425 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-22 02:25:45,426 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-22 02:25:45,426 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-22 02:25:45,426 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-22 02:25:45,426 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-22 02:25:45,426 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-22 02:25:45,427 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_ee3e78ee-c36f-44fb-8ce5-3fa19b5eea39/bin/utaipan-g80aRyZoba/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee3e78ee-c36f-44fb-8ce5-3fa19b5eea39/bin/utaipan-g80aRyZoba Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c92169288ba10e606aecd7ff04f59d0eb48b56f4c981fd9086bac53fae53e7ad [2022-11-22 02:25:45,755 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-22 02:25:45,777 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-22 02:25:45,780 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-22 02:25:45,781 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-22 02:25:45,782 INFO L275 PluginConnector]: CDTParser initialized [2022-11-22 02:25:45,784 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee3e78ee-c36f-44fb-8ce5-3fa19b5eea39/bin/utaipan-g80aRyZoba/../../sv-benchmarks/c/goblint-coreutils/instrumented_interval_cksum_comb.i [2022-11-22 02:25:48,942 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-22 02:25:51,038 INFO L351 CDTParser]: Found 1 translation units. [2022-11-22 02:25:51,039 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee3e78ee-c36f-44fb-8ce5-3fa19b5eea39/sv-benchmarks/c/goblint-coreutils/instrumented_interval_cksum_comb.i [2022-11-22 02:25:51,254 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee3e78ee-c36f-44fb-8ce5-3fa19b5eea39/bin/utaipan-g80aRyZoba/data/19eaefa30/cf7021a3dafc4a449c8a7150fcd8e821/FLAGcc83f954c [2022-11-22 02:25:51,279 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee3e78ee-c36f-44fb-8ce5-3fa19b5eea39/bin/utaipan-g80aRyZoba/data/19eaefa30/cf7021a3dafc4a449c8a7150fcd8e821 [2022-11-22 02:25:51,284 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-22 02:25:51,289 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-22 02:25:51,291 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-22 02:25:51,291 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-22 02:25:51,295 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-22 02:25:51,296 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 02:25:51" (1/1) ... [2022-11-22 02:25:51,297 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@c2d5711 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:25:51, skipping insertion in model container [2022-11-22 02:25:51,298 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 02:25:51" (1/1) ... [2022-11-22 02:25:51,306 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-22 02:25:52,054 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-22 02:25:52,725 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:1177) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:152) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2143) 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.TypeHandler.visit(TypeHandler.java:455) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:183) 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) [2022-11-22 02:25:52,737 INFO L158 Benchmark]: Toolchain (without parser) took 1446.94ms. Allocated memory was 115.3MB in the beginning and 138.4MB in the end (delta: 23.1MB). Free memory was 41.7MB in the beginning and 56.9MB in the end (delta: -15.1MB). Peak memory consumption was 46.4MB. Max. memory is 16.1GB. [2022-11-22 02:25:52,738 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 60.8MB. Free memory was 39.3MB in the beginning and 39.2MB in the end (delta: 73.4kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-22 02:25:52,739 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1443.76ms. Allocated memory was 115.3MB in the beginning and 138.4MB in the end (delta: 23.1MB). Free memory was 41.5MB in the beginning and 56.9MB in the end (delta: -15.4MB). Peak memory consumption was 46.4MB. Max. memory is 16.1GB. [2022-11-22 02:25:52,742 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 60.8MB. Free memory was 39.3MB in the beginning and 39.2MB in the end (delta: 73.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1443.76ms. Allocated memory was 115.3MB in the beginning and 138.4MB in the end (delta: 23.1MB). Free memory was 41.5MB in the beginning and 56.9MB in the end (delta: -15.4MB). Peak memory consumption was 46.4MB. 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.