./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/busybox-1.22.0/chgrp-incomplete-2.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_1656d4a4-e9ee-4e61-93db-2baf7364e81a/bin/ukojak-jW3SillKbg/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1656d4a4-e9ee-4e61-93db-2baf7364e81a/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_1656d4a4-e9ee-4e61-93db-2baf7364e81a/bin/ukojak-jW3SillKbg/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1656d4a4-e9ee-4e61-93db-2baf7364e81a/bin/ukojak-jW3SillKbg/config/KojakReach.xml -i ../../sv-benchmarks/c/busybox-1.22.0/chgrp-incomplete-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1656d4a4-e9ee-4e61-93db-2baf7364e81a/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_1656d4a4-e9ee-4e61-93db-2baf7364e81a/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 75a422495b0d341888d6fa4ea15996bc435989c8057f490725519b3804611bf5 --- 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 22:26:58,445 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-21 22:26:58,447 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-21 22:26:58,489 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-21 22:26:58,489 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-21 22:26:58,493 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-21 22:26:58,495 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-21 22:26:58,497 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-21 22:26:58,498 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-21 22:26:58,499 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-21 22:26:58,500 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-21 22:26:58,502 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-21 22:26:58,502 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-21 22:26:58,503 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-21 22:26:58,504 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-21 22:26:58,505 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-21 22:26:58,506 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-21 22:26:58,513 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-21 22:26:58,515 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-21 22:26:58,526 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-21 22:26:58,530 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-21 22:26:58,535 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-21 22:26:58,537 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-21 22:26:58,538 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-21 22:26:58,541 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-21 22:26:58,541 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-21 22:26:58,542 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-21 22:26:58,543 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-21 22:26:58,543 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-21 22:26:58,544 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-21 22:26:58,545 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-21 22:26:58,546 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-21 22:26:58,546 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-21 22:26:58,552 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-21 22:26:58,554 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-21 22:26:58,555 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-21 22:26:58,556 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-21 22:26:58,556 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-21 22:26:58,556 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-21 22:26:58,560 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-21 22:26:58,561 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-21 22:26:58,562 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1656d4a4-e9ee-4e61-93db-2baf7364e81a/bin/ukojak-jW3SillKbg/config/svcomp-Overflow-64bit-Kojak_Default.epf [2022-11-21 22:26:58,604 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-21 22:26:58,604 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-21 22:26:58,605 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-21 22:26:58,605 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-21 22:26:58,606 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-21 22:26:58,607 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-21 22:26:58,607 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-21 22:26:58,607 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-21 22:26:58,607 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-21 22:26:58,607 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-21 22:26:58,608 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-21 22:26:58,609 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-21 22:26:58,609 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-21 22:26:58,609 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-21 22:26:58,609 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-21 22:26:58,609 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-21 22:26:58,610 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-21 22:26:58,610 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-21 22:26:58,610 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-21 22:26:58,610 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-21 22:26:58,610 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 22:26:58,611 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-21 22:26:58,611 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-21 22:26:58,611 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-21 22:26:58,611 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-21 22:26:58,611 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-21 22:26:58,611 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-21 22:26:58,612 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_1656d4a4-e9ee-4e61-93db-2baf7364e81a/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1656d4a4-e9ee-4e61-93db-2baf7364e81a/bin/ukojak-jW3SillKbg Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 75a422495b0d341888d6fa4ea15996bc435989c8057f490725519b3804611bf5 [2022-11-21 22:26:58,967 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-21 22:26:59,003 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-21 22:26:59,006 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-21 22:26:59,007 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-21 22:26:59,008 INFO L275 PluginConnector]: CDTParser initialized [2022-11-21 22:26:59,009 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1656d4a4-e9ee-4e61-93db-2baf7364e81a/bin/ukojak-jW3SillKbg/../../sv-benchmarks/c/busybox-1.22.0/chgrp-incomplete-2.i [2022-11-21 22:27:02,213 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-21 22:27:02,687 INFO L351 CDTParser]: Found 1 translation units. [2022-11-21 22:27:02,688 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1656d4a4-e9ee-4e61-93db-2baf7364e81a/sv-benchmarks/c/busybox-1.22.0/chgrp-incomplete-2.i [2022-11-21 22:27:02,721 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1656d4a4-e9ee-4e61-93db-2baf7364e81a/bin/ukojak-jW3SillKbg/data/64d88bd79/01649cdaed464bb998aafead25a74d8e/FLAG651207798 [2022-11-21 22:27:02,739 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1656d4a4-e9ee-4e61-93db-2baf7364e81a/bin/ukojak-jW3SillKbg/data/64d88bd79/01649cdaed464bb998aafead25a74d8e [2022-11-21 22:27:02,741 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-21 22:27:02,743 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-21 22:27:02,746 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-21 22:27:02,746 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-21 22:27:02,749 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-21 22:27:02,750 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:27:02" (1/1) ... [2022-11-21 22:27:02,751 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@14448bdc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:27:02, skipping insertion in model container [2022-11-21 22:27:02,751 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:27:02" (1/1) ... [2022-11-21 22:27:02,758 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-21 22:27:02,833 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-21 22:27:04,092 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: xasprintf [2022-11-21 22:27:04,093 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@30ca8ba7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:27:04, skipping insertion in model container [2022-11-21 22:27:04,093 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-21 22:27:04,094 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-21 22:27:04,096 INFO L158 Benchmark]: Toolchain (without parser) took 1351.75ms. Allocated memory is still 130.0MB. Free memory was 83.4MB in the beginning and 60.0MB in the end (delta: 23.4MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2022-11-21 22:27:04,096 INFO L158 Benchmark]: CDTParser took 0.48ms. Allocated memory is still 130.0MB. Free memory was 103.6MB in the beginning and 103.6MB in the end (delta: 35.7kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 22:27:04,098 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1347.72ms. Allocated memory is still 130.0MB. Free memory was 83.4MB in the beginning and 60.0MB in the end (delta: 23.4MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2022-11-21 22:27:04,099 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.48ms. Allocated memory is still 130.0MB. Free memory was 103.6MB in the beginning and 103.6MB in the end (delta: 35.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1347.72ms. Allocated memory is still 130.0MB. Free memory was 83.4MB in the beginning and 60.0MB in the end (delta: 23.4MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2344]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: xasprintf 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_1656d4a4-e9ee-4e61-93db-2baf7364e81a/bin/ukojak-jW3SillKbg/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1656d4a4-e9ee-4e61-93db-2baf7364e81a/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_1656d4a4-e9ee-4e61-93db-2baf7364e81a/bin/ukojak-jW3SillKbg/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1656d4a4-e9ee-4e61-93db-2baf7364e81a/bin/ukojak-jW3SillKbg/config/KojakReach.xml -i ../../sv-benchmarks/c/busybox-1.22.0/chgrp-incomplete-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1656d4a4-e9ee-4e61-93db-2baf7364e81a/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_1656d4a4-e9ee-4e61-93db-2baf7364e81a/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 75a422495b0d341888d6fa4ea15996bc435989c8057f490725519b3804611bf5 --- 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 22:27:06,481 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-21 22:27:06,484 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-21 22:27:06,524 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-21 22:27:06,525 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-21 22:27:06,529 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-21 22:27:06,531 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-21 22:27:06,535 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-21 22:27:06,537 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-21 22:27:06,543 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-21 22:27:06,544 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-21 22:27:06,547 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-21 22:27:06,547 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-21 22:27:06,549 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-21 22:27:06,551 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-21 22:27:06,558 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-21 22:27:06,559 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-21 22:27:06,560 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-21 22:27:06,579 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-21 22:27:06,586 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-21 22:27:06,587 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-21 22:27:06,590 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-21 22:27:06,592 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-21 22:27:06,592 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-21 22:27:06,601 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-21 22:27:06,601 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-21 22:27:06,601 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-21 22:27:06,603 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-21 22:27:06,606 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-21 22:27:06,607 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-21 22:27:06,608 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-21 22:27:06,609 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-21 22:27:06,611 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-21 22:27:06,612 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-21 22:27:06,613 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-21 22:27:06,614 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-21 22:27:06,615 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-21 22:27:06,615 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-21 22:27:06,615 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-21 22:27:06,616 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-21 22:27:06,617 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-21 22:27:06,623 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1656d4a4-e9ee-4e61-93db-2baf7364e81a/bin/ukojak-jW3SillKbg/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2022-11-21 22:27:06,665 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-21 22:27:06,665 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-21 22:27:06,667 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-21 22:27:06,667 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-21 22:27:06,668 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-21 22:27:06,668 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-21 22:27:06,669 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-21 22:27:06,669 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-21 22:27:06,669 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-21 22:27:06,669 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-21 22:27:06,670 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-21 22:27:06,670 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-21 22:27:06,671 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-21 22:27:06,671 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-21 22:27:06,671 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-21 22:27:06,671 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-21 22:27:06,671 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-21 22:27:06,671 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-21 22:27:06,672 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-21 22:27:06,672 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-21 22:27:06,672 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-21 22:27:06,672 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-21 22:27:06,672 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 22:27:06,673 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-21 22:27:06,673 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-21 22:27:06,673 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-21 22:27:06,673 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-21 22:27:06,673 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-21 22:27:06,674 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-21 22:27:06,674 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-11-21 22:27:06,674 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-21 22:27:06,674 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_1656d4a4-e9ee-4e61-93db-2baf7364e81a/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1656d4a4-e9ee-4e61-93db-2baf7364e81a/bin/ukojak-jW3SillKbg Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 75a422495b0d341888d6fa4ea15996bc435989c8057f490725519b3804611bf5 [2022-11-21 22:27:07,080 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-21 22:27:07,112 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-21 22:27:07,116 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-21 22:27:07,117 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-21 22:27:07,118 INFO L275 PluginConnector]: CDTParser initialized [2022-11-21 22:27:07,119 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1656d4a4-e9ee-4e61-93db-2baf7364e81a/bin/ukojak-jW3SillKbg/../../sv-benchmarks/c/busybox-1.22.0/chgrp-incomplete-2.i [2022-11-21 22:27:10,208 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-21 22:27:10,592 INFO L351 CDTParser]: Found 1 translation units. [2022-11-21 22:27:10,593 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1656d4a4-e9ee-4e61-93db-2baf7364e81a/sv-benchmarks/c/busybox-1.22.0/chgrp-incomplete-2.i [2022-11-21 22:27:10,613 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1656d4a4-e9ee-4e61-93db-2baf7364e81a/bin/ukojak-jW3SillKbg/data/98778c6cb/84a95be4b2874233805d476aaa420c17/FLAGa33f23b6b [2022-11-21 22:27:10,631 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1656d4a4-e9ee-4e61-93db-2baf7364e81a/bin/ukojak-jW3SillKbg/data/98778c6cb/84a95be4b2874233805d476aaa420c17 [2022-11-21 22:27:10,633 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-21 22:27:10,635 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-21 22:27:10,636 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-21 22:27:10,636 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-21 22:27:10,640 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-21 22:27:10,640 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:27:10" (1/1) ... [2022-11-21 22:27:10,641 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@509691bb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:27:10, skipping insertion in model container [2022-11-21 22:27:10,642 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:27:10" (1/1) ... [2022-11-21 22:27:10,649 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-21 22:27:10,707 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-21 22:27:10,957 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) [2022-11-21 22:27:10,968 INFO L158 Benchmark]: Toolchain (without parser) took 331.07ms. Allocated memory is still 69.2MB. Free memory was 36.3MB in the beginning and 43.0MB in the end (delta: -6.7MB). Peak memory consumption was 10.7MB. Max. memory is 16.1GB. [2022-11-21 22:27:10,969 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 69.2MB. Free memory was 46.0MB in the beginning and 45.9MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 22:27:10,971 INFO L158 Benchmark]: CACSL2BoogieTranslator took 328.73ms. Allocated memory is still 69.2MB. Free memory was 36.1MB in the beginning and 43.0MB in the end (delta: -6.9MB). Peak memory consumption was 10.7MB. Max. memory is 16.1GB. [2022-11-21 22:27:10,972 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 69.2MB. Free memory was 46.0MB in the beginning and 45.9MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 328.73ms. Allocated memory is still 69.2MB. Free memory was 36.1MB in the beginning and 43.0MB in the end (delta: -6.9MB). 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.