./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/cohencu-ll_unwindbound100.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 6a47aea7 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_389252c4-a48e-42d4-8c4e-eefde7ac2084/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_389252c4-a48e-42d4-8c4e-eefde7ac2084/bin/ukojak-CwSLpZB5Qu/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_389252c4-a48e-42d4-8c4e-eefde7ac2084/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_389252c4-a48e-42d4-8c4e-eefde7ac2084/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/cohencu-ll_unwindbound100.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_389252c4-a48e-42d4-8c4e-eefde7ac2084/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_389252c4-a48e-42d4-8c4e-eefde7ac2084/bin/ukojak-CwSLpZB5Qu --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash c55d57654781cf0634666e1c7d4e43dff0d9410f4306aded3e4e446e1f9e88d1 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:32:44,439 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:32:44,441 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:32:44,497 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:32:44,497 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:32:44,499 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:32:44,501 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:32:44,508 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:32:44,514 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:32:44,522 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:32:44,523 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:32:44,526 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:32:44,526 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:32:44,529 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:32:44,534 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:32:44,536 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:32:44,538 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:32:44,539 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:32:44,543 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:32:44,553 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:32:44,555 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:32:44,557 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:32:44,560 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:32:44,561 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:32:44,568 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:32:44,568 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:32:44,569 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:32:44,571 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:32:44,571 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:32:44,573 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:32:44,574 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:32:44,575 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:32:44,577 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:32:44,578 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:32:44,580 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:32:44,580 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:32:44,581 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:32:44,581 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:32:44,581 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:32:44,582 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:32:44,583 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:32:44,584 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_389252c4-a48e-42d4-8c4e-eefde7ac2084/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:32:44,631 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:32:44,634 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:32:44,635 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:32:44,635 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:32:44,636 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:32:44,636 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:32:44,637 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:32:44,637 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:32:44,643 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:32:44,644 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:32:44,645 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:32:44,645 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:32:44,645 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:32:44,646 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:32:44,646 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:32:44,646 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:32:44,646 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:32:44,647 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:32:44,647 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:32:44,647 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:32:44,647 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:32:44,648 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:32:44,648 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:32:44,648 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:32:44,649 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:32:44,649 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:32:44,649 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:32:44,649 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:32:44,650 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_389252c4-a48e-42d4-8c4e-eefde7ac2084/bin/ukojak-CwSLpZB5Qu/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_389252c4-a48e-42d4-8c4e-eefde7ac2084/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c55d57654781cf0634666e1c7d4e43dff0d9410f4306aded3e4e446e1f9e88d1 [2021-11-23 15:32:44,930 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:32:44,952 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:32:44,954 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:32:44,956 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:32:44,957 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:32:44,959 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_389252c4-a48e-42d4-8c4e-eefde7ac2084/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/nla-digbench-scaling/cohencu-ll_unwindbound100.c [2021-11-23 15:32:45,024 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_389252c4-a48e-42d4-8c4e-eefde7ac2084/bin/ukojak-CwSLpZB5Qu/data/675646c9c/de06b34c79494559b3c33cc2d4f3b596/FLAG37bdb6548 [2021-11-23 15:32:45,492 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:32:45,492 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_389252c4-a48e-42d4-8c4e-eefde7ac2084/sv-benchmarks/c/nla-digbench-scaling/cohencu-ll_unwindbound100.c [2021-11-23 15:32:45,499 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_389252c4-a48e-42d4-8c4e-eefde7ac2084/bin/ukojak-CwSLpZB5Qu/data/675646c9c/de06b34c79494559b3c33cc2d4f3b596/FLAG37bdb6548 [2021-11-23 15:32:45,520 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_389252c4-a48e-42d4-8c4e-eefde7ac2084/bin/ukojak-CwSLpZB5Qu/data/675646c9c/de06b34c79494559b3c33cc2d4f3b596 [2021-11-23 15:32:45,522 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:32:45,524 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:32:45,526 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:32:45,526 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:32:45,537 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:32:45,538 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:32:45" (1/1) ... [2021-11-23 15:32:45,539 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@55270206 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:32:45, skipping insertion in model container [2021-11-23 15:32:45,540 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:32:45" (1/1) ... [2021-11-23 15:32:45,547 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:32:45,570 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:32:45,755 WARN L230 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_389252c4-a48e-42d4-8c4e-eefde7ac2084/sv-benchmarks/c/nla-digbench-scaling/cohencu-ll_unwindbound100.c[588,601] [2021-11-23 15:32:45,776 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:32:45,784 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:32:45,797 WARN L230 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_389252c4-a48e-42d4-8c4e-eefde7ac2084/sv-benchmarks/c/nla-digbench-scaling/cohencu-ll_unwindbound100.c[588,601] [2021-11-23 15:32:45,807 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:32:45,824 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:32:45,825 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:32:45 WrapperNode [2021-11-23 15:32:45,826 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:32:45,827 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:32:45,827 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:32:45,829 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:32:45,837 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:32:45" (1/1) ... [2021-11-23 15:32:45,863 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:32:45" (1/1) ... [2021-11-23 15:32:45,893 INFO L137 Inliner]: procedures = 14, calls = 18, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 49 [2021-11-23 15:32:45,896 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:32:45,897 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:32:45,897 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:32:45,897 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:32:45,906 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:32:45" (1/1) ... [2021-11-23 15:32:45,906 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:32:45" (1/1) ... [2021-11-23 15:32:45,910 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:32:45" (1/1) ... [2021-11-23 15:32:45,910 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:32:45" (1/1) ... [2021-11-23 15:32:45,927 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:32:45" (1/1) ... [2021-11-23 15:32:45,931 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:32:45" (1/1) ... [2021-11-23 15:32:45,939 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:32:45" (1/1) ... [2021-11-23 15:32:45,941 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:32:45,948 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:32:45,949 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:32:45,949 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:32:45,951 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:32:45" (1/1) ... [2021-11-23 15:32:45,959 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:32:45,973 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_389252c4-a48e-42d4-8c4e-eefde7ac2084/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:32:45,989 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_389252c4-a48e-42d4-8c4e-eefde7ac2084/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:32:46,022 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_389252c4-a48e-42d4-8c4e-eefde7ac2084/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:32:46,043 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:32:46,044 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:32:46,044 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:32:46,045 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:32:46,045 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-11-23 15:32:46,045 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-11-23 15:32:46,101 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:32:46,102 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:32:46,231 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:32:46,246 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 15:32:46,247 INFO L301 CfgBuilder]: Removed 1 assume(true) statements. [2021-11-23 15:32:46,249 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 03:32:46 BoogieIcfgContainer [2021-11-23 15:32:46,250 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 15:32:46,251 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 15:32:46,251 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 15:32:46,262 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 15:32:46,263 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 03:32:46" (1/1) ... [2021-11-23 15:32:46,273 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 15:32:46,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:32:46,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 23 states and 36 transitions. [2021-11-23 15:32:46,342 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 36 transitions. [2021-11-23 15:32:46,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-11-23 15:32:46,344 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:32:46,345 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:32:46,405 ERROR L594 CodeCheckObserver]: First Tracecheck threw exception Set is immutable [2021-11-23 15:32:46,410 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Set is immutable at de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.retainAll(ImmutableSet.java:338) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.UnmodifiableTransFormula.removeSuperfluousVars(UnmodifiableTransFormula.java:212) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.finishConstruction(TransFormulaBuilder.java:273) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.OldVarsAssignmentCache.constructGlobalVarsAssignment(OldVarsAssignmentCache.java:155) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.OldVarsAssignmentCache.getGlobalVarsAssignment(OldVarsAssignmentCache.java:93) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.DefaultTransFormulas.getGlobalVarAssignmentFromValidPos(DefaultTransFormulas.java:89) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.DefaultTransFormulas.getGlobalVarAssignmentFromValidPos(DefaultTransFormulas.java:1) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.NestedFormulas.getGlobalVarAssignment(NestedFormulas.java:126) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheckUtils.decoupleArrayValues(TraceCheckUtils.java:384) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.InterpolatingTraceCheck.(InterpolatingTraceCheck.java:87) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheckSpWp.(TraceCheckSpWp.java:132) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.createTraceCheck(CodeCheckObserver.java:605) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:445) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) 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) [2021-11-23 15:32:46,415 INFO L158 Benchmark]: Toolchain (without parser) took 889.84ms. Allocated memory is still 98.6MB. Free memory was 66.3MB in the beginning and 52.2MB in the end (delta: 14.1MB). Peak memory consumption was 11.7MB. Max. memory is 16.1GB. [2021-11-23 15:32:46,416 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 98.6MB. Free memory was 53.8MB in the beginning and 53.7MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:32:46,417 INFO L158 Benchmark]: CACSL2BoogieTranslator took 300.50ms. Allocated memory is still 98.6MB. Free memory was 66.1MB in the beginning and 72.2MB in the end (delta: -6.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-23 15:32:46,418 INFO L158 Benchmark]: Boogie Procedure Inliner took 69.32ms. Allocated memory is still 98.6MB. Free memory was 72.2MB in the beginning and 70.5MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:32:46,419 INFO L158 Benchmark]: Boogie Preprocessor took 50.49ms. Allocated memory is still 98.6MB. Free memory was 70.5MB in the beginning and 69.4MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:32:46,420 INFO L158 Benchmark]: RCFGBuilder took 301.71ms. Allocated memory is still 98.6MB. Free memory was 69.4MB in the beginning and 59.3MB in the end (delta: 10.2MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-23 15:32:46,421 INFO L158 Benchmark]: CodeCheck took 162.60ms. Allocated memory is still 98.6MB. Free memory was 59.3MB in the beginning and 52.2MB in the end (delta: 7.1MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-23 15:32:46,425 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.retainAll(ImmutableSet.java:338) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 98.6MB. Free memory was 53.8MB in the beginning and 53.7MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 300.50ms. Allocated memory is still 98.6MB. Free memory was 66.1MB in the beginning and 72.2MB in the end (delta: -6.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 69.32ms. Allocated memory is still 98.6MB. Free memory was 72.2MB in the beginning and 70.5MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 50.49ms. Allocated memory is still 98.6MB. Free memory was 70.5MB in the beginning and 69.4MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 301.71ms. Allocated memory is still 98.6MB. Free memory was 69.4MB in the beginning and 59.3MB in the end (delta: 10.2MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * CodeCheck took 162.60ms. Allocated memory is still 98.6MB. Free memory was 59.3MB in the beginning and 52.2MB in the end (delta: 7.1MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:32:46,483 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_389252c4-a48e-42d4-8c4e-eefde7ac2084/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 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/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_389252c4-a48e-42d4-8c4e-eefde7ac2084/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_389252c4-a48e-42d4-8c4e-eefde7ac2084/bin/ukojak-CwSLpZB5Qu/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_389252c4-a48e-42d4-8c4e-eefde7ac2084/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_389252c4-a48e-42d4-8c4e-eefde7ac2084/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/cohencu-ll_unwindbound100.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_389252c4-a48e-42d4-8c4e-eefde7ac2084/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_389252c4-a48e-42d4-8c4e-eefde7ac2084/bin/ukojak-CwSLpZB5Qu --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash c55d57654781cf0634666e1c7d4e43dff0d9410f4306aded3e4e446e1f9e88d1 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:32:49,290 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:32:49,292 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:32:49,326 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:32:49,327 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:32:49,328 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:32:49,330 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:32:49,333 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:32:49,335 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:32:49,337 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:32:49,338 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:32:49,340 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:32:49,340 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:32:49,342 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:32:49,343 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:32:49,348 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:32:49,350 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:32:49,352 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:32:49,364 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:32:49,367 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:32:49,369 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:32:49,378 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:32:49,380 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:32:49,383 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:32:49,393 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:32:49,394 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:32:49,395 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:32:49,396 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:32:49,401 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:32:49,402 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:32:49,402 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:32:49,403 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:32:49,406 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:32:49,407 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:32:49,408 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:32:49,409 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:32:49,410 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:32:49,410 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:32:49,410 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:32:49,412 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:32:49,413 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:32:49,415 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_389252c4-a48e-42d4-8c4e-eefde7ac2084/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:32:49,466 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:32:49,466 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:32:49,468 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:32:49,468 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:32:49,470 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:32:49,470 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:32:49,470 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:32:49,470 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:32:49,471 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:32:49,471 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:32:49,472 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:32:49,472 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:32:49,473 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:32:49,473 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:32:49,473 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:32:49,473 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:32:49,474 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:32:49,474 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:32:49,474 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:32:49,474 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:32:49,475 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:32:49,475 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:32:49,475 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:32:49,476 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:32:49,476 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:32:49,476 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:32:49,476 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:32:49,477 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:32:49,477 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:32:49,477 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:32:49,477 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:32:49,478 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:32:49,478 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_389252c4-a48e-42d4-8c4e-eefde7ac2084/bin/ukojak-CwSLpZB5Qu/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_389252c4-a48e-42d4-8c4e-eefde7ac2084/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c55d57654781cf0634666e1c7d4e43dff0d9410f4306aded3e4e446e1f9e88d1 [2021-11-23 15:32:49,895 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:32:49,923 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:32:49,926 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:32:49,927 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:32:49,928 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:32:49,930 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_389252c4-a48e-42d4-8c4e-eefde7ac2084/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/nla-digbench-scaling/cohencu-ll_unwindbound100.c [2021-11-23 15:32:50,019 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_389252c4-a48e-42d4-8c4e-eefde7ac2084/bin/ukojak-CwSLpZB5Qu/data/cfeede28e/78c2181d946341b597ef0e4b65f2983f/FLAG0326f9307 [2021-11-23 15:32:50,717 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:32:50,722 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_389252c4-a48e-42d4-8c4e-eefde7ac2084/sv-benchmarks/c/nla-digbench-scaling/cohencu-ll_unwindbound100.c [2021-11-23 15:32:50,731 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_389252c4-a48e-42d4-8c4e-eefde7ac2084/bin/ukojak-CwSLpZB5Qu/data/cfeede28e/78c2181d946341b597ef0e4b65f2983f/FLAG0326f9307 [2021-11-23 15:32:51,059 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_389252c4-a48e-42d4-8c4e-eefde7ac2084/bin/ukojak-CwSLpZB5Qu/data/cfeede28e/78c2181d946341b597ef0e4b65f2983f [2021-11-23 15:32:51,062 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:32:51,064 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:32:51,066 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:32:51,066 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:32:51,070 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:32:51,071 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:32:51" (1/1) ... [2021-11-23 15:32:51,073 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@69fcfa44 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:32:51, skipping insertion in model container [2021-11-23 15:32:51,073 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:32:51" (1/1) ... [2021-11-23 15:32:51,082 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:32:51,100 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:32:51,285 WARN L230 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_389252c4-a48e-42d4-8c4e-eefde7ac2084/sv-benchmarks/c/nla-digbench-scaling/cohencu-ll_unwindbound100.c[588,601] [2021-11-23 15:32:51,321 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:32:51,334 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:32:51,351 WARN L230 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_389252c4-a48e-42d4-8c4e-eefde7ac2084/sv-benchmarks/c/nla-digbench-scaling/cohencu-ll_unwindbound100.c[588,601] [2021-11-23 15:32:51,368 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:32:51,385 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:32:51,386 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:32:51 WrapperNode [2021-11-23 15:32:51,386 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:32:51,388 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:32:51,388 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:32:51,389 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:32:51,398 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:32:51" (1/1) ... [2021-11-23 15:32:51,409 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:32:51" (1/1) ... [2021-11-23 15:32:51,435 INFO L137 Inliner]: procedures = 14, calls = 18, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 49 [2021-11-23 15:32:51,435 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:32:51,436 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:32:51,436 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:32:51,437 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:32:51,447 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:32:51" (1/1) ... [2021-11-23 15:32:51,447 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:32:51" (1/1) ... [2021-11-23 15:32:51,451 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:32:51" (1/1) ... [2021-11-23 15:32:51,451 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:32:51" (1/1) ... [2021-11-23 15:32:51,459 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:32:51" (1/1) ... [2021-11-23 15:32:51,464 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:32:51" (1/1) ... [2021-11-23 15:32:51,466 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:32:51" (1/1) ... [2021-11-23 15:32:51,469 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:32:51,470 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:32:51,470 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:32:51,471 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:32:51,472 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:32:51" (1/1) ... [2021-11-23 15:32:51,480 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:32:51,502 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_389252c4-a48e-42d4-8c4e-eefde7ac2084/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:32:51,516 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_389252c4-a48e-42d4-8c4e-eefde7ac2084/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:32:51,520 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_389252c4-a48e-42d4-8c4e-eefde7ac2084/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:32:51,571 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:32:51,571 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:32:51,571 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:32:51,571 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:32:51,572 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-11-23 15:32:51,572 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-11-23 15:32:51,650 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:32:51,652 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:32:51,835 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:32:51,850 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 15:32:51,850 INFO L301 CfgBuilder]: Removed 1 assume(true) statements. [2021-11-23 15:32:51,853 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 03:32:51 BoogieIcfgContainer [2021-11-23 15:32:51,853 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 15:32:51,854 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 15:32:51,854 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 15:32:51,864 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 15:32:51,865 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 03:32:51" (1/1) ... [2021-11-23 15:32:51,875 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 15:32:51,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:32:51,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 23 states and 36 transitions. [2021-11-23 15:32:51,951 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 36 transitions. [2021-11-23 15:32:51,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-11-23 15:32:51,954 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:32:51,955 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:32:52,015 FATAL L? ?]: An unrecoverable error occured during an interaction with an SMT solver: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: Sort BitVec not declared at de.uni_freiburg.informatik.ultimate.logic.NoopScript.sort(NoopScript.java:419) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.sort(WrapperScript.java:228) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.sort(WrapperScript.java:228) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.NonDeclaringTermTransferrer.transferSort(NonDeclaringTermTransferrer.java:111) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.DeclarableSortSymbol.defineOrDeclare(DeclarableSortSymbol.java:79) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.HistoryRecordingScript.transferHistoryFromRecord(HistoryRecordingScript.java:171) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.HistoryRecordingScript.transferHistoryFromRecord(HistoryRecordingScript.java:196) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.SmtFunctionsAndAxioms.transferAllSymbols(SmtFunctionsAndAxioms.java:145) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.CfgSmtToolkit.createFreshManagedScript(CfgSmtToolkit.java:106) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:439) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) 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) [2021-11-23 15:32:52,025 INFO L158 Benchmark]: Toolchain (without parser) took 957.20ms. Allocated memory was 54.5MB in the beginning and 73.4MB in the end (delta: 18.9MB). Free memory was 33.2MB in the beginning and 47.5MB in the end (delta: -14.3MB). Peak memory consumption was 6.6MB. Max. memory is 16.1GB. [2021-11-23 15:32:52,026 INFO L158 Benchmark]: CDTParser took 0.52ms. Allocated memory is still 54.5MB. Free memory is still 35.2MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:32:52,028 INFO L158 Benchmark]: CACSL2BoogieTranslator took 320.91ms. Allocated memory is still 54.5MB. Free memory was 33.1MB in the beginning and 35.4MB in the end (delta: -2.3MB). Peak memory consumption was 11.5MB. Max. memory is 16.1GB. [2021-11-23 15:32:52,030 INFO L158 Benchmark]: Boogie Procedure Inliner took 47.53ms. Allocated memory is still 54.5MB. Free memory was 35.2MB in the beginning and 33.7MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:32:52,032 INFO L158 Benchmark]: Boogie Preprocessor took 33.02ms. Allocated memory is still 54.5MB. Free memory was 33.7MB in the beginning and 32.4MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:32:52,033 INFO L158 Benchmark]: RCFGBuilder took 383.08ms. Allocated memory was 54.5MB in the beginning and 73.4MB in the end (delta: 18.9MB). Free memory was 32.4MB in the beginning and 53.5MB in the end (delta: -21.1MB). Peak memory consumption was 9.7MB. Max. memory is 16.1GB. [2021-11-23 15:32:52,035 INFO L158 Benchmark]: CodeCheck took 166.49ms. Allocated memory is still 73.4MB. Free memory was 53.5MB in the beginning and 47.5MB in the end (delta: 6.0MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-23 15:32:52,047 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: SMTLIBException: Sort BitVec not declared de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: SMTLIBException: Sort BitVec not declared: de.uni_freiburg.informatik.ultimate.logic.NoopScript.sort(NoopScript.java:419) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.52ms. Allocated memory is still 54.5MB. Free memory is still 35.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 320.91ms. Allocated memory is still 54.5MB. Free memory was 33.1MB in the beginning and 35.4MB in the end (delta: -2.3MB). Peak memory consumption was 11.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 47.53ms. Allocated memory is still 54.5MB. Free memory was 35.2MB in the beginning and 33.7MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 33.02ms. Allocated memory is still 54.5MB. Free memory was 33.7MB in the beginning and 32.4MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 383.08ms. Allocated memory was 54.5MB in the beginning and 73.4MB in the end (delta: 18.9MB). Free memory was 32.4MB in the beginning and 53.5MB in the end (delta: -21.1MB). Peak memory consumption was 9.7MB. Max. memory is 16.1GB. * CodeCheck took 166.49ms. Allocated memory is still 73.4MB. Free memory was 53.5MB in the beginning and 47.5MB in the end (delta: 6.0MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:32:52,119 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_389252c4-a48e-42d4-8c4e-eefde7ac2084/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: SMTLIBException: Sort BitVec not declared