./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/recursified_nla-digbench/recursified_lcm1.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 9bd2c7ff 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_3ac1e24c-5f15-4b4e-91ca-914de715ba0c/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ac1e24c-5f15-4b4e-91ca-914de715ba0c/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ac1e24c-5f15-4b4e-91ca-914de715ba0c/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ac1e24c-5f15-4b4e-91ca-914de715ba0c/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/recursified_nla-digbench/recursified_lcm1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ac1e24c-5f15-4b4e-91ca-914de715ba0c/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ac1e24c-5f15-4b4e-91ca-914de715ba0c/bin/ukojak-verify-G8NBE6pJGL --witnessprinter.witness.filename witness --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 32bit --witnessprinter.graph.data.programhash e972d7fe67c03faae458b4aeefde235726c38e34da23998883d4b544999b0f51 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:30:35,492 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:30:35,576 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ac1e24c-5f15-4b4e-91ca-914de715ba0c/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-19 03:30:35,583 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:30:35,584 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:30:35,615 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:30:35,616 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:30:35,617 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:30:35,618 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:30:35,619 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:30:35,620 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:30:35,621 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:30:35,622 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:30:35,623 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:30:35,624 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:30:35,625 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:30:35,626 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:30:35,626 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:30:35,627 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:30:35,628 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 03:30:35,629 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 03:30:35,630 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:30:35,631 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:30:35,632 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:30:35,633 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:30:35,634 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:30:35,634 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:30:35,635 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:30:35,636 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:30:35,637 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:30:35,637 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:30:35,638 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:30:35,639 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:30:35,639 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:30:35,640 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:30:35,641 INFO L153 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_3ac1e24c-5f15-4b4e-91ca-914de715ba0c/bin/ukojak-verify-G8NBE6pJGL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ac1e24c-5f15-4b4e-91ca-914de715ba0c/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e972d7fe67c03faae458b4aeefde235726c38e34da23998883d4b544999b0f51 [2023-11-19 03:30:36,026 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:30:36,065 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:30:36,068 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:30:36,070 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:30:36,070 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:30:36,072 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ac1e24c-5f15-4b4e-91ca-914de715ba0c/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/recursified_nla-digbench/recursified_lcm1.c [2023-11-19 03:30:39,303 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:30:39,573 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:30:39,574 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ac1e24c-5f15-4b4e-91ca-914de715ba0c/sv-benchmarks/c/recursified_nla-digbench/recursified_lcm1.c [2023-11-19 03:30:39,585 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ac1e24c-5f15-4b4e-91ca-914de715ba0c/bin/ukojak-verify-G8NBE6pJGL/data/78165ba46/a2a4d67d55134507bf5ae0b5f2873125/FLAGa3c22a7cb [2023-11-19 03:30:39,606 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ac1e24c-5f15-4b4e-91ca-914de715ba0c/bin/ukojak-verify-G8NBE6pJGL/data/78165ba46/a2a4d67d55134507bf5ae0b5f2873125 [2023-11-19 03:30:39,614 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:30:39,619 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:30:39,622 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:30:39,622 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:30:39,627 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:30:39,628 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:30:39" (1/1) ... [2023-11-19 03:30:39,629 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@606ec9d0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:30:39, skipping insertion in model container [2023-11-19 03:30:39,630 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:30:39" (1/1) ... [2023-11-19 03:30:39,660 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:30:39,883 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:30:39,896 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:30:39,930 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:30:39,949 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:30:39,949 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:30:39 WrapperNode [2023-11-19 03:30:39,949 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:30:39,951 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:30:39,951 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:30:39,951 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:30:39,961 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:30:39" (1/1) ... [2023-11-19 03:30:39,972 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:30:39" (1/1) ... [2023-11-19 03:30:40,001 INFO L138 Inliner]: procedures = 18, calls = 105, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 101 [2023-11-19 03:30:40,002 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:30:40,003 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:30:40,003 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:30:40,003 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:30:40,015 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:30:39" (1/1) ... [2023-11-19 03:30:40,016 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:30:39" (1/1) ... [2023-11-19 03:30:40,021 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:30:39" (1/1) ... [2023-11-19 03:30:40,021 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:30:39" (1/1) ... [2023-11-19 03:30:40,033 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:30:39" (1/1) ... [2023-11-19 03:30:40,035 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:30:39" (1/1) ... [2023-11-19 03:30:40,038 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:30:39" (1/1) ... [2023-11-19 03:30:40,040 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:30:39" (1/1) ... [2023-11-19 03:30:40,044 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:30:40,045 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:30:40,045 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:30:40,046 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:30:40,047 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:30:39" (1/1) ... [2023-11-19 03:30:40,054 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:30:40,073 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ac1e24c-5f15-4b4e-91ca-914de715ba0c/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:30:40,091 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ac1e24c-5f15-4b4e-91ca-914de715ba0c/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:30:40,101 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ac1e24c-5f15-4b4e-91ca-914de715ba0c/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:30:40,135 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:30:40,136 INFO L130 BoogieDeclarations]: Found specification of procedure func_to_recursive_line_35_to_38_0 [2023-11-19 03:30:40,137 INFO L138 BoogieDeclarations]: Found implementation of procedure func_to_recursive_line_35_to_38_0 [2023-11-19 03:30:40,137 INFO L130 BoogieDeclarations]: Found specification of procedure func_to_recursive_line_48_to_53_0 [2023-11-19 03:30:40,137 INFO L138 BoogieDeclarations]: Found implementation of procedure func_to_recursive_line_48_to_53_0 [2023-11-19 03:30:40,139 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 03:30:40,139 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 03:30:40,141 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 03:30:40,141 INFO L130 BoogieDeclarations]: Found specification of procedure func_to_recursive_line_40_to_45_0 [2023-11-19 03:30:40,142 INFO L138 BoogieDeclarations]: Found implementation of procedure func_to_recursive_line_40_to_45_0 [2023-11-19 03:30:40,142 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 03:30:40,142 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 03:30:40,142 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:30:40,143 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:30:40,144 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 03:30:40,144 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-19 03:30:40,144 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-19 03:30:40,144 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 03:30:40,305 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:30:40,308 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:30:40,673 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:30:40,718 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:30:40,718 INFO L302 CfgBuilder]: Removed 3 assume(true) statements. [2023-11-19 03:30:40,726 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:30:40 BoogieIcfgContainer [2023-11-19 03:30:40,727 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:30:40,728 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:30:40,728 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:30:40,740 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:30:40,741 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:30:40" (1/1) ... [2023-11-19 03:30:40,752 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 03:30:40,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:30:40,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 46 states and 61 transitions. [2023-11-19 03:30:40,849 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 61 transitions. [2023-11-19 03:30:40,857 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-11-19 03:30:40,857 WARN L420 CodeCheckObserver]: This Program is SAFE, Check terminated with 1 iterations. [2023-11-19 03:30:40,868 INFO L751 CodeCheckObserver]: All specifications hold We were not able to verify any specification because the program does not contain any specification. [2023-11-19 03:30:40,973 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-19 03:30:40,978 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 19.11 03:30:40 ImpRootNode [2023-11-19 03:30:40,979 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-19 03:30:40,980 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-19 03:30:40,981 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-19 03:30:40,981 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-19 03:30:40,982 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:30:40" (3/4) ... [2023-11-19 03:30:40,990 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-19 03:30:40,995 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure func_to_recursive_line_35_to_38_0 [2023-11-19 03:30:40,995 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure func_to_recursive_line_48_to_53_0 [2023-11-19 03:30:40,996 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2023-11-19 03:30:40,996 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __VERIFIER_assert [2023-11-19 03:30:40,996 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure func_to_recursive_line_40_to_45_0 [2023-11-19 03:30:41,020 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 40 nodes and edges [2023-11-19 03:30:41,025 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 15 nodes and edges [2023-11-19 03:30:41,026 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2023-11-19 03:30:41,027 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-19 03:30:41,027 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-19 03:30:41,201 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ac1e24c-5f15-4b4e-91ca-914de715ba0c/bin/ukojak-verify-G8NBE6pJGL/witness.graphml [2023-11-19 03:30:41,202 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ac1e24c-5f15-4b4e-91ca-914de715ba0c/bin/ukojak-verify-G8NBE6pJGL/witness.yml [2023-11-19 03:30:41,202 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-19 03:30:41,203 INFO L158 Benchmark]: Toolchain (without parser) took 1584.36ms. Allocated memory is still 159.4MB. Free memory was 114.2MB in the beginning and 121.1MB in the end (delta: -6.9MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:30:41,203 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 109.1MB. Free memory is still 61.0MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:30:41,204 INFO L158 Benchmark]: CACSL2BoogieTranslator took 328.18ms. Allocated memory is still 159.4MB. Free memory was 114.2MB in the beginning and 102.2MB in the end (delta: 12.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-19 03:30:41,204 INFO L158 Benchmark]: Boogie Procedure Inliner took 50.99ms. Allocated memory is still 159.4MB. Free memory was 102.2MB in the beginning and 100.6MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:30:41,205 INFO L158 Benchmark]: Boogie Preprocessor took 41.77ms. Allocated memory is still 159.4MB. Free memory was 100.6MB in the beginning and 99.1MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:30:41,205 INFO L158 Benchmark]: RCFGBuilder took 681.66ms. Allocated memory is still 159.4MB. Free memory was 99.1MB in the beginning and 75.5MB in the end (delta: 23.6MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2023-11-19 03:30:41,206 INFO L158 Benchmark]: CodeCheck took 251.02ms. Allocated memory is still 159.4MB. Free memory was 74.9MB in the beginning and 127.2MB in the end (delta: -52.3MB). Peak memory consumption was 13.9MB. Max. memory is 16.1GB. [2023-11-19 03:30:41,206 INFO L158 Benchmark]: Witness Printer took 222.75ms. Allocated memory is still 159.4MB. Free memory was 127.2MB in the beginning and 121.1MB in the end (delta: 6.1MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-19 03:30:41,208 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 6 procedures, 46 locations, 0 error locations. Started 1 CEGAR loops. OverallTime: 0.1s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold We were not able to verify any specification because the program does not contain any specification. - InvariantResult [Line: 140]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 109.1MB. Free memory is still 61.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 328.18ms. Allocated memory is still 159.4MB. Free memory was 114.2MB in the beginning and 102.2MB in the end (delta: 12.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 50.99ms. Allocated memory is still 159.4MB. Free memory was 102.2MB in the beginning and 100.6MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 41.77ms. Allocated memory is still 159.4MB. Free memory was 100.6MB in the beginning and 99.1MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 681.66ms. Allocated memory is still 159.4MB. Free memory was 99.1MB in the beginning and 75.5MB in the end (delta: 23.6MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * CodeCheck took 251.02ms. Allocated memory is still 159.4MB. Free memory was 74.9MB in the beginning and 127.2MB in the end (delta: -52.3MB). Peak memory consumption was 13.9MB. Max. memory is 16.1GB. * Witness Printer took 222.75ms. Allocated memory is still 159.4MB. Free memory was 127.2MB in the beginning and 121.1MB in the end (delta: 6.1MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2023-11-19 03:30:41,248 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ac1e24c-5f15-4b4e-91ca-914de715ba0c/bin/ukojak-verify-G8NBE6pJGL/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: TRUE