./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/recursified_nla-digbench/recursified_prodbin.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 527bcce2 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_39753acd-5036-4c15-8356-dcffcbd69cc6/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39753acd-5036-4c15-8356-dcffcbd69cc6/bin/ukojak-verify-i0I2FZA1j2/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39753acd-5036-4c15-8356-dcffcbd69cc6/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39753acd-5036-4c15-8356-dcffcbd69cc6/bin/ukojak-verify-i0I2FZA1j2/config/KojakReach.xml -i ../../sv-benchmarks/c/recursified_nla-digbench/recursified_prodbin.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39753acd-5036-4c15-8356-dcffcbd69cc6/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39753acd-5036-4c15-8356-dcffcbd69cc6/bin/ukojak-verify-i0I2FZA1j2 --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 a7dff50a5c131f5f3e263636f30a459d7f3ec4f0fe901f92a5987676a99374c1 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 18:27:42,568 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:27:42,665 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39753acd-5036-4c15-8356-dcffcbd69cc6/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-21 18:27:42,673 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 18:27:42,674 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-21 18:27:42,716 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:27:42,718 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:27:42,719 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:27:42,720 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:27:42,726 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:27:42,727 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:27:42,727 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:27:42,728 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-21 18:27:42,730 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 18:27:42,730 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-21 18:27:42,731 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:27:42,731 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:27:42,732 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:27:42,732 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:27:42,732 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-21 18:27:42,733 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 18:27:42,734 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-21 18:27:42,734 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:27:42,734 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:27:42,735 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:27:42,736 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:27:42,736 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:27:42,737 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:27:42,737 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:27:42,738 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:27:42,739 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:27:42,739 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:27:42,740 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-21 18:27:42,740 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 18:27:42,740 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:27:42,740 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_39753acd-5036-4c15-8356-dcffcbd69cc6/bin/ukojak-verify-i0I2FZA1j2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39753acd-5036-4c15-8356-dcffcbd69cc6/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a7dff50a5c131f5f3e263636f30a459d7f3ec4f0fe901f92a5987676a99374c1 [2023-11-21 18:27:43,027 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:27:43,056 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:27:43,059 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:27:43,060 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:27:43,061 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:27:43,063 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39753acd-5036-4c15-8356-dcffcbd69cc6/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/recursified_nla-digbench/recursified_prodbin.c [2023-11-21 18:27:46,226 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:27:46,482 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:27:46,483 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39753acd-5036-4c15-8356-dcffcbd69cc6/sv-benchmarks/c/recursified_nla-digbench/recursified_prodbin.c [2023-11-21 18:27:46,499 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39753acd-5036-4c15-8356-dcffcbd69cc6/bin/ukojak-verify-i0I2FZA1j2/data/debd39d7b/03598318b91646bfa66f291e7b2b0dc3/FLAGa93053159 [2023-11-21 18:27:46,518 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39753acd-5036-4c15-8356-dcffcbd69cc6/bin/ukojak-verify-i0I2FZA1j2/data/debd39d7b/03598318b91646bfa66f291e7b2b0dc3 [2023-11-21 18:27:46,524 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:27:46,527 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:27:46,533 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:27:46,533 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:27:46,539 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:27:46,540 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:27:46" (1/1) ... [2023-11-21 18:27:46,541 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2ffa70f4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:27:46, skipping insertion in model container [2023-11-21 18:27:46,542 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:27:46" (1/1) ... [2023-11-21 18:27:46,574 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:27:46,819 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:27:46,831 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:27:46,879 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:27:46,895 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:27:46,896 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:27:46 WrapperNode [2023-11-21 18:27:46,896 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:27:46,897 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:27:46,897 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:27:46,898 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:27:46,906 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:27:46" (1/1) ... [2023-11-21 18:27:46,925 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:27:46" (1/1) ... [2023-11-21 18:27:46,957 INFO L138 Inliner]: procedures = 16, calls = 55, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 71 [2023-11-21 18:27:46,957 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:27:46,958 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:27:46,959 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:27:46,959 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:27:46,969 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:27:46" (1/1) ... [2023-11-21 18:27:46,970 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:27:46" (1/1) ... [2023-11-21 18:27:46,985 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:27:46" (1/1) ... [2023-11-21 18:27:46,986 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:27:46" (1/1) ... [2023-11-21 18:27:46,997 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:27:46" (1/1) ... [2023-11-21 18:27:47,010 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:27:46" (1/1) ... [2023-11-21 18:27:47,011 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:27:46" (1/1) ... [2023-11-21 18:27:47,013 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:27:46" (1/1) ... [2023-11-21 18:27:47,015 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:27:47,023 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:27:47,023 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:27:47,024 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:27:47,025 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:27:46" (1/1) ... [2023-11-21 18:27:47,030 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:27:47,043 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39753acd-5036-4c15-8356-dcffcbd69cc6/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:27:47,062 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39753acd-5036-4c15-8356-dcffcbd69cc6/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:27:47,085 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39753acd-5036-4c15-8356-dcffcbd69cc6/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:27:47,110 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 18:27:47,110 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-21 18:27:47,110 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-21 18:27:47,111 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-21 18:27:47,111 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:27:47,111 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:27:47,111 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-21 18:27:47,111 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-21 18:27:47,111 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-21 18:27:47,112 INFO L130 BoogieDeclarations]: Found specification of procedure func_to_recursive_line_30_to_40_0 [2023-11-21 18:27:47,112 INFO L138 BoogieDeclarations]: Found implementation of procedure func_to_recursive_line_30_to_40_0 [2023-11-21 18:27:47,112 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-21 18:27:47,197 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:27:47,200 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:27:47,578 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:27:47,667 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 18:27:47,670 INFO L308 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-21 18:27:47,672 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:27:47 BoogieIcfgContainer [2023-11-21 18:27:47,673 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 18:27:47,674 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-21 18:27:47,674 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-21 18:27:47,686 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-21 18:27:47,686 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:27:47" (1/1) ... [2023-11-21 18:27:47,696 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 18:27:47,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:47,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 50 states and 54 transitions. [2023-11-21 18:27:47,758 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 54 transitions. [2023-11-21 18:27:47,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-21 18:27:47,762 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:47,763 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:47,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 18:27:47,996 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-21 18:27:48,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 18:27:48,047 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2023-11-21 18:27:48,073 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem4 could not be translated [2023-11-21 18:27:48,074 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem5 could not be translated [2023-11-21 18:27:48,074 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem6 could not be translated [2023-11-21 18:27:48,075 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem4 could not be translated [2023-11-21 18:27:48,075 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem5 could not be translated [2023-11-21 18:27:48,076 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem6 could not be translated [2023-11-21 18:27:48,086 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 21.11 06:27:48 ImpRootNode [2023-11-21 18:27:48,086 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-21 18:27:48,087 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-21 18:27:48,087 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-21 18:27:48,088 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-21 18:27:48,088 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:27:47" (3/4) ... [2023-11-21 18:27:48,093 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-21 18:27:48,095 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-21 18:27:48,096 INFO L158 Benchmark]: Toolchain (without parser) took 1568.31ms. Allocated memory is still 201.3MB. Free memory was 162.6MB in the beginning and 158.5MB in the end (delta: 4.1MB). Peak memory consumption was 5.2MB. Max. memory is 16.1GB. [2023-11-21 18:27:48,096 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 134.2MB. Free memory is still 81.1MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 18:27:48,098 INFO L158 Benchmark]: CACSL2BoogieTranslator took 363.34ms. Allocated memory is still 201.3MB. Free memory was 162.1MB in the beginning and 151.6MB in the end (delta: 10.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-11-21 18:27:48,099 INFO L158 Benchmark]: Boogie Procedure Inliner took 60.61ms. Allocated memory is still 201.3MB. Free memory was 151.0MB in the beginning and 149.5MB in the end (delta: 1.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-21 18:27:48,100 INFO L158 Benchmark]: Boogie Preprocessor took 63.93ms. Allocated memory is still 201.3MB. Free memory was 149.5MB in the beginning and 148.4MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 18:27:48,101 INFO L158 Benchmark]: RCFGBuilder took 650.23ms. Allocated memory is still 201.3MB. Free memory was 148.4MB in the beginning and 125.9MB in the end (delta: 22.5MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2023-11-21 18:27:48,102 INFO L158 Benchmark]: CodeCheck took 412.28ms. Allocated memory is still 201.3MB. Free memory was 125.9MB in the beginning and 158.5MB in the end (delta: -32.5MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 18:27:48,103 INFO L158 Benchmark]: Witness Printer took 7.58ms. Allocated memory is still 201.3MB. Free memory is still 158.5MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 18:27:48,107 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 3 procedures, 50 locations, 16 error locations. Started 1 CEGAR loops. OverallTime: 0.3s, 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: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 5 NumberOfCodeBlocks, 5 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, 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 - UnprovableResult [Line: 54]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of to_int at line 87. Possible FailurePath: [L82] int a; [L83] int b; [L84] int x; [L85] int y; [L86] int z; [L87] a = __VERIFIER_nondet_double() [L88] b = __VERIFIER_nondet_double() [L89] EXPR \read(b) [L89] CALL assume_abort_if_not(b >= 1) [L24] COND FALSE !(!cond) [L89] RET assume_abort_if_not(b >= 1) [L90] EXPR \read(a) [L90] x = a [L91] EXPR \read(b) [L91] y = b [L92] z = 0 VAL [a={8:0}, b={6:0}, x={5:0}, y={7:0}, z={4:0}] [L93] CALL func_to_recursive_line_30_to_40_0(&a, &b, &z, &x, &y) VAL [a={8:0}, b={6:0}, x={5:0}, y={7:0}, z={4:0}] [L54] \read(*z) [L54] EXPR \read(*x) [L54] EXPR \read(*y) VAL [a={8:0}, a={8:0}, b={6:0}, b={6:0}, x={5:0}, x={5:0}, y={7:0}, y={7:0}, z={4:0}, z={4:0}] [L54] (*x) * (*y) VAL [a={8:0}, a={8:0}, b={6:0}, b={6:0}, x={5:0}, x={5:0}, y={7:0}, y={7:0}, z={4:0}, z={4:0}] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22ms. Allocated memory is still 134.2MB. Free memory is still 81.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 363.34ms. Allocated memory is still 201.3MB. Free memory was 162.1MB in the beginning and 151.6MB in the end (delta: 10.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 60.61ms. Allocated memory is still 201.3MB. Free memory was 151.0MB in the beginning and 149.5MB in the end (delta: 1.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 63.93ms. Allocated memory is still 201.3MB. Free memory was 149.5MB in the beginning and 148.4MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 650.23ms. Allocated memory is still 201.3MB. Free memory was 148.4MB in the beginning and 125.9MB in the end (delta: 22.5MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * CodeCheck took 412.28ms. Allocated memory is still 201.3MB. Free memory was 125.9MB in the beginning and 158.5MB in the end (delta: -32.5MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 7.58ms. Allocated memory is still 201.3MB. Free memory is still 158.5MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem4 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem5 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem6 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem4 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem5 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem6 could not be translated - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-21 18:27:48,149 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39753acd-5036-4c15-8356-dcffcbd69cc6/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with 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/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39753acd-5036-4c15-8356-dcffcbd69cc6/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39753acd-5036-4c15-8356-dcffcbd69cc6/bin/ukojak-verify-i0I2FZA1j2/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39753acd-5036-4c15-8356-dcffcbd69cc6/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39753acd-5036-4c15-8356-dcffcbd69cc6/bin/ukojak-verify-i0I2FZA1j2/config/KojakReach.xml -i ../../sv-benchmarks/c/recursified_nla-digbench/recursified_prodbin.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39753acd-5036-4c15-8356-dcffcbd69cc6/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39753acd-5036-4c15-8356-dcffcbd69cc6/bin/ukojak-verify-i0I2FZA1j2 --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 a7dff50a5c131f5f3e263636f30a459d7f3ec4f0fe901f92a5987676a99374c1 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 18:27:50,804 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:27:50,928 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39753acd-5036-4c15-8356-dcffcbd69cc6/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2023-11-21 18:27:50,982 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:27:50,984 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:27:50,984 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:27:50,985 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:27:50,986 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:27:50,987 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:27:50,992 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:27:50,992 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-21 18:27:50,993 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-21 18:27:50,993 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:27:50,995 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:27:50,995 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:27:50,996 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:27:50,996 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-21 18:27:50,997 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-21 18:27:50,997 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-21 18:27:50,997 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-21 18:27:50,998 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 18:27:50,998 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-21 18:27:50,999 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:27:50,999 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:27:51,000 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:27:51,001 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:27:51,001 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:27:51,001 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-21 18:27:51,002 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-21 18:27:51,002 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:27:51,004 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:27:51,004 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:27:51,004 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:27:51,005 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:27:51,005 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-21 18:27:51,005 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-21 18:27:51,005 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:27:51,006 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-21 18:27:51,006 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-21 18:27:51,007 INFO L153 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_39753acd-5036-4c15-8356-dcffcbd69cc6/bin/ukojak-verify-i0I2FZA1j2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39753acd-5036-4c15-8356-dcffcbd69cc6/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a7dff50a5c131f5f3e263636f30a459d7f3ec4f0fe901f92a5987676a99374c1 [2023-11-21 18:27:51,387 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:27:51,408 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:27:51,411 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:27:51,412 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:27:51,413 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:27:51,414 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39753acd-5036-4c15-8356-dcffcbd69cc6/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/recursified_nla-digbench/recursified_prodbin.c [2023-11-21 18:27:54,700 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:27:54,939 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:27:54,939 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39753acd-5036-4c15-8356-dcffcbd69cc6/sv-benchmarks/c/recursified_nla-digbench/recursified_prodbin.c [2023-11-21 18:27:54,946 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39753acd-5036-4c15-8356-dcffcbd69cc6/bin/ukojak-verify-i0I2FZA1j2/data/435c6e5a2/158d8ce04b6345889fd5117046435361/FLAG4686e6b7a [2023-11-21 18:27:54,961 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39753acd-5036-4c15-8356-dcffcbd69cc6/bin/ukojak-verify-i0I2FZA1j2/data/435c6e5a2/158d8ce04b6345889fd5117046435361 [2023-11-21 18:27:54,963 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:27:54,965 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:27:54,966 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:27:54,967 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:27:54,971 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:27:54,972 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:27:54" (1/1) ... [2023-11-21 18:27:54,973 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@64babf0f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:27:54, skipping insertion in model container [2023-11-21 18:27:54,974 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:27:54" (1/1) ... [2023-11-21 18:27:54,996 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:27:55,164 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:27:55,178 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:27:55,202 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:27:55,227 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:27:55,227 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:27:55 WrapperNode [2023-11-21 18:27:55,228 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:27:55,229 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:27:55,229 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:27:55,229 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:27:55,238 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:27:55" (1/1) ... [2023-11-21 18:27:55,250 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:27:55" (1/1) ... [2023-11-21 18:27:55,287 INFO L138 Inliner]: procedures = 19, calls = 55, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 72 [2023-11-21 18:27:55,289 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:27:55,293 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:27:55,294 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:27:55,294 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:27:55,303 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:27:55" (1/1) ... [2023-11-21 18:27:55,304 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:27:55" (1/1) ... [2023-11-21 18:27:55,325 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:27:55" (1/1) ... [2023-11-21 18:27:55,326 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:27:55" (1/1) ... [2023-11-21 18:27:55,335 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:27:55" (1/1) ... [2023-11-21 18:27:55,350 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:27:55" (1/1) ... [2023-11-21 18:27:55,353 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:27:55" (1/1) ... [2023-11-21 18:27:55,362 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:27:55" (1/1) ... [2023-11-21 18:27:55,366 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:27:55,367 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:27:55,374 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:27:55,374 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:27:55,375 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:27:55" (1/1) ... [2023-11-21 18:27:55,381 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:27:55,427 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39753acd-5036-4c15-8356-dcffcbd69cc6/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:27:55,467 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39753acd-5036-4c15-8356-dcffcbd69cc6/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:27:55,508 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39753acd-5036-4c15-8356-dcffcbd69cc6/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:27:55,534 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 18:27:55,535 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-21 18:27:55,536 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-21 18:27:55,536 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-21 18:27:55,536 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:27:55,536 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:27:55,536 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-21 18:27:55,537 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-21 18:27:55,537 INFO L130 BoogieDeclarations]: Found specification of procedure func_to_recursive_line_30_to_40_0 [2023-11-21 18:27:55,537 INFO L138 BoogieDeclarations]: Found implementation of procedure func_to_recursive_line_30_to_40_0 [2023-11-21 18:27:55,537 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-21 18:27:55,537 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-21 18:27:55,664 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:27:55,666 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:27:57,312 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:27:57,409 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 18:27:57,409 INFO L308 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-21 18:27:57,411 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:27:57 BoogieIcfgContainer [2023-11-21 18:27:57,411 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 18:27:57,412 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-21 18:27:57,412 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-21 18:27:57,423 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-21 18:27:57,423 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:27:57" (1/1) ... [2023-11-21 18:27:57,433 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 18:27:57,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:57,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 50 states and 54 transitions. [2023-11-21 18:27:57,499 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 54 transitions. [2023-11-21 18:27:57,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-21 18:27:57,519 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:57,519 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-21 18:27:57,520 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39753acd-5036-4c15-8356-dcffcbd69cc6/bin/ukojak-verify-i0I2FZA1j2/cvc4 [2023-11-21 18:27:57,545 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39753acd-5036-4c15-8356-dcffcbd69cc6/bin/ukojak-verify-i0I2FZA1j2/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-21 18:27:57,546 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39753acd-5036-4c15-8356-dcffcbd69cc6/bin/ukojak-verify-i0I2FZA1j2/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process