./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/termination-restricted-15/c.02.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version cf1a7837 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b0a2f5e-4b8f-4a38-81fb-4247da583f0a/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b0a2f5e-4b8f-4a38-81fb-4247da583f0a/bin/ukojak-verify-0OAaufAVZV/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b0a2f5e-4b8f-4a38-81fb-4247da583f0a/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b0a2f5e-4b8f-4a38-81fb-4247da583f0a/bin/ukojak-verify-0OAaufAVZV/config/KojakReach.xml -i ../../sv-benchmarks/c/termination-restricted-15/c.02.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b0a2f5e-4b8f-4a38-81fb-4247da583f0a/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b0a2f5e-4b8f-4a38-81fb-4247da583f0a/bin/ukojak-verify-0OAaufAVZV --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 64bit --witnessprinter.graph.data.programhash ec6e9d2be73321164eafccfcba6c9ab6d46693cbd28502eb52f7ed5ea8ae4935 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-11 23:40:42,856 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-11 23:40:43,017 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b0a2f5e-4b8f-4a38-81fb-4247da583f0a/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-64bit-Kojak_Default.epf [2023-11-11 23:40:43,032 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-11 23:40:43,033 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-11 23:40:43,072 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-11 23:40:43,075 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-11 23:40:43,075 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-11 23:40:43,077 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-11 23:40:43,082 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-11 23:40:43,082 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-11 23:40:43,083 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-11 23:40:43,083 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-11 23:40:43,085 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-11 23:40:43,086 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-11 23:40:43,086 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-11 23:40:43,087 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-11 23:40:43,087 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-11 23:40:43,088 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-11 23:40:43,088 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-11 23:40:43,088 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-11 23:40:43,089 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-11 23:40:43,090 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-11 23:40:43,091 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-11 23:40:43,091 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:40:43,092 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-11 23:40:43,092 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-11 23:40:43,093 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-11 23:40:43,093 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-11 23:40:43,093 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-11 23:40:43,095 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-11 23:40:43,095 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_0b0a2f5e-4b8f-4a38-81fb-4247da583f0a/bin/ukojak-verify-0OAaufAVZV/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b0a2f5e-4b8f-4a38-81fb-4247da583f0a/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ec6e9d2be73321164eafccfcba6c9ab6d46693cbd28502eb52f7ed5ea8ae4935 [2023-11-11 23:40:43,436 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-11 23:40:43,465 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-11 23:40:43,468 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-11 23:40:43,469 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-11 23:40:43,470 INFO L274 PluginConnector]: CDTParser initialized [2023-11-11 23:40:43,472 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b0a2f5e-4b8f-4a38-81fb-4247da583f0a/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/termination-restricted-15/c.02.c [2023-11-11 23:40:46,595 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-11 23:40:46,802 INFO L384 CDTParser]: Found 1 translation units. [2023-11-11 23:40:46,803 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b0a2f5e-4b8f-4a38-81fb-4247da583f0a/sv-benchmarks/c/termination-restricted-15/c.02.c [2023-11-11 23:40:46,811 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b0a2f5e-4b8f-4a38-81fb-4247da583f0a/bin/ukojak-verify-0OAaufAVZV/data/b09975b50/2143338f4e4f4b549b29efc937f2ac9c/FLAG241c81dc0 [2023-11-11 23:40:46,827 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b0a2f5e-4b8f-4a38-81fb-4247da583f0a/bin/ukojak-verify-0OAaufAVZV/data/b09975b50/2143338f4e4f4b549b29efc937f2ac9c [2023-11-11 23:40:46,830 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-11 23:40:46,832 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-11 23:40:46,834 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-11 23:40:46,834 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-11 23:40:46,839 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-11 23:40:46,840 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:40:46" (1/1) ... [2023-11-11 23:40:46,841 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7ce755f0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:40:46, skipping insertion in model container [2023-11-11 23:40:46,841 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:40:46" (1/1) ... [2023-11-11 23:40:46,861 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-11 23:40:47,018 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:40:47,025 INFO L202 MainTranslator]: Completed pre-run [2023-11-11 23:40:47,039 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:40:47,054 INFO L206 MainTranslator]: Completed translation [2023-11-11 23:40:47,055 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:40:47 WrapperNode [2023-11-11 23:40:47,055 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-11 23:40:47,057 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-11 23:40:47,057 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-11 23:40:47,057 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-11 23:40:47,065 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:40:47" (1/1) ... [2023-11-11 23:40:47,070 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:40:47" (1/1) ... [2023-11-11 23:40:47,095 INFO L138 Inliner]: procedures = 4, calls = 2, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 34 [2023-11-11 23:40:47,095 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-11 23:40:47,096 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-11 23:40:47,096 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-11 23:40:47,096 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-11 23:40:47,106 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:40:47" (1/1) ... [2023-11-11 23:40:47,107 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:40:47" (1/1) ... [2023-11-11 23:40:47,108 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:40:47" (1/1) ... [2023-11-11 23:40:47,108 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:40:47" (1/1) ... [2023-11-11 23:40:47,111 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:40:47" (1/1) ... [2023-11-11 23:40:47,115 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:40:47" (1/1) ... [2023-11-11 23:40:47,121 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:40:47" (1/1) ... [2023-11-11 23:40:47,122 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:40:47" (1/1) ... [2023-11-11 23:40:47,130 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-11 23:40:47,131 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-11 23:40:47,132 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-11 23:40:47,132 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-11 23:40:47,133 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:40:47" (1/1) ... [2023-11-11 23:40:47,140 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:40:47,153 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b0a2f5e-4b8f-4a38-81fb-4247da583f0a/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-11 23:40:47,168 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b0a2f5e-4b8f-4a38-81fb-4247da583f0a/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-11 23:40:47,186 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b0a2f5e-4b8f-4a38-81fb-4247da583f0a/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-11 23:40:47,215 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-11 23:40:47,215 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-11 23:40:47,302 INFO L236 CfgBuilder]: Building ICFG [2023-11-11 23:40:47,304 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-11 23:40:47,491 INFO L277 CfgBuilder]: Performing block encoding [2023-11-11 23:40:47,563 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-11 23:40:47,563 INFO L302 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-11 23:40:47,567 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:40:47 BoogieIcfgContainer [2023-11-11 23:40:47,568 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-11 23:40:47,569 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-11 23:40:47,570 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-11 23:40:47,582 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-11 23:40:47,583 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:40:47" (1/1) ... [2023-11-11 23:40:47,594 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-11 23:40:47,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:40:47,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 16 states and 17 transitions. [2023-11-11 23:40:47,672 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 17 transitions. [2023-11-11 23:40:47,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-11 23:40:47,674 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:40:47,675 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:40:47,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:40:47,887 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:40:47,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:40:47,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 16 states and 18 transitions. [2023-11-11 23:40:47,965 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 18 transitions. [2023-11-11 23:40:47,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-11 23:40:47,967 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:40:47,967 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:40:47,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:40:48,009 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:40:48,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:40:48,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 15 states and 17 transitions. [2023-11-11 23:40:48,104 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 17 transitions. [2023-11-11 23:40:48,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-11 23:40:48,105 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:40:48,106 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:40:48,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:40:48,169 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:40:48,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:40:48,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 17 states and 21 transitions. [2023-11-11 23:40:48,341 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 21 transitions. [2023-11-11 23:40:48,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-11 23:40:48,342 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:40:48,342 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:40:48,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:40:48,384 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:40:48,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:40:48,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 19 states and 24 transitions. [2023-11-11 23:40:48,489 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 24 transitions. [2023-11-11 23:40:48,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-11 23:40:48,492 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:40:48,493 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:40:48,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:40:48,576 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:40:48,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:40:48,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 22 states and 29 transitions. [2023-11-11 23:40:48,781 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 29 transitions. [2023-11-11 23:40:48,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-11 23:40:48,782 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:40:48,784 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:40:48,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:40:48,840 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:40:49,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:40:49,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 25 states and 37 transitions. [2023-11-11 23:40:49,063 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 37 transitions. [2023-11-11 23:40:49,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-11 23:40:49,064 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:40:49,064 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:40:49,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:40:49,115 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:40:49,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:40:49,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 26 states and 39 transitions. [2023-11-11 23:40:49,156 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 39 transitions. [2023-11-11 23:40:49,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-11 23:40:49,157 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:40:49,157 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:40:49,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:40:49,190 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-11 23:40:49,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:40:49,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 26 states and 38 transitions. [2023-11-11 23:40:49,325 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 38 transitions. [2023-11-11 23:40:49,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-11 23:40:49,326 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:40:49,327 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:40:49,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:40:49,359 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-11 23:40:49,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:40:49,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 28 states and 39 transitions. [2023-11-11 23:40:49,455 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 39 transitions. [2023-11-11 23:40:49,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-11 23:40:49,456 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:40:49,456 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:40:49,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:40:49,538 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:40:49,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:40:49,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 31 states and 46 transitions. [2023-11-11 23:40:49,786 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 46 transitions. [2023-11-11 23:40:49,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-11 23:40:49,787 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:40:49,787 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:40:49,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:40:49,817 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-11 23:40:49,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:40:49,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 31 states and 45 transitions. [2023-11-11 23:40:49,949 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 45 transitions. [2023-11-11 23:40:49,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-11 23:40:49,949 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:40:49,950 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:40:49,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:40:50,003 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-11 23:40:50,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:40:50,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 33 states and 46 transitions. [2023-11-11 23:40:50,095 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 46 transitions. [2023-11-11 23:40:50,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-11 23:40:50,096 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:40:50,096 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:40:50,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:40:50,151 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:40:50,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:40:50,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 36 states and 53 transitions. [2023-11-11 23:40:50,395 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 53 transitions. [2023-11-11 23:40:50,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-11 23:40:50,396 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:40:50,396 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:40:50,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:40:50,422 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-11 23:40:50,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:40:50,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 36 states and 52 transitions. [2023-11-11 23:40:50,585 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2023-11-11 23:40:50,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-11 23:40:50,586 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:40:50,586 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:40:50,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:40:50,619 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-11 23:40:50,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:40:50,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 38 states and 53 transitions. [2023-11-11 23:40:50,715 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 53 transitions. [2023-11-11 23:40:50,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-11 23:40:50,717 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:40:50,717 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:40:50,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:40:50,809 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-11 23:40:50,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:40:50,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 40 states and 55 transitions. [2023-11-11 23:40:50,964 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 55 transitions. [2023-11-11 23:40:50,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-11 23:40:50,971 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:40:50,972 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:40:50,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:40:51,003 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2023-11-11 23:40:51,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:40:51,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 33 states and 43 transitions. [2023-11-11 23:40:51,181 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 43 transitions. [2023-11-11 23:40:51,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-11 23:40:51,182 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:40:51,182 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:40:51,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:40:51,212 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2023-11-11 23:40:51,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:40:51,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 20 states and 25 transitions. [2023-11-11 23:40:51,408 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 25 transitions. [2023-11-11 23:40:51,408 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-11-11 23:40:51,408 WARN L420 CodeCheckObserver]: This Program is SAFE, Check terminated with 19 iterations. [2023-11-11 23:40:51,418 INFO L753 CodeCheckObserver]: All specifications hold 6 specifications checked. All of them hold [2023-11-11 23:40:51,562 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-11 23:40:51,568 INFO L560 CodeCheckObserver]: Invariant with dag size 8 [2023-11-11 23:40:51,572 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 11.11 11:40:51 ImpRootNode [2023-11-11 23:40:51,572 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-11 23:40:51,573 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-11 23:40:51,573 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-11 23:40:51,573 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-11 23:40:51,574 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:40:47" (3/4) ... [2023-11-11 23:40:51,576 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-11 23:40:51,583 INFO L944 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2023-11-11 23:40:51,583 INFO L944 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2023-11-11 23:40:51,584 INFO L944 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2023-11-11 23:40:51,672 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b0a2f5e-4b8f-4a38-81fb-4247da583f0a/bin/ukojak-verify-0OAaufAVZV/witness.graphml [2023-11-11 23:40:51,673 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b0a2f5e-4b8f-4a38-81fb-4247da583f0a/bin/ukojak-verify-0OAaufAVZV/witness.yml [2023-11-11 23:40:51,673 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-11 23:40:51,674 INFO L158 Benchmark]: Toolchain (without parser) took 4842.33ms. Allocated memory was 157.3MB in the beginning and 188.7MB in the end (delta: 31.5MB). Free memory was 120.1MB in the beginning and 102.9MB in the end (delta: 17.2MB). Peak memory consumption was 47.1MB. Max. memory is 16.1GB. [2023-11-11 23:40:51,675 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 111.1MB. Free memory was 84.5MB in the beginning and 84.4MB in the end (delta: 98.4kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-11 23:40:51,675 INFO L158 Benchmark]: CACSL2BoogieTranslator took 222.33ms. Allocated memory is still 157.3MB. Free memory was 120.1MB in the beginning and 110.2MB in the end (delta: 9.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-11-11 23:40:51,676 INFO L158 Benchmark]: Boogie Procedure Inliner took 38.55ms. Allocated memory is still 157.3MB. Free memory was 110.2MB in the beginning and 109.0MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-11 23:40:51,676 INFO L158 Benchmark]: Boogie Preprocessor took 34.40ms. Allocated memory is still 157.3MB. Free memory was 109.0MB in the beginning and 108.0MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-11 23:40:51,677 INFO L158 Benchmark]: RCFGBuilder took 437.37ms. Allocated memory is still 157.3MB. Free memory was 108.0MB in the beginning and 126.9MB in the end (delta: -18.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-11 23:40:51,677 INFO L158 Benchmark]: CodeCheck took 4002.88ms. Allocated memory was 157.3MB in the beginning and 188.7MB in the end (delta: 31.5MB). Free memory was 126.9MB in the beginning and 107.1MB in the end (delta: 19.9MB). Peak memory consumption was 51.8MB. Max. memory is 16.1GB. [2023-11-11 23:40:51,678 INFO L158 Benchmark]: Witness Printer took 100.81ms. Allocated memory is still 188.7MB. Free memory was 107.1MB in the beginning and 102.9MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-11 23:40:51,681 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 1 procedures, 16 locations, 6 error locations. Started 1 CEGAR loops. OverallTime: 3.8s, OverallIterations: 19, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 678 SdHoareTripleChecker+Valid, 4.7s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 622 mSDsluCounter, 32 SdHoareTripleChecker+Invalid, 3.9s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 32 mSDsCounter, 515 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 2243 IncrementalHoareTripleChecker+Invalid, 2758 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 515 mSolverCounterUnsat, 0 mSDtfsCounter, 2243 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1566 GetRequests, 1376 SyntacticMatches, 108 SemanticMatches, 82 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2860 ImplicationChecksByTransitivity, 2.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.8s InterpolantComputationTime, 193 NumberOfCodeBlocks, 193 NumberOfCodeBlocksAsserted, 18 NumberOfCheckSat, 175 ConstructedInterpolants, 0 QuantifiedInterpolants, 475 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 18 InterpolantComputations, 15 PerfectInterpolantSequences, 94/112 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 - PositiveResult [Line: 11]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 11]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 14]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 14]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 16]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 16]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - AllSpecificationsHoldResult: All specifications hold 6 specifications checked. All of them hold - InvariantResult [Line: 10]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 13]: Loop Invariant Derived loop invariant: (((1 <= y) && (x <= 2147483647)) && (1 <= x)) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 111.1MB. Free memory was 84.5MB in the beginning and 84.4MB in the end (delta: 98.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 222.33ms. Allocated memory is still 157.3MB. Free memory was 120.1MB in the beginning and 110.2MB in the end (delta: 9.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 38.55ms. Allocated memory is still 157.3MB. Free memory was 110.2MB in the beginning and 109.0MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 34.40ms. Allocated memory is still 157.3MB. Free memory was 109.0MB in the beginning and 108.0MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 437.37ms. Allocated memory is still 157.3MB. Free memory was 108.0MB in the beginning and 126.9MB in the end (delta: -18.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * CodeCheck took 4002.88ms. Allocated memory was 157.3MB in the beginning and 188.7MB in the end (delta: 31.5MB). Free memory was 126.9MB in the beginning and 107.1MB in the end (delta: 19.9MB). Peak memory consumption was 51.8MB. Max. memory is 16.1GB. * Witness Printer took 100.81ms. Allocated memory is still 188.7MB. Free memory was 107.1MB in the beginning and 102.9MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2023-11-11 23:40:51,705 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b0a2f5e-4b8f-4a38-81fb-4247da583f0a/bin/ukojak-verify-0OAaufAVZV/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