./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/loop-lit/cggmp2005.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a0165632 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_54e22c55-087f-4cd0-91d2-7a3be0f6e71f/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54e22c55-087f-4cd0-91d2-7a3be0f6e71f/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54e22c55-087f-4cd0-91d2-7a3be0f6e71f/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54e22c55-087f-4cd0-91d2-7a3be0f6e71f/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/loop-lit/cggmp2005.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54e22c55-087f-4cd0-91d2-7a3be0f6e71f/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54e22c55-087f-4cd0-91d2-7a3be0f6e71f/bin/ukojak-verify-ImItNfHLgk --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash d9c82f96058e75055db08c6be05f7339c74a06f1004576b8854261e31deb5a7c --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 00:23:33,347 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 00:23:33,422 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54e22c55-087f-4cd0-91d2-7a3be0f6e71f/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-09 00:23:33,428 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 00:23:33,429 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-09 00:23:33,474 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 00:23:33,475 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 00:23:33,475 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-09 00:23:33,476 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 00:23:33,477 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 00:23:33,477 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 00:23:33,478 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 00:23:33,478 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 00:23:33,479 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-09 00:23:33,479 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 00:23:33,479 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 00:23:33,480 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 00:23:33,480 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 00:23:33,481 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 00:23:33,481 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 00:23:33,482 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 00:23:33,482 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 00:23:33,483 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 00:23:33,483 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-09 00:23:33,484 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-09 00:23:33,484 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-09 00:23:33,485 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 00:23:33,485 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:23:33,486 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 00:23:33,486 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 00:23:33,487 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 00:23:33,487 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-09 00:23:33,487 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-09 00:23:33,488 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_54e22c55-087f-4cd0-91d2-7a3be0f6e71f/bin/ukojak-verify-ImItNfHLgk/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54e22c55-087f-4cd0-91d2-7a3be0f6e71f/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d9c82f96058e75055db08c6be05f7339c74a06f1004576b8854261e31deb5a7c [2024-11-09 00:23:33,788 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 00:23:33,821 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 00:23:33,845 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 00:23:33,848 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 00:23:33,849 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 00:23:33,851 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54e22c55-087f-4cd0-91d2-7a3be0f6e71f/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/loop-lit/cggmp2005.i Unable to find full path for "g++" [2024-11-09 00:23:35,829 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 00:23:36,018 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 00:23:36,019 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54e22c55-087f-4cd0-91d2-7a3be0f6e71f/sv-benchmarks/c/loop-lit/cggmp2005.i [2024-11-09 00:23:36,025 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54e22c55-087f-4cd0-91d2-7a3be0f6e71f/bin/ukojak-verify-ImItNfHLgk/data/a5f296056/1067d2a26a4a496d9b8160e186f6ddf4/FLAG44c7f6bf6 [2024-11-09 00:23:36,041 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54e22c55-087f-4cd0-91d2-7a3be0f6e71f/bin/ukojak-verify-ImItNfHLgk/data/a5f296056/1067d2a26a4a496d9b8160e186f6ddf4 [2024-11-09 00:23:36,044 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 00:23:36,045 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 00:23:36,047 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 00:23:36,047 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 00:23:36,056 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 00:23:36,057 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:23:36" (1/1) ... [2024-11-09 00:23:36,058 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@56dae2a1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:23:36, skipping insertion in model container [2024-11-09 00:23:36,059 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:23:36" (1/1) ... [2024-11-09 00:23:36,080 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 00:23:36,324 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54e22c55-087f-4cd0-91d2-7a3be0f6e71f/sv-benchmarks/c/loop-lit/cggmp2005.i[895,908] [2024-11-09 00:23:36,340 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:23:36,350 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 00:23:36,366 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54e22c55-087f-4cd0-91d2-7a3be0f6e71f/sv-benchmarks/c/loop-lit/cggmp2005.i[895,908] [2024-11-09 00:23:36,372 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:23:36,392 INFO L204 MainTranslator]: Completed translation [2024-11-09 00:23:36,393 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:23:36 WrapperNode [2024-11-09 00:23:36,393 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 00:23:36,394 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 00:23:36,395 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 00:23:36,395 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 00:23:36,403 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:23:36" (1/1) ... [2024-11-09 00:23:36,410 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:23:36" (1/1) ... [2024-11-09 00:23:36,429 INFO L138 Inliner]: procedures = 16, calls = 7, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 26 [2024-11-09 00:23:36,430 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 00:23:36,431 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 00:23:36,431 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 00:23:36,431 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 00:23:36,441 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:23:36" (1/1) ... [2024-11-09 00:23:36,441 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:23:36" (1/1) ... [2024-11-09 00:23:36,442 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:23:36" (1/1) ... [2024-11-09 00:23:36,443 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:23:36" (1/1) ... [2024-11-09 00:23:36,445 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:23:36" (1/1) ... [2024-11-09 00:23:36,450 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:23:36" (1/1) ... [2024-11-09 00:23:36,451 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:23:36" (1/1) ... [2024-11-09 00:23:36,453 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:23:36" (1/1) ... [2024-11-09 00:23:36,455 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 00:23:36,457 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 00:23:36,457 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 00:23:36,457 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 00:23:36,458 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:23:36" (1/1) ... [2024-11-09 00:23:36,464 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:23:36,475 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54e22c55-087f-4cd0-91d2-7a3be0f6e71f/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-09 00:23:36,488 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54e22c55-087f-4cd0-91d2-7a3be0f6e71f/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-09 00:23:36,495 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54e22c55-087f-4cd0-91d2-7a3be0f6e71f/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-09 00:23:36,527 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 00:23:36,527 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-09 00:23:36,527 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 00:23:36,527 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 00:23:36,603 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 00:23:36,605 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 00:23:36,716 INFO L? ?]: Removed 8 outVars from TransFormulas that were not future-live. [2024-11-09 00:23:36,716 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 00:23:36,740 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 00:23:36,741 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-09 00:23:36,741 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:23:36 BoogieIcfgContainer [2024-11-09 00:23:36,741 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 00:23:36,742 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-09 00:23:36,742 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-09 00:23:36,756 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-09 00:23:36,756 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:23:36" (1/1) ... [2024-11-09 00:23:36,764 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 00:23:36,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:23:36,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 9 states and 11 transitions. [2024-11-09 00:23:36,824 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 11 transitions. [2024-11-09 00:23:36,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-11-09 00:23:36,827 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:23:36,827 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:23:36,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:23:37,111 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:23:37,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:23:37,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 10 states and 12 transitions. [2024-11-09 00:23:37,183 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 12 transitions. [2024-11-09 00:23:37,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-09 00:23:37,184 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:23:37,184 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:23:37,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:23:37,230 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:23:37,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:23:37,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 10 states and 11 transitions. [2024-11-09 00:23:37,265 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 11 transitions. [2024-11-09 00:23:37,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-09 00:23:37,266 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:23:37,266 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:23:37,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:23:37,432 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:23:37,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:23:37,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 12 states and 14 transitions. [2024-11-09 00:23:37,628 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 14 transitions. [2024-11-09 00:23:37,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-09 00:23:37,631 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:23:37,632 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:23:37,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:23:37,839 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:23:38,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:23:38,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 14 states and 16 transitions. [2024-11-09 00:23:38,027 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 16 transitions. [2024-11-09 00:23:38,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-09 00:23:38,027 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:23:38,028 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:23:38,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:23:38,151 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:23:38,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:23:38,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 16 states and 17 transitions. [2024-11-09 00:23:38,247 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 17 transitions. [2024-11-09 00:23:38,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:23:38,248 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:23:38,248 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:23:38,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:23:38,497 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:23:39,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:23:39,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 27 states and 30 transitions. [2024-11-09 00:23:39,326 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 30 transitions. [2024-11-09 00:23:39,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-09 00:23:39,329 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:23:39,329 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:23:39,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:23:39,630 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 18 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:23:39,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:23:39,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 14 states and 13 transitions. [2024-11-09 00:23:39,984 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 13 transitions. [2024-11-09 00:23:39,984 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-09 00:23:39,984 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 8 iterations. [2024-11-09 00:23:39,993 INFO L729 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2024-11-09 00:23:40,238 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2024-11-09 00:23:40,238 INFO L75 FloydHoareUtils]: For program point L19(line 19) no Hoare annotation was computed. [2024-11-09 00:23:40,238 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-11-09 00:23:40,239 INFO L77 FloydHoareUtils]: At program point L28-1(lines 28 31) the Hoare annotation is: (let ((.cse0 (+ 6 |ULTIMATE.start_main_~i~0#1|)) (.cse1 (+ 3 |ULTIMATE.start_main_~i~0#1|))) (or (and (<= .cse0 |ULTIMATE.start_main_~j~0#1|) (= 9 |ULTIMATE.start_main_~j~0#1|) (<= |ULTIMATE.start_main_~j~0#1| .cse0)) (and (< |ULTIMATE.start_main_~j~0#1| .cse0) (<= .cse1 |ULTIMATE.start_main_~j~0#1|) (= |ULTIMATE.start_main_~j~0#1| 8)) (and (= |ULTIMATE.start_main_~i~0#1| 1) (= |ULTIMATE.start_main_~j~0#1| 10)) (and (< |ULTIMATE.start_main_~j~0#1| .cse1) (< |ULTIMATE.start_main_~i~0#1| (+ |ULTIMATE.start_main_~j~0#1| 1)) (= 7 |ULTIMATE.start_main_~j~0#1|)))) [2024-11-09 00:23:40,239 INFO L77 FloydHoareUtils]: At program point L28-3(lines 28 31) the Hoare annotation is: (let ((.cse0 (+ 6 |ULTIMATE.start_main_~i~0#1|)) (.cse2 (+ 3 |ULTIMATE.start_main_~i~0#1|)) (.cse1 (+ |ULTIMATE.start_main_~j~0#1| 1))) (or (and (<= .cse0 |ULTIMATE.start_main_~j~0#1|) (= 9 |ULTIMATE.start_main_~j~0#1|) (<= |ULTIMATE.start_main_~j~0#1| .cse0)) (and (= 6 |ULTIMATE.start_main_~j~0#1|) (<= .cse1 |ULTIMATE.start_main_~i~0#1|)) (and (< |ULTIMATE.start_main_~j~0#1| .cse0) (<= .cse2 |ULTIMATE.start_main_~j~0#1|) (= |ULTIMATE.start_main_~j~0#1| 8)) (and (= |ULTIMATE.start_main_~i~0#1| 1) (= |ULTIMATE.start_main_~j~0#1| 10)) (and (< |ULTIMATE.start_main_~j~0#1| .cse2) (< |ULTIMATE.start_main_~i~0#1| .cse1) (= 7 |ULTIMATE.start_main_~j~0#1|)))) [2024-11-09 00:23:40,240 INFO L77 FloydHoareUtils]: At program point L28-4(lines 28 31) the Hoare annotation is: (= 6 |ULTIMATE.start_main_~j~0#1|) [2024-11-09 00:23:40,240 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 19) no Hoare annotation was computed. [2024-11-09 00:23:40,240 INFO L77 FloydHoareUtils]: At program point L18(lines 18 20) the Hoare annotation is: (not (= |ULTIMATE.start___VERIFIER_assert_~cond#1| 0)) [2024-11-09 00:23:40,240 INFO L77 FloydHoareUtils]: At program point L18-2(lines 17 22) the Hoare annotation is: true [2024-11-09 00:23:40,269 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 09.11 12:23:40 ImpRootNode [2024-11-09 00:23:40,269 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-09 00:23:40,270 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-09 00:23:40,270 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-09 00:23:40,270 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-09 00:23:40,271 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:23:36" (3/4) ... [2024-11-09 00:23:40,276 INFO L142 WitnessPrinter]: Generating witness for correct program [2024-11-09 00:23:40,285 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2024-11-09 00:23:40,287 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2024-11-09 00:23:40,288 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-11-09 00:23:40,289 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-09 00:23:40,381 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54e22c55-087f-4cd0-91d2-7a3be0f6e71f/bin/ukojak-verify-ImItNfHLgk/witness.graphml [2024-11-09 00:23:40,381 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54e22c55-087f-4cd0-91d2-7a3be0f6e71f/bin/ukojak-verify-ImItNfHLgk/witness.yml [2024-11-09 00:23:40,381 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-09 00:23:40,382 INFO L158 Benchmark]: Toolchain (without parser) took 4336.64ms. Allocated memory is still 163.6MB. Free memory was 122.0MB in the beginning and 70.6MB in the end (delta: 51.3MB). Peak memory consumption was 49.9MB. Max. memory is 16.1GB. [2024-11-09 00:23:40,382 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 117.4MB. Free memory was 84.9MB in the beginning and 84.9MB in the end (delta: 25.4kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:23:40,383 INFO L158 Benchmark]: CACSL2BoogieTranslator took 346.62ms. Allocated memory is still 163.6MB. Free memory was 122.0MB in the beginning and 109.3MB in the end (delta: 12.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-11-09 00:23:40,383 INFO L158 Benchmark]: Boogie Procedure Inliner took 35.66ms. Allocated memory is still 163.6MB. Free memory was 109.3MB in the beginning and 108.0MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:23:40,383 INFO L158 Benchmark]: Boogie Preprocessor took 25.33ms. Allocated memory is still 163.6MB. Free memory was 108.0MB in the beginning and 107.2MB in the end (delta: 746.8kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 00:23:40,384 INFO L158 Benchmark]: RCFGBuilder took 284.64ms. Allocated memory is still 163.6MB. Free memory was 107.2MB in the beginning and 97.5MB in the end (delta: 9.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-09 00:23:40,384 INFO L158 Benchmark]: CodeCheck took 3527.33ms. Allocated memory is still 163.6MB. Free memory was 97.5MB in the beginning and 75.9MB in the end (delta: 21.7MB). Peak memory consumption was 22.7MB. Max. memory is 16.1GB. [2024-11-09 00:23:40,384 INFO L158 Benchmark]: Witness Printer took 111.15ms. Allocated memory is still 163.6MB. Free memory was 74.8MB in the beginning and 70.6MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-09 00:23:40,386 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, 9 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 3.2s, OverallIterations: 8, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 137 SdHoareTripleChecker+Valid, 0.9s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 55 mSDsluCounter, 35 SdHoareTripleChecker+Invalid, 0.7s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 117 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 312 IncrementalHoareTripleChecker+Invalid, 429 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 117 mSolverCounterUnsat, 35 mSDtfsCounter, 312 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 501 GetRequests, 418 SyntacticMatches, 19 SemanticMatches, 64 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1762 ImplicationChecksByTransitivity, 1.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 1.1s InterpolantComputationTime, 66 NumberOfCodeBlocks, 66 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 59 ConstructedInterpolants, 0 QuantifiedInterpolants, 200 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 7 InterpolantComputations, 2 PerfectInterpolantSequences, 18/55 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: 19]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 28]: Loop Invariant Derived loop invariant: (((((((((long long) 6 + i) <= j) && (9 == j)) && (j <= ((long long) 6 + i))) || ((6 == j) && (((long long) j + 1) <= i))) || (((j < ((long long) 6 + i)) && (((long long) 3 + i) <= j)) && (j == 8))) || ((i == 1) && (j == 10))) || (((j < ((long long) 3 + i)) && (i < ((long long) j + 1))) && (7 == j))) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 117.4MB. Free memory was 84.9MB in the beginning and 84.9MB in the end (delta: 25.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 346.62ms. Allocated memory is still 163.6MB. Free memory was 122.0MB in the beginning and 109.3MB in the end (delta: 12.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 35.66ms. Allocated memory is still 163.6MB. Free memory was 109.3MB in the beginning and 108.0MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 25.33ms. Allocated memory is still 163.6MB. Free memory was 108.0MB in the beginning and 107.2MB in the end (delta: 746.8kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 284.64ms. Allocated memory is still 163.6MB. Free memory was 107.2MB in the beginning and 97.5MB in the end (delta: 9.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 3527.33ms. Allocated memory is still 163.6MB. Free memory was 97.5MB in the beginning and 75.9MB in the end (delta: 21.7MB). Peak memory consumption was 22.7MB. Max. memory is 16.1GB. * Witness Printer took 111.15ms. Allocated memory is still 163.6MB. Free memory was 74.8MB in the beginning and 70.6MB 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! [2024-11-09 00:23:40,417 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54e22c55-087f-4cd0-91d2-7a3be0f6e71f/bin/ukojak-verify-ImItNfHLgk/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 Writing output log to file Ultimate.log Result: TRUE